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Changeset 267531 in webkit

Timestamp:

Sep 24, 2020, 8:20:30 AM (6 years ago)

Author:

commit-queue@webkit.org

Message:

Resync WPT's mathml and math-script-level-and-math-style tests
https://bugs.webkit.org/show_bug.cgi?id=216871

Patch by Frederic Wang <fwang@igalia.com> on 2020-09-24
Reviewed by Rob Buis.

LayoutTests/imported/w3c:

resources/import-expectations.json:
resources/resource-files.json:
web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-001.tentative.html: Added.
web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-002.tentative.html:
web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-003.tentative-expected.html: Copied from LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-003.tentative-expected.html.
web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-003.tentative.html: Added.
web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-004.tentative.html:
web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-001.tentative.html:
web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-002.tentative.html:
web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-003.tentative-expected.html:
web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-003.tentative.html:
web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-004.tentative-expected.html:
web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-004.tentative.html:
web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-005.tentative.html:
web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-font-size-clamping-001.tentative.html:
web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-style-001.tentative.html:
web-platform-tests/css/css-fonts/math-script-level-and-math-style/w3c-import.log:
web-platform-tests/mathml/crashtests/display-and-column-properties.html: Added.
web-platform-tests/mathml/crashtests/multicol-on-token-elements.html: Added.
web-platform-tests/mathml/crashtests/w3c-import.log: Copied from LayoutTests/imported/w3c/web-platform-tests/mathml/tools/utils/w3c-import.log.
web-platform-tests/mathml/presentation-markup/direction/w3c-import.log:
web-platform-tests/mathml/presentation-markup/fractions/frac-1.html:
web-platform-tests/mathml/presentation-markup/fractions/frac-invalid-2-expected.html: Added.
web-platform-tests/mathml/presentation-markup/fractions/frac-invalid-2.html: Added.
web-platform-tests/mathml/presentation-markup/fractions/frac-invalid-3-expected.html: Added.
web-platform-tests/mathml/presentation-markup/fractions/frac-invalid-3.html: Added.
web-platform-tests/mathml/presentation-markup/fractions/frac-invalid-expected.html: Added.
web-platform-tests/mathml/presentation-markup/fractions/frac-invalid.html: Added.
web-platform-tests/mathml/presentation-markup/fractions/frac-legacy-bevelled-attribute.tentative-expected.html: Added.
web-platform-tests/mathml/presentation-markup/fractions/frac-legacy-bevelled-attribute.tentative.html: Added.
web-platform-tests/mathml/presentation-markup/fractions/frac-linethickness-002.html:
web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-1.html:
web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-2.html:
web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-3.html: Added.
web-platform-tests/mathml/presentation-markup/fractions/w3c-import.log:
web-platform-tests/mathml/presentation-markup/menclose/legacy-menclose-radical-notation-expected.html:
web-platform-tests/mathml/presentation-markup/menclose/legacy-menclose-radical-notation.html:
web-platform-tests/mathml/presentation-markup/mpadded/legacy-orthogonal-pseudo-units.html: Added.
web-platform-tests/mathml/presentation-markup/mpadded/mpadded-001.html: Added.
web-platform-tests/mathml/presentation-markup/mpadded/mpadded-002.html: Added.
web-platform-tests/mathml/presentation-markup/mpadded/mpadded-003.html: Added.
web-platform-tests/mathml/presentation-markup/mpadded/w3c-import.log: Copied from LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/w3c-import.log.
web-platform-tests/mathml/presentation-markup/mrow/dynamic-mrow-like-001-expected.html: Added.
web-platform-tests/mathml/presentation-markup/mrow/dynamic-mrow-like-001.html: Added.
web-platform-tests/mathml/presentation-markup/mrow/inferred-mrow-baseline.html:
web-platform-tests/mathml/presentation-markup/mrow/inferred-mrow-stretchy.html:
web-platform-tests/mathml/presentation-markup/mrow/legacy-mfenced-element-001-expected.html: Added.
web-platform-tests/mathml/presentation-markup/mrow/legacy-mfenced-element-001.html: Added.
web-platform-tests/mathml/presentation-markup/mrow/legacy-mstyle-attributes.html:
web-platform-tests/mathml/presentation-markup/mrow/merror-001.html: Added.
web-platform-tests/mathml/presentation-markup/mrow/mrow-painting-order-expected.html: Added.
web-platform-tests/mathml/presentation-markup/mrow/mrow-painting-order.html: Added.
web-platform-tests/mathml/presentation-markup/mrow/mrow-preferred-width.html: Added.
web-platform-tests/mathml/presentation-markup/mrow/no-spacing.html: Added.
web-platform-tests/mathml/presentation-markup/mrow/spacing.html: Added.
web-platform-tests/mathml/presentation-markup/mrow/w3c-import.log:
web-platform-tests/mathml/presentation-markup/operators/embellished-operator-001.html:
web-platform-tests/mathml/presentation-markup/operators/embellished-operator-002.html:
web-platform-tests/mathml/presentation-markup/operators/embellished-operator-003.html: Copied from LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-001.html.
web-platform-tests/mathml/presentation-markup/operators/mo-font-relative-lengths-001.html: Added.
web-platform-tests/mathml/presentation-markup/operators/mo-form-dynamic-002-expected.html: Added.
web-platform-tests/mathml/presentation-markup/operators/mo-form-dynamic-002.html: Added.
web-platform-tests/mathml/presentation-markup/operators/mo-form-expected.html:
web-platform-tests/mathml/presentation-markup/operators/mo-form-minus-plus-expected.html:
web-platform-tests/mathml/presentation-markup/operators/mo-lspace-rspace-dynamic-expected.html: Added.
web-platform-tests/mathml/presentation-markup/operators/mo-lspace-rspace-dynamic.html: Added.
web-platform-tests/mathml/presentation-markup/operators/mo-minsize-maxsize-001.html: Added.
web-platform-tests/mathml/presentation-markup/operators/mo-not-in-dictionary-lspace-rspace-expected.html: Added.
web-platform-tests/mathml/presentation-markup/operators/mo-not-in-dictionary-lspace-rspace.html: Added.
web-platform-tests/mathml/presentation-markup/operators/mo-not-in-dictionary-movablelimits-expected.html: Added.
web-platform-tests/mathml/presentation-markup/operators/mo-not-in-dictionary-movablelimits.html: Added.
web-platform-tests/mathml/presentation-markup/operators/mo-single-char-and-children-expected.html: Added.
web-platform-tests/mathml/presentation-markup/operators/mo-single-char-and-children.html: Added.
web-platform-tests/mathml/presentation-markup/operators/mo-stretch-properties-dynamic-001.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-001-expected.txt: Removed.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-001.html: Removed.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-combining.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-001.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-002.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-003.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-004.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-005.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-006.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-001.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-002.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-003.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-004.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-005.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-006.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-001.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-002.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-003.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-004.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-005.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-006.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-001.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-002.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-003.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-004.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-005.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-006.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-001.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-002.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-003.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-004.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-005.html: Added.
web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-006.html: Added.
web-platform-tests/mathml/presentation-markup/operators/support/operator-dictionary-tests.css: Added.

(@font-face):
(math, math *):

web-platform-tests/mathml/presentation-markup/operators/support/operator-dictionary-tests.js: Added.

(OperatorDictionaryTests.spaceBetween):
(OperatorDictionaryTests.string_appeared_here):
(OperatorDictionaryTests.run):

web-platform-tests/mathml/presentation-markup/operators/support/w3c-import.log: Copied from LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/w3c-import.log.
web-platform-tests/mathml/presentation-markup/operators/w3c-import.log:
web-platform-tests/mathml/presentation-markup/radicals/dynamic-radical-paint-invalidation-001-expected.html: Added.
web-platform-tests/mathml/presentation-markup/radicals/dynamic-radical-paint-invalidation-001.html: Added.
web-platform-tests/mathml/presentation-markup/radicals/root-parameters-2.html: Added.
web-platform-tests/mathml/presentation-markup/radicals/w3c-import.log:
web-platform-tests/mathml/presentation-markup/scripts/cramped-001.html:
web-platform-tests/mathml/presentation-markup/scripts/empty-underover.html: Added.
web-platform-tests/mathml/presentation-markup/scripts/subsup-legacy-scriptshift-attributes-001.tentative-expected.html: Added.
web-platform-tests/mathml/presentation-markup/scripts/subsup-legacy-scriptshift-attributes-001.tentative.html: Added.
web-platform-tests/mathml/presentation-markup/scripts/subsup-parameters-2.html:
web-platform-tests/mathml/presentation-markup/scripts/underover-1.html:
web-platform-tests/mathml/presentation-markup/scripts/underover-legacy-align-attribute-001-expected.html: Added.
web-platform-tests/mathml/presentation-markup/scripts/underover-legacy-align-attribute-001.html: Added.
web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-3.html:
web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-4.tentative.html: Renamed from LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-4.html.
web-platform-tests/mathml/presentation-markup/scripts/w3c-import.log:
web-platform-tests/mathml/presentation-markup/spaces/space-1.html:
web-platform-tests/mathml/presentation-markup/spaces/space-like-001.html:
web-platform-tests/mathml/presentation-markup/spaces/space-like-002.html:
web-platform-tests/mathml/presentation-markup/spaces/space-like-003.html:
web-platform-tests/mathml/presentation-markup/spaces/space-vertical-align.tentative-expected.html: Added.
web-platform-tests/mathml/presentation-markup/spaces/space-vertical-align.tentative.html: Added.
web-platform-tests/mathml/presentation-markup/spaces/w3c-import.log:
web-platform-tests/mathml/presentation-markup/tables/dynamic-table-001.html: Added.
web-platform-tests/mathml/presentation-markup/tables/w3c-import.log:
web-platform-tests/mathml/presentation-markup/tokens/dynamic-mtext-like-001-expected.html: Added.
web-platform-tests/mathml/presentation-markup/tokens/dynamic-mtext-like-001.html: Added.
web-platform-tests/mathml/presentation-markup/tokens/ms-001-expected.html: Renamed from LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/direction/direction-009-expected.html.
web-platform-tests/mathml/presentation-markup/tokens/ms-001.html: Renamed from LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/direction/direction-009.html.
web-platform-tests/mathml/presentation-markup/tokens/w3c-import.log: Copied from LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/w3c-import.log.
web-platform-tests/mathml/relations/css-styling/#default-text-properties.html#: Added.
web-platform-tests/mathml/relations/css-styling/attribute-mapping-001.html:
web-platform-tests/mathml/relations/css-styling/attribute-mapping-002.html:
web-platform-tests/mathml/relations/css-styling/blur-filter-expected.html: Added.
web-platform-tests/mathml/relations/css-styling/blur-filter.html: Added.
web-platform-tests/mathml/relations/css-styling/clip-expected.html: Added.
web-platform-tests/mathml/relations/css-styling/clip-path-expected.html: Added.
web-platform-tests/mathml/relations/css-styling/clip-path.html: Added.
web-platform-tests/mathml/relations/css-styling/clip.html: Added.
web-platform-tests/mathml/relations/css-styling/color-001.html:
web-platform-tests/mathml/relations/css-styling/color-002.html:
web-platform-tests/mathml/relations/css-styling/color-003.html:
web-platform-tests/mathml/relations/css-styling/color-004.tentative-expected.html: Copied from LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-004-expected.html.
web-platform-tests/mathml/relations/css-styling/color-004.tentative.html: Renamed from LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-004.html.
web-platform-tests/mathml/relations/css-styling/color-005-expected.html: Renamed from LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-004-expected.html.
web-platform-tests/mathml/relations/css-styling/color-005.html: Added.
web-platform-tests/mathml/relations/css-styling/default-font-family.html: Added.
web-platform-tests/mathml/relations/css-styling/default-properties-on-the-math-root.html: Added.
web-platform-tests/mathml/relations/css-styling/display-2.html: Added.
web-platform-tests/mathml/relations/css-styling/displaystyle-3.html: Added.
web-platform-tests/mathml/relations/css-styling/mathcolor-mathbackground-css-expected.html: Added.
web-platform-tests/mathml/relations/css-styling/mathcolor-mathbackground-css.html: Added.
web-platform-tests/mathml/relations/css-styling/mathsize-attribute-css-keywords-expected.html:
web-platform-tests/mathml/relations/css-styling/mathsize-attribute-css-keywords.html:
web-platform-tests/mathml/relations/css-styling/multi-column-layout.html: Added.
web-platform-tests/mathml/relations/css-styling/padding-border-margin/border-002.html:
web-platform-tests/mathml/relations/css-styling/padding-border-margin/margin-003.html: Added.
web-platform-tests/mathml/relations/css-styling/padding-border-margin/w3c-import.log:
web-platform-tests/mathml/relations/css-styling/presentational-hints-001-expected.html: Added.
web-platform-tests/mathml/relations/css-styling/presentational-hints-001.html: Added.
web-platform-tests/mathml/relations/css-styling/presentational-hints-002-expected.html: Added.
web-platform-tests/mathml/relations/css-styling/presentational-hints-002.html: Added.
web-platform-tests/mathml/relations/css-styling/scriptlevel-001.html: Added.
web-platform-tests/mathml/relations/css-styling/transform-expected.html: Added.
web-platform-tests/mathml/relations/css-styling/transform.html: Added.
web-platform-tests/mathml/relations/css-styling/visibility-001.html:
web-platform-tests/mathml/relations/css-styling/visibility-002.html:
web-platform-tests/mathml/relations/css-styling/visibility-003.html:
web-platform-tests/mathml/relations/css-styling/visibility-004.tentative-expected.html: Copied from LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-004-expected.html.
web-platform-tests/mathml/relations/css-styling/visibility-004.tentative.html: Renamed from LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-004.html.
web-platform-tests/mathml/relations/css-styling/visibility-005-expected.html: Renamed from LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-004-expected.html.
web-platform-tests/mathml/relations/css-styling/visibility-005.html: Added.
web-platform-tests/mathml/relations/css-styling/w3c-import.log:
web-platform-tests/mathml/relations/html5-tree/clipboard-event-handlers.tentative.html:
web-platform-tests/mathml/relations/html5-tree/content-editable.html: Added.
web-platform-tests/mathml/relations/html5-tree/css-inline-style-dynamic.tentative.html:
web-platform-tests/mathml/relations/html5-tree/css-inline-style-interface.tentative.html:
web-platform-tests/mathml/relations/html5-tree/display-1.html:
web-platform-tests/mathml/relations/html5-tree/dynamic-2-expected.html: Added.
web-platform-tests/mathml/relations/html5-tree/dynamic-2.html: Added.
web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-001.html: Added.
web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-002.html: Added.
web-platform-tests/mathml/relations/html5-tree/href-click-3.html:
web-platform-tests/mathml/relations/html5-tree/html-or-foreign-element-interfaces.tentative.html:
web-platform-tests/mathml/relations/html5-tree/integration-point-1.html:
web-platform-tests/mathml/relations/html5-tree/integration-point-4.html:
web-platform-tests/mathml/relations/html5-tree/integration-point-5.html: Added.
web-platform-tests/mathml/relations/html5-tree/math-global-event-handlers.tentative.html:
web-platform-tests/mathml/relations/html5-tree/required-extensions-2.html:
web-platform-tests/mathml/relations/html5-tree/tabindex-001.html:
web-platform-tests/mathml/relations/html5-tree/tabindex-002.html:
web-platform-tests/mathml/relations/html5-tree/w3c-import.log:
web-platform-tests/mathml/support/box-comparison.js:

(compareSizeWithAndWithoutStyle):

web-platform-tests/mathml/support/feature-detection.js:

(MathMLFeatureDetection.string_appeared_here):

web-platform-tests/mathml/support/layout-comparison.js:

(childrenHaveEmptyBoundingClientRects):

web-platform-tests/mathml/support/mathml-fragments.js:

(FragmentHelper.isTokenElement):

web-platform-tests/mathml/support/operator-dictionary.json:
web-platform-tests/mathml/tools/axisheight.py:
web-platform-tests/mathml/tools/fractions.py:
web-platform-tests/mathml/tools/largeop.py:
web-platform-tests/mathml/tools/limits.py:
web-platform-tests/mathml/tools/mathvariant-transforms.py:
web-platform-tests/mathml/tools/operator-dictionary.py:

(createStretchy):

web-platform-tests/mathml/tools/percentscaledown.py:
web-platform-tests/mathml/tools/radicals.py:

(createStretchyRadical):

web-platform-tests/mathml/tools/scripts.py:
web-platform-tests/mathml/tools/stacks.py:
web-platform-tests/mathml/tools/stretchstacks.py:
web-platform-tests/mathml/tools/underover.py:
web-platform-tests/mathml/tools/use-typo-lineheight.py:
web-platform-tests/mathml/tools/utils/pycache/w3c-import.log: Delete
web-platform-tests/mathml/tools/utils/mathfont.py:

(create):
(drawRectangleGlyph):

web-platform-tests/mathml/tools/utils/misc.py:
web-platform-tests/mathml/tools/utils/w3c-import.log:
web-platform-tests/mathml/tools/xHeight.py:

LayoutTests:

Resync WPT's mathml and math-script-level-and-math-style tests

TestExpectations:
platform/gtk/TestExpectations:
platform/ios-wk2/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-001.tentative-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-style-001.tentative-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-1-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-linethickness-002-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-1-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-2-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-3-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/legacy-orthogonal-pseudo-units-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-002-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-003-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/inferred-mrow-baseline-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/merror-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/mrow-preferred-width-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/no-spacing-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/spacing-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-002-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-003-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-font-relative-lengths-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-minsize-maxsize-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-stretch-properties-dynamic-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-combining-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-002-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-003-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-004-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-005-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-006-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-002-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-003-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-004-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-005-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-006-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-002-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-003-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-004-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-005-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-006-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-002-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-003-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-004-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-005-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-006-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-002-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-003-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-004-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-005-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-006-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/root-parameters-2-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/cramped-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/empty-underover-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/subsup-parameters-2-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-3-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-4.tentative-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-1-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-002-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-003-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/dynamic-table-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/attribute-mapping-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/attribute-mapping-002-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/default-font-family-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/default-properties-on-the-math-root-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/display-2-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/displaystyle-3-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/multi-column-layout-expected.txt: Added.
platform/ios-13/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/border-002-expected.txt:
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/border-002-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/margin-003-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/scriptlevel-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/content-editable-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/display-1-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-002-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/integration-point-5-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/math-global-event-handlers.tentative-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/tabindex-001-expected.txt: Added.
platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/tabindex-002-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-001.tentative-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-style-001.tentative-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-1-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-linethickness-002-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-1-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-2-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-3-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/legacy-orthogonal-pseudo-units-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-001-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-002-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-003-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/inferred-mrow-baseline-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/merror-001-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/mrow-preferred-width-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/no-spacing-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/spacing-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-001-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-002-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-003-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-font-relative-lengths-001-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-minsize-maxsize-001-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-stretch-properties-dynamic-001-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-combining-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-001-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-002-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-003-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-004-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-005-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-006-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-001-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-002-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-003-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-004-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-005-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-006-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-001-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-002-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-003-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-004-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-005-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-006-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-001-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-002-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-003-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-004-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-005-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-006-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-001-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-004-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-005-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/root-parameters-2-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/empty-underover-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/subsup-parameters-2-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-3-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-4.tentative-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-1-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-001-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-002-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-003-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/dynamic-table-001-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/attribute-mapping-001-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/attribute-mapping-002-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/default-font-family-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/default-properties-on-the-math-root-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/display-2-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/displaystyle-3-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/border-002-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/margin-003-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/scriptlevel-001-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/html5-tree/content-editable-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/html5-tree/display-1-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-001-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-002-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/html5-tree/integration-point-5-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/html5-tree/math-global-event-handlers.tentative-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/html5-tree/tabindex-001-expected.txt: Added.
platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/html5-tree/tabindex-002-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-001.tentative-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-style-001.tentative-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-1-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-linethickness-002-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-1-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-2-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-3-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/legacy-orthogonal-pseudo-units-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-001-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-002-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-003-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/inferred-mrow-baseline-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/merror-001-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/mrow-preferred-width-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/no-spacing-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/spacing-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-001-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-002-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-003-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-font-relative-lengths-001-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-minsize-maxsize-001-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-stretch-properties-dynamic-001-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-combining-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-001-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-002-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-003-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-004-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-005-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-006-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-001-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-002-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-003-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-004-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-005-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-006-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-001-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-002-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-003-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-004-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-005-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-006-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-001-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-002-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-003-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-004-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-005-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-002-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-003-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-004-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-005-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-006-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/root-parameters-2-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/empty-underover-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/subsup-parameters-2-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-3-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-4.tentative-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-1-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-001-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-002-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-003-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/dynamic-table-001-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/attribute-mapping-001-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/attribute-mapping-002-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/default-font-family-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/default-properties-on-the-math-root-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/display-2-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/displaystyle-3-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/multi-column-layout-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/border-002-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/margin-003-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/scriptlevel-001-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/content-editable-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/display-1-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-001-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-002-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/integration-point-5-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/math-global-event-handlers.tentative-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/tabindex-001-expected.txt: Added.
platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/tabindex-002-expected.txt: Added.
platform/wpe/TestExpectations:
tests-options.json:

Location:

trunk/LayoutTests

Files:

: 407 added
: 2 deleted
: 98 edited
: 11 copied
: 7 moved

Legend:

: Unmodified
: Added
: Removed

trunk/LayoutTests/ChangeLog

-              r267528
+              r267531
+-09-24  Frederic Wang  <fwang@igalia.com>
+        Resync WPT's mathml and math-script-level-and-math-style tests
+        https://bugs.webkit.org/show_bug.cgi?id=216871
+        Reviewed by Rob Buis.
+        Resync WPT's mathml and math-script-level-and-math-style tests
+        * TestExpectations:
+        * platform/gtk/TestExpectations:
+        * platform/ios-wk2/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-001.tentative-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-style-001.tentative-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-1-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-linethickness-002-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-1-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-2-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-3-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/legacy-orthogonal-pseudo-units-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-002-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-003-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/inferred-mrow-baseline-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/merror-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/mrow-preferred-width-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/no-spacing-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/spacing-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-002-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-003-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-font-relative-lengths-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-minsize-maxsize-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-stretch-properties-dynamic-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-combining-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-002-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-003-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-004-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-005-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-006-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-002-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-003-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-004-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-005-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-006-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-002-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-003-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-004-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-005-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-006-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-002-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-003-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-004-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-005-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-006-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-002-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-003-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-004-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-005-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-006-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/root-parameters-2-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/cramped-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/empty-underover-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/subsup-parameters-2-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-3-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-4.tentative-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-1-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-002-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-003-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/dynamic-table-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/attribute-mapping-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/attribute-mapping-002-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/default-font-family-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/default-properties-on-the-math-root-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/display-2-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/displaystyle-3-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/multi-column-layout-expected.txt: Added.
+        * platform/ios-13/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/border-002-expected.txt:
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/border-002-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/margin-003-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/scriptlevel-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/content-editable-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/display-1-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-002-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/integration-point-5-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/math-global-event-handlers.tentative-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/tabindex-001-expected.txt: Added.
+        * platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/tabindex-002-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-001.tentative-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-style-001.tentative-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-1-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-linethickness-002-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-1-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-2-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-3-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/legacy-orthogonal-pseudo-units-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-001-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-002-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-003-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/inferred-mrow-baseline-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/merror-001-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/mrow-preferred-width-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/no-spacing-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/spacing-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-001-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-002-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-003-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-font-relative-lengths-001-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-minsize-maxsize-001-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-stretch-properties-dynamic-001-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-combining-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-001-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-002-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-003-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-004-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-005-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-006-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-001-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-002-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-003-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-004-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-005-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-006-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-001-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-002-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-003-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-004-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-005-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-006-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-001-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-002-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-003-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-004-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-005-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-006-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-001-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-004-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-005-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/root-parameters-2-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/empty-underover-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/subsup-parameters-2-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-3-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-4.tentative-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-1-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-001-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-002-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-003-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/dynamic-table-001-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/attribute-mapping-001-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/attribute-mapping-002-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/default-font-family-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/default-properties-on-the-math-root-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/display-2-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/displaystyle-3-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/border-002-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/margin-003-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/scriptlevel-001-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/html5-tree/content-editable-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/html5-tree/display-1-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-001-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-002-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/html5-tree/integration-point-5-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/html5-tree/math-global-event-handlers.tentative-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/html5-tree/tabindex-001-expected.txt: Added.
+        * platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/html5-tree/tabindex-002-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-001.tentative-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-style-001.tentative-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-1-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-linethickness-002-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-1-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-2-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-3-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/legacy-orthogonal-pseudo-units-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-001-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-002-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-003-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/inferred-mrow-baseline-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/merror-001-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/mrow-preferred-width-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/no-spacing-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/spacing-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-001-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-002-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-003-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-font-relative-lengths-001-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-minsize-maxsize-001-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-stretch-properties-dynamic-001-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-combining-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-001-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-002-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-003-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-004-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-005-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-006-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-001-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-002-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-003-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-004-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-005-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-006-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-001-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-002-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-003-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-004-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-005-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-006-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-001-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-002-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-003-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-004-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-005-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-002-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-003-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-004-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-005-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-006-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/root-parameters-2-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/empty-underover-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/subsup-parameters-2-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-3-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-4.tentative-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-1-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-001-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-002-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-003-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/dynamic-table-001-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/attribute-mapping-001-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/attribute-mapping-002-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/default-font-family-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/default-properties-on-the-math-root-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/display-2-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/displaystyle-3-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/multi-column-layout-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/border-002-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/margin-003-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/scriptlevel-001-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/content-editable-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/display-1-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-001-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-002-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/integration-point-5-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/math-global-event-handlers.tentative-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/tabindex-001-expected.txt: Added.
+        * platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/html5-tree/tabindex-002-expected.txt: Added.
+        * platform/wpe/TestExpectations:
+        * tests-options.json:
 -09-24  Antti Koivisto  <antti@apple.com>

trunk/LayoutTests/TestExpectations

-              r267514
+              r267531
 imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/padding-border-margin-001.html [ ImageOnlyFailure ]
 imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/inferred-mrow-stretchy.html [ Pass Failure ]
+imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-invalid-2.html [ ImageOnlyFailure ]
+imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-invalid-3.html [ ImageOnlyFailure ]
+imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/legacy-mfenced-element-001.html [ ImageOnlyFailure ]
+imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/dynamic-radical-paint-invalidation-001.html [ ImageOnlyFailure ]
+imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/subsup-legacy-scriptshift-attributes-001.tentative.html [ ImageOnlyFailure ]
+imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-form-minus-plus.html [ ImageOnlyFailure ]
+imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-form.html [ ImageOnlyFailure ]
+imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-single-char-and-children.html [ ImageOnlyFailure ]
+imported/w3c/web-platform-tests/mathml/relations/css-styling/clip.html [ ImageOnlyFailure ]
+imported/w3c/web-platform-tests/mathml/relations/css-styling/presentational-hints-001.html [ ImageOnlyFailure ]
+imported/w3c/web-platform-tests/mathml/relations/css-styling/transform.html [ ImageOnlyFailure ]
 # This MathML test should be rewritten.

trunk/LayoutTests/imported/w3c/ChangeLog

-              r267504
+              r267531
+-09-24  Frederic Wang  <fwang@igalia.com>
+        Resync WPT's mathml and math-script-level-and-math-style tests
+        https://bugs.webkit.org/show_bug.cgi?id=216871
+        Reviewed by Rob Buis.
+        * resources/import-expectations.json:
+        * resources/resource-files.json:
+        * web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-001.tentative.html: Added.
+        * web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-002.tentative.html:
+        * web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-003.tentative-expected.html: Copied from LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-003.tentative-expected.html.
+        * web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-003.tentative.html: Added.
+        * web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-004.tentative.html:
+        * web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-001.tentative.html:
+        * web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-002.tentative.html:
+        * web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-003.tentative-expected.html:
+        * web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-003.tentative.html:
+        * web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-004.tentative-expected.html:
+        * web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-004.tentative.html:
+        * web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-005.tentative.html:
+        * web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-font-size-clamping-001.tentative.html:
+        * web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-style-001.tentative.html:
+        * web-platform-tests/css/css-fonts/math-script-level-and-math-style/w3c-import.log:
+        * web-platform-tests/mathml/crashtests/display-and-column-properties.html: Added.
+        * web-platform-tests/mathml/crashtests/multicol-on-token-elements.html: Added.
+        * web-platform-tests/mathml/crashtests/w3c-import.log: Copied from LayoutTests/imported/w3c/web-platform-tests/mathml/tools/utils/w3c-import.log.
+        * web-platform-tests/mathml/presentation-markup/direction/w3c-import.log:
+        * web-platform-tests/mathml/presentation-markup/fractions/frac-1.html:
+        * web-platform-tests/mathml/presentation-markup/fractions/frac-invalid-2-expected.html: Added.
+        * web-platform-tests/mathml/presentation-markup/fractions/frac-invalid-2.html: Added.
+        * web-platform-tests/mathml/presentation-markup/fractions/frac-invalid-3-expected.html: Added.
+        * web-platform-tests/mathml/presentation-markup/fractions/frac-invalid-3.html: Added.
+        * web-platform-tests/mathml/presentation-markup/fractions/frac-invalid-expected.html: Added.
+        * web-platform-tests/mathml/presentation-markup/fractions/frac-invalid.html: Added.
+        * web-platform-tests/mathml/presentation-markup/fractions/frac-legacy-bevelled-attribute.tentative-expected.html: Added.
+        * web-platform-tests/mathml/presentation-markup/fractions/frac-legacy-bevelled-attribute.tentative.html: Added.
+        * web-platform-tests/mathml/presentation-markup/fractions/frac-linethickness-002.html:
+        * web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-1.html:
+        * web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-2.html:
+        * web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-3.html: Added.
+        * web-platform-tests/mathml/presentation-markup/fractions/w3c-import.log:
+        * web-platform-tests/mathml/presentation-markup/menclose/legacy-menclose-radical-notation-expected.html:
+        * web-platform-tests/mathml/presentation-markup/menclose/legacy-menclose-radical-notation.html:
+        * web-platform-tests/mathml/presentation-markup/mpadded/legacy-orthogonal-pseudo-units.html: Added.
+        * web-platform-tests/mathml/presentation-markup/mpadded/mpadded-001.html: Added.
+        * web-platform-tests/mathml/presentation-markup/mpadded/mpadded-002.html: Added.
+        * web-platform-tests/mathml/presentation-markup/mpadded/mpadded-003.html: Added.
+        * web-platform-tests/mathml/presentation-markup/mpadded/w3c-import.log: Copied from LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/w3c-import.log.
+        * web-platform-tests/mathml/presentation-markup/mrow/dynamic-mrow-like-001-expected.html: Added.
+        * web-platform-tests/mathml/presentation-markup/mrow/dynamic-mrow-like-001.html: Added.
+        * web-platform-tests/mathml/presentation-markup/mrow/inferred-mrow-baseline.html:
+        * web-platform-tests/mathml/presentation-markup/mrow/inferred-mrow-stretchy.html:
+        * web-platform-tests/mathml/presentation-markup/mrow/legacy-mfenced-element-001-expected.html: Added.
+        * web-platform-tests/mathml/presentation-markup/mrow/legacy-mfenced-element-001.html: Added.
+        * web-platform-tests/mathml/presentation-markup/mrow/legacy-mstyle-attributes.html:
+        * web-platform-tests/mathml/presentation-markup/mrow/merror-001.html: Added.
+        * web-platform-tests/mathml/presentation-markup/mrow/mrow-painting-order-expected.html: Added.
+        * web-platform-tests/mathml/presentation-markup/mrow/mrow-painting-order.html: Added.
+        * web-platform-tests/mathml/presentation-markup/mrow/mrow-preferred-width.html: Added.
+        * web-platform-tests/mathml/presentation-markup/mrow/no-spacing.html: Added.
+        * web-platform-tests/mathml/presentation-markup/mrow/spacing.html: Added.
+        * web-platform-tests/mathml/presentation-markup/mrow/w3c-import.log:
+        * web-platform-tests/mathml/presentation-markup/operators/embellished-operator-001.html:
+        * web-platform-tests/mathml/presentation-markup/operators/embellished-operator-002.html:
+        * web-platform-tests/mathml/presentation-markup/operators/embellished-operator-003.html: Copied from LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-001.html.
+        * web-platform-tests/mathml/presentation-markup/operators/mo-font-relative-lengths-001.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/mo-form-dynamic-002-expected.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/mo-form-dynamic-002.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/mo-form-expected.html:
+        * web-platform-tests/mathml/presentation-markup/operators/mo-form-minus-plus-expected.html:
+        * web-platform-tests/mathml/presentation-markup/operators/mo-lspace-rspace-dynamic-expected.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/mo-lspace-rspace-dynamic.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/mo-minsize-maxsize-001.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/mo-not-in-dictionary-lspace-rspace-expected.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/mo-not-in-dictionary-lspace-rspace.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/mo-not-in-dictionary-movablelimits-expected.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/mo-not-in-dictionary-movablelimits.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/mo-single-char-and-children-expected.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/mo-single-char-and-children.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/mo-stretch-properties-dynamic-001.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-001-expected.txt: Removed.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-001.html: Removed.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-combining.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-001.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-002.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-003.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-004.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-005.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-006.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-001.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-002.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-003.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-004.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-005.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-006.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-001.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-002.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-003.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-004.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-005.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-006.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-001.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-002.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-003.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-004.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-005.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-006.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-001.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-002.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-003.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-004.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-005.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-006.html: Added.
+        * web-platform-tests/mathml/presentation-markup/operators/support/operator-dictionary-tests.css: Added.
+        (@font-face):
+        (math, math *):
+        * web-platform-tests/mathml/presentation-markup/operators/support/operator-dictionary-tests.js: Added.
+        (OperatorDictionaryTests.spaceBetween):
+        (OperatorDictionaryTests.string_appeared_here):
+        (OperatorDictionaryTests.run):
+        * web-platform-tests/mathml/presentation-markup/operators/support/w3c-import.log: Copied from LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/w3c-import.log.
+        * web-platform-tests/mathml/presentation-markup/operators/w3c-import.log:
+        * web-platform-tests/mathml/presentation-markup/radicals/dynamic-radical-paint-invalidation-001-expected.html: Added.
+        * web-platform-tests/mathml/presentation-markup/radicals/dynamic-radical-paint-invalidation-001.html: Added.
+        * web-platform-tests/mathml/presentation-markup/radicals/root-parameters-2.html: Added.
+        * web-platform-tests/mathml/presentation-markup/radicals/w3c-import.log:
+        * web-platform-tests/mathml/presentation-markup/scripts/cramped-001.html:
+        * web-platform-tests/mathml/presentation-markup/scripts/empty-underover.html: Added.
+        * web-platform-tests/mathml/presentation-markup/scripts/subsup-legacy-scriptshift-attributes-001.tentative-expected.html: Added.
+        * web-platform-tests/mathml/presentation-markup/scripts/subsup-legacy-scriptshift-attributes-001.tentative.html: Added.
+        * web-platform-tests/mathml/presentation-markup/scripts/subsup-parameters-2.html:
+        * web-platform-tests/mathml/presentation-markup/scripts/underover-1.html:
+        * web-platform-tests/mathml/presentation-markup/scripts/underover-legacy-align-attribute-001-expected.html: Added.
+        * web-platform-tests/mathml/presentation-markup/scripts/underover-legacy-align-attribute-001.html: Added.
+        * web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-3.html:
+        * web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-4.tentative.html: Renamed from LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-4.html.
+        * web-platform-tests/mathml/presentation-markup/scripts/w3c-import.log:
+        * web-platform-tests/mathml/presentation-markup/spaces/space-1.html:
+        * web-platform-tests/mathml/presentation-markup/spaces/space-like-001.html:
+        * web-platform-tests/mathml/presentation-markup/spaces/space-like-002.html:
+        * web-platform-tests/mathml/presentation-markup/spaces/space-like-003.html:
+        * web-platform-tests/mathml/presentation-markup/spaces/space-vertical-align.tentative-expected.html: Added.
+        * web-platform-tests/mathml/presentation-markup/spaces/space-vertical-align.tentative.html: Added.
+        * web-platform-tests/mathml/presentation-markup/spaces/w3c-import.log:
+        * web-platform-tests/mathml/presentation-markup/tables/dynamic-table-001.html: Added.
+        * web-platform-tests/mathml/presentation-markup/tables/w3c-import.log:
+        * web-platform-tests/mathml/presentation-markup/tokens/dynamic-mtext-like-001-expected.html: Added.
+        * web-platform-tests/mathml/presentation-markup/tokens/dynamic-mtext-like-001.html: Added.
+        * web-platform-tests/mathml/presentation-markup/tokens/ms-001-expected.html: Renamed from LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/direction/direction-009-expected.html.
+        * web-platform-tests/mathml/presentation-markup/tokens/ms-001.html: Renamed from LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/direction/direction-009.html.
+        * web-platform-tests/mathml/presentation-markup/tokens/w3c-import.log: Copied from LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/w3c-import.log.
+        * web-platform-tests/mathml/relations/css-styling/#default-text-properties.html#: Added.
+        * web-platform-tests/mathml/relations/css-styling/attribute-mapping-001.html:
+        * web-platform-tests/mathml/relations/css-styling/attribute-mapping-002.html:
+        * web-platform-tests/mathml/relations/css-styling/blur-filter-expected.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/blur-filter.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/clip-expected.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/clip-path-expected.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/clip-path.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/clip.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/color-001.html:
+        * web-platform-tests/mathml/relations/css-styling/color-002.html:
+        * web-platform-tests/mathml/relations/css-styling/color-003.html:
+        * web-platform-tests/mathml/relations/css-styling/color-004.tentative-expected.html: Copied from LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-004-expected.html.
+        * web-platform-tests/mathml/relations/css-styling/color-004.tentative.html: Renamed from LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-004.html.
+        * web-platform-tests/mathml/relations/css-styling/color-005-expected.html: Renamed from LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-004-expected.html.
+        * web-platform-tests/mathml/relations/css-styling/color-005.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/default-font-family.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/default-properties-on-the-math-root.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/display-2.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/displaystyle-3.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/mathcolor-mathbackground-css-expected.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/mathcolor-mathbackground-css.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/mathsize-attribute-css-keywords-expected.html:
+        * web-platform-tests/mathml/relations/css-styling/mathsize-attribute-css-keywords.html:
+        * web-platform-tests/mathml/relations/css-styling/multi-column-layout.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/padding-border-margin/border-002.html:
+        * web-platform-tests/mathml/relations/css-styling/padding-border-margin/margin-003.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/padding-border-margin/w3c-import.log:
+        * web-platform-tests/mathml/relations/css-styling/presentational-hints-001-expected.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/presentational-hints-001.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/presentational-hints-002-expected.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/presentational-hints-002.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/scriptlevel-001.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/transform-expected.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/transform.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/visibility-001.html:
+        * web-platform-tests/mathml/relations/css-styling/visibility-002.html:
+        * web-platform-tests/mathml/relations/css-styling/visibility-003.html:
+        * web-platform-tests/mathml/relations/css-styling/visibility-004.tentative-expected.html: Copied from LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-004-expected.html.
+        * web-platform-tests/mathml/relations/css-styling/visibility-004.tentative.html: Renamed from LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-004.html.
+        * web-platform-tests/mathml/relations/css-styling/visibility-005-expected.html: Renamed from LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-004-expected.html.
+        * web-platform-tests/mathml/relations/css-styling/visibility-005.html: Added.
+        * web-platform-tests/mathml/relations/css-styling/w3c-import.log:
+        * web-platform-tests/mathml/relations/html5-tree/clipboard-event-handlers.tentative.html:
+        * web-platform-tests/mathml/relations/html5-tree/content-editable.html: Added.
+        * web-platform-tests/mathml/relations/html5-tree/css-inline-style-dynamic.tentative.html:
+        * web-platform-tests/mathml/relations/html5-tree/css-inline-style-interface.tentative.html:
+        * web-platform-tests/mathml/relations/html5-tree/display-1.html:
+        * web-platform-tests/mathml/relations/html5-tree/dynamic-2-expected.html: Added.
+        * web-platform-tests/mathml/relations/html5-tree/dynamic-2.html: Added.
+        * web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-001.html: Added.
+        * web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-002.html: Added.
+        * web-platform-tests/mathml/relations/html5-tree/href-click-3.html:
+        * web-platform-tests/mathml/relations/html5-tree/html-or-foreign-element-interfaces.tentative.html:
+        * web-platform-tests/mathml/relations/html5-tree/integration-point-1.html:
+        * web-platform-tests/mathml/relations/html5-tree/integration-point-4.html:
+        * web-platform-tests/mathml/relations/html5-tree/integration-point-5.html: Added.
+        * web-platform-tests/mathml/relations/html5-tree/math-global-event-handlers.tentative.html:
+        * web-platform-tests/mathml/relations/html5-tree/required-extensions-2.html:
+        * web-platform-tests/mathml/relations/html5-tree/tabindex-001.html:
+        * web-platform-tests/mathml/relations/html5-tree/tabindex-002.html:
+        * web-platform-tests/mathml/relations/html5-tree/w3c-import.log:
+        * web-platform-tests/mathml/support/box-comparison.js:
+        (compareSizeWithAndWithoutStyle):
+        * web-platform-tests/mathml/support/feature-detection.js:
+        (MathMLFeatureDetection.string_appeared_here):
+        * web-platform-tests/mathml/support/layout-comparison.js:
+        (childrenHaveEmptyBoundingClientRects):
+        * web-platform-tests/mathml/support/mathml-fragments.js:
+        (FragmentHelper.isTokenElement):
+        * web-platform-tests/mathml/support/operator-dictionary.json:
+        * web-platform-tests/mathml/tools/axisheight.py:
+        * web-platform-tests/mathml/tools/fractions.py:
+        * web-platform-tests/mathml/tools/largeop.py:
+        * web-platform-tests/mathml/tools/limits.py:
+        * web-platform-tests/mathml/tools/mathvariant-transforms.py:
+        * web-platform-tests/mathml/tools/operator-dictionary.py:
+        (createStretchy):
+        * web-platform-tests/mathml/tools/percentscaledown.py:
+        * web-platform-tests/mathml/tools/radicals.py:
+        (createStretchyRadical):
+        * web-platform-tests/mathml/tools/scripts.py:
+        * web-platform-tests/mathml/tools/stacks.py:
+        * web-platform-tests/mathml/tools/stretchstacks.py:
+        * web-platform-tests/mathml/tools/underover.py:
+        * web-platform-tests/mathml/tools/use-typo-lineheight.py:
+        * web-platform-tests/mathml/tools/utils/__pycache__/w3c-import.log: Delete
+        * web-platform-tests/mathml/tools/utils/mathfont.py:
+        (create):
+        (drawRectangleGlyph):
+        * web-platform-tests/mathml/tools/utils/misc.py:
+        * web-platform-tests/mathml/tools/utils/w3c-import.log:
+        * web-platform-tests/mathml/tools/xHeight.py:
 -09-23  Chris Dumez  <cdumez@apple.com>

trunk/LayoutTests/imported/w3c/resources/import-expectations.json

r267472	r267531
94	94	"web-platform-tests/css/css-font-loading": "import",
95	95	"web-platform-tests/css/css-fonts": "import",
	96	"web-platform-tests/css/css-fonts/math-script-level-and-math-style/": "import",
96	97	"web-platform-tests/css/css-grid": "import",
97	98	"web-platform-tests/css/css-grid/abspos": "import",

trunk/LayoutTests/imported/w3c/resources/resource-files.json

r264553	r267531
2546	2546	"web-platform-tests/infrastructure/reftest/red.html",
2547	2547	"web-platform-tests/intersection-observer/observer-in-iframe.html",
	2548	"web-platform-tests/mathml/crashtests/display-and-column-properties.html",
	2549	"web-platform-tests/mathml/crashtests/multicol-on-token-elements.html",
2548	2550	"web-platform-tests/mathml/presentation-markup/fractions/frac-color-001-notref.html",
2549	2551	"web-platform-tests/mathml/presentation-markup/fractions/frac-linethickness-003-notref.html",

trunk/LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-002.tentative.html

-              r264343
+              r267531
     <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
     <link rel="help" href="https://www.w3.org/TR/cssom-1/#serialize-a-css-component-value">
     <meta name="assert" content="Verify effect of font-size: scriptlevel(auto) | scriptlevel(add(<integer>)) | scriptlevel(<integer>), starting from different values of math-script-level.">
+    <meta name="assert" content="Verify effect of math-depth: auto-add | add(<integer) | (<integer>, starting from different values of math-depth.">
     <script src="/resources/testharness.js"></script>
     <script src="/resources/testharnessreport.js"></script>
 …
       <div class="container">
         <div>
           <div style="font-size: 200px; math-style: display">
             <div id="autoDisplay" style="font-size: scriptlevel(auto)"></div>
+          <div style="font-size: 200px; math-style: normal">
+            <div id="autoDisplay" style="font-size: math; math-depth: auto-add"></div>
           </div>
           <div style="font-size: 500px; math-style: inline">
             <div id="autoInline" style="font-size: scriptlevel(auto)"></div>
+          <div style="font-size: 500px; math-style: compact">
+            <div id="autoInline" style="font-size: math; math-depth: auto-add"></div>
           </div>
         </div>
         <div style="font-size: 2000px;">
           <div style="math-style: display; font-size: scriptlevel(7)">
             <div id="autoDisplayFrom7" style="font-size: scriptlevel(auto)"></div>
+          <div style="math-style: normal; font-size: math; math-depth: 7">
+            <div id="autoDisplayFrom7" style="font-size: math; math-depth: auto-add"></div>
           </div>
           <div style="math-style: inline; font-size: scriptlevel(7)">
             <div id="autoInlineFrom7" style="font-size: scriptlevel(auto)"></div>
+          <div style="math-style: compact; font-size: math; math-depth: 7">
+            <div id="autoInlineFrom7" style="font-size: math; math-depth: auto-add"></div>
           </div>
         </div>
         <div>
           <div style="font-size: 200px">
             <div id="add0" style="font-size: scriptlevel(add(0))"></div>
+            <div id="add0" style="font-size: math; math-depth: add(0)"></div>
           </div>
           <div style="font-size: 71px">
             <div id="add-1" style="font-size: scriptlevel(add(-1))"></div>
+            <div id="add-1" style="font-size: math; math-depth: add(-1)"></div>
           </div>
           <div style="font-size: 500px">
             <div id="add1" style="font-size: scriptlevel(add(1))"></div>
+            <div id="add1" style="font-size: math; math-depth: add(1)"></div>
           </div>
           <div style="font-size: 200px">
             <div id="add-2" style="font-size: scriptlevel(add(-2))"></div>
+            <div id="add-2" style="font-size: math; math-depth: add(-2)"></div>
           </div>
           <div style="font-size: 1000px">
             <div id="add2" style="font-size: scriptlevel(add(2))"></div>
+            <div id="add2" style="font-size: math; math-depth: add(2)"></div>
           </div>
           <div style="font-size: 30px">
             <div id="add-9" style="font-size: scriptlevel(add(-9))"></div>
+            <div id="add-9" style="font-size: math; math-depth: add(-9)"></div>
           </div>
           <div style="font-size: 2000px">
             <div id="add9" style="font-size: scriptlevel(add(9))"></div>
+            <div id="add9" style="font-size: math; math-depth: add(9)"></div>
           </div>
         </div>
         <div style="font-size: scriptlevel(3);">
+        <div style="math-depth: 3;">
           <div style="font-size: 200px;">
             <div id="add0from3" style="font-size: scriptlevel(add(0))"></div>
+            <div id="add0from3" style="font-size: math; math-depth: add(0)"></div>
           </div>
           <div style="font-size: 71px;">
             <div id="add-1from3" style="font-size: scriptlevel(add(-1))"></div>
+            <div id="add-1from3" style="font-size: math; math-depth: add(-1)"></div>
           </div>
           <div style="font-size: 500px;">
             <div id="add1from3" style="font-size: scriptlevel(add(1))"></div>
+            <div id="add1from3" style="font-size: math; math-depth: add(1)"></div>
           </div>
           <div style="font-size: 200px;">
             <div id="add-2from3" style="font-size: scriptlevel(add(-2))"></div>
+            <div id="add-2from3" style="font-size: math; math-depth: add(-2)"></div>
           </div>
           <div style="font-size: 1000px;">
             <div id="add2from3" style="font-size: scriptlevel(add(2))"></div>
+            <div id="add2from3" style="font-size: math; math-depth: add(2)"></div>
           </div>
           <div style="font-size: 30px;">
             <div id="add-9from3" style="font-size: scriptlevel(add(-9))"></div>
+            <div id="add-9from3" style="font-size: math; math-depth: add(-9)"></div>
           </div>
           <div style="font-size: 2000px;">
             <div id="add9from3" style="font-size: scriptlevel(add(9))"></div>
+            <div id="add9from3" style="font-size: math; math-depth: add(9)"></div>
           </div>
         </div>
         <div>
           <div style="font-size: 200px">
             <div id="set0" style="font-size: scriptlevel(0)"></div>
+            <div id="set0" style="font-size: math; math-depth: 0"></div>
           </div>
           <div style="font-size: 71px">
             <div id="set-1" style="font-size: scriptlevel(-1)"></div>
+            <div id="set-1" style="font-size: math; math-depth: -1"></div>
           </div>
           <div style="font-size: 500px">
             <div id="set1" style="font-size: scriptlevel(1)"></div>
+            <div id="set1" style="font-size: math; math-depth: 1"></div>
           </div>
           <div style="font-size: 200px">
             <div id="set-2" style="font-size: scriptlevel(-2)"></div>
+            <div id="set-2" style="font-size: math; math-depth: -2"></div>
           </div>
           <div style="font-size: 1000px">
             <div id="set2" style="font-size: scriptlevel(2)"></div>
+            <div id="set2" style="font-size: math; math-depth: 2"></div>
           </div>
           <div style="font-size: 30px">
             <div id="set-9" style="font-size: scriptlevel(-9)"></div>
+            <div id="set-9" style="font-size: math; math-depth: -9"></div>
           </div>
           <div style="font-size: 2000px">
             <div id="set9" style="font-size: scriptlevel(9)"></div>
+            <div id="set9" style="font-size: math; math-depth: 9"></div>
           </div>
         </div>
       </div>
         <div style="font-size: scriptlevel(50)">
+        <div style="math-depth: 50">
           <div style="font-size: 200px;">
             <div id="set50" style="font-size: scriptlevel(50)"></div>
+            <div id="set50" style="font-size: math; math-depth: 50"></div>
           </div>
           <div style="font-size: 71px;">
             <div id="set49" style="font-size: scriptlevel(49)"></div>
+            <div id="set49" style="font-size: math; math-depth: 49"></div>
           </div>
           <div style="font-size: 500px;">
             <div id="set51" style="font-size: scriptlevel(51)"></div>
+            <div id="set51" style="font-size: math; math-depth: 51"></div>
           </div>
           <div style="font-size: 200px;">
             <div id="set48" style="font-size: scriptlevel(48)"></div>
+            <div id="set48" style="font-size: math; math-depth: 48"></div>
           </div>
           <div style="font-size: 1000px;">
             <div id="set52" style="font-size: scriptlevel(52)"></div>
+            <div id="set52" style="font-size: math; math-depth: 52"></div>
           </div>
           <div style="font-size: 30px;">
             <div id="set41" style="font-size: scriptlevel(41)"></div>
+            <div id="set41" style="font-size: math; math-depth: 41"></div>
           </div>
           <div style="font-size: 2000px;">
             <div id="set59" style="font-size: scriptlevel(59)"></div>
+            <div id="set59" style="font-size: math; math-depth: 59"></div>
           </div>
         </div>

trunk/LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-003.tentative-expected.html

-              r267530
+              r267531
 <html>
   <head>
     <title>math-script-level: auto and math-style (reference)</title>
+    <title>math-depth</title>
     <meta charset="utf-8">
     <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
 …
           /* Ahem font does not have a MATH table so the font-size scale factor
              is always 0.71^{computed - inherited math script level} */
           font: 500px/1 Ahem;
+          font: 100px/1 Ahem;
+      }
     </style>
   </head>
   <body>
     <p>Test passes if you see a square of side 500 × 0.71^(1 − 0) = 355px.</p>
+    <p>Test passes if you see two squares of side 100px.</p>
     <div class="container">
+      <div style="font-size: 355px">X</div>
+      <div>X</div>
+    </div>
+    <br/>
+    <div class="container">
+      <div>X</div>
     </div>
   </body>

trunk/LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-004.tentative.html

-              r264343
+              r267531
       .big { font-size: 3000px; }
       .small { font-size: 150px; }
       .level-3 { font-size: scriptlevel(-3); }
       .level-1 { font-size: scriptlevel(-1); }
       .level0 { font-size: scriptlevel(0); }
       .level1 { font-size: scriptlevel(1); }
       .level2 { font-size: scriptlevel(2); }
       .level3 { font-size: scriptlevel(3); }
       .level5 { font-size: scriptlevel(5); }
+      .level-3 { font-size: math; math-depth: -3; }
+      .level-1 { font-size: math; math-depth: -1; }
+      .level0 { font-size: math; math-depth: 0; }
+      .level1 { font-size: math; math-depth: 1; }
+      .level2 { font-size: math; math-depth: 2; }
+      .level3 { font-size: math; math-depth: 3; }
+      .level5 { font-size: math; math-depth: 5; }
     </style>
     <script>

trunk/LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-001.tentative.html

-              r264343
+              r267531
     <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
     <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-style-property">
     <meta name="assert" content="If font-size is scriptlevel('auto') and the inherited value of math-style is 'display' then the internal scriptlevel is the one of its parent.">
+    <meta name="assert" content="If specified font-size is math and specified math-depth is 'auto-add' and the inherited value of math-style is 'normal' then the computed math-depth is the one of its parent.">
     <link rel="match" href="math-script-level-auto-and-math-style-001.tentative-ref.html">
     <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
 …
   <body>
     <p>Test passes if you see a square of side 100 × 0.71^(0 − 0) = 100px.</p>
     <div class="container" style="math-style: display;">
       <div style="font-size: scriptlevel(auto)">X</div>
+    <div class="container" style="math-style: normal;">
+      <div style="font-size: math; math-depth: auto-add">X</div>
     </div>
   </body>

trunk/LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-002.tentative.html

-              r264343
+              r267531
     <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
     <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-style-property">
     <meta name="assert" content="If font-size is scriptlevel('auto') and the inherited value of math-style is 'inline' then the internal scriptlevel is the one of its parent.">
+    <meta name="assert" content="If the specified font-size is 'math' and specified math-depth is 'auto-add' and the inherited value of math-style is 'compact' then the computed math-depth is the one of its parent.">
     <link rel="match" href="math-script-level-auto-and-math-style-002.tentative-ref.html">
     <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
 …
   <body>
     <p>Test passes if you see a square of side 500 × 0.71^(1 − 0) = 355px.</p>
     <div class="container" style="math-style: inline;">
       <div style="font-size: scriptlevel(auto)">X</div>
+    <div class="container" style="math-style: compact;">
+      <div style="font-size: math; math-depth: auto-add">X</div>
     </div>
   </body>

trunk/LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-003.tentative-expected.html

-              r255351
+              r267531
   </head>
   <body>
     <p>Test passes if you see a square of side 500 × 0.71^(1 − 0) = 355px.</p>
+    <p>Test passes if you see a square of side 500px.</p>
     <div class="container">
       <div style="font-size: 355px">X</div>
+      <div style="font-size: 500px">X</div>
     </div>
   </body>

trunk/LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-003.tentative.html

-              r264343
+              r267531
     <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
     <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-style-property">
     <meta name="assert" content="Initial value of math-style is 'inline'">
+    <meta name="assert" content="Initial value of math-style is 'normal'">
     <link rel="match" href="math-script-level-auto-and-math-style-003.tentative-ref.html">
     <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
 …
   </head>
   <body>
     <p>Test passes if you see a square of side 500 × 0.71^(1 − 0) = 355px.</p>
+    <p>Test passes if you see a square of side 500px.</p>
     <div class="container">
       <div style="font-size: scriptlevel(auto)">X</div>
+      <div style="font-size: math; math-depth: auto-add">X</div>
     </div>
   </body>

trunk/LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-004.tentative-expected.html

-              r255351
+              r267531
   </head>
   <body>
     <p>Test passes if you see a square of side 500 × 0.71^(1 − 0) = 355px.</p>
+    <p>Test passes if you see a square of side 500px.</p>
     <div class="container">
       <div>
         <div>
           <div style="font-size: 355px">X</div>
+          <div style="font-size: 500px">X</div>
         </div>
       </div>

trunk/LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-004.tentative.html

-              r264343
+              r267531
     <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
     <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-style-property">
     <meta name="assert" content="Initial value of math-style is 'inline'">
+    <meta name="assert" content="Initial value of math-style is 'normal'">
     <link rel="match" href="math-script-level-auto-and-math-style-004.tentative-ref.html">
     <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
 …
   </head>
   <body>
     <p>Test passes if you see a square of side 500 × 0.71^(1 − 0) = 355px.</p>
+    <p>Test passes if you see a square of side 500px.</p>
     <div class="container">
       <div style="math-style: display">
+      <div style="math-style: compact">
         <div style="math-style: initial">
           <div style="font-size: scriptlevel(auto)">X</div>
+          <div style="font-size: math; math-depth: auto-add">X</div>
         </div>
       </div>

trunk/LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-005.tentative.html

-              r264343
+              r267531
     <p>Test passes if you see a square of side 100 × 0.71^(0 − 0) = 100px.</p>
     <div class="container">
       <div style="math-style: display;">
+      <div style="math-style: normal;">
         <div>
           <div>
             <div style="font-size: scriptlevel(auto)">X</div>
+            <div style="font-size: math; math-depth: auto-add">X</div>
           </div>
         </div>

trunk/LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-font-size-clamping-001.tentative.html

-              r264343
+              r267531
     <p>Test passes if you see a square of side 12px.</p>
     <div class="container"><!-- Initial size is 12px. -->
       <div style="font-size: scriptlevel(add(8));"><!-- Size is 12*.71^8 = 0.7749042374949131 < 1px. -->
         <div style="font-size: scriptlevel(add(-8));">X</div><!-- back to 12px. -->
+      <div style="font-size: math; math-depth: add(8);"><!-- Size is 12*.71^8 = 0.7749042374949131 < 1px. -->
+        <div style="font-size: math; math-depth: add(-8);">X</div><!-- back to 12px. -->
       </div>
     </div>

trunk/LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-style-001.tentative.html

-              r255351
+              r267531
       window.addEventListener("load", function() {
           test(function() {
               assert_equals(mathStyle("initial"), "inline");
+              assert_equals(mathStyle("initial"), "normal");
           }, "Initial value of math-style");
           test(function() {
               assert_equals(mathStyle("specifiedInline"), "inline");
               assert_equals(mathStyle("specifiedDisplay"), "display");
+              assert_equals(mathStyle("specifiedInline"), "compact");
+              assert_equals(mathStyle("specifiedDisplay"), "normal");
           }, "Specified values of math-style");
           test(function() {
               assert_equals(mathStyle("inheritedInline"), "inline");
               assert_equals(mathStyle("inheritedDisplay"), "display");
+              assert_equals(mathStyle("inheritedInline"), "compact");
+              assert_equals(mathStyle("inheritedDisplay"), "normal");
           }, "Inherited values of math-style");
           done();
 …
     <div id="log"></div>
     <div id="initial"></div>
     <div id="specifiedInline" style="math-style: inline">
+    <div id="specifiedInline" style="math-style: compact">
       <div id="inheritedInline"></div>
     </div>
     <div id="specifiedDisplay" style="math-style: display">
+    <div id="specifiedDisplay" style="math-style: normal">
       <div id="inheritedDisplay"></div>
     </div>

trunk/LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/w3c-import.log

-              r264343
+              r267531
 ------------------------------------------------------------------------
 List of files:
+/LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-001.tentative.html
 /LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-002.tentative.html
+/LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-003.tentative-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-003.tentative.html
 /LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-004.tentative.html
 /LayoutTests/imported/w3c/web-platform-tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-001.tentative-expected.html

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/crashtests/w3c-import.log

-              r267530
+              r267531
 ------------------------------------------------------------------------
 List of files:
+/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/utils/__init__.py
+/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/utils/mathfont.py
+/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/utils/misc.py
+/LayoutTests/imported/w3c/web-platform-tests/mathml/crashtests/display-and-column-properties.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/crashtests/multicol-on-token-elements.html

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/direction/w3c-import.log

r249760	r267531
21	21	/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/direction/direction-008-expected.html
22	22	/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/direction/direction-008.html
23		~~/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/direction/direction-009-expected.html~~
24		~~/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/direction/direction-009.html~~
25	23	/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/direction/direction-010-expected.html
26	24	/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/direction/direction-010.html

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-1.html

-              r249760
+              r267531
 <title>Fraction</title>
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#fractions-mfrac">
+<link rel="help" href="https://mathml-refresh.github.io/mathml-core/#fraction-with-nonzero-line-thickness">
+<link rel="help" href="https://mathml-refresh.github.io/mathml-core/#fraction-with-zero-line-thickness">
 <meta name="assert" content="Verify fraction metrics for different sizes of numerator and denominator.">
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
 <style>
   math, mspace {
+    /* OS/2.sxHeight = 800 */
+    /* post.underlineThickness == 20 */
+    font-family: Ahem;
     font-size: 10px;
+  }
+  div.shrink-wrap {
+    background: yellow;
+    display: inline-block;
+    margin-top: 5px;
+    padding-top: 5px;
+  }
 </style>
 <script>
   /* This test does not use any specific fonts and so the exact rules are not
   specified precisely. We assume reasonable values for numerator/denominator
   shifts and spacing. */
+  const xHeight = 800;
+  const underlineThickness = 800;
+  const emToPx = 10 / 1000; // font-size: 10px, font.em = 1000
   function getBox(aId) {
 …
+  }
-  function getFractionAxis(aId) {
-    return (getBox(aId).top * den.height + getBox(aId).bottom * num.height) / (num.height + den.height);
+  }
   setup({ explicit_done: true });
   window.addEventListener("load", runTests);
+  window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   function runTests() {
 …
       assert_true(MathMLFeatureDetection.has_mspace());
+      var e = 3;
+      var mathAxis = getBox("axis").middle;
+      // For stacks, nothing in the OpenType MATH specification seems to ensure
+      // that the gap is split symmetrically around the math axis so we only
+      // do the following verification for standard fractions.
+      var e = 4;
+      var mathAxis = getBox("baseline").top - (xHeight/2) * emToPx;
       for (var i = 0; i <= 4; i++) {
         var frac = getBox("frac" + i);
 …
       for (var i = 0; i < 10; i++) {
         assert_less_than(getBox("frac" + i + "num").bottom, getBox("frac" + i + "den").top, "numerator is above denominator");
+        assert_less_than_equal(getBox("frac" + i + "num").bottom, getBox("frac" + i + "den").top, "numerator is above denominator");
         assert_less_than(getBox("frac" + i + "den").top - getBox("frac" + i + "num").bottom, 5, "The gap between numerator and denominator is not too large");
+      }
 …
     }, "Dimension of mfrac elements");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
+      assert_true(MathMLFeatureDetection.has_mfrac());
+      Array.from(document.getElementsByClassName("shrink-wrap")).forEach((container) => {
+        var marginPx = 2; // By default fractions have 1px margin on each side.
+        var epsilon = 1;
+        var containerWidth = container.getBoundingClientRect().width;
+        var children = container.getElementsByTagName("mspace");
+        var numWidth = children[0].getBoundingClientRect().width;
+        var denWidth = children[1].getBoundingClientRect().width;
+        assert_approx_equals(containerWidth, marginPx + Math.max(numWidth, denWidth), epsilon, "Should be the maximum preferred width of numerator/denominator.");
+      });
+    }, "Preferred width of mfrac elements");
     done();
+  }
 …
   <p>
     <math>
       <mo id="axis">−</mo>
+      <mspace id="baseline" width="1em" height="0em" depth="1em" style="background: black"/>
       <mfrac id="frac0">
         <mspace id="frac0num" width="15px" height="15px" style="background: blue"/>
 …
     </math>
   </p>
+  <div class="shrink-wrap">
+    <math>
+      <mfrac>
+        <mspace width="30px" height="15px" style="background: blue"/>
+        <mspace width="15px" height="15px" style="background: green"/>
+      </mfrac>
+    </math>
+  </div>
+  <div class="shrink-wrap">
+    <math>
+      <mfrac>
+        <mspace width="15px" height="15px" style="background: blue"/>
+        <mspace width="30px" height="15px" style="background: green"/>
+      </mfrac>
+    </math>
+  </div>
+  <div class="shrink-wrap">
+    <math>
+      <mfrac linethickness="0px">
+        <mspace width="30px" height="15px" style="background: blue"/>
+        <mspace width="15px" height="15px" style="background: green"/>
+      </mfrac>
+    </math>
+  </div>
+  <div class="shrink-wrap">
+    <math>
+      <mfrac linethickness="0px">
+        <mspace width="15px" height="15px" style="background: blue"/>
+        <mspace width="30px" height="15px" style="background: green"/>
+      </mfrac>
+    </math>
+  </div>
 </body>
 </html>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-linethickness-002.html

-              r249760
+              r267531
     <title>fractions linethickness</title>
     <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#fractions-mfrac">
+    <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#dom-and-javascript">
     <meta name="assert" content="Verifies fraction with positive, negative, percent and named space linethickness values.">
     <script src="/resources/testharness.js"></script>
 …
         }, "Named space");
+        test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          /* Calc() expressions are invalid in MathML Core. */
+          assert_approx_equals(LineThickness("calc"), defaultRuleThickness, epsilon);
+        }, "Calc() expression");
+        test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          document.getElementById("dynamic-attach").setAttribute("linethickness", "400%");
+          document.getElementById("dynamic-modify").setAttribute("linethickness", "200%");
+          document.getElementById("dynamic-remove").removeAttribute("linethickness");
+          assert_approx_equals(LineThickness("dynamic-attach"), defaultRuleThickness * 4, epsilon, "attach");
+          assert_approx_equals(LineThickness("dynamic-modify"), defaultRuleThickness * 2, epsilon, "modify");
+          assert_approx_equals(LineThickness("dynamic-remove"), defaultRuleThickness, epsilon, "remove");
+        }, "Dynamic linethickness");
         done();
+      }
 …
       </mfrac>
     </math>
+    <math>
+      <mfrac id="calc" linethickness="calc(20px)">
+        <mspace width="20px" height="10px" style="background: blue"></mspace>
+        <mspace width="20px" height="10px" style="background: cyan"></mspace>
+      </mfrac>
+    </math>
+    <math>
+      <mfrac id="dynamic-attach">
+        <mspace width="20px" height="10px" style="background: blue"></mspace>
+        <mspace width="20px" height="10px" style="background: cyan"></mspace>
+      </mfrac>
+    </math>
+    <math>
+      <mfrac id="dynamic-modify" linethickness="300%">
+        <mspace width="20px" height="10px" style="background: blue"></mspace>
+        <mspace width="20px" height="10px" style="background: cyan"></mspace>
+      </mfrac>
+    </math>
+    <math>
+      <mfrac id="dynamic-remove" linethickness="300%">
+        <mspace width="20px" height="10px" style="background: blue"></mspace>
+        <mspace width="20px" height="10px" style="background: cyan"></mspace>
+      </mfrac>
+    </math>
   </body>
 </html>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-1.html

-              r249760
+              r267531
       assert_true(MathMLFeatureDetection.has_mspace());
+      var v1 = 5000 * emToPx;
+      assert_approx_equals(getBox("den0002b").top - getBox("ref0002b").bottom,
+                           v1, epsilon, "mfrac: denominator gap");
+    }, "DenominatorDisplayStyleGapMin Displaystyle");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
+      var v1 = 6000 * emToPx;
+      assert_approx_equals(getBox("den0003b").top - getBox("ref0003b").bottom,
+                           v1, epsilon, "mfrac: denominator shift");
+    }, "DenominatorDisplayStyleShiftDown Displaystyle");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
+      var v1 = 5000 * emToPx;
+      assert_approx_equals(getBox("den0002c").top - getBox("ref0002c").bottom,
+                           v1, epsilon, "mfrac: denominator gap");
+    }, "DenominatorDisplayStyleGapMin Displaystyle on fraction");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
+      var v1 = 6000 * emToPx;
+      assert_approx_equals(getBox("den0003c").top - getBox("ref0003c").bottom,
+                           v1, epsilon, "mfrac: denominator shift");
+    }, "DenominatorDisplayStyleShiftDown Displaystyle on fraction");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
       var v1 = 4000 * emToPx;
       assert_approx_equals(getBox("den0004").top - getBox("ref0004").bottom,
 …
     test(function() {
       assert_true(MathMLFeatureDetection.has_mspace());
+      var v1 = 4000 * emToPx;
+      assert_approx_equals(getBox("den0004b").top - getBox("ref0004b").bottom,
+                           v1, epsilon, "mfrac: denominator gap");
+    }, "DenominatorGapMin Displaystyle on fraction");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
+      var v1 = 3000 * emToPx;
+      assert_approx_equals(getBox("den0005b").top - getBox("ref0005b").bottom,
+                           v1, epsilon, "mfrac: denominator shift");
+    }, "DenominatorShiftDown Displaystyle on fraction");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
       var v1 = 8000 * emToPx;
 …
       assert_true(MathMLFeatureDetection.has_mspace());
+      var v1 = 8000 * emToPx;
+      assert_approx_equals(getBox("ref0006b").top - getBox("num0006b").bottom,
+                           v1, epsilon, "mfrac: numerator gap");
+    }, "NumeratorDisplayStyleGapMin Displaystyle");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
+      var v1 = 2000 * emToPx;
+      assert_approx_equals(getBox("ref0007b").top - getBox("num0007b").bottom,
+                           v1, epsilon, "mfrac: numerator shift");
+    }, "NumeratorDisplayStyleShiftDown Displaystyle");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
+      var v1 = 8000 * emToPx;
+      assert_approx_equals(getBox("ref0006c").top - getBox("num0006c").bottom,
+                           v1, epsilon, "mfrac: numerator gap");
+    }, "NumeratorDisplayStyleGapMin Displaystyle on fraction");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
+      var v1 = 2000 * emToPx;
+      assert_approx_equals(getBox("ref0007c").top - getBox("num0007c").bottom,
+                           v1, epsilon, "mfrac: numerator shift");
+    }, "NumeratorDisplayStyleShiftDown Displaystyle on fraction");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
       var v1 = 9000 * emToPx;
       assert_approx_equals(getBox("ref0008").top - getBox("num0008").bottom,
 …
   <hr/>
   <p>
+    <math displaystyle="true" style="font-family: denominatordisplaystylegapmin5000-rulethickness1000;">
+      <mspace id="ref0002b" width="3em"
+              height=".5em" depth=".5em" style="background: green"/>
+      <mfrac>
+        <mspace width="3em"/>
+        <mspace width="3em" height="1em" id="den0002b" style="background: blue"/>
+      </mfrac>
+    </math>
+  </p>
+  <hr/>
+  <p>
+    <math displaystyle="true" style="font-family: denominatordisplaystyleshiftdown6000-axisheight1000-rulethickness1000;">
+      <mspace id="ref0003b" width="3em" height="1em" style="background: green"/>
+      <mfrac>
+        <mspace width="3em"/>
+        <mspace width="3em" depth="1em" id="den0003b" style="background: blue"/>
+      </mfrac>
+    </math>
+  </p>
+  <hr/>
+  <p>
+    <math style="font-family: denominatordisplaystylegapmin5000-rulethickness1000;">
+      <mspace id="ref0002c" width="3em"
+              height=".5em" depth=".5em" style="background: green"/>
+      <mfrac displaystyle="true">
+        <mspace width="3em"/>
+        <mspace width="3em" height="1em" id="den0002c" style="background: blue"/>
+      </mfrac>
+    </math>
+  </p>
+  <hr/>
+  <p>
+    <math style="font-family: denominatordisplaystyleshiftdown6000-axisheight1000-rulethickness1000;">
+      <mspace id="ref0003c" width="3em" height="1em" style="background: green"/>
+      <mfrac displaystyle="true">
+        <mspace width="3em"/>
+        <mspace width="3em" depth="1em" id="den0003c" style="background: blue"/>
+      </mfrac>
+    </math>
+  </p>
+  <hr/>
+  <p>
     <math style="font-family: denominatorgapmin4000-rulethickness1000;">
       <mspace id="ref0004" width="3em"
 …
         <mspace width="3em"/>
         <mspace width="3em" depth="1em" id="den0005" style="background: blue"/>
+      </mfrac>
+    </math>
+  </p>
+  <hr/>
+  <p>
+    <math displaystyle="true" style="font-family: denominatorgapmin4000-rulethickness1000;">
+      <mspace id="ref0004b" width="3em"
+              height=".5em" depth=".5em" style="background: green"/>
+      <mfrac displaystyle="false">
+        <mspace width="3em"/>
+        <mspace width="3em" height="1em" id="den0004b" style="background: blue"/>
+      </mfrac>
+    </math>
+  </p>
+  <hr/>
+  <p>
+    <math displaystyle="true" style="font-family: denominatorshiftdown3000-axisheight1000-rulethickness1000;">
+      <mspace id="ref0005b" width="3em" height="1em" style="background: green"/>
+      <mfrac displaystyle="false">
+        <mspace width="3em"/>
+        <mspace width="3em" depth="1em" id="den0005b" style="background: blue"/>
       </mfrac>
     </math>
 …
   <hr/>
   <p>
+    <math displaystyle="true" style="font-family: numeratordisplaystylegapmin8000-rulethickness1000;">
+      <mspace id="ref0006b" width="3em"
+              height=".5em" depth=".5em" style="background: green"/>
+      <mfrac>
+        <mspace width="3em" depth="1em" id="num0006b" style="background: blue"/>
+        <mspace width="3em"/>
+      </mfrac>
+    </math>
+  </p>
+  <hr/>
+  <p>
+    <math displaystyle="true" style="font-family: numeratordisplaystyleshiftup2000-axisheight1000-rulethickness1000;">
+      <mspace id="ref0007b" width="3em"
+              depth="1em" style="background: green"/>
+      <mfrac>
+        <mspace width="3em" height="1em" id="num0007b" style="background: blue"/>
+        <mspace width="3em"/>
+      </mfrac>
+    </math>
+  </p>
+  <hr/>
+  <p>
+    <math style="font-family: numeratordisplaystylegapmin8000-rulethickness1000;">
+      <mspace id="ref0006c" width="3em"
+              height=".5em" depth=".5em" style="background: green"/>
+      <mfrac displaystyle="true">
+        <mspace width="3em" depth="1em" id="num0006c" style="background: blue"/>
+        <mspace width="3em"/>
+      </mfrac>
+    </math>
+  </p>
+  <hr/>
+  <p>
+    <math style="font-family: numeratordisplaystyleshiftup2000-axisheight1000-rulethickness1000;">
+      <mspace id="ref0007c" width="3em"
+              depth="1em" style="background: green"/>
+      <mfrac displaystyle="true">
+        <mspace width="3em" height="1em" id="num0007c" style="background: blue"/>
+        <mspace width="3em"/>
+      </mfrac>
+    </math>
+  </p>
+  <hr/>
+  <p>
     <math style="font-family: numeratorgapmin9000-rulethickness1000;">
       <mspace id="ref0008" width="3em"

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-2.html

-              r249760
+              r267531
       assert_true(MathMLFeatureDetection.has_mspace());
+      var v = 5000 * emToPx;
+      assert_approx_equals(getBox("den0002b").top - getBox("ref0002b").bottom,
+                           v, epsilon, "mfrac: denominator shift");
+    }, "BottomDisplayStyleShiftDown Displaystyle");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
+      var v = 5000 * emToPx;
+      assert_approx_equals(getBox("den0002c").top - getBox("ref0002c").bottom,
+                           v, epsilon, "mfrac: denominator shift");
+    }, "BottomDisplayStyleShiftDown Displaystyle om fraction");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
       var v = 6000 * emToPx;
       assert_approx_equals(getBox("den0003").top - getBox("ref0003").bottom,
 …
       assert_true(MathMLFeatureDetection.has_mspace());
+      var v = 4000 * emToPx;
+      assert_approx_equals(getBox("den0004b").top - getBox("num0004b").bottom,
+                           v, epsilon, "mfrac: gap");
+    }, "DisplayStyleGapMin Dsiplaystyle");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
+      var v = 4000 * emToPx;
+      assert_approx_equals(getBox("den0004c").top - getBox("num0004c").bottom,
+                           v, epsilon, "mfrac: gap");
+    }, "DisplayStyleGapMin Dsiplaystyle on fraction");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
       var v = 8000 * emToPx;
       assert_approx_equals(getBox("den0005").top - getBox("num0005").bottom,
 …
       assert_true(MathMLFeatureDetection.has_mspace());
+      var v = 3000 * emToPx;
+      assert_approx_equals(getBox("ref0006b").top - getBox("num0006b").bottom,
+                           v, epsilon, "mfrac: numerator shift");
+    }, "TopDisplayStyleShiftUp Displaystyle");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
+      var v = 3000 * emToPx;
+      assert_approx_equals(getBox("ref0006c").top - getBox("num0006c").bottom,
+                           v, epsilon, "mfrac: numerator shift");
+    }, "TopDisplayStyleShiftUp Displaystyle on fraction");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
       var v = 9000 * emToPx;
       assert_approx_equals(getBox("ref0007").top - getBox("num0007").bottom,
                            v, epsilon, "mfrac: numerator shift");
     }, "ToShiftUp");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
+      var v = 9000 * emToPx;
+      assert_approx_equals(getBox("ref0007b").top - getBox("num0007b").bottom,
+                           v, epsilon, "mfrac: numerator shift");
+    }, "ToShiftUp with Displaystyle on fraction");
     done();
 …
   <hr/>
   <p>
+    <math displaystyle="true" style="font-family: bottomdisplaystyleshiftdown5000-axisheight1000;">
+      <mspace id="ref0002b" width="3em" height="1em" style="background: green"/>
+      <mfrac linethickness="0px">
+        <mspace width="3em"/>
+        <mspace width="3em" depth="1em" id="den0002b" style="background: blue"/>
+      </mfrac>
+    </math>
+  </p>
+  <hr/>
+  <p>
+    <math style="font-family: bottomdisplaystyleshiftdown5000-axisheight1000;">
+      <mspace id="ref0002c" width="3em" height="1em" style="background: green"/>
+      <mfrac displaystyle="true" linethickness="0px">
+        <mspace width="3em"/>
+        <mspace width="3em" depth="1em" id="den0002c" style="background: blue"/>
+      </mfrac>
+    </math>
+  </p>
+  <hr/>
+  <p>
     <math style="font-family: bottomshiftdown6000-axisheight1000;">
       <mspace id="ref0003" width="3em" height="1em" style="background: green"/>
 …
   <hr/>
   <p>
+    <math displaystyle="true" style="font-family: displaystylegapmin4000;">
+      <mfrac linethickness="0px">
+        <mspace width="3em" height="1em" id="num0004b" style="background: blue"/>
+        <mspace width="3em" depth="1em" id="den0004b" style="background: green"/>
+      </mfrac>
+    </math>
+  </p>
+  <hr/>
+  <p>
+    <math style="font-family: displaystylegapmin4000;">
+      <mfrac displaystyle="true" linethickness="0px">
+        <mspace width="3em" height="1em" id="num0004c" style="background: blue"/>
+        <mspace width="3em" depth="1em" id="den0004c" style="background: green"/>
+      </mfrac>
+    </math>
+  </p>
+  <hr/>
+  <p>
     <math style="font-family: gapmin8000;">
       <mfrac linethickness="0px">
 …
   <hr/>
   <p>
+    <math displaystyle="true" style="font-family: topdisplaystyleshiftup3000-axisheight1000;">
+      <mspace id="ref0006b" width="3em" depth="1em" style="background: green"/>
+      <mfrac linethickness="0px">
+        <mspace width="3em" height="1em" id="num0006b" style="background: blue"/>
+        <mspace width="3em"/>
+      </mfrac>
+    </math>
+  </p>
+  <hr/>
+  <p>
+    <math style="font-family: topdisplaystyleshiftup3000-axisheight1000;">
+      <mspace id="ref0006c" width="3em" depth="1em" style="background: green"/>
+      <mfrac displaystyle="true" linethickness="0px">
+        <mspace width="3em" height="1em" id="num0006c" style="background: blue"/>
+        <mspace width="3em"/>
+      </mfrac>
+    </math>
+  </p>
+  <hr/>
+  <p>
     <math style="font-family: topshiftup9000-axisheight1000;">
       <mspace id="ref0007" width="3em" depth="1em" style="background: green"/>
 …
     </math>
   </p>
+  <hr/>
+  <p>
+    <math displaystyle="true" style="font-family: topshiftup9000-axisheight1000;">
+      <mspace id="ref0007b" width="3em" depth="1em" style="background: green"/>
+      <mfrac displaystyle="false" linethickness="0px">
+        <mspace width="3em" height="1em" id="num0007b" style="background: blue"/>
+        <mspace width="3em"/>
+      </mfrac>
+    </math>
+  </p>
 </body>
 </html>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/w3c-import.log

-              r250127
+              r267531
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-default-padding-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-default-padding.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-invalid-2-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-invalid-2.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-invalid-3-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-invalid-3.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-invalid-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-invalid.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-legacy-bevelled-attribute.tentative-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-legacy-bevelled-attribute.tentative.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-linethickness-001-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-linethickness-001.html
 …
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-1.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-2.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-3.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-gap-001-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/fractions/frac-parameters-gap-001.html

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/menclose/legacy-menclose-radical-notation-expected.html

-              r250127
+              r267531
   <body>
     <math>
+      <menclose>
+      <menclose notation="">
+        <mn>123</mn>
+      </menclose>
+      <menclose notation="box">
         <mn>123</mn>
       </menclose>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/menclose/legacy-menclose-radical-notation.html

-              r250127
+              r267531
     <title>Legacy menclose radical notation</title>
     <link rel="help" href="https://www.w3.org/TR/MathML3/chapter3.html#presm.menclose">
     <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#enclose-expression-inside-notation-menclose">
     <meta name="assert" content="Verify that the legacy menclose radical notation is not supported.">
+    <link rel="help" href="https://www.w3.org/TR/MathML3/chapter3.html#presm.menclose">
+    <meta name="assert" content="Verify that the legacy menclose radical notation is ignored.">
     <link rel="match" href="legacy-menclose-radical-notation-ref.html">
     <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
 …
         <mn>123</mn>
       </menclose>
+      <menclose notation="box radical">
+        <mn>123</mn>
+      </menclose>
     </math>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/w3c-import.log

-              r267530
+              r267531
 ------------------------------------------------------------------------
 List of files:
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/table-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/table-002.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/table-axis-height.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/legacy-orthogonal-pseudo-units.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-002.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mpadded/mpadded-003.html

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/inferred-mrow-baseline.html

-              r249760
+              r267531
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#making-sub-expressions-invisible-mphantom">
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-top-level-math-element">
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#enclose-expression-inside-notation-menclose">
+<link rel="help" href="https://www.w3.org/TR/MathML3/chapter3.html#presm.menclose">
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#adjust-space-around-content-mpadded">
 <meta name="assert" content="Baseline for mrow-like elements is correct.">
 …
   function runTests()
+  {
       ["Mrow", "Sqrt", "Style", "Error", "Phantom", "Math", "Menclose", "Mpadded"].forEach((tag) => {
+      ["Mrow", "Sqrt", "Style", "Error", "Phantom", "Math", "Menclose", "Mpadded", "Unknown"].forEach((tag) => {
           var x = document.getElementById("above" + tag).getBoundingClientRect();
           var y = document.getElementById("below" + tag).getBoundingClientRect();
 …
     <math><mphantom><mspace style="visibility: visible;" id="abovePhantom" width="10px" height="30px" style="background: purple"></mspace><mspace style="visibility: visible;" id="belowPhantom" width="10px" depth="30px" style="background: blue"></mspace></mphantom></math>
     <math><mspace id="aboveMath" width="10px" height="30px" style="background: purple"></mspace><mspace id="belowMath" width="10px" depth="30px" style="background: blue"></mspace></math>
+    <!-- menclose is treated as <unknown> in MathML Core -->
     <math><menclose notation="box"><mspace id="aboveMenclose" width="10px" height="30px" style="background: purple"
 ></mspace><mspace id="belowMenclose" width="10px" depth="30px" style="background: blue"></mspace></menclose></math>
     <math><mpadded notation="box"><mspace id="aboveMpadded" width="10px" height="30px" style="background: purple"
+    <math><mpadded lspace="10px"><mspace id="aboveMpadded" width="10px" height="30px" style="background: purple"
 ></mspace><mspace id="belowMpadded" width="10px" depth="30px" style="background: blue"></mspace></mpadded></math>
+    <math><unknown><mspace id="aboveUnknown" width="10px" height="30px" style="background: purple"
+></mspace><mspace id="belowUnknown" width="10px" depth="30px" style="background: blue"></mspace></unknown></math>
   </p>
 </body>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/inferred-mrow-stretchy.html

-              r249760
+              r267531
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#making-sub-expressions-invisible-mphantom">
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-top-level-math-element">
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#enclose-expression-inside-notation-menclose">
+<link rel="help" href="https://www.w3.org/TR/MathML3/chapter3.html#presm.menclose">
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#adjust-space-around-content-mpadded">
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#operator-fence-separator-or-accent-mo">
 …
   function runTests()
+  {
       ["Mrow", "Sqrt", "Style", "Error", "Phantom", "Math", "Menclose", "Mpadded"].forEach((tag) => {
+      ["Mrow", "Sqrt", "Style", "Error", "Phantom", "Math", "Menclose", "Mpadded", "Unknown"].forEach((tag) => {
           var mo = document.getElementById("mo" + tag);
           test(function() {
 …
     <math><mphantom><mo style="visibilty: visible;" id="moPhantom">&#x21A8;</mo><mspace width="1px" height="100px" style="background: magenta"></mspace></mphantom></math>
     <math><mo id="moMath">&#x21A8;</mo><mspace width="1px" height="100px" style="background: magenta"></mspace></math>
+    <!-- menclose is treated as <unknown> in MathML Core -->
     <math><menclose notation="box"><mo id="moMenclose">&#x21A8;</mo><mspace width="1px" height="100px" style="background: magenta"></mspace></menclose></math>
+    <math><mpadded notation="box"><mo id="moMpadded">&#x21A8;</mo><mspace width="1px" height="100px" style="background: magenta"></mspace></mpadded></math>
+    <math><mpadded lspace="10px"><mo id="moMpadded">&#x21A8;</mo><mspace width="1px" height="100px" style="background: magenta"></mspace></mpadded></math>
+    <math><unknown><mo id="moUnknown">&#x21A8;</mo><mspace width="1px" height="100px" style="background: magenta"></mspace></unknown></math>
   </p>
 </body>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/legacy-mstyle-attributes.html

-              r250127
+              r267531
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#operator-fence-separator-or-accent-mo">
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#string-literal-ms">
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#enclose-expression-inside-notation-menclose">
+<link rel="help" href="https://www.w3.org/TR/MathML3/chapter3.html#presm.menclose">
 <meta name="assert" content="Legacy mstyle attributes are ignored">
 <script src="/resources/testharness.js"></script>
 …
     </math>
   </p>
+  <!-- notation attribute is from MathML3's menclose element -->
   <p class="TestContainer" id="menclose">
     <math>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/w3c-import.log

-              r250127
+              r267531
 ------------------------------------------------------------------------
 List of files:
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/dynamic-mrow-like-001-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/dynamic-mrow-like-001.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/inferred-mrow-baseline.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/inferred-mrow-stretchy.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/legacy-mfenced-element-001-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/legacy-mfenced-element-001.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/legacy-mrow-like-elements-001.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/legacy-mrow-like-elements-002-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/legacy-mrow-like-elements-002.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/legacy-mstyle-attributes.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/merror-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/mrow-painting-order-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/mrow-painting-order.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/mrow-preferred-width.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/no-spacing.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/mrow/spacing.html

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-001.html

-              r250127
+              r267531
       var emToPx = 25;
       ["mrow", "mstyle", "mphantom", "mpadded"].forEach(tag => {
+      ["mrow", "mstyle", "mphantom", "mpadded", "merror", "mprescripts", "none", "unknown"].forEach(tag => {
           test(function() {
               assert_true(MathMLFeatureDetection.has_operator_spacing());
 …
     </math>
   </p>
   <!-- mpadded is an embellished operator if its children consist
+  <!-- mpadded is an embellished operator if its in-flow children consist
        of one embellished operator and zero or more space-like elements. -->
   <p>
 …
         <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
       </mpadded>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <!-- merror is an embellished operator if its in-flow children consist
+       of one embellished operator and zero or more space-like elements. -->
+  <p>
+    <math>
+      <mn>X</mn>
+      <merror id="merror-op-1" class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+      </merror>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <merror id="merror-nonop-1" class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn>X</mn> <!-- "mn" is not space-like -->
+      </merror>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <merror id="merror-op-2" class="testedElement">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </merror>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <merror id="merror-nonop-2" class="testedElement">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>X</mn> <!-- "mn" is not space-like -->
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </merror>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <!-- mprescripts is an embellished operator if its in-flow children consist
+       of one embellished operator and zero or more space-like elements. -->
+  <p>
+    <math>
+      <mn>X</mn>
+      <mprescripts id="mprescripts-op-1" class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+      </mprescripts>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <mprescripts id="mprescripts-nonop-1" class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn>X</mn> <!-- "mn" is not space-like -->
+      </mprescripts>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mprescripts id="mprescripts-op-2" class="testedElement">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mprescripts>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mprescripts id="mprescripts-nonop-2" class="testedElement">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>X</mn> <!-- "mn" is not space-like -->
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mprescripts>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <!-- none is an embellished operator if its in-flow children consist
+       of one embellished operator and zero or more space-like elements. -->
+  <p>
+    <math>
+      <mn>X</mn>
+      <none id="none-op-1" class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+      </none>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <none id="none-nonop-1" class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn>X</mn> <!-- "mn" is not space-like -->
+      </none>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <none id="none-op-2" class="testedElement">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </none>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <none id="none-nonop-2" class="testedElement">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>X</mn> <!-- "mn" is not space-like -->
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </none>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <!-- unknown is an embellished operator if its in-flow children consist
+       of one embellished operator and zero or more space-like elements. -->
+  <p>
+    <math>
+      <mn>X</mn>
+      <unknown id="unknown-op-1" class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+      </unknown>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <unknown id="unknown-nonop-1" class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn>X</mn> <!-- "mn" is not space-like -->
+      </unknown>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <unknown id="unknown-op-2" class="testedElement">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </unknown>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <unknown id="unknown-nonop-2" class="testedElement">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>X</mn> <!-- "mn" is not space-like -->
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </unknown>
       <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
       <mn>X</mn>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-002.html

-              r250127
+              r267531
       ["msub", "msup", "msubsup", "munder", "mover", "munderover",
        "mmultiscripts", "mfrac", "maction", "semantics"].forEach(tag => {
+       "mmultiscripts", "mfrac"].forEach(tag => {
            test(function() {
                assert_true(MathMLFeatureDetection.has_operator_spacing());
 …
   <div id="log"></div>
   <!-- <msub>, <msup>, <msubsup>, <munder>, <mover>, <munderover>,
        <mmultiscripts>, <mfrac>, <semantics> or <maction> are embellished
+       <mmultiscripts>, <mfrac> are embellished
        operators if their first in-flow
        child exists and is an embellished operator -->
 …
     </math>
   </p>
-  <p>
-    <math>
-      <mn>X</mn>
-      <maction class="testedElement" actiontype="statusline">
-        <mo lspace="2em" rspace="0em">X</mo>
-        <mn>STATUS MESSAGE</mn>
-      </maction>
-      <mn>X</mn>
-    </math>
-  </p>
-  <p>
-    <math>
-      <mn>X</mn>
-      <semantics class="testedElement">
-        <mo lspace="2em" rspace="0em">X</mo>
-        <annotation>TEXT ANNOTATION</annotation>
-        <mn>X</mn>
-      </semantics>
-      <mn>X</mn>
-    </math>
-  </p>
   <!-- Only in-flow children affect determination of embellished operators. -->
 …
     </math>
   </p>
-  <p>
-    <math>
-      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-      <mn>X</mn>
-      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-      <maction class="testedElement" actiontype="statusline">
-        <mo lspace="2em" rspace="0em">X</mo>
-        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-        <mn>STATUS MESSAGE</mn>
-        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-      </maction>
-      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-      <mn>X</mn>
-      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-    </math>
-  </p>
-  <p>
-    <math>
-      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-      <mn>X</mn>
-      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-      <semantics class="testedElement">
-        <mo lspace="2em" rspace="0em">X</mo>
-        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-        <annotation>TEXT ANNOTATION</annotation>
-        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-        <mn>X</mn>
-        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-      </semantics>
-      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-      <mn>X</mn>
-      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-    </math>
-  </p>
   <!-- <msub>, <msup>, <msubsup>, <munder>, <mover>, <munderover>,
        <mmultiscripts>, <mfrac>, <semantics> or <maction> are not embellished
+       <mmultiscripts>, <mfrac> are not embellished
        operators if their first in-flow child is not an embellished operator -->
   <p>
 …
     </math>
   </p>
-  <p>
-    <math>
-      <mn>X</mn>
-      <maction class="testedElement" actiontype="statusline">
-        <mn>X</mn>
-        <mo lspace="2em" rspace="0em">STATUS MESSAGE</mo>
-      </maction>
-      <mn>X</mn>
-    </math>
-  </p>
-  <p>
-    <math>
-      <mn>X</mn>
-      <semantics class="testedElement">
-        <mrow>
-          <mn>X</mn>
-          <mo lspace="2em" rspace="0em">X</mo>
-        </mrow>
-        <annotation>TEXT ANNOTATION</annotation>
-      </semantics>
-      <mn>X</mn>
-    </math>
-  </p>
   <!-- Only in-flow children affect determination of embellished operators. -->
 …
         <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
       </mfrac>
-      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-      <mn>X</mn>
-      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-    </math>
-  </p>
-  <p>
-    <math>
-      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-      <mn>X</mn>
-      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-      <maction class="testedElement" actiontype="statusline">
-        <mn>X</mn>
-        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-        <mo lspace="2em" rspace="0em">STATUS MESSAGE</mo>
-        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-      </maction>
-      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-      <mn>X</mn>
-      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-    </math>
-  </p>
-  <p>
-    <math>
-      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-      <mn>X</mn>
-      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-      <semantics class="testedElement">
-        <mrow>
-          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-          <mn>X</mn>
-          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-          <mo lspace="2em" rspace="0em">X</mo>
-          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-        </mrow>
-        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-        <annotation>TEXT ANNOTATION</annotation>
-        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
-      </semantics>
       <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
       <mn>X</mn>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-003.html

-              r267530
+              r267531
       color: black;
+  }
+  mtext.space-like {
+      color: lightblue !important;
+  }
   .testedElement mo {
       color: yellow !important;
 …
       display: none;
+  }
+  .allChildrenVisible > *:not(.nobox) {
+      display: inline-math;
+  }
 </style>
 <script>
+  function spaceBeforeElement(id) {
+      var element = document.getElementById(id);
+  function spaceBeforeElement(element) {
       var mnBefore = previousInFlowSibling(element);
       return element.getBoundingClientRect().left - mnBefore.getBoundingClientRect().right;
+  }
-  function spaceBeforeCoreOperator(id) {
-      var element = document.getElementById(id);
-      var coreMo = element.getElementsByTagName("mo")[0];
-      return coreMo.getBoundingClientRect().left - element.getBoundingClientRect().left;
+  }
 …
       var emToPx = 25;
+      ["mrow", "mstyle", "mphantom", "mpadded"].forEach(tag => {
+          test(function() {
+              assert_true(MathMLFeatureDetection.has_operator_spacing());
+              assert_approx_equals(spaceBeforeElement(`${tag}-op-1`), 2 * emToPx, epsilon);
+              assert_approx_equals(spaceBeforeCoreOperator(`${tag}-op-1`), 0, epsilon);
+          }, `${tag} (embellished operator)`);
+          test(function() {
+              assert_true(MathMLFeatureDetection.has_operator_spacing());
+              assert_approx_equals(spaceBeforeElement(`${tag}-op-2`), 2 * emToPx, epsilon);
+              assert_approx_equals(spaceBeforeCoreOperator(`${tag}-op-2`), 0, epsilon);
+          }, `${tag} (embellished operator, from in-flow children)`);
+          test(function() {
+              assert_true(MathMLFeatureDetection.has_operator_spacing());
+              assert_approx_equals(spaceBeforeElement(`${tag}-nonop-1`), 0, epsilon);
+              assert_approx_equals(spaceBeforeCoreOperator(`${tag}-nonop-1`), 2 * emToPx, epsilon);
+          }, `${tag} (not embellished operator)`);
+          test(function() {
+              assert_true(MathMLFeatureDetection.has_operator_spacing());
+              assert_approx_equals(spaceBeforeElement(`${tag}-nonop-2`), 0, epsilon);
+              assert_approx_equals(spaceBeforeCoreOperator(`${tag}-nonop-2`), 2 * emToPx, epsilon);
+          }, `${tag} (not embellished operator, from in-flow children)`);
+      });
+      ["maction", "semantics"].forEach(tag => {
+           test(function() {
+               assert_true(MathMLFeatureDetection.has_operator_spacing());
+               var element = document.getElementsByTagName(tag)[0];
+               assert_approx_equals(spaceBeforeElement(element), 2 * emToPx, epsilon);
+           }, `${tag} (embellished operator)`);
+           test(function() {
+               assert_true(MathMLFeatureDetection.has_operator_spacing());
+               var element = document.getElementsByTagName(tag)[1];
+               assert_approx_equals(spaceBeforeElement(element), 2 * emToPx, epsilon);
+           }, `${tag} (embellished operator, from in-flow children)`);
+           test(function() {
+               assert_true(MathMLFeatureDetection.has_operator_spacing());
+               var element = document.getElementsByTagName(tag)[2];
+               assert_approx_equals(spaceBeforeElement(element), 0, epsilon);
+           }, `${tag} (not embellished operator)`);
+           test(function() {
+               assert_true(MathMLFeatureDetection.has_operator_spacing());
+               var element = document.getElementsByTagName(tag)[3];
+               assert_approx_equals(spaceBeforeElement(element), 0, epsilon);
+           }, `${tag} (not embellished operator, from in-flow children)`);
+           test(function() {
+               assert_true(MathMLFeatureDetection.has_operator_spacing());
+               var element = document.getElementsByTagName(tag)[4];
+               assert_approx_equals(spaceBeforeElement(element), 0, epsilon);
+           }, `${tag} (not embellished operator, empty)`);
+           test(function() {
+               assert_true(MathMLFeatureDetection.has_operator_spacing());
+               var element = document.getElementsByTagName(tag)[5];
+               assert_approx_equals(spaceBeforeElement(element), 2 * emToPx, epsilon);
+           }, `${tag} (embellished operator, one child)`);
+           test(function() {
+               assert_true(MathMLFeatureDetection.has_operator_spacing());
+               var element = document.getElementsByTagName(tag)[6];
+               assert_approx_equals(spaceBeforeElement(element), 2 * emToPx, epsilon);
+           }, `${tag} (embellished operator, complex)`);
+     });
       done();
+  }
 …
 <body>
   <div id="log"></div>
+  <!-- mrow is an embellished operator if its in-flow children consist
+       of one embellished operator and zero or more space-like elements. -->
+  <p>
+    <math>
+      <mn>X</mn>
+      <mrow id="mrow-op-1" class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+  <!-- <semantics> or <maction> are embellished operators if their children
+       consist (in any order) of one embellished operator and zero or more
+       space-like elements. -->
+  <p>
+    <math>
+      <mn>X</mn>
+      <maction class="testedElement" actiontype="statusline">
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn>STATUS MESSAGE</mn>
+      </maction>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <semantics class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+        <annotation>TEXT ANNOTATION</annotation>
+        <mn>X</mn>
+      </semantics>
+      <mn>X</mn>
+    </math>
+  </p>
+  <!-- Only in-flow children affect determination of embellished operators. -->
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <maction class="testedElement" actiontype="statusline">
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>STATUS MESSAGE</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </maction>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <semantics class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <annotation>TEXT ANNOTATION</annotation>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>X</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </semantics>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <!-- <semantics> or <maction> are not embellished
+       operators if their first in-flow child is not an embellished operator -->
+  <p>
+    <math>
+      <mn>X</mn>
+      <msub class="testedElement">
+        <mn>X</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+      </msub>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <msup class="testedElement">
+        <mn>X</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+      </msup>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <msubsup class="testedElement">
+        <mn>X</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn>X</mn>
+      </msubsup>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <munder class="testedElement">
+        <mn>X</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+      </munder>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <mover class="testedElement">
+        <mn>X</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+      </mover>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <munderover class="testedElement">
+        <mn>X</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+      </munderover>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <mmultiscripts class="testedElement">
+        <mn>X</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn>X</mn>
+        <mn>X</mn>
+        <mn>X</mn>
+      </mmultiscripts>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <mfrac class="testedElement">
+        <mn>X</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+      </mfrac>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <maction class="testedElement" actiontype="statusline">
+        <mn>X</mn>
+        <mo lspace="2em" rspace="0em">STATUS MESSAGE</mo>
+      </maction>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <semantics class="testedElement">
+        <mrow>
+          <mn>X</mn>
+          <mo lspace="2em" rspace="0em">X</mo>
+        </mrow>
+        <annotation>TEXT ANNOTATION</annotation>
+      </semantics>
+      <mn>X</mn>
+    </math>
+  </p>
+  <!-- Only in-flow children affect determination of embellished operators. -->
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <maction class="testedElement" actiontype="statusline">
+        <mn>X</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo lspace="2em" rspace="0em">STATUS MESSAGE</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </maction>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <semantics class="testedElement">
+        <mrow>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mn>X</mn>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mo lspace="2em" rspace="0em">X</mo>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </mrow>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <annotation>TEXT ANNOTATION</annotation>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </semantics>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <!-- Empty <maction> and <semantics> (invalid in MathML3). -->
+  <p>
+    <math>
+      <mn>X</mn>
+      <maction class="testedElement">
+      </maction>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <semantics class="testedElement">
+      </semantics>
+      <mn>X</mn>
+    </math>
+  </p>
+  <!-- One-child <maction> and <semantics> (invalid in MathML3). -->
+  <p>
+    <math>
+      <mn>X</mn>
+      <maction class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+      </maction>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <semantics class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+      </semantics>
+      <mn>X</mn>
+    </math>
+  </p>
+  <!-- Complex structure (invalid in MathML3). -->
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <maction class="testedElement allChildrenVisible">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
         <mtext class="space-like">X</mtext>
+      </mrow>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <mrow id="mrow-nonop-1" class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn>X</mn> <!-- "mn" is not space-like -->
+      </mrow>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mrow id="mrow-op-2" class="testedElement">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </maction>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <semantics class="testedElement allChildrenVisible">
         <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
         <mo lspace="2em" rspace="0em">X</mo>
 …
         <mtext class="space-like">X</mtext>
         <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mrow>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mrow id="mrow-nonop-2" class="testedElement">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>X</mn> <!-- "mn" is not space-like -->
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mrow>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <!-- mstyle is an embellished operator if its in-flow children consist
+       of one embellished operator and zero or more space-like elements. -->
+  <p>
+    <math>
+      <mn>X</mn>
+      <mstyle id="mstyle-op-1" class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+      </mstyle>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <mstyle id="mstyle-nonop-1" class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn>X</mn> <!-- "mn" is not space-like -->
+      </mstyle>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mstyle id="mstyle-op-2" class="testedElement">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mstyle>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mstyle id="mstyle-nonop-2" class="testedElement">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>X</mn> <!-- "mn" is not space-like -->
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mstyle>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <!-- mphantom is an embellished operator if its in-flow children consist
+       of one embellished operator and zero or more space-like elements. -->
+  <p>
+    <math>
+      <mn>X</mn>
+      <mphantom id="mphantom-op-1" class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+      </mphantom>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <mphantom id="mphantom-nonop-1" class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn>X</mn> <!-- "mn" is not space-like -->
+      </mphantom>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mphantom id="mphantom-op-2" class="testedElement">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mphantom>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mphantom id="mphantom-nonop-2" class="testedElement">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>X</mn> <!-- "mn" is not space-like -->
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mphantom>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <!-- mpadded is an embellished operator if its children consist
+       of one embellished operator and zero or more space-like elements. -->
+  <p>
+    <math>
+      <mn>X</mn>
+      <mpadded id="mpadded-op-1" class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+      </mpadded>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <mpadded id="mpadded-nonop-1" class="testedElement">
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn>X</mn> <!-- "mn" is not space-like -->
+      </mpadded>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mpadded id="mpadded-op-2" class="testedElement">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mpadded>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mn>X</mn>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mpadded id="mpadded-nonop-2" class="testedElement">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo lspace="2em" rspace="0em">X</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>X</mn> <!-- "mn" is not space-like -->
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mpadded>
+      </semantics>
       <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
       <mn>X</mn>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-form-expected.html

-              r249760
+              r267531
     <!-- This checks the effect of @form on a prefix operator. -->
     _<math><mo lspace="0.27777em" rspace="0.27777em">∇</mo></math>_
     _<math><mo lspace="0.11111em" rspace="0.05555em">∇</mo></math>_
+    _<math><mo lspace="0em" rspace="0em">∇</mo></math>_
     _<math><mo lspace="0.27777em" rspace="0.27777em">∇</mo></math>_
     <!-- This checks the effect of @form on an infix operator. -->
     _<math><mo lspace="0.22222em" rspace="0.22222em">⋉</mo></math>_
+    _<math><mo lspace="0.166666em" rspace="0.166666em">⋉</mo></math>_
     _<math><mo lspace="0.27777em" rspace="0.27777em">⋉</mo></math>_
     _<math><mo lspace="0.27777em" rspace="0.27777em">⋉</mo></math>_

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-form-minus-plus-expected.html

-              r249760
+              r267531
     <!-- These operators should have form "prefix" -->
     _<math><merror><mo form="prefix" lspace="0em" rspace="0.055555em">−</mo><mi>x</mi></merror></math>_
     _<math><mo form="prefix" lspace="0em" rspace="0.055555em">−</mo><mi>x</mi></math>_
     _<math><mphantom><mo form="prefix" lspace="0em" rspace="0.055555em">−</mo><mi>x</mi></mphantom></math>_
     _<math><mrow><mo form="prefix" lspace="0em" rspace="0.055555em">−</mo><mi>x</mi></mrow></math>_
     _<math><msqrt><mo form="prefix" lspace="0em" rspace="0.055555em">−</mo><mi>x</mi></msqrt></math>_
     _<math><mstyle><mo form="prefix" lspace="0em" rspace="0.055555em">−</mo><mi>x</mi></mstyle></math>_
+    _<math><merror><mo form="prefix" lspace="0em" rspace="0em">−</mo><mi>x</mi></merror></math>_
+    _<math><mo form="prefix" lspace="0em" rspace="0em">−</mo><mi>x</mi></math>_
+    _<math><mphantom><mo form="prefix" lspace="0em" rspace="0em">−</mo><mi>x</mi></mphantom></math>_
+    _<math><mrow><mo form="prefix" lspace="0em" rspace="0em">−</mo><mi>x</mi></mrow></math>_
+    _<math><msqrt><mo form="prefix" lspace="0em" rspace="0em">−</mo><mi>x</mi></msqrt></math>_
+    _<math><mstyle><mo form="prefix" lspace="0em" rspace="0em">−</mo><mi>x</mi></mstyle></math>_
     <br/>
     _<math><merror><mo form="prefix" lspace="0em" rspace="0.055555em">+</mo><mi>x</mi></merror></math>_
     _<math><mo form="prefix" lspace="0em" rspace="0.055555em">+</mo><mi>x</mi></math>_
     _<math><mphantom><mo form="prefix" lspace="0em" rspace="0.055555em">+</mo><mi>x</mi></mphantom></math>_
     _<math><mrow><mo form="prefix" lspace="0em" rspace="0.055555em">+</mo><mi>x</mi></mrow></math>_
     _<math><msqrt><mo form="prefix" lspace="0em" rspace="0.055555em">+</mo><mi>x</mi></msqrt></math>_
     _<math><mstyle><mo form="prefix" lspace="0em" rspace="0.055555em">+</mo><mi>x</mi></mstyle></math>_
+    _<math><merror><mo form="prefix" lspace="0em" rspace="0em">+</mo><mi>x</mi></merror></math>_
+    _<math><mo form="prefix" lspace="0em" rspace="0em">+</mo><mi>x</mi></math>_
+    _<math><mphantom><mo form="prefix" lspace="0em" rspace="0em">+</mo><mi>x</mi></mphantom></math>_
+    _<math><mrow><mo form="prefix" lspace="0em" rspace="0em">+</mo><mi>x</mi></mrow></math>_
+    _<math><msqrt><mo form="prefix" lspace="0em" rspace="0em">+</mo><mi>x</mi></msqrt></math>_
+    _<math><mstyle><mo form="prefix" lspace="0em" rspace="0em">+</mo><mi>x</mi></mstyle></math>_
     <br/>
     _<math><merror><mo form="prefix" lspace="0em" rspace="0.055555em">±</mo><mi>x</mi></merror></math>_
     _<math><mo form="prefix" lspace="0em" rspace="0.055555em">±</mo><mi>x</mi></math>_
     _<math><mphantom><mo form="prefix" lspace="0em" rspace="0.055555em">±</mo><mi>x</mi></mphantom></math>_
     _<math><mrow><mo form="prefix" lspace="0em" rspace="0.055555em">±</mo><mi>x</mi></mrow></math>_
     _<math><msqrt><mo form="prefix" lspace="0em" rspace="0.055555em">±</mo><mi>x</mi></msqrt></math>_
     _<math><mstyle><mo form="prefix" lspace="0em" rspace="0.055555em">±</mo><mi>x</mi></mstyle></math>_
+    _<math><merror><mo form="prefix" lspace="0em" rspace="0em">±</mo><mi>x</mi></merror></math>_
+    _<math><mo form="prefix" lspace="0em" rspace="0em">±</mo><mi>x</mi></math>_
+    _<math><mphantom><mo form="prefix" lspace="0em" rspace="0em">±</mo><mi>x</mi></mphantom></math>_
+    _<math><mrow><mo form="prefix" lspace="0em" rspace="0em">±</mo><mi>x</mi></mrow></math>_
+    _<math><msqrt><mo form="prefix" lspace="0em" rspace="0em">±</mo><mi>x</mi></msqrt></math>_
+    _<math><mstyle><mo form="prefix" lspace="0em" rspace="0em">±</mo><mi>x</mi></mstyle></math>_
     <br/>
     _<math><merror><mo form="prefix" lspace="0em" rspace="0.055555em">∓</mo><mi>x</mi></merror></math>_
     _<math><mo form="prefix" lspace="0em" rspace="0.055555em">∓</mo><mi>x</mi></math>_
     _<math><mphantom><mo form="prefix" lspace="0em" rspace="0.055555em">∓</mo><mi>x</mi></mphantom></math>_
     _<math><mrow><mo form="prefix" lspace="0em" rspace="0.055555em">∓</mo><mi>x</mi></mrow></math>_
     _<math><msqrt><mo form="prefix" lspace="0em" rspace="0.055555em">∓</mo><mi>x</mi></msqrt></math>_
     _<math><mstyle><mo form="prefix" lspace="0em" rspace="0.055555em">∓</mo><mi>x</mi></mstyle></math>_
+    _<math><merror><mo form="prefix" lspace="0em" rspace="0em">∓</mo><mi>x</mi></merror></math>_
+    _<math><mo form="prefix" lspace="0em" rspace="0em">∓</mo><mi>x</mi></math>_
+    _<math><mphantom><mo form="prefix" lspace="0em" rspace="0em">∓</mo><mi>x</mi></mphantom></math>_
+    _<math><mrow><mo form="prefix" lspace="0em" rspace="0em">∓</mo><mi>x</mi></mrow></math>_
+    _<math><msqrt><mo form="prefix" lspace="0em" rspace="0em">∓</mo><mi>x</mi></msqrt></math>_
+    _<math><mstyle><mo form="prefix" lspace="0em" rspace="0em">∓</mo><mi>x</mi></mstyle></math>_
     <br/>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/support/w3c-import.log

-              r267530
+              r267531
 ------------------------------------------------------------------------
 List of files:
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/table-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/table-002.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/table-axis-height.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/support/operator-dictionary-tests.css
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/support/operator-dictionary-tests.js

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/w3c-import.log

-              r250127
+              r267531
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-001.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-002.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/embellished-operator-003.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-axis-height-1.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-font-relative-lengths-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-form-dynamic-002-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-form-dynamic-002.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-form-dynamic-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-form-dynamic.html
 …
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-form-minus-plus.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-form.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-lspace-rspace-dynamic-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-lspace-rspace-dynamic.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-minsize-maxsize-001.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-movablelimits-default-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-movablelimits-default.html
 …
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-movablelimits-from-in-flow.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-movablelimits.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-not-in-dictionary-lspace-rspace-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-not-in-dictionary-lspace-rspace.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-not-in-dictionary-movablelimits-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-not-in-dictionary-movablelimits.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-paint-lspace-rspace-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-paint-lspace-rspace.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-single-char-and-children-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-single-char-and-children.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/mo-stretch-properties-dynamic-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-combining.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-002.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-003.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-004.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-005.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-006.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-002.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-003.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-004.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-005.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-006.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-002.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-003.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-004.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-005.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-006.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-002.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-003.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-004.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-005.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-006.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-002.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-003.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-004.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-005.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-006.html

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/w3c-import.log

-              r250127
+              r267531
 ------------------------------------------------------------------------
 List of files:
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/dynamic-radical-paint-invalidation-001-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/dynamic-radical-paint-invalidation-001.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/radical-rendering-from-in-flow-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/radical-rendering-from-in-flow.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/root-parameters-1.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/root-parameters-2.html

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/cramped-001.html

-              r250127
+              r267531
 <meta charset="utf-8">
 <title>Cramped elements</title>
-<link rel="help" href="https://mathml-refresh.github.io/mathml-core/#cramped-elements">
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#subscripts-and-superscripts-msub-msup-msubsup">
+<meta name="assert" content="Verify definition of cramped elements.">
+<link rel="help" href="https://mathml-refresh.github.io/mathml-core/#fractions-mfrac">
+<link rel="help" href="https://mathml-refresh.github.io/mathml-core/#radicals-msqrt-mroot">
+<link rel="help" href="https://mathml-refresh.github.io/mathml-core/#displaystyle-and-scriptlevel-in-scripts">
+<link rel="help" href="https://mathml-refresh.github.io/mathml-core/#user-agent-stylesheet">
+<meta name="assert" content="Verify default calculation of math-shift on MathML elements">
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 …
       background: pink;
+  }
-  .oof1 {
-      position: absolute;
+  }
-  .oof2 {
-      position: fixed;
+  }
-  .nobox {
-      display: none;
+  }
 </style>
 <script>
 …
           assert_true(MathMLFeatureDetection.has_mspace());
           assert_cramped("mroot-001", true);
       }, "child of parent");
+      }, "child of mroot");
       test(function() {
 …
           assert_true(MathMLFeatureDetection.has_mspace());
           assert_cramped("munder-001", false, "base");
           assert_cramped("munder-002", true, "underscript");
+          assert_cramped("munder-002", false, "underscript");
       }, "child of munder");
 …
           assert_true(MathMLFeatureDetection.has_mspace());
           assert_cramped("mover-001", false, "base");
           assert_cramped("mover-002", false, "non-accent overscript");
       }, "child of mover");
+          assert_cramped("mover-002", false, "overscript");
+      }, "child of mover (non-accent overscript)");
       test(function() {
           assert_true(MathMLFeatureDetection.has_mspace());
           assert_cramped("munderover-001", false, "base");
+          assert_cramped("munderover-002", true, "underscript");
+          assert_cramped("munderover-003", false, "non-accent overscript");
+      }, "child of munderover");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("mover-003", true, "accent overscript");
+          assert_cramped("mover-004", false, "accent superscript");
+      }, "accent child of mover");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("munderover-004", true, "accent overscript");
+          assert_cramped("munderover-005", false, "accent superscript");
+      }, "accent child of munderover");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("math-011", false);
+          assert_cramped("mrow-011", false, "mrow");
+      }, "child of non-cramped element, from in-flow children");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("mrow-012", true);
+      }, "child of cramped element, from in-flow children");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("msqrt-011", true);
+      }, "child of msqrt, from in-flow children");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("mroot-011", true);
+      }, "child of parent, from in-flow children");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("mfrac-011", false, "numerator");
+          assert_cramped("mfrac-012", true, "denominator");
+      }, "child of mfrac, from in-flow children");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("msub-011", false, "base");
+          assert_cramped("msub-012", true, "subscript");
+      }, "child of msub, from in-flow children");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("msup-011", false, "base");
+          assert_cramped("msup-012", false, "superscript");
+      }, "child of msup, from in-flow children");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("msubsup-011", false, "base");
+          assert_cramped("msubsup-012", true, "subscript");
+          assert_cramped("msubsup-013", false, "superscript");
+      }, "child of msubsup, from in-flow children");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("munder-011", false, "base");
+          assert_cramped("munder-012", true, "underscript");
+      }, "child of munder, from in-flow children");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("mover-011", false, "base");
+          assert_cramped("mover-012", false, "non-accent overscript");
+      }, "child of mover, from in-flow children");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("munderover-011", false, "base");
+          assert_cramped("munderover-012", true, "underscript");
+          assert_cramped("munderover-013", false, "non-accent overscript");
+      }, "child of munderover, from in-flow children");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("mover-013", true, "accent overscript");
+          assert_cramped("mover-014", false, "accent superscript");
+      }, "accent child of mover, from in-flow children");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("munderover-014", true, "accent overscript");
+          assert_cramped("munderover-015", false, "accent superscript");
+      }, "accent child of munderover, from in-flow children");
+          assert_cramped("munderover-002", false, "underscript");
+          assert_cramped("munderover-003", false, "overscript");
+      }, "child of munderover (non-accent overscript)");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("mover-003", true, "base");
+          assert_cramped("mover-004", false, "overscript");
+      }, "accent child of mover (accent overscript)");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("munderover-004", true, "base");
+          assert_cramped("munderover-005", false, "underscript");
+          assert_cramped("munderover-006", false, "overscript");
+      }, "accent child of munderover (accent overscript)");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("mmultiscripts-001", false, "base");
+          assert_cramped("mmultiscripts-002", true, "post-subscript");
+          assert_cramped("mmultiscripts-003", false, "post-superscript");
+          assert_cramped("mmultiscripts-004", true, "pre-subscript");
+          assert_cramped("mmultiscripts-005", false, "post-superscript");
+      }, "mmultiscripts");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_cramped("css-001", false);
+          assert_cramped("css-002", true);
+          assert_cramped("css-003", true);
+          assert_cramped("css-004", false);
+      }, "element with specified CSS math-style");
       done();
 …
     <math>
       <mover accent="true" id="mover-003">
         <mn>0</mn>
         <msup class="testedElement">
           <mspace height="2em" width="2em"/>
           <mspace height="1em" width="1em"/>
         </msup>
+        <msup class="testedElement">
+          <mspace height="2em" width="2em"/>
+          <mspace height="1em" width="1em"/>
+        </msup>
+        <mn>1</mn>
       </mover>
     </math>
 …
     <math>
       <mover accent="true" id="mover-004">
         <mo movablelimits="true">0</mo>
+        <mn>0</mn>
         <msup class="testedElement">
           <mspace height="2em" width="2em"/>
 …
     <math>
       <munderover accent="true" id="munderover-004">
         <mn>0</mn>
         <mn>1</mn>
         <msup class="testedElement">
           <mspace height="2em" width="2em"/>
           <mspace height="1em" width="1em"/>
         </msup>
+        <msup class="testedElement">
+          <mspace height="2em" width="2em"/>
+          <mspace height="1em" width="1em"/>
+        </msup>
+        <mn>1</mn>
+        <mn>2</mn>
       </munderover>
     </math>
 …
     <math>
       <munderover accent="true" id="munderover-005">
         <mo movablelimits="true">0</mo>
         <mn>1</mn>
         <msup class="testedElement">
           <mspace height="2em" width="2em"/>
           <mspace height="1em" width="1em"/>
         </msup>
+        <mn>0</mn>
+        <msup class="testedElement">
+          <mspace height="2em" width="2em"/>
+          <mspace height="1em" width="1em"/>
+        </msup>
+        <mn>2</mn>
       </munderover>
     </math>
   </p>
+  <p>
+    <math id="math-011">
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+  <p>
+    <math>
+      <munderover accent="true" id="munderover-006">
+        <mn>0</mn>
+        <mn>1</mn>
+        <msup class="testedElement">
+          <mspace height="2em" width="2em"/>
+          <mspace height="1em" width="1em"/>
+        </msup>
+      </munderover>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mmultiscripts id="mmultiscripts-001">
+        <msup class="testedElement">
+          <mspace height="2em" width="2em"/>
+          <mspace height="1em" width="1em"/>
+        </msup>
+        <mn>1</mn>
+        <mn>2</mn>
+        <mn>3</mn>
+        <mn>4</mn>
+        <mn>5</mn>
+        <mn>6</mn>
+        <mprescripts/>
+        <mn>7</mn>
+        <mn>8</mn>
+        <mn>9</mn>
+        <mn>10</mn>
+        <mn>11</mn>
+        <mn>12</mn>
+      </mmultiscripts>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mmultiscripts id="mmultiscripts-002">
+        <mn>0</mn>
+        <mn>1</mn>
+        <mn>2</mn>
+        <msup class="testedElement">
+          <mspace height="2em" width="2em"/>
+          <mspace height="1em" width="1em"/>
+        </msup>
+        <mn>4</mn>
+        <mn>5</mn>
+        <mn>6</mn>
+        <mprescripts/>
+        <mn>7</mn>
+        <mn>8</mn>
+        <mn>9</mn>
+        <mn>10</mn>
+        <mn>11</mn>
+        <mn>12</mn>
+      </mmultiscripts>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mmultiscripts id="mmultiscripts-003">
+        <mn>0</mn>
+        <mn>1</mn>
+        <mn>2</mn>
+        <mn>3</mn>
+        <msup class="testedElement">
+          <mspace height="2em" width="2em"/>
+          <mspace height="1em" width="1em"/>
+        </msup>
+        <mn>5</mn>
+        <mn>6</mn>
+        <mprescripts/>
+        <mn>7</mn>
+        <mn>8</mn>
+        <mn>9</mn>
+        <mn>10</mn>
+        <mn>11</mn>
+        <mn>12</mn>
+      </mmultiscripts>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mmultiscripts id="mmultiscripts-004">
+        <mn>0</mn>
+        <mn>1</mn>
+        <mn>2</mn>
+        <mn>3</mn>
+        <mn>4</mn>
+        <mn>5</mn>
+        <mn>6</mn>
+        <mprescripts/>
+        <mn>7</mn>
+        <mn>8</mn>
+        <msup class="testedElement">
+          <mspace height="2em" width="2em"/>
+          <mspace height="1em" width="1em"/>
+        </msup>
+        <mn>10</mn>
+        <mn>11</mn>
+        <mn>12</mn>
+      </mmultiscripts>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mmultiscripts id="mmultiscripts-005">
+        <mn>0</mn>
+        <mn>1</mn>
+        <mn>2</mn>
+        <mn>3</mn>
+        <mn>4</mn>
+        <mn>5</mn>
+        <mn>6</mn>
+        <mprescripts/>
+        <mn>7</mn>
+        <mn>8</mn>
+        <mn>9</mn>
+        <msup class="testedElement">
+          <mspace height="2em" width="2em"/>
+          <mspace height="1em" width="1em"/>
+        </msup>
+        <mn>11</mn>
+        <mn>12</mn>
+      </mmultiscripts>
+    </math>
+  </p>
+  <p>
+    <math id="css-001" style="math-shift: normal">
       <msup class="testedElement">
-        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
         <mspace height="2em" width="2em"/>
-        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
         <mspace height="1em" width="1em"/>
-        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
       </msup>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mrow id="mrow-011">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mrow>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <msqrt>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <!-- This is a child of a msqrt so it is cramped. As a consequence,
+             all its descendants are cramped too. -->
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <munderover>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mover>
+            <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+            <munder>
+              <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+              <msubsup>
+                <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+                <msup>
+                  <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+                  <msub>
+                    <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+                    <mfrac>
+                      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+                      <mrow id="mrow-012">
+                        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+                        <msup class="testedElement">
+                          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+                          <mspace height="2em" width="2em"/>
+                          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+                          <mspace height="1em" width="1em"/>
+                          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+                        </msup>
+                        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+                      </mrow>
+                      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+                      <mspace/>
+                      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+                    </mfrac>
+                    <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+                    <mspace/>
+                    <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+                  </msub>
+                  <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+                  <mspace/>
+                  <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+                </msup>
+                <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+                <mspace/>
+                <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+                <mspace/>
+                <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+              </msubsup>
+              <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+              <mspace/>
+              <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+            </munder>
+            <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+            <mspace/>
+            <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          </mover>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </munderover>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </msqrt>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <msqrt id="msqrt-011">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>0</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>1</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>3</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>4</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </msqrt>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mroot id="mroot-011">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>0</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mroot>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mroot id="mroot-012">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>1</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mroot>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mfrac id="mfrac-011">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>1</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mfrac>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mfrac id="mfrac-012">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>0</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mfrac>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <msub id="msub-011">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>1</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </msub>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <msub id="msub-012">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>0</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </msub>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <msup id="msup-011">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>1</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+    <math id="css-002" style="math-shift: compact">
+      <msup class="testedElement">
+        <mspace height="2em" width="2em"/>
+        <mspace height="1em" width="1em"/>
       </msup>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <msup id="msup-012">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>0</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+    <math id="css-003" style="math-shift: normal">
+      <msup class="testedElement" style="math-shift: compact">
+        <mspace height="2em" width="2em"/>
+        <mspace height="1em" width="1em"/>
       </msup>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <msubsup id="msubsup-011">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>1</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>2</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </msubsup>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <msubsup id="msubsup-012">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>0</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>2</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </msubsup>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <msubsup id="msubsup-013">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>0</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>1</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </msubsup>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <munder id="munder-011">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>1</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </munder>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <munder id="munder-012">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>0</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </munder>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mover id="mover-011">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>1</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mover>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mover id="mover-012">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>0</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mover>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mover accent="true" id="mover-013">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>0</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mover>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <mover accent="true" id="mover-014">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo movablelimits="true">0</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </mover>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <munderover id="munderover-011">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>1</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>2</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </munderover>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <munderover id="munderover-012">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>0</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>2</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </munderover>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <munderover id="munderover-013">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>0</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>1</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </munderover>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <munderover accent="true" id="munderover-014">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>0</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>1</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </munderover>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      <munderover accent="true" id="munderover-015">
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mo movablelimits="true">0</mo>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <mn>1</mn>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        <msup class="testedElement">
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="2em" width="2em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+          <mspace height="1em" width="1em"/>
+          <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+        </msup>
+        <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+      </munderover>
+      <mn class="oof1">0</mn><mn class="oof2">1</mn><mn class="nobox">2</mn>
+    </math>
+    <math id="css-004" style="math-shift: compact">
+      <msup class="testedElement" style="math-shift: normal">
+        <mspace height="2em" width="2em"/>
+        <mspace height="1em" width="1em"/>
+      </msup>
     </math>
   </p>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/subsup-parameters-2.html

-              r249760
+              r267531
     src: url("/fonts/math/largeop-displayoperatorminheight2000-2AFF-italiccorrection3000.woff");
+  }
+  @font-face {
+    font-family: largeop-displayoperatorminheight7000-2AFF-italiccorrection5000;
+    src: url("/fonts/math/largeop-displayoperatorminheight7000-2AFF-italiccorrection5000.woff");
+  }
 </style>
 <script>
 …
   */
   var epsilon = 1;
+  var emToPx = 10 / 1000; // font-size: 10px, font.em = 1000
   function runTests() {
     test(function() {
 …
       assert_true(MathMLFeatureDetection.has_mspace());
-      var emToPx = 10 / 1000; // font-size: 10px, font.em = 1000
       var v = 3000 * emToPx;
       assert_approx_equals(getBox("base011").right - getBox("sub011").left, v, epsilon, "msub");
 …
       assert_approx_equals(getBox("sup014").left - getBox("sub014").left, v, epsilon, "mmultiscripts postscripts");
       assert_approx_equals(getBox("sup015").left - getBox("sub015").left, 0, epsilon, "mmultiscripts prescripts");
+    }, "NonNull Italic Correction");
+    }, "NonNull Italic Correction (MathGlyphVariantRecord)");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
+      var v = 5000 * emToPx;
+      assert_approx_equals(getBox("base021").right - getBox("sub021").left, v, epsilon, "msub");
+      assert_approx_equals(getBox("sup022").left, getBox("base022").right, epsilon, "msup");
+      assert_approx_equals(getBox("sup023").left - getBox("sub023").left, v, epsilon, "msubsup");
+      assert_approx_equals(getBox("sup024").left - getBox("sub024").left, v, epsilon, "mmultiscripts postscripts");
+      assert_approx_equals(getBox("sup025").left - getBox("sub025").left, 0, epsilon, "mmultiscripts prescripts");
+    }, "NonNull Italic Correction (GlyphAssembly)");
     done();
+  }
 …
     </math>
   </p>
   <h2>NonNull Italic Correction</h2>
+  <h2>NonNull Italic Correction (MathGlyphVariantRecord)</h2>
   <p>
     <math displaystyle="true" style="font-family: largeop-displayoperatorminheight2000-2AFF-italiccorrection3000;">
 …
     </math>
   </p>
+  <h2>NonNull Italic Correction (GlyphAssembly)</h2>
+  <p>
+    <math displaystyle="true" style="font-family: largeop-displayoperatorminheight7000-2AFF-italiccorrection5000;">
+      <msub>
+        <mo id="base021" lspace="0px" rspace="0px">&#x2AFF;</mo>
+        <mspace id="sub021" height="1em" width="1em" style="background: blue"/>
+      </msub>
+    </math>
+    <math displaystyle="true" style="font-family: largeop-displayoperatorminheight7000-2AFF-italiccorrection5000;">
+      <msup>
+        <mo id="base022" lspace="0px" rspace="0px">&#x2AFF;</mo>
+        <mspace id="sup022" height="1em" width="1em" style="background: blue"/>
+      </msup>
+    </math>
+    <math displaystyle="true" style="font-family: largeop-displayoperatorminheight7000-2AFF-italiccorrection5000;">
+      <msubsup>
+        <mo lspace="0px" rspace="0px">&#x2AFF;</mo>
+        <mspace id="sub023" height="1em" width="1em" style="background: blue"/>
+        <mspace id="sup023" height="1em" width="1em" style="background: green"/>
+      </msubsup>
+    </math>
+    <math displaystyle="true" style="font-family: largeop-displayoperatorminheight7000-2AFF-italiccorrection5000;">
+      <mmultiscripts>
+        <mo lspace="0px" rspace="0px">&#x2AFF;</mo>
+        <mspace id="sub024" height="1em" width="1em" style="background: blue"/>
+        <mspace id="sup024" height="1em" width="1em" style="background: green"/>
+        <mprescripts/>
+        <mspace id="sub025" height="1em" width="1em" style="background: magenta"/>
+        <mspace id="sup025" height="1em" width="1em" style="background: cyan"/>
+      </mmultiscripts>
+    </math>
+  </p>
 </body>
 </html>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-1.html

-              r249760
+              r267531
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
 <style>
   math, mspace, mo {
+    font-family: Ahem;
     font-size: 10px;
+  }
 …
   setup({ explicit_done: true });
   window.addEventListener("load", runTests);
+  window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   function runTests() {
 …
       assert_true(MathMLFeatureDetection.has_mspace());
       var e = 3.2;
+      var e = 4;
       for (var i = 0; i <= 3; i++) {
         assert_approx_equals(getBox("under" + i).height, getBox("under" + i + "base").height + getBox("under" + i + "under").height + e, e, "munder " + i + ": height is determined by the sum of heights of base and script plus some spacing.");
         assert_approx_equals(getBox("over" + i).height, getBox("over" + i + "base").height + getBox("over" + i + "over").height + e, e, "mover " + i + ": height is determined by the sum of heights of base and script plus some spacing.");
+        assert_approx_equals(getBox("under" + i).height, getBox("under" + i + "base").height + getBox("under" + i + "under").height, e, "munder " + i + ": height is determined by the sum of heights of base and script plus some spacing.");
+        assert_approx_equals(getBox("over" + i).height, getBox("over" + i + "base").height + getBox("over" + i + "over").height, e, "mover " + i + ": height is determined by the sum of heights of base and script plus some spacing.");
+      }
       for (var i = 0; i <= 5; i++) {
         assert_approx_equals(getBox("underover" + i).height, getBox("underover" + i + "base").height + getBox("underover" + i + "under").height + getBox("underover" + i + "over").height + e, e, "munderover " + i + ": height is determined by the sum heights of base and scripts");
+        assert_approx_equals(getBox("underover" + i).height, getBox("underover" + i + "base").height + getBox("underover" + i + "under").height + getBox("underover" + i + "over").height, e, "munderover " + i + ": height is determined by the sum heights of base and scripts");
+      }
     }, "Height of scripted elements");

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-3.html

-              r249760
+              r267531
   setup({ explicit_done: true });
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
+  function getBooleanValue(element, name) {
+      return (element.getAttribute(name) || "").toLowerCase() === "true";
+  }
+  let dynamicBooleanAttributeChanges = {
+      "Invert boolean value using absent attribute": function(element, name) {
+          if (getBooleanValue(element, name)) {
+              element.removeAttribute(name);
+          } else {
+              element.setAttribute(name, "true");
+          }
+      },
+      "Invert boolean value using invalid attribute": function(element, name) {
+          if (getBooleanValue(element, name)) {
+              element.setAttribute(name, "invalid");
+          } else {
+              element.setAttribute(name, "true");
+          }
+      },
+      "Change case of boolean attribute": function(element, name) {
+          if (getBooleanValue(element, name)) {
+              element.setAttribute(name, "TrUe");
+          } else {
+              element.setAttribute(name, "FaLsE");
+          }
+      }
+  };
   function runTests() {
 …
     }, "AccentBaseHeight, OverbarVerticalGap");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
+      var v = 7000 * emToPx;
+      for (var j = 1; j <= 4; j++) {
+        var elId = `el005${j}`;
+        var baseId = `base005${j}`;
+        var underId = `under005${j}`;
+        for (name in dynamicBooleanAttributeChanges) {
+            let element = document.getElementById(elId);
+            dynamicBooleanAttributeChanges[name](element, "accentunder");
+            var value =  getBooleanValue(element, "accentunder");
+            var gap = value ? 0 : v;
+            assert_approx_equals(getBox(underId).top - getBox(baseId).bottom,
+                                 gap, epsilon,
+                                 `${elId}: gap between base and underscript ; ${name}`);
+        };
+      }
+    }, "Dynamic change of accentunder attribute");
+    test(function() {
+      assert_true(MathMLFeatureDetection.has_mspace());
+      v = 11000 * emToPx;
+      for (var j = 1; j <= 4; j++) {
+        var elId = `el006${j}`;
+        var refId = `base006${j}`;
+        var overId = `over006${j}`;
+        for (name in dynamicBooleanAttributeChanges) {
+            let element = document.getElementById(elId);
+            dynamicBooleanAttributeChanges[name](element, "accent");
+            var value =  getBooleanValue(element, "accent");
+            assert_approx_equals(getBox(refId).bottom - getBox(overId).bottom,
+                                 value ? axisBaseHeight : shortBaseHeight + v,
+                                 epsilon,
+                                 `${elId}: accent=${value} ; short base ; ${name}`);
+        }
+      }
+    }, "Dynamic change of accent attribute");
     done();
+  }
 …
       </math>
     </p>
+    <hr/>
+    <p>
+      <math style="font-family: accentbaseheight4000underbarverticalgap7000;">
+        <mspace id="ref005" height="1em" width="3em" style="background: green"/>
+        <munder style="background: cyan" id="el0051">
+          <mspace id="base0051" height="5em" width="1em" style="background: black"/>
+          <mspace id="under0051" height="1em" width="3em" style="background: blue"/>
+        </munder>
+        <munder style="background: cyan" id="el0052" accentunder="true">
+          <mspace id="base0052" height="5em" width="1em" style="background: black"/>
+          <mspace id="under0052" height="1em" width="3em" style="background: blue"/>
+        </munder>
+        <munderover style="background: cyan" id="el0053">
+          <mspace id="base0053" height="5em" width="1em" style="background: black"/>
+          <mspace id="under0053" height="1em" width="3em" style="background: blue"/>
+          <mspace id="over0053" height="1em" width="3em" style="background: red"/>
+        </munderover>
+        <munderover style="background: cyan" id="el0054" accentunder="true">
+          <mspace id="base0054" height="5em" width="1em" style="background: black"/>
+          <mspace id="under0054" height="1em" width="3em" style="background: blue"/>
+          <mspace id="over0054" height="1em" width="3em" style="background: red"/>
+        </munderover>
+      </math>
+    </p>
+    <hr/>
+    <p>
+      <math style="font-family: accentbaseheight4000overbarverticalgap11000;">
+        <mspace id="ref006" height="1em" width="3em" style="background: green"/>
+        <mover style="background: cyan" id="el0061">
+          <mspace id="base0061" height="3em" width="1em" style="background: black"/>
+          <mspace id="over0061" height="1em" width="3em" style="background: red"/>
+        </mover>
+        <mover style="background: cyan" id="el0062" accent="true">
+          <mspace id="base0062" height="3em" width="1em" style="background: black"/>
+          <mspace id="over0062" height="1em" width="3em" style="background: red"/>
+        </mover>
+        <munderover style="background: cyan" id="el0063">
+          <mspace id="base0063" height="3em" width="1em" style="background: black"/>
+          <mspace id="under0063" height="1em" width="3em" style="background: blue"/>
+          <mspace id="over0063" height="1em" width="3em" style="background: red"/>
+        </munderover>
+        <munderover style="background: cyan" id="el0064" accent="true">
+          <mspace id="base0064" height="3em" width="1em" style="background: black"/>
+          <mspace id="under0064" height="1em" width="3em" style="background: blue"/>
+          <mspace id="over0064" height="1em" width="3em" style="background: red"/>
+        </munderover>
+      </math>
+    </p>
 </body>
 </html>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-4.tentative.html

-              r267530
+              r267531
 <title>Underscripts and Overscripts parameters</title>
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#underscripts-and-overscripts-munder-mover-munderover">
+<meta name="assert" content="Elements munder, mover, munderover correctly use underbar/overbar and AccentBaseHeight parameters from the MATH table.">
+<link rel="help" href="https://www.w3.org/TR/MathML3/chapter3.html#presm.mo.attrs">
+<meta name="assert" content="Elements munder, mover, munderover correctly use underbar/overbar and AccentBaseHeight parameters from the MATH table ; interaction with MathML3 mo@accent.">
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/w3c-import.log

-              r250127
+              r267531
 List of files:
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/cramped-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/empty-underover.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/subsup-1.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/subsup-2.html
 …
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/subsup-4.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/subsup-5.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/subsup-legacy-scriptshift-attributes-001.tentative-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/subsup-legacy-scriptshift-attributes-001.tentative.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/subsup-parameters-1.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/subsup-parameters-2.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-1.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-legacy-align-attribute-001-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-legacy-align-attribute-001.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-1.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-2.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-3.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-4.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/scripts/underover-parameters-4.tentative.html

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-1.html

-              r249760
+              r267531
     }, "Various combinations of height, depth and width.");
+    test(function() {
+      var container = document.getElementById("containerForPreferredWidth");
+      var mspace = container.getElementsByTagName("mspace")[0];
+      var containerWidth = container.getBoundingClientRect().width;
+      var mspaceWidth = mspace.getBoundingClientRect().width;
+      assert_approx_equals(containerWidth, mspaceWidth, epsilon);
+    }, "Preferred width");
+    // Dynamically set attributes.
+    ["width", "height", "depth"].forEach(function (name, index) {
+        document.getElementById("dynamic-remove").removeAttribute(name);
+        let length = `${50 + index * 10}px`;
+        document.getElementById("dynamic-attach").setAttribute(name, length);
+        document.getElementById("dynamic-modify").setAttribute(name, length);
+    });
+    let baseline = getBox("baseline2").bottom;
+    test(function() {
+        let remove = getBox("dynamic-remove");
+        assert_approx_equals(remove.width, 0, epsilon);
+        assert_approx_equals(remove.height, 0, epsilon);
+        assert_approx_equals(remove.top, baseline, epsilon);
+    }, "dynamic attributes (remove)");
+    test(function() {
+        let attach = getBox("dynamic-attach");
+        assert_approx_equals(attach.width, 50, epsilon);
+        assert_approx_equals(attach.height, 60 + 70, epsilon);
+        assert_approx_equals(baseline - attach.top, 60, epsilon);
+    }, "dynamic attributes (attach)");
+    test(function() {
+        let modify = getBox("dynamic-modify");
+        assert_approx_equals(modify.width, 50, epsilon);
+        assert_approx_equals(modify.height, 60 + 70, epsilon);
+        assert_approx_equals(baseline - modify.top, 60, epsilon);
+    }, "dynamic attributes (modify)");
     done();
+  }
 </script>
+<style>
+div.shrink-wrap {
+  background: yellow;
+  display: inline-block;
+  margin-top: 5px;
+  padding-top: 5px;
+}
+</style>
 </head>
 <body>
 …
     </math>
   </p>
+  <div>
+    <div id="containerForPreferredWidth" class="shrink-wrap">
+      <math><mspace width="75px" height="25px" depth="50px" style="background: green"/></math>
+    </div>
+  </div>
+  <p>
+    <span id="baseline2" style="display: inline-block; width: 30px; height: 5px; background: blue"></span>
+    <math>
+      <mspace id="dynamic-attach" style="background: lightgreen"/>
+      <mspace id="dynamic-remove" width="10px" height="20px" depth="30px" style="background: lightyellow"/>
+      <mspace id="dynamic-modify" width="100px" height="200px" depth="300px" style="background: pink"/>
+    </math>
+  </p>
 </body>
 </html>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-001.html

-              r249760
+              r267531
       }, "non-space-like mpadded");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_operator_spacing());
+          assert_approx_equals(spaceBefore("merror1"), emToPx, epsilon);
+          assert_approx_equals(spaceAfter("merror1"), emToPx, epsilon);
+      }, "space-like merror");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_operator_spacing());
+          assert_approx_equals(spaceBefore("merror2"), 0, epsilon);
+          assert_approx_equals(spaceAfter("merror2"), 2 * emToPx, epsilon);
+      }, "non-space-like merror");
       done();
+  }
 …
     </math>
   </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <mrow>
+        <!-- merror is space-like when it contains only space-like elements. -->
+        <merror id="merror1" class="testedElement">
+          <mtext>X</mtext>
+          <mspace width="25px" height="10px"></mspace>
+        </merror>
+        <mo lspace="1em" rspace="0em">X</mo>
+      </mrow>
+      <mn>X</mn>
+    </math>
+  </p>
+  <p>
+    <math>
+      <mn>X</mn>
+      <mrow>
+        <!-- merror is not space-like when it contains a non space-like element
+             such as "mn". -->
+        <merror id="merror2" class="testedElement">
+          <mn>X</mn>
+          <mspace width="25px" height="10px"></mspace>
+        </merror>
+        <mo lspace="1em" rspace="0em">X</mo>
+      </mrow>
+      <mn>X</mn>
+    </math>
+  </p>
 </body>
 </html>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-002.html

-              r249760
+              r267531
       test(function() {
           assert_true(MathMLFeatureDetection.has_operator_spacing());
           assert_approx_equals(spaceBefore("maction2"), 0, epsilon);
           assert_approx_equals(spaceAfter("maction2"), 2 * emToPx, epsilon);
       }, "non-space like maction (no first child)");
+          assert_approx_equals(spaceBefore("maction2"), emToPx, epsilon);
+          assert_approx_equals(spaceAfter("maction2"), emToPx, epsilon);
+      }, "space-like maction (no first child)");
       test(function() {
 …
       test(function() {
           assert_true(MathMLFeatureDetection.has_operator_spacing());
           assert_approx_equals(spaceBefore("semantics2"), 0, epsilon);
           assert_approx_equals(spaceAfter("semantics2"), 2 * emToPx, epsilon);
       }, "non-space like semantics (no first child)");
+          assert_approx_equals(spaceBefore("semantics2"), emToPx, epsilon);
+          assert_approx_equals(spaceAfter("semantics2"), emToPx, epsilon);
+      }, "space-like semantics (no first child)");
       test(function() {

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-003.html

-              r249760
+              r267531
       <mn>X</mn>
       <mrow>
-        <merror class="testedElement">
-          <mtext>X</mtext>
-        </merror>
-        <mo lspace="1em" rspace="0em">X</mo>
-      </mrow>
-      <mn>X</mn>
-    </math>
-  </p>
-  <p>
-    <math>
-      <mn>X</mn>
-      <mrow>
         <mroot class="testedElement">
           <mtext>X</mtext>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/w3c-import.log

r249760	r267531
24	24	/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-003.html
25	25	/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-like-004.html
	26	/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-vertical-align.tentative-expected.html
	27	/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/spaces/space-vertical-align.tentative.html

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/w3c-import.log

r250127	r267531
15	15	------------------------------------------------------------------------
16	16	List of files:
	17	/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/dynamic-table-001.html
17	18	/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/table-001.html
18	19	/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/table-002.html

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tokens/ms-001-expected.html

-              r267530
+              r267531
   <head>
     <meta charset="utf-8"/>
     <title>RTL ms lquote="X" rquote="p"</title>
+    <title>ms legacy lquote and rquote attributes (reference)</title>
     <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
     <style>
 …
     <p>
       <math>
         <ms lquote="p" rquote="X">É</ms>
+        <ms>X</ms>
       </math>
     </p>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tokens/ms-001.html

-              r267530
+              r267531
   <head>
     <meta charset="utf-8"/>
     <title>RTL ms lquote="X" rquote="p"</title>
+    <title>ms legacy lquote and rquote attributes</title>
     <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#attributes-common-to-html-and-mathml-elements">
     <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#css-styling">
     <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#string-literal-ms">
     <meta name="assert" content="Verify that a RTL ms element renders the same as if its left and right quotes were switched.">
     <link rel="match" href="direction-009-ref.html">
+    <meta name="assert" content="Verify that legacy lquote and rquote attributes are ignored on the ms element.">
+    <link rel="match" href="ms-001-ref.html">
     <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
     <style>
 …
     <p>
       <math dir="rtl">
         <ms lquote="X" rquote="p">É</ms>
+      <math>
+        <ms lquote="É" rquote="p">X</ms>
       </math>
     </p>
    <script src="/mathml/support/feature-detection.js"></script>
    <script>MathMLFeatureDetection.ensure_for_match_reftest("has_dir");</script>
+   <script>MathMLFeatureDetection.ensure_for_match_reftest("has_ms");</script>
   </body>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tokens/w3c-import.log

-              r267530
+              r267531
 ------------------------------------------------------------------------
 List of files:
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/table-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/table-002.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tables/table-axis-height.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tokens/dynamic-mtext-like-001-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tokens/dynamic-mtext-like-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tokens/ms-001-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/presentation-markup/tokens/ms-001.html

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/attribute-mapping-001.html

-              r250127
+              r267531
               element.setAttribute("dir", "RtL");
               assert_equals(style.getPropertyValue("direction"), "rtl", "case insensitive");
+              element.setAttribute("dir", "auto");
+              assert_equals(style.getPropertyValue("direction"), "ltr", "auto");
+              element.setAttribute("dir", "foo");
+              assert_equals(style.getPropertyValue("direction"), "ltr", "random value");
           }, `dir on the ${tag} element is mapped to CSS direction`)
           test(function() {
               assert_equals(style.getPropertyValue("color"),
+                            tag === "merror" ?
+                            "rgb(255, 0, 0)" : "rgb(0, 0, 255)",
+                            "rgb(0, 0, 255)",
                             "no attribute");
               element.setAttribute("mathcolor", "black");
 …
           test(function() {
+              // "none" and "mprescripts" can only be used as non-first children of mmultiscripts so font-size
+              // is incremented and the resulting fraction string is hard to test accurately, skip for now.
+              if (tag === "none" || tag === "mprescripts")
+                  return;
               assert_equals(style.getPropertyValue("font-size"), "50px", "no attribute");
               element.setAttribute("mathsize", "20px");

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/attribute-mapping-002.html

-              r249760
+              r267531
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-displaystyle-and-scriptlevel-attributes">
 <meta name="assert" content="Verify that mathvariant, scriptlevel, displaystyle are mapped to CSS">
+<link rel="stylesheet" href="/fonts/ahem.css">
+<style>
+  #container {
+      /* Ahem font does not have a MATH table so the font-size scale factor
+         is always 0.71^{computed - inherited math script level} */
+      font: 100px/1 Ahem;
+  }
+</style>
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 …
   setup({ explicit_done: true });
   window.addEventListener("load", runTests);
+  function fontSize(style) {
+      return parseFloat((/(.+)px/).exec(style.getPropertyValue("font-size"))[1]);
+  }
   function runTests() {
       var container = document.getElementById("container");
 …
           test(function() {
+              assert_equals(style.getPropertyValue("math-script-level"), "0", "no attribute");
+              element.setAttribute("scriptlevel", "10");
+              assert_equals(style.getPropertyValue("math-script-level"), "10", "attribute specified");
+          }, `scriptlevel on the ${tag} element is mapped to CSS math-script-level`);
+              // none and mprescripts appear as scripts
+              assert_equals(style.getPropertyValue("math-depth"), tag === "none" || tag === "mprescripts" ? 1 : 0, "no attribute");
+              var absoluteScriptlevel = 2;
+              element.setAttribute("scriptlevel", absoluteScriptlevel);
+              assert_equals(style.getPropertyValue("math-depth"), absoluteScriptlevel, "attribute specified (<U>)");
+              var positiveScriptlevelDelta = 1;
+              element.setAttribute("scriptlevel", `+${positiveScriptlevelDelta}`);
+              assert_equals(style.getPropertyValue("math-depth"), positiveScriptlevelDelta, epsilon, "attribute specified (+<U>)");
+              var negativeScriptlevelDelta = -3;
+      element.setAttribute("scriptlevel", negativeScriptlevelDelta);
+              assert_approx_equals(style.getPropertyValue("math-depth"), negativeScriptlevelDelta, "attribute specified (-<U>)");
+              element.setAttribute("scriptlevel", absoluteScriptlevel);
+              element.setAttribute("mathsize", "42px");
+              assert_approx_equals(fontSize(style), 42, epsilon, "mathsize wins over scriptlevel");
+          }, `scriptlevel on the ${tag} element is mapped to math-depth(...)`);
           test(function() {
               assert_equals(style.getPropertyValue("math-style"), "inline", "no attribute");
+              assert_equals(style.getPropertyValue("math-style"), "compact", "no attribute");
               element.setAttribute("displaystyle", "true");
               assert_equals(style.getPropertyValue("math-style"), "display", "attribute specified");
+              assert_equals(style.getPropertyValue("math-style"), "normal", "attribute specified");
               element.setAttribute("displaystyle", "TrUe");
               assert_equals(style.getPropertyValue("math-style"), "display", "case insensitive");
+              assert_equals(style.getPropertyValue("math-style"), "normal", "case insensitive");
           }, `displaystyle on the ${tag} element is mapped to CSS math-style`);
       });

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-001.html

-              r249760
+              r267531
 <!DOCTYPE html>
 <html>
+<html class="reftest-wait">
 <head>
 <meta charset="utf-8">
 …
     <math><mtext style="color: green">4</mtext></math>
     <math><ms style="color: green">5</ms></math>
+    <div id="dynamic">
+      <math><mi>1</mi></math>
+      <math><mn>2</mn></math>
+      <math><mo>3</mo></math>
+      <math><mtext>4</mtext></math>
+      <math><ms>5</ms></math>
+    </div>
   </div>
+  <script>
+    window.addEventListener("load", () => {
+        document.getElementById("dynamic").style.color = "green";
+        document.documentElement.classList.remove("reftest-wait");
+    });
+  </script>
 </body>
 </html>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-002.html

-              r249760
+              r267531
 <!DOCTYPE html>
 <html>
+<html class="reftest-wait">
 <head>
 <meta charset="utf-8">
 …
   <div style="background: green; color: red; width: 200px; height: 200px; padding: 1px;">
     <math><mfrac style="color: green"><mn>1</mn><mn>2</mn></mfrac></math>
+    <div id="dynamic">
+      <math><mfrac><mn>1</mn><mn>2</mn></mfrac></math>
+    </div>
   </div>
+  <script>
+    window.addEventListener("load", () => {
+        document.getElementById("dynamic").style.color = "green";
+        document.documentElement.classList.remove("reftest-wait");
+    });
+  </script>
   <script src="/mathml/support/feature-detection.js"></script>
   <script>MathMLFeatureDetection.ensure_for_match_reftest("has_mfrac");</script>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-003.html

-              r249760
+              r267531
 <!DOCTYPE html>
 <html>
+<html class="reftest-wait">
 <head>
 <meta charset="utf-8">
 …
     <math><msqrt style="color: green"><mn>1</mn></msqrt></math>
     <math><mroot style="color: green"><mn>2</mn><mn>2</mn></mroot></math>
+    <div id="dynamic">
+      <math><msqrt><mn>1</mn></msqrt></math>
+      <math><mroot><mn>2</mn><mn>2</mn></mroot></math>
+    </div>
   </div>
+  <script>
+    window.addEventListener("load", () => {
+        document.getElementById("dynamic").style.color = "green";
+        document.documentElement.classList.remove("reftest-wait");
+    });
+  </script>
   <script src="/mathml/support/feature-detection.js"></script>
   <script>MathMLFeatureDetection.ensure_for_match_reftest("has_msqrt");</script>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-004.tentative.html

-              r267530
+              r267531
 <!DOCTYPE html>
 <html>
+<html class="reftest-wait">
 <head>
 <meta charset="utf-8">
 …
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#css-styling">
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#text-mtext">
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#enclose-expression-inside-notation-menclose">
 <link rel="match" href="color-004-ref.html"/>
+<link rel="help" href="https://github.com/mathml-refresh/mathml-core/pull/24">
+<link rel="match" href="color-004.tentative-ref.html"/>
 <meta name="assert" content="Verify that the color is used for text and graphical elements of the menclose element.">
 </head>
 …
     <math><menclose notation="longdiv" style="color: green"><mn>13</mn></menclose></math>
     <math><menclose notation="circle" style="color: green"><mn>14</mn></menclose></math>
+    <div id="dynamic">
+      <math><menclose notation="left"><mn>1</mn></menclose></math>
+      <math><menclose notation="right"><mn>2</mn></menclose></math>
+      <math><menclose notation="top"><mn>3</mn></menclose></math>
+      <math><menclose notation="bottom"><mn>4</mn></menclose></math>
+      <math><menclose notation="box"><mn>5</mn></menclose></math>
+      <math><menclose notation="roundedbox"><mn>6</mn></menclose></math>
+      <math><menclose notation="actuarial"><mn>7</mn></menclose></math>
+      <math><menclose notation="madruwb"><mn>8</mn></menclose></math>
+      <math><menclose notation="horizontalstrike"><mn>9</mn></menclose></math>
+      <math><menclose notation="verticalstrike"><mn>10</mn></menclose></math>
+      <math><menclose notation="updiagonalstrike"><mn>11</mn></menclose></math>
+      <math><menclose notation="downdiagonalstrike"><mn>12</mn></menclose></math>
+      <math><menclose notation="longdiv"><mn>13</mn></menclose></math>
+      <math><menclose notation="circle"><mn>14</mn></menclose></math>
+    </div>
   </div>
+  <script>
+    window.addEventListener("load", () => {
+        document.getElementById("dynamic").style.color = "green";
+        document.documentElement.classList.remove("reftest-wait");
+    });
+  </script>
   <script src="/mathml/support/feature-detection.js"></script>
   <script>MathMLFeatureDetection.ensure_for_match_reftest("has_menclose");</script>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/mathsize-attribute-css-keywords-expected.html

-              r249760
+              r267531
   </head>
   <body>
     <p>Test passes if you see ten "A" of equal size:</p>
+    <p>Test passes if you see 14 "A" of equal size:</p>
     <math>
+      <mtext>A</mtext>
+      <mtext>A</mtext>
+      <mtext>A</mtext>
+      <mtext>A</mtext>
       <mtext>A</mtext>
       <mtext>A</mtext>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/mathsize-attribute-css-keywords.html

-              r250127
+              r267531
   </head>
   <body>
     <p>Test passes if you see ten "A" of equal size:</p>
+    <p>Test passes if you see 14 "A" of equal size:</p>
     <math>
       <mtext>A</mtext>
 …
       <mtext mathsize="larger">A</mtext>
       <mtext mathsize="smaller">A</mtext>
+      <mtext mathsize="xx-ſmall">A</mtext>
+      <mtext mathsize="x-ſmall">A</mtext>
+      <mtext mathsize="ſmall">A</mtext>
+      <mtext mathsize="ſmaller">A</mtext>
     </math>
    <script src="/mathml/support/feature-detection.js"></script>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/border-002.html

-              r250127
+              r267531
+        }
+        var default_border = tag === "merror" ? 1 : 0;
         test(function() {
             assert_true(MathMLFeatureDetection[`has_${tag}`](), `${tag} is supported`);
             var s = compareSpaceWithAndWithoutStyle(tag, style);
             assert_approx_equals(s.left_delta, 30, epsilon, "left border");
             assert_approx_equals(s.right_delta, 40, epsilon, "right border");
             assert_approx_equals(s.top_delta, 50, epsilon, "top border");
             assert_approx_equals(s.bottom_delta, 60, epsilon, "bottom border");
             assert_approx_equals(s.element_width_delta, 30 + 40, epsilon, "element width");
             assert_approx_equals(s.element_height_delta, 50 + 60, epsilon, "element height");
             assert_approx_equals(s.preferred_width_delta, 30 + 40, epsilon, "element preferred width");
+            assert_approx_equals(s.left_delta + default_border, 30, epsilon, "left border");
+            assert_approx_equals(s.right_delta + default_border, 40, epsilon, "right border");
+            assert_approx_equals(s.top_delta + default_border, 50, epsilon, "top border");
+            assert_approx_equals(s.bottom_delta + default_border, 60, epsilon, "bottom border");
+            assert_approx_equals(s.element_width_delta + 2 * default_border, 30 + 40, epsilon, "element width");
+            assert_approx_equals(s.element_height_delta + 2 * default_border, 50 + 60, epsilon, "element height");
+            assert_approx_equals(s.preferred_width_delta + 2 * default_border, 30 + 40, epsilon, "element preferred width");
         }, `Border properties on ${tag}`);
 …
             assert_true(MathMLFeatureDetection[`has_${tag}`](), `${tag} is supported`);
             var s = compareSpaceWithAndWithoutStyle(tag, style, null, "rtl");
             assert_approx_equals(s.left_delta, 30, epsilon, "left border");
             assert_approx_equals(s.right_delta, 40, epsilon, "right border");
             assert_approx_equals(s.top_delta, 50, epsilon, "top border");
             assert_approx_equals(s.bottom_delta, 60, epsilon, "bottom border");
             assert_approx_equals(s.element_width_delta, 30 + 40, epsilon, "element width");
             assert_approx_equals(s.element_height_delta, 50 + 60, epsilon, "element height");
             assert_approx_equals(s.preferred_width_delta, 30 + 40, epsilon, "element preferred width");
+            assert_approx_equals(s.left_delta + default_border, 30, epsilon, "left border");
+            assert_approx_equals(s.right_delta + default_border, 40, epsilon, "right border");
+            assert_approx_equals(s.top_delta + default_border, 50, epsilon, "top border");
+            assert_approx_equals(s.bottom_delta + default_border, 60, epsilon, "bottom border");
+            assert_approx_equals(s.element_width_delta + 2 * default_border, 30 + 40, epsilon, "element width");
+            assert_approx_equals(s.element_height_delta + 2 * default_border, 50 + 60, epsilon, "element height");
+            assert_approx_equals(s.preferred_width_delta + 2 * default_border, 30 + 40, epsilon, "element preferred width");
         }, `Border properties on ${tag} (rtl)`);
+    }

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/w3c-import.log

r249760	r267531
19	19	/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/margin-001.html
20	20	/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/margin-002.html
	21	/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/margin-003.html
21	22	/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/padding-001.html
22	23	/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/padding-002.html

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-001.html

-              r249760
+              r267531
 <!DOCTYPE html>
 <html>
+<html class="reftest-wait">
 <head>
 <meta charset="utf-8">
 …
     <math><mtext style="visibility: hidden">4</mtext></math>
     <math><ms style="visibility: hidden">5</ms></math>
+    <div id="dynamic">
+      <math><mi>1</mi></math>
+      <math><mn>2</mn></math>
+      <math><mo>3</mo></math>
+      <math><mtext>4</mtext></math>
+      <math><ms>5</ms></math>
+    </div>
   </div>
+  <script>
+    window.addEventListener("load", () => {
+        document.getElementById("dynamic").style.visibility = "hidden";
+        document.documentElement.classList.remove("reftest-wait");
+    });
+  </script>
 </body>
 </html>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-002.html

-              r249760
+              r267531
 <!DOCTYPE html>
 <html>
+<html class="reftest-wait">
 <head>
 <meta charset="utf-8">
 …
   <div style="background: green; color: red; width: 200px; height: 200px;">
     <math><mfrac style="visibility: hidden"><mn>1</mn><mn>2</mn></mfrac></math>
+    <div id="dynamic">
+      <math><mfrac><mn>1</mn><mn>2</mn></mfrac></math>
+    </div>
   </div>
   <script src="/mathml/support/feature-detection.js"></script>
+  <script>
+    window.addEventListener("load", () => {
+        document.getElementById("dynamic").style.visibility = "hidden";
+        document.documentElement.classList.remove("reftest-wait");
+    });
+  </script>
   <script>MathMLFeatureDetection.ensure_for_match_reftest("has_mfrac");</script>
 </body>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-003.html

-              r249760
+              r267531
 <!DOCTYPE html>
 <html>
+<html class="reftest-wait">
 <head>
 <meta charset="utf-8">
 …
     <math><msqrt style="visibility: hidden"><mn>1</mn></msqrt></math>
     <math><mroot style="visibility: hidden"><mn>2</mn><mn>3</mn></mroot></math>
+    <div id="dynamic">
+      <math><msqrt><mn>1</mn></msqrt></math>
+      <math><mroot><mn>2</mn><mn>3</mn></mroot></math>
+    </div>
   </div>
   <script src="/mathml/support/feature-detection.js"></script>
+  <script>
+    window.addEventListener("load", () => {
+        document.getElementById("dynamic").style.visibility = "hidden";
+        document.documentElement.classList.remove("reftest-wait");
+    });
+  </script>
   <script>MathMLFeatureDetection.ensure_for_match_reftest("has_msqrt");</script>
 </body>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-004.tentative.html

-              r267530
+              r267531
 <!DOCTYPE html>
 <html>
+<html class="reftest-wait">
 <head>
 <meta charset="utf-8">
 …
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#css-styling">
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#text-mtext">
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#enclose-expression-inside-notation-menclose">
 <link rel="match" href="visibility-004-ref.html"/>
+<link rel="help" href="https://github.com/mathml-refresh/mathml-core/pull/24">
+<link rel="match" href="visibility-004.tentative-ref.html"/>
 <meta name="assert" content="Verify that visibility=hidden is used for the text and graphical elements of the menclose element.">
 </head>
 …
     <math><menclose notation="longdiv" style="visibility: hidden"><mn>13</mn></menclose></math>
     <math><menclose notation="circle" style="visibility: hidden"><mn>14</mn></menclose></math>
+    <div id="dynamic">
+      <math><menclose notation="left"><mn>1</mn></menclose></math>
+      <math><menclose notation="right"><mn>2</mn></menclose></math>
+      <math><menclose notation="top"><mn>3</mn></menclose></math>
+      <math><menclose notation="bottom"><mn>4</mn></menclose></math>
+      <math><menclose notation="box"><mn>5</mn></menclose></math>
+      <math><menclose notation="roundedbox"><mn>6</mn></menclose></math>
+      <math><menclose notation="actuarial"><mn>7</mn></menclose></math>
+      <math><menclose notation="madruwb"><mn>8</mn></menclose></math>
+      <math><menclose notation="horizontalstrike"><mn>9</mn></menclose></math>
+      <math><menclose notation="verticalstrike"><mn>10</mn></menclose></math>
+      <math><menclose notation="updiagonalstrike"><mn>11</mn></menclose></math>
+      <math><menclose notation="downdiagonalstrike"><mn>12</mn></menclose></math>
+      <math><menclose notation="longdiv"><mn>13</mn></menclose></math>
+      <math><menclose notation="circle"><mn>14</mn></menclose></math>
+    </div>
   </div>
+  <script>
+    window.addEventListener("load", () => {
+        document.getElementById("dynamic").style.visibility = "hidden";
+        document.documentElement.classList.remove("reftest-wait");
+    });
+  </script>
   <script src="/mathml/support/feature-detection.js"></script>
   <script>MathMLFeatureDetection.ensure_for_match_reftest("has_menclose");</script>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/w3c-import.log

-              r250127
+              r267531
 ------------------------------------------------------------------------
 List of files:
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/#default-text-properties.html#
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/attribute-mapping-001.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/attribute-mapping-002.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/blur-filter-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/blur-filter.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/clip-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/clip-path-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/clip-path.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/clip.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-001-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-001.html
 …
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-003-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-003.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-004-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-004.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-004.tentative-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-004.tentative.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-005-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/color-005.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/default-font-family.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/default-properties-on-the-math-root.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/display-1-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/display-1.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/display-2.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/display-contents.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/displaystyle-011-expected.html
 …
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/displaystyle-1.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/displaystyle-2.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/displaystyle-3.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/dynamic-dir-1-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/dynamic-dir-1.html
 …
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/mathcolor-004-notref.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/mathcolor-004.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/mathcolor-mathbackground-css-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/mathcolor-mathbackground-css.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/mathsize-attribute-css-keywords-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/mathsize-attribute-css-keywords.html
 …
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/mathvariant-tailed-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/mathvariant-tailed.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/multi-column-layout.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/not-participating-to-parent-layout.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/presentational-hints-001-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/presentational-hints-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/presentational-hints-002-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/presentational-hints-002.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/scriptlevel-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/transform-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/transform.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-001-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-001.html
 …
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-003-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-003.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-004-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-004.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-004.tentative-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-004.tentative.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-005-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/visibility-005.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/css-styling/width-height-001.html

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/clipboard-event-handlers.tentative.html

-              r250127
+              r267531
         "math"
     );
+    async_test(test => {
+      mathEl[`on${name}`] = test.step_func_done(e => {
+        assert_equals(e.currentTarget, mathEl,
+                      "The event must be fired at the <math> element");
+      });
+    test(() => {
+      let target = undefined;
+      mathEl[`on${name}`] = (e) => { target = e.currentTarget; }
       const event = new ClipboardEvent(name, {
         bubbles: true,
 …
       });
       mathEl.dispatchEvent(event);
+      assert_equals(target, mathEl, "The event must be fired at the <math> element");
     }, `${name}: dispatching an Event at a <math> element must trigger element.on${name}`);
+  }

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/css-inline-style-dynamic.tentative.html

-              r249572
+              r267531
     <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#dom-and-javascript"/>
     <link rel="match" href="css-inline-style-dynamic.tentative-ref.html"/>
+    <script src="/mathml/support/feature-detection.js"></script>
     <style>
       #hidden  {
 …
       function test()
+      {
+        MathMLFeatureDetection.ensure_for_match_reftest("has_mspace");
         document.body.offsetTop; // Update layout
+        document.getElementById("hidden").style.visibility = "visible";
+        document.getElementById("red").style.backgroundColor = "green";
+        var mspace = document.getElementById("hidden");
+        if (mspace.style)
+          mspace.style.visibility = "visible";
+        mspace = document.getElementById("red");
+        if (mspace.style)
+          mspace.style.backgroundColor = "green";
         document.documentElement.className = "";
+      }

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/css-inline-style-interface.tentative.html

-              r249572
+              r267531
     <span
       >This tests the presence and functionality of features of the
+      `ElementCSSInlineStyle` interface for MathMLElements</span
+    >
+      `ElementCSSInlineStyle` interface for MathMLElements</span>
     <math></math>
     <script>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/display-1.html

-              r249572
+              r267531
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#css-styling">
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-top-level-math-element">
+<link rel="help" href="https://mathml-refresh.github.io/mathml-core/#dom-and-javascript">
 <meta name="assert" content="Verify that the display attribute on the math element is supported and impacts centering and line breaking with surrounding content.">
 <script src="/resources/testharness.js"></script>
 …
   window.addEventListener("DOMContentLoaded", function() {
       for (transform in AttributeValueTransforms) {
           TransformAttributeValues(transform, ["display", "displaystyle"]);
+          TransformAttributeValues(transform, ["display"]);
           var content = getBox("content");
 …
                                    "math must be centered.");
               assert_approx_equals(after_block.left, content.left, 1,
                                    "content before must be left aligned");
+                                   "content after must be left aligned");
               assert_less_than_equal(before_block.bottom, mspace_block.top,
                                      "new line before math");
 …
                                      "content after must be on the right of math");
           }, `Test inline math ${transform}`);
+          var before_block_and_specified_width = getBox("before_block_and_specified_width");
+          var mspace_width = getBox("mspace_width");
+          var after_block_and_specified_width = getBox("after_block_and_specified_width");
+          test(function() {
+              assert_true(MathMLFeatureDetection.has_mspace());
+              assert_approx_equals(before_block_and_specified_width.left, content.left, 1,
+                                   "content before must be left aligned");
+              assert_approx_equals((mspace_width.left + mspace_width.right) / 2,
+                                   (content.left + content.right) / 2,
+,
+                                   "math must be centered.");
+              assert_approx_equals(after_block_and_specified_width.left, content.left, 1,
+                                   "content after must be left aligned");
+              assert_less_than_equal(before_block_and_specified_width.bottom, mspace_width.top,
+                                     "new line before math");
+              assert_less_than_equal(mspace_width.bottom, after_block_and_specified_width.top,
+                                     "new line after math");
+          }, `Test width on display=block math ${transform}`);
+      }
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          document.getElementById("mspace_dynamic_block").parentNode.
+              setAttribute("display", "block");
+          var before_block = getBox("before_dynamic_block");
+          var mspace_block = getBox("mspace_dynamic_block");
+          var after_block = getBox("after_dynamic_block");
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_approx_equals(before_block.left, content.left, 1,
+                               "content before must be left aligned");
+          assert_approx_equals((mspace_block.left + mspace_block.right) / 2,
+                               (content.left + content.right) / 2,
+,
+                               "math must be centered.");
+          assert_approx_equals(after_block.left, content.left, 1,
+                               "content after must be left aligned");
+          assert_less_than_equal(before_block.bottom, mspace_block.top,
+                                 "new line before math");
+          assert_less_than_equal(mspace_block.bottom, after_block.top,
+                                 "new line after math");
+      }, "Test dynamically setting display=block");
+      test(function() {
+          assert_true(MathMLFeatureDetection.has_mspace());
+          document.getElementById("mspace_dynamic_inline").parentNode.
+              removeAttribute("display");
+          var before_inline = getBox("before_dynamic_inline");
+          var mspace_inline = getBox("mspace_dynamic_inline");
+          var after_inline = getBox("after_dynamic_inline");
+          assert_true(MathMLFeatureDetection.has_mspace());
+          assert_approx_equals((before_inline.top + before_inline.bottom) / 2,
+                               (mspace_inline.top + mspace_inline.bottom) / 2,
+,
+                               "content before must be horizontally aligned with math");
+          assert_approx_equals((after_inline.top + after_inline.bottom) / 2,
+                               (mspace_inline.top + mspace_inline.bottom) / 2,
+,
+                               "content after must be horizontally aligned with math");
+          assert_less_than_equal(before_inline.right, mspace_inline.left,
+                                 "content before must be on the left of math");
+          assert_less_than_equal(mspace_inline.right, after_inline.left,
+                                 "content after must be on the right of math");
+      }, "Test dynamically setting display=inline");
       done();
   });
 …
     <math display="inline"><mspace id="mspace_inline" width="50px" height="50px"/></math>
     <span id="after_inline" class="square"></span>
+    <br/>
+    <span id="before_block_and_specified_width" class="square"></span>
+    <math display="block" style="width:100px"><mspace id="mspace_width" width="50px" height="50px"/></math>
+    <span id="after_block_and_specified_width" class="square"></span>
+    <br/>
+    <div>
+      <span id="before_dynamic_block" class="square"></span>
+      <math><mspace id="mspace_dynamic_block" width="50px" height="50px"/></math>
+      <span id="after_dynamic_block" class="square"></span>
+    </div>
+    <div>
+      <span id="before_dynamic_inline" class="square"></span>
+      <math display="block"><mspace id="mspace_dynamic_inline" width="50px" height="50px"/></math>
+      <span id="after_dynamic_inline" class="square"></span>
+    </div>
   </div>
 </body>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/href-click-3.html

-              r249572
+              r267531
     </math>
   </p>
+  <a id="badTarget" href="javascript:badHandler()">DON'T CLICK ME</a>
   <script>
     var t = async_test("Click element with href");
     function handler() { t.done(); }
+    test_driver.click(document.getElementById("target"));
+    function badHandler() {
+      t.step(() => { assert_unreached("Bad handler executed"); });
+      t.done();
+    }
+    test_driver.click(document.getElementById("target")).then(() => {
+      return test_driver.click(document.getElementById("badTarget"));
+    }).catch(() => {
+      t.step(() => { assert_unreached("Click failed"); });
+      t.done();
+    });
   </script>
 </body>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/html-or-foreign-element-interfaces.tentative.html

-              r249572
+              r267531
     <span tabindex="-1"
       >This tests the presence and functionality of features of
+      `HTMLOrForeignElement` (currently `HTMLOrSVGElement`)</span
+    >
+      `HTMLOrForeignElement` (currently `HTMLOrSVGElement`)</span>
     <math tabindex="-1">
       <mi>E</mi>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/integration-point-1.html

r249572	r267531
18	18	requiredExtensions="http://www.w3.org/1998/Math/MathML">
19	19	<div style="width: 200px; height: 200px; background: green"></div>
20		</foreignObject>
	20	</foreignobject>
21	21	</svg>
22	22	</div>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/integration-point-4.html

r249572	r267531
53	53	</mfrac>
54	54	</math>
55		</foreignObject>
	55	</foreignobject>
56	56	</g>
57	57	</svg>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/math-global-event-handlers.tentative.html

-              r253635
+              r267531
 <script src="/resources/WebIDLParser.js"></script>
+<div style="display: none" id="container"></div>
 <script>
   "use strict";
+  // The prefixed animation events are special; their event types are
+  // camel-case.
+  const prefixedAnimationAttributeToEventType = new Map([
+    ["webkitanimationend", "webkitAnimationEnd"],
+    ["webkitanimationiteration", "webkitAnimationIteration"],
+    ["webkitanimationstart", "webkitAnimationStart"],
+    ["webkittransitionend", "webkitTransitionEnd"],
+  ]);
   setup({ explicit_done: true });
 …
           let target = undefined;
           element[name] = (e) => { target = e.currentTarget; }
+          element.dispatchEvent(new Event(withoutOn));
+          let eventType = withoutOn;
+          if (prefixedAnimationAttributeToEventType.has(eventType)) {
+            eventType = prefixedAnimationAttributeToEventType.get(eventType);
+          }
+          element.dispatchEvent(new Event(eventType));
           assert_equals(target, element, "The event must be fired at the <math> element");
         }, `${name}: dispatching an Event at a <math> element must trigger element.${name}`);
 …
     });
 </script>
-<div style="display: none" id="container"></div>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/required-extensions-2.html

r249572	r267531
16	16	requiredExtensions="http://www.w3.org/1998/Math/MathML">
17	17	<div style="width: 200px; height: 200px; background: green"></div>
18		</foreignObject>
	18	</foreignobject>
19	19	<rect y="100px" width="200px" height="100px" fill="red"/>
20	20	</switch>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/tabindex-001.html

-              r250127
+              r267531
 <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-top-level-math-element">
 <meta name="assert" content="Verify default values for the tabIndex attribute">
+<script src="/mathml/support/mathml-fragments.js"></script>
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
-<script>
-  window.addEventListener("load", function() {
-      test(() => {
-          const mrow = document.getElementById('mrow');
-          assert_equals(mrow.tabIndex, -1, "no attribute");
-          mrow.setAttribute("tabindex", "invalid");
-          assert_equals(mrow.tabIndex, -1, "invalid");
-          mrow.setAttribute("tabindex", "9999999999");
-          assert_equals(mrow.tabIndex, -1, "too large integer");
-      }, "default and invalid values on mrow");
-      test(() => {
-          const mrowLink = document.getElementById('mrow-link');
-          assert_equals(mrow.tabIndex, 0, "no attribute");
-          mrow.setAttribute("tabindex", "invalid");
-          assert_equals(mrow.tabIndex, 0, "invalid");
-          mrow.setAttribute("tabindex", "9999999999");
-          assert_equals(mrow.tabIndex, 0, "too large integer");
-      }, "default and invalid values on MathML link");
-  });
-</script>
 </head>
 <body>
   <div id="log"></div>
   <math>
-    <mrow id="mrow" onfocus="alert('fail')"></mrow>
-    <mrow id="mrow-link" href="javascript:alert('fail')" onfocus="alert('fail')"></mrow>
   </math>
+  <script>
+    const htmlLinkableElements =
+      new Set([
+        'mi', 'mo', 'mn', 'ms', 'mtext', 'mrow'
+      ]);
+    Object.keys(MathMLFragments).forEach(elName => {
+        const mathEl = document.querySelector('math');
+        mathEl.innerHTML = `
+        <${elName} id="el" onfocus="alert('fail')"></${elName}>
+        <${elName} id="el-link" href="javascript:alert('fail')" onfocus="alert('fail')"></${elName}>
+        `;
+        const el = mathEl.querySelector('#el');
+        const elLink = mathEl.querySelector('#el-link');
+        const expectedDefault = (htmlLinkableElements.has(elName)) ? 0 : -1;
+        test(() => {
+            assert_equals(el.tabIndex, expectedDefault, "no attribute");
+            el.setAttribute("tabindex", "invalid");
+            assert_equals(el.getAttribute("tabindex"), "invalid");
+            assert_equals(el.tabIndex, expectedDefault, "invalid");
+            el.setAttribute("tabindex", "9999999999");
+            assert_equals(el.getAttribute("tabindex"), "9999999999");
+            assert_equals(el.tabIndex, expectedDefault, "too large integer");
+        }, `default and invalid values for ${elName} without href`);
+        test(() => {
+            assert_equals(elLink.tabIndex, expectedDefault, "no attribute");
+            elLink.setAttribute("tabindex", "invalid");
+            assert_equals(elLink.getAttribute("tabindex"), "invalid");
+            assert_equals(elLink.tabIndex, expectedDefault, "invalid");
+            elLink.setAttribute("tabindex", "9999999999");
+            assert_equals(elLink.getAttribute("tabindex"), "9999999999");
+            assert_equals(elLink.tabIndex, expectedDefault, "too large integer");
+        }, `default and invalid values for ${elName} with href`);
+    });
+  </script>
 </body>
 </html>

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/tabindex-002.html

-              r250127
+              r267531
 <script src="/resources/testdriver-vendor.js"></script>
 <div id="log"></div>
+<a href="#link">tabindex(html,href)</a>
 <math>
   <mtext id="text1">tabindex(omitted)</mtext>
 …
 var i = 0,
     expectation = ["text11", "text8", "text9", "text10", "text7", "text5", "text6"],
+    expectation = ["text11", "text8", "text9", "text10", "text7", "text5"],
     results = [],
     t = async_test("Elements with different tabindex must be focused sequentially when pressing 'Tab' keys");
 …
   document.body.focus();
 });
+document.querySelector("a").addEventListener("focus", function (evt) {
+    // Links are tab-navigable on that platform.
+    expectation.push("text6");
+    // TAB = '\ue004'
+    test_driver.send_keys(document.body, "\ue004");
+}, true);
 document.querySelector("math").addEventListener("focus", function (evt) {

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/w3c-import.log

-              r250127
+              r267531
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/color-attributes-1-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/color-attributes-1.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/content-editable.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/css-inline-style-dynamic.tentative-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/css-inline-style-dynamic.tentative.html
 …
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-1-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-1.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-2-expected.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-2.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-001.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/dynamic-childlist-002.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/href-click-1-expected.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/href-click-1.html
 …
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/integration-point-3.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/integration-point-4.html
+/LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/integration-point-5.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/math-global-event-handlers.tentative.html
 /LayoutTests/imported/w3c/web-platform-tests/mathml/relations/html5-tree/required-extensions-2-expected.html

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/support/box-comparison.js

-              r249572
+              r267531
         throw `Invalid argument: ${tag}`;
+    // FIXME <mrow> only needed as workaround for https://bugzilla.mozilla.org/show_bug.cgi?id=1658135
     document.body.insertAdjacentHTML("beforeend", `<div style="position: absolute;">\
 <div style="display: inline-block"><math>${MathMLFragments[tag]}</math></div>\
 <div style="display: inline-block"><math>${MathMLFragments[tag]}</math></div>\
+<div style="display: inline-block"><math><mrow>${MathMLFragments[tag]}</mrow></math></div>\
+<div style="display: inline-block"><math><mrow>${MathMLFragments[tag]}</mrow></math></div>\
 </div>`);
     var div = document.body.lastElementChild;
     var styleDiv = div.firstElementChild;
     var styleMath = styleDiv.firstElementChild;
     var styleElement = FragmentHelper.element(styleMath);
+    var styleParent = styleDiv.firstElementChild.firstElementChild;
+    var styleElement = FragmentHelper.element(styleParent);
     styleElement.setAttribute("style", style);
     var styleMathBox = styleMath.getBoundingClientRect();
+    var styleParentBox = styleParent.getBoundingClientRect();
     var styleElementBox = styleElement.getBoundingClientRect();
     var noStyleDiv = div.lastElementChild;
     var noStyleMath = noStyleDiv.firstElementChild;
     var noStyleElement = FragmentHelper.element(noStyleMath);
     var noStyleMathBox = noStyleMath.getBoundingClientRect();
+    var noStyleParent = noStyleDiv.firstElementChild.firstElementChild;
+    var noStyleElement = FragmentHelper.element(noStyleParent);
+    var noStyleParentBox = noStyleParent.getBoundingClientRect();
     var noStyleElementBox = noStyleElement.getBoundingClientRect();
 …
     return {
         preferred_width_delta: preferredWidthDelta,
         width_delta: styleMathBox.width - noStyleMathBox.width,
         height_delta: styleMathBox.height - noStyleMathBox.height,
+        width_delta: styleParentBox.width - noStyleParentBox.width,
+        height_delta: styleParentBox.height - noStyleParentBox.height,
         element_width_delta: styleElementBox.width - noStyleElementBox.width,
         element_height_delta: styleElementBox.height - noStyleElementBox.height

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/support/feature-detection.js

-              r250127
+              r267531
     "has_menclose": function() {
+        if (!this.hasOwnProperty("_has_menclose")) {
+            document.body.insertAdjacentHTML("beforeend", "<math>\
+<mrow style='font-size: 20px !important'>\
+  <mrow>\
+    <mrow>\
+      <mrow>\
+        <mtext>A</mtext>\
+      </mrow>\
+    </mrow>\
+  </mrow>\
+</mrow>\
+<menclose notation='box' style='font-size: 20px !important'>\
+  <menclose notation='box'>\
+    <menclose notation='box'>\
+      <menclose notation='box'>\
+        <mtext>A</mtext>\
+      </menclose>\
+    </menclose>\
+  </menclose>\
+</menclose>\
+</math>");
+            var math = document.body.lastElementChild;
+            // The boxes will make menclose wider than mrow, if the former is supported.
+            this._has_menclose =
+                math.lastElementChild.getBoundingClientRect().width -
+                math.firstElementChild.getBoundingClientRect().width > 5;
+            document.body.removeChild(math);
+        }
+        return this._has_menclose;
+        // Just check whether <mrow> is supported because discussion on this is
+        // still open ( https://github.com/mathml-refresh/mathml/issues/105 )
+        // and it would have to behave at least like an mrow, even if it becomes
+        // an unknown element at the end.
+        return this.has_mrow();
     },
 …
 </mrow>\
 <mrow>\
   <mn>1</mn><mo lspace='8px' rspace='8px'>+</mo><mn>2</mn>\
+  <mn>1</mn><mo lspace='20px' rspace='20px'>+</mo><mn>2</mn>\
 </mrow>\
 </math>");
             var math = document.body.lastElementChild;
             var mrow = math.getElementsByTagName("mrow");
             // lspace/rspace will add 16px per MathML and none if not supported.
+            // lspace/rspace will add 40px per MathML and none if not supported.
             this._has_operator_spacing =
                 mrow[1].getBoundingClientRect().width -
                 mrow[0].getBoundingClientRect().width > 10;
+                mrow[0].getBoundingClientRect().width > 30;
             document.body.removeChild(math);
+        }

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/support/layout-comparison.js

-              r249572
+              r267531
         throw "compareSize: Unrecognized writing-mode value";
+    }
+}
+function childrenHaveEmptyBoundingClientRects(element) {
+    Array.from(element.children).forEach(child => {
+        var childBox = child.getBoundingClientRect();
+        assert_true(childBox.left == 0 && childBox.right == 0 && childBox.top == 0 && childBox.bottom == 0);
+    })
+}

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/support/mathml-fragments.js

-              r250127
+              r267531
     },
+    isTokenElement: function(tag) {
+        return (tag == "mi" ||
+                tag == "mtext" ||
+                tag == "mo" ||
+                tag == "mn" ||
+                tag == "ms")
+    },
     isEmpty: function(tag) {
         return tag === "mspace" || tag == "mprescripts" || tag == "none";

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/support/operator-dictionary.json

r250127	r267531
1		{"comment": "This file was automatically generated by operator-dictionary.py. Do not edit.", "dictionary": {"! postfix": {"lspace": 1, "rspace": 0}, "!! postfix": {"lspace": 1, "rspace": 0}, "!= infix": {"lspace": 4, "rspace": 4}, "\" postfix": {"accent": true, "lspace": 0, "rspace": 0}, "% infix": {"lspace": 3, "rspace": 3}, "& postfix": {"lspace": 0, "rspace": 0}, "&& infix": {"lspace": 4, "rspace": 4}, "' postfix": {"accent": true, "lspace": 0, "rspace": 0}, "( prefix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, ") postfix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "* infix": {"lspace": 3, "rspace": 3}, "** infix": {"lspace": 1, "rspace": 1}, "*= infix": {"lspace": 4, "rspace": 4}, "+ infix": {"lspace": 4, "rspace": 4}, "+ prefix": {"lspace": 0, "rspace": 1}, "++ postfix": {"lspace": 0, "rspace": 0}, "+= infix": {"lspace": 4, "rspace": 4}, ", infix": {"lspace": 0, "rspace": 3}, "- infix": {"lspace": 4, "rspace": 4}, "- prefix": {"lspace": 0, "rspace": 1}, "-- postfix": {"lspace": 0, "rspace": 0}, "-= infix": {"lspace": 4, "rspace": 4}, "-> infix": {"lspace": 5, "rspace": 5}, ". infix": {"lspace": 3, "rspace": 3}, ".. postfix": {"lspace": 0, "rspace": 0}, "... postfix": {"lspace": 0, "rspace": 0}, "/ infix": {"lspace": 1, "rspace": 1}, "// infix": {"lspace": 1, "rspace": 1}, "/= infix": {"lspace": 4, "rspace": 4}, ": infix": {"lspace": 1, "rspace": 2}, ":= infix": {"lspace": 4, "rspace": 4}, "; infix": {"lspace": 0, "rspace": 3}, "< infix": {"lspace": 5, "rspace": 5}, "<= infix": {"lspace": 5, "rspace": 5}, "<> infix": {"lspace": 1, "rspace": 1}, "= infix": {"horizontal": true, "lspace": 5, "rspace": 5}, "== infix": {"lspace": 4, "rspace": 4}, "> infix": {"lspace": 5, "rspace": 5}, ">= infix": {"lspace": 5, "rspace": 5}, "? infix": {"lspace": 1, "rspace": 1}, "@ infix": {"lspace": 1, "rspace": 1}, "[ prefix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "\\ infix": {"lspace": 0, "rspace": 0}, "] postfix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "^ infix": {"horizontal": true, "lspace": 1, "rspace": 1}, "^ postfix": {"accent": true, "horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "_ infix": {"horizontal": true, "lspace": 1, "rspace": 1}, "_ postfix": {"accent": true, "horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "` postfix": {"accent": true, "lspace": 0, "rspace": 0}, "{ prefix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "\| infix": {"lspace": 2, "rspace": 2, "stretchy": true, "symmetric": true}, "\| postfix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "\| prefix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "\|\| infix": {"lspace": 2, "rspace": 2, "stretchy": true, "symmetric": true}, "\|\| postfix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "\|\| prefix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "\|\|\| infix": {"lspace": 2, "rspace": 2, "stretchy": true, "symmetric": true}, "\|\|\| postfix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "\|\|\| prefix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "} postfix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "~ postfix": {"accent": true, "horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u00a0 infix": {}, "\u00a0 prefix": {}, "\u00a0 suffix": {}, "\u00a8 postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u00aa postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u00ac prefix": {"lspace": 2, "rspace": 1}, "\u00af postfix": {"accent": true, "horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u00b0 postfix": {"lspace": 0, "rspace": 0}, "\u00b1 infix": {"lspace": 4, "rspace": 4}, "\u00b1 prefix": {"lspace": 0, "rspace": 1}, "\u00b2 postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u00b3 postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u00b4 postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u00b7 infix": {"lspace": 4, "rspace": 4}, "\u00b8 postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u00b9 postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u00ba postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u00d7 infix": {"lspace": 4, "rspace": 4}, "\u00f7 infix": {"lspace": 4, "rspace": 4}, "\u02c6 postfix": {"accent": true, "horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u02c7 postfix": {"accent": true, "horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u02c9 postfix": {"accent": true, "horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u02ca postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u02cb postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u02cd postfix": {"accent": true, "horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u02d8 postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u02d9 postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u02da postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u02dc postfix": {"accent": true, "horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u02dd postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u02f7 postfix": {"accent": true, "horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u0302 postfix": {"accent": true, "horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u0311 postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u03f6 infix": {"lspace": 5, "rspace": 5}, "\u2016 postfix": {"lspace": 0, "rspace": 0, "stretchy": true}, "\u2016 prefix": {"lspace": 0, "rspace": 0, "stretchy": true}, "\u2018 prefix": {"lspace": 0, "rspace": 0}, "\u2019 postfix": {"lspace": 0, "rspace": 0}, "\u201a postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u201b postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u201c prefix": {"lspace": 0, "rspace": 0}, "\u201d postfix": {"lspace": 0, "rspace": 0}, "\u201e postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u201f postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u2022 infix": {"lspace": 4, "rspace": 4}, "\u2026 infix": {"lspace": 0, "rspace": 0}, "\u2032 postfix": {"lspace": 0, "rspace": 0}, "\u2033 postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u2034 postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u2035 postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u2036 postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u2037 postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u203e postfix": {"accent": true, "horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u2043 infix": {"lspace": 4, "rspace": 4}, "\u2044 infix": {"lspace": 4, "rspace": 4, "stretchy": true}, "\u2057 postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u2061 infix": {"lspace": 0, "rspace": 0}, "\u2062 infix": {"lspace": 0, "rspace": 0}, "\u2063 infix": {"lspace": 0, "rspace": 0}, "\u2064 infix": {"lspace": 0, "rspace": 0}, "\u20db postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u20dc postfix": {"accent": true, "lspace": 0, "rspace": 0}, "\u2145 prefix": {"lspace": 2, "rspace": 1}, "\u2146 prefix": {"lspace": 2, "rspace": 0}, "\u2190 infix": {"accent": true, "horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u2191 infix": {"lspace": 5, "rspace": 5, "stretchy": true}, "\u2192 infix": {"accent": true, "horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u2193 infix": {"lspace": 5, "rspace": 5, "stretchy": true}, "\u2194 infix": {"accent": true, "horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u2195 infix": {"lspace": 5, "rspace": 5, "stretchy": true}, "\u2196 infix": {"lspace": 5, "rspace": 5, "stretchy": true}, "\u2197 infix": {"lspace": 5, "rspace": 5, "stretchy": true}, "\u2198 infix": {"horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u2199 infix": {"horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u219a infix": {"accent": true, "lspace": 5, "rspace": 5}, "\u219b infix": {"accent": true, "lspace": 5, "rspace": 5}, "\u219c infix": {"accent": true, "horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u219d infix": {"accent": true, "horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u219e infix": {"accent": true, "horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u219f infix": {"accent": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u21a0 infix": {"accent": true, "horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u21a1 infix": {"lspace": 5, "rspace": 5, "stretchy": true}, "\u21a2 infix": {"accent": true, "horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u21a3 infix": {"accent": true, "horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u21a4 infix": {"accent": true, "horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u21a5 infix": {"lspace": 5, "rspace": 5, "stretchy": true}, "\u21a6 infix": {"accent": true, "horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u21a7 infix": {"lspace": 5, "rspace": 5, "stretchy": true}, "\u21a8 infix": {"lspace": 5, "rspace": 5, "stretchy": true}, "\u21a9 infix": {"accent": true, "horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u21aa infix": {"accent": true, "horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u21ab infix": {"accent": true, "horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u21ac infix": {"accent": true, "horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u21ad infix": {"accent": true, "horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u21ae infix": {"accent": true, "lspace": 5, "rspace": 5}, "\u21af infix": {"lspace": 5, "rspace": 5, "stretchy": true}, "\u21b0 infix": {"lspace": 5, "rspace": 5, "stretchy": true}, "\u21b1 infix": {"lspace": 5, "rspace": 5, "stretchy": true}, "\u21b2 infix": {"lspace": 5, "rspace": 5, "stretchy": true}, "\u21b3 infix": {"lspace": 5, "rspace": 5, 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5}, "\ud83e\udc31 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc32 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc33 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc34 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc35 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc36 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc37 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc38 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc39 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc3a infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc3b infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc3c infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc3d infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc3e infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc3f infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc40 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc41 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc42 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc43 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc44 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc45 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc46 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc47 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc50 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc51 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc52 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc53 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc54 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc55 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc56 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc57 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc58 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc59 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc60 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc61 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc62 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc63 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc64 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc65 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc66 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc67 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc68 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc69 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc6a infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc6b infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc6c infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc6d infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc6e infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc6f infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc70 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc71 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc72 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc73 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc74 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc75 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc76 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc77 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc78 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc79 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc7a infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc7b infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc7c infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc7d infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc7e infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc7f infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc80 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc81 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc82 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc83 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc84 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc85 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc86 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc87 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc98 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc99 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc9a infix": {"lspace": 5, "rspace": 5}, "\ud83e\udc9b infix": {"lspace": 5, "rspace": 5}, "\ud83e\udca0 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udca1 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udca2 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udca3 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udca4 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udca5 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udca6 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udca7 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udca8 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udca9 infix": {"lspace": 5, "rspace": 5}, "\ud83e\udcaa infix": {"lspace": 5, "rspace": 5}, "\ud83e\udcab infix": {"lspace": 5, "rspace": 5}}}

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/axisheight.py

-              r225162
+              r267531
 v1 = 5 * mathfont.em
 v2 = 14 * mathfont.em
+f = mathfont.create("axisheight%d-verticalarrow%d" % (v1, v2))
+f = mathfont.create("axisheight%d-verticalarrow%d" % (v1, v2),
+                    "Copyright (c) 2016 MathML Association")
 f.math.AxisHeight = v1
+f.math.MinConnectorOverlap = 0
 mathfont.createSquareGlyph(f, verticalArrowCodePoint)
 g = f.createChar(-1, "size1")
 …
 mathfont.drawRectangleGlyph(g, mathfont.em, mathfont.em, 0)
 f[verticalArrowCodePoint].verticalVariants = "uni21A8 size1 size2"
+# Part: (glyphName, isExtender, startConnector, endConnector, fullAdvance)
 f[verticalArrowCodePoint].verticalComponents = \
   (("bot", False, 0, 0, mathfont.em), ("ext", True, 0, 0, mathfont.em));
+  (("bot", False, 0, mathfont.em, v2 + v1), ("ext", True, mathfont.em, mathfont.em, mathfont.em));
 mathfont.save(f)

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/fractions.py

-              r249760
+              r267531
 v1 = 7 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("fraction-axisheight%d-rulethickness%d" % (v1, v2))
+f = mathfont.create("fraction-axisheight%d-rulethickness%d" % (v1, v2),
+                    "Copyright (c) 2016 MathML Association")
 f.math.AxisHeight = v1
 f.math.FractionDenominatorDisplayStyleGapMin = 0
 …
 v1 = 5 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("fraction-denominatordisplaystylegapmin%d-rulethickness%d" % (v1, v2))
+f = mathfont.create("fraction-denominatordisplaystylegapmin%d-rulethickness%d" % (v1, v2),
+                    "Copyright (c) 2016 MathML Association")
 f.math.AxisHeight = 0
 f.math.FractionDenominatorDisplayStyleGapMin = v1
 …
 v1 = 6 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("fraction-denominatordisplaystyleshiftdown%d-axisheight%d-rulethickness%d" % (v1, v2, v2))
+f = mathfont.create("fraction-denominatordisplaystyleshiftdown%d-axisheight%d-rulethickness%d" % (v1, v2, v2),
+                    "Copyright (c) 2016 MathML Association")
 f.math.AxisHeight = v2
 f.math.FractionDenominatorDisplayStyleGapMin = 0
 …
 v1 = 4 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("fraction-denominatorgapmin%d-rulethickness%d" % (v1, v2))
+f = mathfont.create("fraction-denominatorgapmin%d-rulethickness%d" % (v1, v2),
+                    "Copyright (c) 2016 MathML Association")
 f.math.AxisHeight = 0
 f.math.FractionDenominatorDisplayStyleGapMin = 0
 …
 v1 = 3 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("fraction-denominatorshiftdown%d-axisheight%d-rulethickness%d" % (v1, v2, v2))
+f = mathfont.create("fraction-denominatorshiftdown%d-axisheight%d-rulethickness%d" % (v1, v2, v2),
+                    "Copyright (c) 2016 MathML Association")
 f.math.AxisHeight = v2
 f.math.FractionDenominatorDisplayStyleGapMin = 0
 …
 v1 = 8 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("fraction-numeratordisplaystylegapmin%d-rulethickness%d" % (v1, v2))
+f = mathfont.create("fraction-numeratordisplaystylegapmin%d-rulethickness%d" % (v1, v2),
+                    "Copyright (c) 2016 MathML Association")
 f.math.AxisHeight = 0
 f.math.FractionDenominatorDisplayStyleGapMin = 0
 …
 v1 = 2 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("fraction-numeratordisplaystyleshiftup%d-axisheight%d-rulethickness%d" % (v1, v2, v2))
+f = mathfont.create("fraction-numeratordisplaystyleshiftup%d-axisheight%d-rulethickness%d" % (v1, v2, v2),
+                    "Copyright (c) 2016 MathML Association")
 f.math.AxisHeight = v2
 f.math.FractionDenominatorDisplayStyleGapMin = 0
 …
 v1 = 9 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("fraction-numeratorgapmin%d-rulethickness%d" % (v1, v2))
+f = mathfont.create("fraction-numeratorgapmin%d-rulethickness%d" % (v1, v2),
+                    "Copyright (c) 2016 MathML Association")
 f.math.AxisHeight = 0
 f.math.FractionDenominatorDisplayStyleGapMin = 0
 …
 v1 = 11 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("fraction-numeratorshiftup%d-axisheight%d-rulethickness%d" % (v1, v2, v2))
+f = mathfont.create("fraction-numeratorshiftup%d-axisheight%d-rulethickness%d" % (v1, v2, v2),
+                    "Copyright (c) 2016 MathML Association")
 f.math.AxisHeight = v2
 f.math.FractionDenominatorDisplayStyleGapMin = 0
 …
 v1 = 10 * mathfont.em
+f = mathfont.create("fraction-rulethickness%d" % v1)
+f = mathfont.create("fraction-rulethickness%d" % v1,
+                    "Copyright (c) 2016 MathML Association")
 f.math.AxisHeight = 0
 f.math.FractionDenominatorDisplayStyleGapMin = 0

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/largeop.py

-              r229847
+              r267531
 nAryWhiteVerticalBarCodePoint = 0x2AFF
 v1 = 5 * mathfont.em
+f = mathfont.create("largeop-displayoperatorminheight%d" % v1)
+f = mathfont.create("largeop-displayoperatorminheight%d" % v1,
+                    "Copyright (c) 2016 MathML Association")
 f.math.DisplayOperatorMinHeight = v1
 mathfont.createSquareGlyph(f, nAryWhiteVerticalBarCodePoint)
 …
 v1 = 2 * mathfont.em
 v2 = 3 * mathfont.em
 f = mathfont.create("largeop-displayoperatorminheight%d-2AFF-italiccorrection%d" % (v1, v2))
+f.copyright = "Copyright (c) 2018 Igalia S.L."
+f = mathfont.create("largeop-displayoperatorminheight%d-2AFF-italiccorrection%d" % (v1, v2),
+                    "Copyright (c) 2018 Igalia S.L.")
 f.math.DisplayOperatorMinHeight = v1
 mathfont.createSquareGlyph(f, nAryWhiteVerticalBarCodePoint)
 …
 f[nAryWhiteVerticalBarCodePoint].verticalVariants = "uni2AFF uni2AFF.display"
 mathfont.save(f)
+v1 = 7 * mathfont.em
+v2 = 5 * mathfont.em
+f = mathfont.create("largeop-displayoperatorminheight%d-2AFF-italiccorrection%d" % (v1, v2),
+                    "Copyright (c) 2020 Igalia S.L.")
+f.math.DisplayOperatorMinHeight = v1
+f.math.MinConnectorOverlap = 0
+mathfont.createSquareGlyph(f, nAryWhiteVerticalBarCodePoint)
+g = f.createChar(-1, "uni2AFF.bot")
+mathfont.drawRectangleGlyph(g,
+                            width = 2 * mathfont.em,
+                            ascent = mathfont.em)
+g = f.createChar(-1, "uni2AFF.ext")
+mathfont.drawRectangleGlyph(g,
+                            width = mathfont.em,
+                            ascent = 2 * mathfont.em,
+                            padding_left = mathfont.em)
+g = f.createChar(-1, "uni2AFF.top")
+mathfont.drawRectangleGlyph(g,
+                            width = v2 + mathfont.em,
+                            ascent = mathfont.em,
+                            padding_left = mathfont.em)
+f[nAryWhiteVerticalBarCodePoint].verticalVariants = "uni2AFF"
+# Part: (glyphName, isExtender, startConnector, endConnector, fullAdvance)
+f[nAryWhiteVerticalBarCodePoint].verticalComponents = \
+  (("uni2AFF.bot", False, 0, mathfont.em / 2, mathfont.em),
+   ("uni2AFF.ext", True, mathfont.em / 2, mathfont.em / 2, 2 * mathfont.em),
+   ("uni2AFF.top", False, mathfont.em / 2, 0, mathfont.em)
+  );
+f[nAryWhiteVerticalBarCodePoint].verticalComponentItalicCorrection = v2
+mathfont.save(f)

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/limits.py

-              r225162
+              r267531
 v = 3 * mathfont.em
+f = mathfont.create("limits-lowerlimitbaselinedropmin%d" % v)
+f = mathfont.create("limits-lowerlimitbaselinedropmin%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 mathfont.createSquareGlyph(f, nArySumCodePoint)
 f.math.LowerLimitBaselineDropMin = v
 …
 v = 11 * mathfont.em
+f = mathfont.create("limits-lowerlimitgapmin%d" % v)
+f = mathfont.create("limits-lowerlimitgapmin%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 mathfont.createSquareGlyph(f, nArySumCodePoint)
 f.math.LowerLimitBaselineDropMin = 0
 …
 v = 5 * mathfont.em
+f = mathfont.create("limits-upperlimitbaselinerisemin%d" % v)
+f = mathfont.create("limits-upperlimitbaselinerisemin%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 mathfont.createSquareGlyph(f, nArySumCodePoint)
 f.math.LowerLimitBaselineDropMin = 0
 …
 v = 7 * mathfont.em
+f = mathfont.create("limits-upperlimitgapmin%d" % v)
+f = mathfont.create("limits-upperlimitgapmin%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 mathfont.createSquareGlyph(f, nArySumCodePoint)
 f.math.LowerLimitBaselineDropMin = 0

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/mathvariant-transforms.py

r250127	r267531
65	65	if mathvariant == "auto":
66	66	continue
67		font = mathfont.create("mathvariant-%s" % mathvariant)
	67	font = mathfont.create("mathvariant-%s" % mathvariant, "Copyright (c) 2016 MathML Association")
68	68	for baseChar in mathvariantTransforms[mathvariant]:
69	69	if baseChar not in font:

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/operator-dictionary.py

-              r250127
+              r267531
     if isHorizontal:
         aFont[codePoint].horizontalVariants = "h0 h1 h2 h3"
+        # Part: (glyphName, isExtender, startConnector, endConnector, fullAdvance)
         aFont[codePoint].horizontalComponents = \
             (("h2", False, 0, mathfont.em, 3 * mathfont.em), \
 …
     else:
         aFont[codePoint].verticalVariants = "v0 v1 v2 v3"
+        # Part: (glyphName, isExtender, startConnector, endConnector, fullAdvance)
         aFont[codePoint].verticalComponents = \
             (("v2", False, 0, mathfont.em, 3 * mathfont.em), \
 …
 # Create a WOFF font with glyphs for all the operator strings.
 font = mathfont.create("operators")
+font = mathfont.create("operators", "Copyright (c) 2019 Igalia S.L.")
 # Set parameters for largeop and stretchy tests.

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/percentscaledown.py

-              r249760
+              r267531
 v1 = 80
 v2 = 40
+f = mathfont.create("scriptpercentscaledown%d-scriptscriptpercentscaledown%d" % (v1, v2))
+f = mathfont.create("scriptpercentscaledown%d-scriptscriptpercentscaledown%d" % (v1, v2),
+                    "Copyright (c) 2019 Igalia S.L.")
 f.math.ScriptPercentScaleDown = v1
 f.math.ScriptScriptPercentScaleDown = v2
 mathfont.save(f)
+f = mathfont.create("scriptpercentscaledown0-scriptscriptpercentscaledown%d" % v2)
+f = mathfont.create("scriptpercentscaledown0-scriptscriptpercentscaledown%d" % v2,
+                    "Copyright (c) 2019 Igalia S.L.")
 f.math.ScriptPercentScaleDown = 0
 f.math.ScriptScriptPercentScaleDown = v2
 mathfont.save(f)
+f = mathfont.create("scriptpercentscaledown%d-scriptscriptpercentscaledown0" % v1)
+f = mathfont.create("scriptpercentscaledown%d-scriptscriptpercentscaledown0" % v1,
+                    "Copyright (c) 2019 Igalia S.L.")
 f.math.ScriptPercentScaleDown = v1
 f.math.ScriptScriptPercentScaleDown = 0

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/radicals.py

-              r225162
+              r267531
     g = aFont.createChar(-1, "size3")
     mathfont.drawRectangleGlyph(g, mathfont.em, 4 * mathfont.em, 0)
-    overlap = mathfont.em / 2
     aFont[radicalCodePoint].verticalVariants = "radical size1 size2 size3"
+    # Part: (glyphName, isExtender, startConnector, endConnector, fullAdvance)
+    aFont.math.MinConnectorOverlap = 0
     aFont[radicalCodePoint].verticalComponents = \
         (("size2", False, 0, mathfont.em, 3 * mathfont.em), \
 …
 v1 = 25
 v2 = 1 * mathfont.em
+f = mathfont.create("radical-degreebottomraisepercent%d-rulethickness%d" % (v1, v2))
+f = mathfont.create("radical-degreebottomraisepercent%d-rulethickness%d" % (v1, v2),
+                    "Copyright (c) 2016 MathML Association")
 createStretchyRadical(f)
 f.math.RadicalDegreeBottomRaisePercent = v1
 …
 v1 = 7 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("radical-displaystyleverticalgap%d-rulethickness%d" % (v1, v2))
+f = mathfont.create("radical-displaystyleverticalgap%d-rulethickness%d" % (v1, v2),
+                    "Copyright (c) 2016 MathML Association")
 createStretchyRadical(f)
 f.math.RadicalDegreeBottomRaisePercent = 0
 …
 v1 = 3 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("radical-extraascender%d-rulethickness%d" % (v1, v2))
+f = mathfont.create("radical-extraascender%d-rulethickness%d" % (v1, v2),
+                    "Copyright (c) 2016 MathML Association")
 createStretchyRadical(f)
 f.math.RadicalDegreeBottomRaisePercent = 0
 …
 v1 = 5 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("radical-kernafterdegreeminus%d-rulethickness%d" % (v1, v2))
+f = mathfont.create("radical-kernafterdegreeminus%d-rulethickness%d" % (v1, v2),
+                    "Copyright (c) 2016 MathML Association")
 createStretchyRadical(f)
 f.math.RadicalDegreeBottomRaisePercent = 0
 …
 v1 = 4 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("radical-kernbeforedegree%d-rulethickness%d" % (v1, v2))
+f = mathfont.create("radical-kernbeforedegree%d-rulethickness%d" % (v1, v2),
+                    "Copyright (c) 2016 MathML Association")
 createStretchyRadical(f)
 f.math.RadicalDegreeBottomRaisePercent = 0
 …
 v = 8 * mathfont.em
+f = mathfont.create("radical-rulethickness%d" % v)
+f = mathfont.create("radical-rulethickness%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 createStretchyRadical(f)
 f.math.RadicalDegreeBottomRaisePercent = 0
 …
 v1 = 6 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("radical-verticalgap%d-rulethickness%d" % (v1, v2))
+f = mathfont.create("radical-verticalgap%d-rulethickness%d" % (v1, v2),
+                    "Copyright (c) 2016 MathML Association")
 createStretchyRadical(f)
 f.math.RadicalDegreeBottomRaisePercent = 0
 …
 f.math.RadicalVerticalGap = v1
 mathfont.save(f)
+v1 = 1 * mathfont.em
+v2 = 1 * mathfont.em
+f = mathfont.create("radical-negativekernbeforedegree%d-rulethickness%d" % (v1, v2), "Copyright (c) 2020 Igalia S.L.")
+createStretchyRadical(f)
+f.math.RadicalDegreeBottomRaisePercent = 0
+f.math.RadicalDisplayStyleVerticalGap = 0
+f.math.RadicalExtraAscender = 0
+f.math.RadicalKernAfterDegree = 0
+f.math.RadicalKernBeforeDegree = -v1
+f.math.RadicalRuleThickness = v2
+f.math.RadicalVerticalGap = 0
+mathfont.save(f)

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/scripts.py

-              r225162
+              r267531
 v = 3 * mathfont.em
+f = mathfont.create("scripts-spaceafterscript%d" % v)
+f = mathfont.create("scripts-spaceafterscript%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 f.math.SpaceAfterScript = v
 f.math.SubSuperscriptGapMin = 0
 …
 v = 7 * mathfont.em
+f = mathfont.create("scripts-superscriptshiftup%d" % v)
+f = mathfont.create("scripts-superscriptshiftup%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 f.math.SpaceAfterScript = 0
 f.math.SubSuperscriptGapMin = 0
 …
 v = 5 * mathfont.em
+f = mathfont.create("scripts-superscriptshiftupcramped%d" % v)
+f = mathfont.create("scripts-superscriptshiftupcramped%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 f.math.SpaceAfterScript = 0
 f.math.SubSuperscriptGapMin = 0
 …
 v = 6 * mathfont.em
+f = mathfont.create("scripts-subscriptshiftdown%d" % v)
+f = mathfont.create("scripts-subscriptshiftdown%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 f.math.SpaceAfterScript = 0
 f.math.SubSuperscriptGapMin = 0
 …
 v = 11 * mathfont.em
+f = mathfont.create("scripts-subsuperscriptgapmin%d" % v)
+f = mathfont.create("scripts-subsuperscriptgapmin%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 f.math.SpaceAfterScript = 0
 f.math.SubSuperscriptGapMin = v
 …
 v1 = 11 * mathfont.em
 v2 = 3 * mathfont.em
+f = mathfont.create("scripts-subsuperscriptgapmin%d-superscriptbottommaxwithsubscript%d" % (v1, v2))
+f = mathfont.create("scripts-subsuperscriptgapmin%d-superscriptbottommaxwithsubscript%d" % (v1, v2),
+                    "Copyright (c) 2016 MathML Association")
 f.math.SpaceAfterScript = 0
 f.math.SubSuperscriptGapMin = v1
 …
 v = 4 * mathfont.em
+f = mathfont.create("scripts-subscripttopmax%d" % v)
+f = mathfont.create("scripts-subscripttopmax%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 f.math.SpaceAfterScript = 0
 f.math.SubSuperscriptGapMin = 0
 …
 v = 8 * mathfont.em
+f = mathfont.create("scripts-superscriptbottommin%d" % v)
+f = mathfont.create("scripts-superscriptbottommin%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 f.math.SpaceAfterScript = 0
 f.math.SubSuperscriptGapMin = 0
 …
 v = 9 * mathfont.em
+f = mathfont.create("scripts-subscriptbaselinedropmin%d" % v)
+f = mathfont.create("scripts-subscriptbaselinedropmin%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 f.math.SpaceAfterScript = 0
 f.math.SubSuperscriptGapMin = 0
 …
 v = 10 * mathfont.em
+f = mathfont.create("scripts-superscriptbaselinedropmax%d" % v)
+f = mathfont.create("scripts-superscriptbaselinedropmax%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 f.math.SpaceAfterScript = 0
 f.math.SubSuperscriptGapMin = 0

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/stacks.py

-              r249760
+              r267531
 v1 = 5 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("stack-bottomdisplaystyleshiftdown%d-axisheight%d" % (v1, v2))
+f = mathfont.create("stack-bottomdisplaystyleshiftdown%d-axisheight%d" % (v1, v2),
+                    "Copyright (c) 2016 MathML Association")
 f.math.AxisHeight = v2
 f.math.StackBottomDisplayStyleShiftDown = v1
 …
 v1 = 6 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("stack-bottomshiftdown%d-axisheight%d" % (v1, v2))
+f = mathfont.create("stack-bottomshiftdown%d-axisheight%d" % (v1, v2),
+                    "Copyright (c) 2016 MathML Association")
 f.math.AxisHeight = v2
 f.math.StackBottomDisplayStyleShiftDown = 0
 …
 v = 4 * mathfont.em
+f = mathfont.create("stack-displaystylegapmin%d" % v)
+f = mathfont.create("stack-displaystylegapmin%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 f.math.AxisHeight = 0
 f.math.StackBottomDisplayStyleShiftDown = 0
 …
 v = 8 * mathfont.em
+f = mathfont.create("stack-gapmin%d" % v)
+f = mathfont.create("stack-gapmin%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 f.math.AxisHeight = 0
 f.math.StackBottomDisplayStyleShiftDown = 0
 …
 v1 = 3 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("stack-topdisplaystyleshiftup%d-axisheight%d" % (v1, v2))
+f = mathfont.create("stack-topdisplaystyleshiftup%d-axisheight%d" % (v1, v2),
+                    "Copyright (c) 2016 MathML Association")
 f.math.AxisHeight = v2
 f.math.StackBottomDisplayStyleShiftDown = 0
 …
 v1 = 9 * mathfont.em
 v2 = 1 * mathfont.em
+f = mathfont.create("stack-topshiftup%d-axisheight%d" % (v1, v2))
+f = mathfont.create("stack-topshiftup%d-axisheight%d" % (v1, v2),
+                    "Copyright (c) 2016 MathML Association")
 f.math.AxisHeight = v2
 f.math.StackBottomDisplayStyleShiftDown = 0

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/stretchstacks.py

-              r225162
+              r267531
 v = 3 * mathfont.em
+f = mathfont.create("stretchstack-bottomshiftdown%d" % v)
+f = mathfont.create("stretchstack-bottomshiftdown%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 mathfont.createSquareGlyph(f, arrowCodePoint)
 f.math.LowerLimitBaselineDropMin = 0
 …
 v = 11 * mathfont.em
+f = mathfont.create("stretchstack-gapbelowmin%d" % v)
+f = mathfont.create("stretchstack-gapbelowmin%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 mathfont.createSquareGlyph(f, arrowCodePoint)
 f.math.LowerLimitBaselineDropMin = 0
 …
 v = 5 * mathfont.em
+f = mathfont.create("stretchstack-topshiftup%d" % v)
+f = mathfont.create("stretchstack-topshiftup%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 mathfont.createSquareGlyph(f, arrowCodePoint)
 f.math.LowerLimitBaselineDropMin = 0
 …
 v = 7 * mathfont.em
+f = mathfont.create("stretchstack-gapabovemin%d" % v)
+f = mathfont.create("stretchstack-gapabovemin%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 mathfont.createSquareGlyph(f, arrowCodePoint)
 f.math.LowerLimitBaselineDropMin = 0

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/underover.py

-              r225162
+              r267531
 v = 3 * mathfont.em
+f = mathfont.create("underover-accentbaseheight%d-overbarextraascender%d" % (accentBaseHeight, v))
+f = mathfont.create("underover-accentbaseheight%d-overbarextraascender%d" % (accentBaseHeight, v),
+                    "Copyright (c) 2016 MathML Association")
 mathfont.createSquareGlyph(f, breveCodePoint)
 mathfont.createSquareGlyph(f, degreeCodePoint)
 …
 v = 11 * mathfont.em
+f = mathfont.create("underover-accentbaseheight%d-overbarverticalgap%d" % (accentBaseHeight, v))
+f = mathfont.create("underover-accentbaseheight%d-overbarverticalgap%d" % (accentBaseHeight, v),
+                    "Copyright (c) 2016 MathML Association")
 mathfont.createSquareGlyph(f, breveCodePoint)
 mathfont.createSquareGlyph(f, degreeCodePoint)
 …
 v = 5 * mathfont.em
+f = mathfont.create("underover-accentbaseheight%d-underbarextradescender%d" % (accentBaseHeight, v))
+f = mathfont.create("underover-accentbaseheight%d-underbarextradescender%d" % (accentBaseHeight, v),
+                    "Copyright (c) 2016 MathML Association")
 mathfont.createSquareGlyph(f, breveCodePoint)
 mathfont.createSquareGlyph(f, degreeCodePoint)
 …
 v = 7 * mathfont.em
+f = mathfont.create("underover-accentbaseheight%d-underbarverticalgap%d" % (accentBaseHeight, v))
+f = mathfont.create("underover-accentbaseheight%d-underbarverticalgap%d" % (accentBaseHeight, v),
+                    "Copyright (c) 2016 MathML Association")
 mathfont.createSquareGlyph(f, breveCodePoint)
 mathfont.createSquareGlyph(f, degreeCodePoint)

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/use-typo-lineheight.py

-              r225162
+              r267531
 from __future__ import print_function
-from utils.misc import MathMLAssociationCopyright
 import fontforge
 …
 font.familyname = name
 font.fullname = name
 font.copyright = MathMLAssociationCopyright
+font.copyright = "Copyright (c) 2016 MathML Association"
 glyph = font.createChar(ord(" "), "space")

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/utils/mathfont.py

-              r225162
+              r267531
 from __future__ import print_function
 import fontforge
-from misc import MathMLAssociationCopyright
 em = 1000
 def create(aName):
+def create(aName, aCopyRight):
     print("Generating %s.woff..." % aName, end="")
     mathFont = fontforge.font()
 …
     mathFont.familyname = aName
     mathFont.fullname = aName
     mathFont.copyright = MathMLAssociationCopyright
+    mathFont.copyright = aCopyRight
     mathFont.encoding = "UnicodeFull"
 …
     return mathFont
 def drawRectangleGlyph(aGlyph, aWidth, aAscent, aDescent):
     p = aGlyph.glyphPen()
     p.moveTo(0, -aDescent)
     p.lineTo(0, aAscent)
     p.lineTo(aWidth, aAscent)
     p.lineTo(aWidth, -aDescent)
+def drawRectangleGlyph(glyph, width, ascent, descent = 0, padding_left = 0):
+    p = glyph.glyphPen()
+    p.moveTo(padding_left, -descent)
+    p.lineTo(padding_left, ascent)
+    p.lineTo(padding_left + width, ascent)
+    p.lineTo(padding_left + width, -descent)
     p.closePath();
     aGlyph.width = aWidth
+    glyph.width = padding_left + width
 def createSquareGlyph(aFont, aCodePoint):

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/utils/misc.py

r250127	r267531
9	9	UnicodeXMLURL = "https://mathml-refresh.github.io/xml-entities/unicode.xml"
10	10	InlineAxisOperatorsURL = "https://mathml-refresh.github.io/mathml-core/tables/inline-axis-operators.txt"
11		~~MathMLAssociationCopyright = "Copyright (c) 2016 MathML Association"~~
12	11
13	12	def downloadWithProgressBar(url, outputDirectory="./", forceDownload=False):

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/utils/w3c-import.log

-              r250127
+              r267531
 List of files:
 /LayoutTests/imported/w3c/web-platform-tests/mathml/tools/utils/__init__.py
+/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/utils/__init__.pyc
 /LayoutTests/imported/w3c/web-platform-tests/mathml/tools/utils/mathfont.py
+/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/utils/mathfont.pyc
 /LayoutTests/imported/w3c/web-platform-tests/mathml/tools/utils/misc.py
+/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/utils/misc.pyc

trunk/LayoutTests/imported/w3c/web-platform-tests/mathml/tools/xHeight.py

-              r225162
+              r267531
 v = mathfont.em / 2
+f = mathfont.create("xheight%d" % v)
+f = mathfont.create("xheight%d" % v,
+                    "Copyright (c) 2016 MathML Association")
 g = f.createChar(ord('x'))
 mathfont.drawRectangleGlyph(g, mathfont.em, v, 0)

trunk/LayoutTests/platform/gtk/TestExpectations

r267467	r267531
1260	1260	webkit.org/b/191882 fast/forms/validation-message-in-relative-body.html [ Failure Pass ]
1261	1261
1262		~~imported/w3c/web-platform-tests/mathml/relations/css-styling/color-004.html [ ImageOnlyFailure ]~~
1263
1264	1262	webkit.org/b/196799 imported/blink/fast/css/first-letter-crash-document-disposal.html [ Pass Crash ]
1265	1263

trunk/LayoutTests/platform/ios-13/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/border-002-expected.txt

-              r264950
+              r267531
 FAIL Border properties on menclose assert_approx_equals: bottom border expected 60 +/- 1 but got -4.1875
 FAIL Border properties on menclose (rtl) assert_approx_equals: bottom border expected 60 +/- 1 but got -4.1875
+PASS Border properties on merror
+PASS Border properties on merror (rtl)
+FAIL Border properties on merror assert_approx_equals: element width expected 70 +/- 1 but got 72
+FAIL Border properties on merror (rtl) assert_approx_equals: element width expected 70 +/- 1 but got 72
 FAIL Border properties on mfrac assert_approx_equals: left border expected 30 +/- 1 but got 0
 FAIL Border properties on mfrac (rtl) assert_approx_equals: left border expected 30 +/- 1 but got 0

trunk/LayoutTests/platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/border-002-expected.txt

-              r267530
+              r267531
 FAIL Border properties on menclose assert_approx_equals: bottom border expected 60 +/- 1 but got -4.1875
 FAIL Border properties on menclose (rtl) assert_approx_equals: bottom border expected 60 +/- 1 but got -4.1875
+PASS Border properties on merror
+PASS Border properties on merror (rtl)
+FAIL Border properties on merror assert_approx_equals: element width expected 70 +/- 1 but got 72
+FAIL Border properties on merror (rtl) assert_approx_equals: element width expected 70 +/- 1 but got 72
 FAIL Border properties on mfrac assert_approx_equals: left border expected 30 +/- 1 but got 0
 FAIL Border properties on mfrac (rtl) assert_approx_equals: left border expected 30 +/- 1 but got 0

trunk/LayoutTests/platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/border-002-expected.txt

-              r267530
+              r267531
 FAIL Border properties on menclose assert_approx_equals: bottom border expected 60 +/- 1 but got -4.1875
 FAIL Border properties on menclose (rtl) assert_approx_equals: bottom border expected 60 +/- 1 but got -4.1875
+PASS Border properties on merror
+PASS Border properties on merror (rtl)
+FAIL Border properties on merror assert_approx_equals: element width expected 70 +/- 1 but got 72
+FAIL Border properties on merror (rtl) assert_approx_equals: element width expected 70 +/- 1 but got 72
 FAIL Border properties on mfrac assert_approx_equals: left border expected 30 +/- 1 but got 0
 FAIL Border properties on mfrac (rtl) assert_approx_equals: left border expected 30 +/- 1 but got 0

trunk/LayoutTests/platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/border-002-expected.txt

-              r267530
+              r267531
 FAIL Border properties on menclose assert_approx_equals: bottom border expected 60 +/- 1 but got -4.1875
 FAIL Border properties on menclose (rtl) assert_approx_equals: bottom border expected 60 +/- 1 but got -4.1875
+PASS Border properties on merror
+PASS Border properties on merror (rtl)
+FAIL Border properties on merror assert_approx_equals: element width expected 70 +/- 1 but got 72
+FAIL Border properties on merror (rtl) assert_approx_equals: element width expected 70 +/- 1 but got 72
 FAIL Border properties on mfrac assert_approx_equals: left border expected 30 +/- 1 but got 0
 FAIL Border properties on mfrac (rtl) assert_approx_equals: left border expected 30 +/- 1 but got 0

trunk/LayoutTests/platform/wpe/TestExpectations

r267233	r267531
1967	1967	webkit.org/b/212080 imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/border-002.html [ Failure ]
1968	1968	webkit.org/b/212080 imported/w3c/web-platform-tests/mathml/relations/css-styling/padding-border-margin/padding-002.html [ Failure ]
1969		~~webkit.org/b/212080 imported/w3c/web-platform-tests/mathml/relations/css-styling/color-004.html [ ImageOnlyFailure ]~~
1970	1969
1971	1970	webkit.org/b/203240 css3/shapes/shape-outside/shape-image/shape-image-025.html [ Pass ImageOnlyFailure ]

trunk/LayoutTests/tests-options.json

-              r264544
+              r267531
         "slow"
     ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-001.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-002.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-003.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-004.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-005.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-006.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-001.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-002.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-003.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-004.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-005.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-006.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-001.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-002.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-003.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-004.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-005.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-006.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-001.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-002.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-003.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-004.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-005.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-006.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-001.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-002.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-003.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-004.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-005.html": [
+        "slow"
+    ],
+    "imported/w3c/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-006.html": [
+        "slow"
+    ],
     "imported/w3c/web-platform-tests/mathml/relations/html5-tree/tabindex-002.html": [
         "slow"

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Changeset 267531 in webkit

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