PASS function f() { g()++; } f.toString() is 'function f() { g()++; }' PASS function f() { g()--; } f.toString() is 'function f() { g()--; }' PASS function f() { ++g(); } f.toString() is 'function f() { ++g(); }' PASS function f() { --g(); } f.toString() is 'function f() { --g(); }' PASS function f() { g() = 1; } f.toString() is 'function f() { g() = 1; }' PASS function f() { g() += 1; } f.toString() is 'function f() { g() += 1; }' PASS g()++ threw exception ReferenceError: Postfix ++ operator applied to value that is not a reference.. PASS g()-- threw exception ReferenceError: Postfix -- operator applied to value that is not a reference.. PASS ++g() threw exception ReferenceError: Prefix ++ operator applied to value that is not a reference.. PASS --g() threw exception ReferenceError: Prefix -- operator applied to value that is not a reference.. PASS g() = 1 threw exception ReferenceError: Left side of assignment is not a reference.. PASS g() += 1 threw exception ReferenceError: Left side of assignment is not a reference.. PASS successfullyParsed is true TEST COMPLETE