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a9a25d4eca
This is derived from our old demo page. Notably, we currently do claim to support `::-webkit-foo` selectors, which is a bug. According to the spec [1], we have to parse those as valid, but `@supports` should still fail for them [2], which is a bit confusing. [1] https://www.w3.org/TR/selectors-4/#compat [2] https://drafts.csswg.org/css-conditional-4/#support-definition-ext
17 lines
725 B
Text
17 lines
725 B
Text
These should all pass:
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@supports (color: green): PASS
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@supports (color: green) and (width: 50px): PASS
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@supports (color: green) or (flogwizzle: purple): PASS
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@supports (not (flogwizzle: purple)): PASS
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@supports selector(.simple): PASS
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@supports selector(a#more > .complicated.case:nth-child(42)): PASS
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@supports selector(.easy) or selector(.....nope): PASS
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These should all fail:
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@supports (not (color: green)): FAIL
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@supports (color: green) and (width: 50px) or (color: green): FAIL
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@supports (width: yellow) or (height: green): FAIL
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@supports (flogwizzle: purple): FAIL
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@supports selector(.....nope): FAIL
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@supports selector(::-webkit-input-placeholder): PASS
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@supports selector(32) or selector(thing[foo??????bar]): FAIL
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