30 lines
808 B
HTML
30 lines
808 B
HTML
<!doctype html>
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<title>CSS Selectors nested invalidation through @media by selectorText</title>
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<link rel="author" title="Steinar H. Gunderson" href="mailto:sesse@chromium.org">
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<link rel="help" href="https://drafts.csswg.org/css-nesting-1/">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<style>
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.b {
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color: red;
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}
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& {
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@media screen {
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&.b { color: green; }
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}
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}
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</style>
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<div id="elem" class="a b">
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Test passes if color is green.
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</div>
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<script>
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test(() => {
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let elem = document.getElementById('elem');
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assert_equals(getComputedStyle(elem).color, 'rgb(255, 0, 0)');
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document.styleSheets[0].rules[1].selectorText = '.a';
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assert_equals(getComputedStyle(elem).color, 'rgb(0, 128, 0)');
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});
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</script>
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