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29 lines
1 KiB
HTML
29 lines
1 KiB
HTML
<!doctype html>
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<title>CSS Test: @keyframes applies to :host::before/::after.</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<link rel="help" href="https://drafts.csswg.org/css-scoping/#shadow-names">
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<div id="host"></div>
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<script>
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test(function() {
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host.attachShadow({ mode: "open" }).innerHTML = `
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<style>
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@keyframes myanim {
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from { background: red; }
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to { background: green; }
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}
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:host::before, :host::after {
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content: "";
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display: block;
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width: 100px;
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height: 100px;
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background: blue;
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animation: myanim 10s infinite step-end;
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}
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</style>
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`;
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assert_equals(getComputedStyle(document.getElementById('host'), "::before").backgroundColor, "rgb(255, 0, 0)");
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assert_equals(getComputedStyle(document.getElementById('host'), "::after").backgroundColor, "rgb(255, 0, 0)");
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}, "@keyframes applies to the shadow host");
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</script>
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