31 lines
923 B
HTML
31 lines
923 B
HTML
<!doctype html>
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<title>CSS Shadow Parts - :host::part() in nesting</title>
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<link rel="help" href="https://drafts.csswg.org/css-shadow-parts/#part">
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<link rel="help" href="https://drafts.csswg.org/css-scoping/#host-selector">
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<link rel="help" href="https://crbug.com/326526716">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<div id="host"></div>
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<script>
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test(function() {
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let host = document.getElementById("host");
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host.attachShadow({ mode: "open" }).innerHTML = `
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<style>
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:host {
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&::part(mypart) {
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color: lime;
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}
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}
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</style>
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<div part="mypart">This text should be green.</div>
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`;
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let part = host.shadowRoot.querySelector("[part]");
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assert_equals(
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window.getComputedStyle(part).color,
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"rgb(0, 255, 0)",
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":host::part() works in nesting",
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);
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}, ":host::part works in nesting");
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</script>
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