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sousa-gecko/testing/web-platform/tests/css/css-shadow/css-scoping-shadow-dynamic-remove-style-detached.html
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Rune Lillesveen 3488f5d543 Bug 2011290 [wpt PR 57244] - Move css-scoping/ tests to css-shadow/ to match spec, a=testonly
Automatic update from web-platform-tests
Move css-scoping/ tests to css-shadow/ to match spec

Change-Id: Ie65e06f4160b9edfee12c1dbcad05f26b17a77b0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7484758
Reviewed-by: Anders Hartvoll Ruud <andruud@chromium.org>
Commit-Queue: Rune Lillesveen <futhark@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1570418}

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wpt-commits: 1242323699cb7c21b584ce0554e621d172b6d985
wpt-pr: 57244
2026-01-23 14:41:13 +00:00

30 lines
1.2 KiB
HTML

<!doctype html>
<title>CSS Scoping: Invalidation of style data while ShadowRoot is disconnected.</title>
<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
<link rel="author" title="Mozilla" href="https://mozilla.org">
<link rel="help" href="https://drafts.csswg.org/css-shadow">
<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1612114">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id="host"></div>
<script>
let t = async_test("Invalidation of style data while ShadowRoot is disconnected.");
let host = document.getElementById("host");
host.attachShadow({ mode: "open" }).innerHTML = `
<style>
div { color: red }
</style>
<div></div>
`;
assert_equals(getComputedStyle(host.shadowRoot.querySelector("div")).color, "rgb(255, 0, 0)");
host.remove();
host.shadowRoot.querySelector("style").remove();
requestAnimationFrame(t.step_func(function() {
requestAnimationFrame(t.step_func_done(function() {
document.body.appendChild(host);
assert_not_equals(getComputedStyle(host.shadowRoot.querySelector("div")).color, "rgb(255, 0, 0)");
}));
}));
</script>