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sousa-gecko/testing/web-platform/tests/css/css-conditional/container-queries/style-query-container-name-change.html
T
Rune Lillesveen f08d8db7e7 Bug 2027743 [wpt PR 58857] - Invalidate style for container-name changes with container-type:none, a=testonly
Automatic update from web-platform-tests
Invalidate style for container-name changes with container-type:none

Style queries and name-only container queries match a named container
even if its container-type is 'none'. Check container-name changes for
invalidation before relying on container-type being set.

Add dynamic changes tests for name-only container queries.

Bug: 496700746, 40287550
Change-Id: Ic5ed5512f31d0bce4daf9ed5063f0a7b163cf8a5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7706063
Commit-Queue: Rune Lillesveen <futhark@chromium.org>
Reviewed-by: Morten Stenshorne <mstensho@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1607027}

--

wpt-commits: f543fd936b45deef5f5ff12d11bb329073de91ee
wpt-pr: 58857
2026-04-09 19:31:32 +00:00

31 lines
950 B
HTML

<!DOCTYPE html>
<link rel="help" href="https://drafts.csswg.org/css-conditional-5/#container-name">
<link rel="help" href="https://drafts.csswg.org/css-conditional-5/#style-container">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="support/cq-testcommon.js"></script>
<style>
#container {
container-name: --bar;
--foo: bar;
}
#target { color: red; }
@container --baz style(--foo: bar) {
#target { color: green; }
}
</style>
<div id="container">
<div>
<div id="target">Should be green</div>
</div>
</div>
<script>
setup(() => assert_implements_style_container_queries());
test(() => {
assert_equals(getComputedStyle(target).color, "rgb(255, 0, 0)");
container.style.containerName = "--baz";
assert_equals(getComputedStyle(target).color, "rgb(0, 128, 0)");
}, "Start matching style() query after container-name change");
</script>