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Update web-platform-tests to revision b'ee6da9d71d0268d7fdb04e8e5b26858f46ee0cc4'

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WPT Sync Bot 2022-01-20 04:38:55 +00:00 • committed by cybai
parent 4401622eb1
commit b77ad115f6
16832 changed files with 270819 additions and 87621 deletions
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58
tests/wpt/web-platform-tests/css/css-contain/container-queries/transition-style-change-event.html Normal file
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<!doctype html>
<meta charset="utf-8">
<title>Container Queries - Style Change Event for transitions</title>
<link rel="help" href="https://drafts.csswg.org/css-transitions/#starting">
<link rel="help" href="https://drafts.csswg.org/css-contain-3/#animated-containers">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="support/cq-testcommon.js"></script>
<style>
.container { container-type: size }
#outer {
width: 100px;
color: green;
}
@container size(min-width: 200px) {
#inner { color: red }
}
@container size(min-width: 400px) {
#target {
color: green;
transition: color 1s step-start;
}
}
</style>
<div id="outer" class="container">
<div id="inner" class="container">
<div id="target">Green</div>
</div>
</div>
</div>
<script>
setup(() => assert_implements_container_queries());
const t = async_test("");
const event_handler = t.step_func_done((e) => {
assert_unreached("Transition event incorrectly triggered: " + e.type);
});
for (let event_name of ["transitionrun",
"transitionstart",
"transitionend",
"transitioncancel"]) {
target.addEventListener(event_name, event_handler);
}
outer.offsetTop;
// #target is green. Making the #outer container 200px will turn #inner and
// #target red through inheritance.
outer.style.width = "200px";
// Making #inner 400px will make #target green.
inner.style.width = "400px";
// Both changes above should happen in one style change event and should not
// trigger any transition events. Run two rAFs to make sure any events have
// time to trigger.
requestAnimationFrame(() => requestAnimationFrame(t.step_func_done(() => {
assert_equals(getComputedStyle(inner).color, "rgb(255, 0, 0)",
"@container queries supported");
})));
</script>