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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-transitions/transition-duration-infinite-cancelation.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html>
<head>
<title>Canceling a transition with transition-duration set to infinite value</title>
<link rel="author" title="Antoine Quint" href="mailto:graouts@webkit.org">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="support/helper.js"></script>
<style>
#target {
width: 100px;
height: 100px;
background-color: black;
transition: background-color calc(infinity * 1s) ease;
}
#target.transition {
background-color: blue;
transition-duration: .2s;
}
</style>
</head>
<body>
<div id="target"></div>
<script>
promise_test(async t => {
const div = document.querySelector("div");
// Start the transition.
await new Promise(requestAnimationFrame);
div.classList.toggle("transition");
// End the transition.
await new Promise(requestAnimationFrame);
div.classList.toggle("transition");
// Ensure we wait a frame to make sure the page is responsive.
await new Promise(requestAnimationFrame);
}, 'Canceling a transition with transition-duration set to infinite value');
</script>
</body>
</html>