chromium/third_party/blink/web_tests/external/wpt/css/css-contain/contain-inline-size-removed.html

<!DOCTYPE html>
<html>
<meta charset="utf-8">
<title>CSS Containment Test: Remove inline-size from style.contain</title>
<link rel="help" href="https://drafts.csswg.org/css-contain/#contain-property">
<link rel="help" href="https://drafts.csswg.org/css-contain-3/#containment-inline-size">
<meta name="assert" content="After removing inline-size from style.contain, the element should trigger layout">
<link rel="match" href="reference/pass_if_pass_below_clipped.html">
<style>

</style>
<p>Test passes if there is the word "PASS" below.</p>
<div id="container" style="contain: inline-size; width:fit-content; overflow: hidden;"><span>PASS</span></div>

<script>
    window.requestAnimationFrame(() => {
        document.getElementById("container").style.contain = "";
    });
</script>