chromium/third_party/blink/web_tests/external/wpt/css/css-transforms/animation/translate-percent-with-width-and-height.html

<!DOCTYPE html>
<html class="reftest-wait">
<head>
<title>Animating the "translate" property with percent values while also animating "width" and "height"</title>
<link rel="help" href="https://drafts.csswg.org/css-transforms/">
<link rel="match" href="translate-percent-with-width-and-height-ref.html">
<script src="../../../common/reftest-wait.js"></script>
<style>

div {
    width: 10px;
    height: 10px;
    background-color: black;
    animation: anim 10s linear forwards;
}

@keyframes anim {
    0.000000001%, to {
        width: 200px;
        height: 200px;
        translate: 50%, 50%;
    }
}

</style>
</head>
<body>
<div></div>
<script>
(async function() {
    await Promise.all(document.getAnimations().map(animation => animation.ready));
    await new Promise(requestAnimationFrame);
    await new Promise(requestAnimationFrame);
    takeScreenshot();
})();
</script>
</body>
</html>