css/css-paint-api/registered-property-utf8-animation.https.html

<!DOCTYPE html>
<html class="reftest-wait">
<meta charset="utf-8">
<title>Values of UTF-8 registered properties reach worklet</title>
<link rel="help" href="https://drafts.css-houdini.org/css-paint-api/">
<link rel="match" href="parse-input-arguments-ref.html">
<script src="/common/reftest-wait.js"></script>
<script src="/common/worklet-reftest.js"></script>
<script src="./resources/utils.js"></script>
<body>
<div id="target"></div>
<script>
    try {
      CSS.registerProperty({
        name: '--café',
        syntax: '<number>',
        initialValue: '0',
        inherits: false
      });

      target.animate([
          {'--café': '8', easing: 'steps(1, end)'},
          {'--café': '0'}], {
          duration: 1200000,
      });

      expectWorkletValue(target, '--café', '[CSSUnitValue 8]');
    } catch(e) {
      document.body.textContent = e;
      takeScreenshot();
    }
</script>
</body>
</html>