testing/web-platform/tests/css/css-paint-api/registered-property-interpolation-005.https.html


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<!DOCTYPE html>
<html class="reftest-wait">
<title>Interpolated &lt;length&gt; values 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 {
      target.style.setProperty('font-size', '10px');

      registerAndInterpolateProperty({
        on: target, from: '10px', to: '20px',
        name: '--prop-1', syntax: '<length>'
      });

      registerAndInterpolateProperty({
        on: target, from: '100px', to: '20em',
        name: '--prop-2', syntax: '<length>'
      });

      expectWorkletValues(target, {
        '--prop-1': '[CSSUnitValue 15px]',
        '--prop-2': '[CSSUnitValue 150px]'
      });
    } catch(e) {
      document.body.textContent = e;
      takeScreenshot();
    }
</script>
</body>
</html>