testing/web-platform/tests/css/css-tables/collapsed-border-color-change-with-compositing.html


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<!doctype HTML>
<html class=reftest-wait>
<link rel="author" title="Chris Harrelson" href="mailto:chrishtr@chromium.org">
<link rel="help" href="https://www.w3.org/TR/CSS2/tables.html#borders">
<link rel="help" href="https://drafts.csswg.org/css-will-change/#will-change">
<link rel="match" href="collapsed-border-color-change-with-compositing-ref.html">
<script src="/common/reftest-wait.js"></script>
<style>
  td { border: 3px solid black; }
  .composited { will-change: transform; }
</style>
<table style="border-collapse: collapse">
  <tr class=composited>
    <td id=target style="border-color: red">First</td>
    <td >Second</td>
  </tr>
  <tr class=composited>
    <td>Third</td>
    <td>Fourth</td>
  </tr>
</table>
</html>
<script>
  onload = () => requestAnimationFrame(() =>
    requestAnimationFrame(() => {
      target.style.borderColor = 'green';
      document.documentElement.classList.remove('reftest-wait');
    }));
</script>