chromium/third_party/blink/web_tests/external/wpt/css/css-sizing/aspect-ratio/grid-aspect-ratio-034.html

<!DOCTYPE html>
<title>CSS aspect-ratio: A stretch alignment in one axis, and a definite length in the other causes the aspect-ratio to be ignored.</title>
<link rel="help" href="https://drafts.csswg.org/css-sizing-4/#aspect-ratio">
<link rel="help" href="https://drafts.csswg.org/css-grid/#grid-item-sizing">
<link rel="match" href="../../reference/ref-filled-green-100px-square.xht" />
<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div style="display: grid; grid-template: 100px / 100px;">
  <div style="aspect-ratio: 2/1; align-self: stretch; width: 100%; background: green;"></div>
</div>