grid-positioned-item-dynamic-change-006.html

<!DOCTYPE html>
<html lang=en>
<meta charset="utf-8">
<title>CSS Grid Layout Test: Grid positioned item dynamic change.</title>
<link rel="help" href="https://drafts.csswg.org/css-grid-2/#abspos">
<link rel="match" href="grid-positioned-item-dynamic-change-006-ref.html">
<meta name="assert" content="This test checks that positioned items update upon dynamic changes.">
<style>
.absolute {
  background: green;
  position: absolute;
  grid-row: 2 / 3;
  grid-column: 1 / 2;
  top: 0;
  bottom: 0;
  right: 0;
  left: 0;
}
</style>
<body>
<p>Test passes if it matches the reference.</p>
<div style="display: grid; position: relative; width: 100px;">
  <div style="background: green;">
    <div id="target"></div>
  </div>
  <div style="background: red; height: 25px;"></div>
  <div class="absolute"></div>
</div>
<script>
document.body.offsetTop;
document.getElementById('target').style.height = '75px';
document.documentElement.classList.remove('reftest-wait');
</script>
</body>
</html>

chromium/third_party/blink/web_tests/external/wpt/css/css-grid/abspos/grid-positioned-item-dynamic-change-006.html