chromium/third_party/blink/web_tests/external/wpt/css/css-grid/grid-items/remove-svg-grid-item-001.html

<!DOCTYPE html>
<title>CSS Grid Layout Test: Remove a first child in grid items</title>
<link rel="help" href="https://drafts.csswg.org/css-grid-1/#grid-item">
<link rel="stylesheet" href="/css/support/grid.css"/>
<link rel="match" href="../reference/grid-item-script-001-ref.html">
<meta name="assert" content="This test ensures that removing a first child element in grid items doesn't crash.">
<link rel="stylesheet" href="/css/support/grid.css"/>
<div class="grid">
  <svg xmlns='http://www.w3.org/2000/svg' version='1.1' height='190'>
    <polygon points='100,10 40,180 190,60 10,60 160,180' style='fill:lime;stroke:purple;stroke-width:5;fill-rule:evenodd;'>
  </svg>
</div>

<script>
  var grid = document.getElementsByClassName("grid")[0];
  grid.offsetTop;
  while (grid.firstChild)
    grid.removeChild(grid.firstChild);
  grid.offsetTop;
  grid.innerHTML = "Test passes if it doesn't crash.";
</script>