OffscreenCanvas-getContext-executionContext-detached.html

<html>
<body>
<script src="../../resources/testharness.js"></script>
<script src="../../resources/testharnessreport.js"></script>
<script>
test(function() {
  function go() {
    var iframe = document.createElement("iframe");
    document.body.appendChild(iframe);
    var offc = new iframe.contentWindow.OffscreenCanvas(69,69);
    iframe.remove();
    var context = offc.getContext("2d");
  }
  window.onload = go;
}, "Verify that calling getContext on an OffscreenCanvas whose parent iframe has been remove does not crash.");
</script>
</body>
</html>

chromium/third_party/blink/web_tests/fast/canvas-api/OffscreenCanvas-getContext-executionContext-detached.html