File: parse-from-string-sandboxed-iframe.https.html

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<!DOCTYPE html>
<title>Test HTML parsing a fencedframe element in a sandboxed iframe</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/utils.js"></script>
<script src="/common/dispatcher/dispatcher.js"></script>
<script src="resources/utils.js"></script>

<body>
<script>
promise_test(async(t) => {
  const iframe = document.createElement("iframe");
  iframe.sandbox = "allow-scripts allow-same-origin";
  document.body.appendChild(iframe);
  const parser = new iframe.contentWindow.DOMParser();
  const parsed_value =
      parser.parseFromString("<fencedframe></fencedframe>", 'text/html');
}, 'Parsing HTML with a fencedframe element in a sandboxed iframe works ' +
   'without crashing.');
</script>
</body>