adoption-agency-cycle-mutation.html

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This WPT test may be referenced by the following Test IDs:
- /html/syntax/parsing/crashtests/adoption-agency-cycle-mutation.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<title>Adoption agency algorithm with circular DOM mutation</title>

<link rel="help" href="https://html.spec.whatwg.org/multipage/parsing.html#adoption-agency-algorithm">

<div id="common-ancestor">

  <b id="formatting-element">

    <p id="furthest-block">

      <iframe id="trap-frame"></iframe>

      <script>

        let frame = document.getElementById('trap-frame');

        frame.contentWindow.onpagehide = () => {

          const ca = document.getElementById('common-ancestor');

          const fb = document.getElementById('furthest-block');

          fb.remove();

          fb.appendChild(ca);

};

      </script>

    </b>

    </p>

</div>