<!DOCTYPE html>
<!-- Any copyright is dedicated to the Public Domain.
   - http://creativecommons.org/publicdomain/zero/1.0/ -->

<html class="reftest-wait">
  <style>
  details {
    background-color: orange;
    overflow: auto;
    width: 300px;
    height: 200px;
  }
  summary::-moz-list-bullet {
    /* Hide the triangle for comparing with div in reftest. */
    list-style-type: none;
  }
  summary {
    background-color: green;
    overflow: auto;
    width: 200px;
    height: 100px;
  }
  </style>
  <script>
  function runTest() {
    var summary = document.getElementById("summary");
    summary.dispatchEvent(new MouseEvent("click"));
    summary.dispatchEvent(new MouseEvent("click"));
    document.documentElement.removeAttribute("class");
  }
  </script>
  <body onload="runTest();">
    <details>
      <summary id="summary">
        Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do
        eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad
        minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip
        ex ea commodo consequat. Duis aute irure dolor in reprehenderit in
        voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur
        sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt
        mollit anim id est laborum.
      </summary>
      Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod
      tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim
      veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea
      commodo consequat. Duis aute irure dolor in reprehenderit in voluptate
      velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat
      cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id
      est laborum.
    </details>
  </body>
</html>