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

<html class="reftest-wait">
  <script>
  function runTest() {
    var summary = document.getElementById("summary");
    summary.addEventListener('click', function(e) {
      // Prevent the details from toggling by key events.
      e.preventDefault();
    });
    // Dispatch 'return' key to the summary element.
    summary.dispatchEvent(new KeyboardEvent("keypress", {"keyCode": 13}));
    document.documentElement.removeAttribute("class");
  }
  </script>
  <body onload="runTest();">
    <details>
      <summary id="summary">Summary</summary>
      <p>This is the details.</p>
    </details>
  </body>
</html>