Found"></code>
        <script type="text/partytown">
          (function () {
            const frame = window.frames['notfound'];
            const elm = document.getElementById('testFramesIndexNotFound');
            elm.textContent = String(frame);
          })();
        </script>
      </li>

      <li>
        <strong>frame by name, not found</strong>
        <code id="testGetFrameByNameNotFound"></code>
        <script type="text/partytown">
          (function () {
            function getFrameByNa