editor/libeditor/crashtests/1578916.html

   1 <script>
   2 function onLoad() {
   3   const data = document.querySelector("data");
   4   const source = document.querySelector("source");
   5   // For emulating the traditional behavior, collapse Selection to end of the
   6   // <data> which is the deepest last child (and a container) of the <body>.
   7   getSelection().collapse(data, data.childNodes.length);
   8   source.appendChild(
   9     document.body.firstChild  // The invisible text node
  10   );
  11   getSelection().setBaseAndExtent(
  12     data.appendChild(source),
  13     0,
  14     source,
  15     1
  16   );
  17   document.querySelector("audio")
  18     .addEventListener("DOMCharacterDataModified", () => {
  19       getSelection().removeAllRanges()
  20     });
  21   document.execCommand("delete");
  22 }
  23 </script>
  24 <body onload="onLoad()">
  25 <audio>
  26 <li contenteditable>
  27 <data>
  28 <source>