third_party/WebKit/LayoutTests/editing/undo/4059423-1.html

   1 <div id="edit" contentEditable="true">foo<br>bar</div>
   2
   3 <script>
   4 if (window.testRunner)
   5     window.testRunner.dumpAsText();
   6 edit = document.getElementById("edit");
   7 window.getSelection().collapse(edit, 0);
   8 document.execCommand("SelectAll");
   9 document.execCommand("InsertUnorderedList");
  10 document.execCommand("Undo");
  11 text = document.createTextNode("This tests for a crash when undoing and then redoing after some arbitrary DOM operations are performed that effect the Undo stack.  The test should not crash.");
  12 edit.innerHTML = "";
  13 edit.appendChild(text);
  14 document.execCommand("Undo");
  15 document.execCommand("Redo");
  16 </script>