third_party/WebKit/LayoutTests/editing/selection/extend-by-line-anonymous-content-crash.html

   1 <style>
   2     #b:before { content: "bar"; }
   3 </style>
   4 <p>
   5     Test for <a href="rdar://problem/6081309">rdar://problem/6081309</a>, a crash when moving or extending the selection with line granularity.
   6 </p>
   7 <div id="target">foo</div>
   8 <div id="b">baz</div>
   9 <script>
  10     if (window.testRunner)
  11         testRunner.dumpAsText();
  12
  13     var sel = getSelection();
  14     var start = document.getElementById("target").firstChild;
  15     sel.setBaseAndExtent(start, 0, start, 1);
  16     sel.modify("extend", "forward", "line");
  17 </script>