third_party/WebKit/LayoutTests/editing/shadow/breaking-editing-boundaries.html

   1 <!DOCTYPE html>
   2 <html>
   3 <body>
   4 <script src="../../fast/dom/resources/event-sender-util.js"></script>
   5 <script src="../../resources/js-test.js"></script>
   6
   7 <p>When selecting from a child of shadow host to an element in Shadow DOM, a crash should not be caused.
   8 This is because the start position of Selection comes after the end position of Selection.</p>
   9
  10 <div contenteditable>
  11     before host <span id="host" contenteditable="false">drag from here<span id="target"> </span> after host</span>
  12 </div>
  13 <pre id="console"></pre>
  14
  15 <script>
  16 var shadowRoot = host.createShadowRoot();
  17 shadowRoot.innerHTML = "<span id='shadow-host'>before shadow<shadow id='shadow'></shadow>after shadow</span>"
  18
  19 var nestedShadowHost = shadowRoot.getElementById('shadow-host');
  20 var nestedShadowRoot = nestedShadowHost.createShadowRoot();
  21 nestedShadowRoot.innerHTML = "<span contenteditable>before nested<shadow></shadow>after nested</span>"
  22
  23 // This should not cause a crash.
  24 eventSender.mouseMoveTo(target.offsetLeft - 10, target.offsetTop + target.offsetHeight / 2);
  25 eventSender.mouseDown();
  26 eventSender.mouseMoveTo(nestedShadowHost.offsetLeft + 10, nestedShadowHost.offsetTop + nestedShadowHost.offsetHeight / 2);
  27 eventSender.mouseUp();
  28 debug('PASS');
  29
  30 var successfullyParsed = true;
  31 </script>
  32
  33 </body>
  34 </html>