src/third_party/WebKit/LayoutTests/fast/repaint/paint-invalidation-with-reparent-across-frame-boundaries.html

   1 <!DOCTYPE html>
   2 <iframe id="iframe" srcdoc="<div id='inner-target'>abc</div>"></iframe>
   3 Test that reparenting a text node across frame boundaries invalidates only the necessary regions
   4 in the source and destination frame. Succeeds if there is no invalidation of the entire root frame.
   5 <div id="target"></div>
   6 <script src="../../fast/repaint/resources/text-based-repaint.js"></script>
   7 <script>
   8
   9 var target = document.getElementById("target");
  10 var iframeElement = document.getElementById("iframe");
  11 function repaintTest() {
  12     var textNode = iframeElement.contentDocument.getElementById("inner-target");
  13     target.appendChild(textNode);
  14 }
  15 iframeElement.onload = runRepaintTest();
  16 </script>