src/third_party/WebKit/LayoutTests/compositing/force-compositing-mode/overflow-iframe-enter-compositing.html

   1 <html>
   2 <head>
   3   <script src="../../resources/run-after-display.js"></script>
   4   <style>
   5     iframe {
   6       height: 150px;
   7       width: 150px;
   8     }
   9   </style>
  10   <script>
  11     if (window.internals) {
  12       internals.settings.setForceCompositingMode(true);
  13       internals.settings.setCompositedScrollingForFramesEnabled(true);
  14     }
  15     function doTest()
  16     {
  17       if (window.testRunner)
  18         testRunner.waitUntilDone();
  19       runAfterDisplay(function() {
  20         var iframe = document.getElementById("parent-iframe");
  21         var box = iframe.contentDocument.getElementById("box");
  22         box.setAttribute("style", "height:500px;width:500px;");
  23         iframe.contentDocument.body.offsetWidth; // See bug 41999
  24         if (window.testRunner) {
  25           testRunner.dumpAsText();
  26           document.getElementById('layertree').innerText = window.internals.layerTreeAsText(document);
  27           testRunner.notifyDone();
  28         }
  29       });
  30     }
  31     window.addEventListener("load", doTest, false);
  32   </script>
  33 </head>
  34 <body>
  35     <iframe id="parent-iframe" src="resources/subframe-small.html"></iframe>
  36     <pre id="layertree"></p>
  37 </body>
  38 </html>