third_party/WebKit/LayoutTests/compositing/iframes/enter-compositing-iframe.html

   1 <!DOCTYPE html>
   2
   3 <html>
   4 <head>
   5   <script src="../../resources/run-after-layout-and-paint.js"></script>
   6   <style type="text/css" media="screen">
   7     iframe {
   8         border: 10px solid black;
   9         padding: 5px;
  10         margin: 20px;
  11         height: 150px;
  12         width: 300px;
  13         -webkit-box-shadow: 0 0 20px black;
  14     }
  15
  16     .overlay {
  17       position: absolute;
  18       width: 50px;
  19       height: 50px;
  20       top: 5px;
  21       left: 5px;
  22       background-color: rgba(0, 0, 0, 0.2);
  23     }
  24
  25   </style>
  26   <script type="text/javascript" charset="utf-8">
  27     if (window.testRunner) {
  28         testRunner.dumpAsText();
  29         testRunner.waitUntilDone();
  30     }
  31
  32     // Called from subframe.
  33     function testDone()
  34     {
  35       document.getElementById('parent-iframe').contentDocument.body.offsetWidth; // work around bug 41999.
  36       if (window.testRunner) {
  37         runAfterLayoutAndPaint(function() {
  38           document.getElementById('layers').innerText = window.internals.layerTreeAsText(document);
  39           testRunner.notifyDone();
  40         });
  41       }
  42     }
  43   </script>
  44 </head>
  45 <body>
  46
  47     <!-- The parent document may into compositing mode by the iframe. -->
  48     <iframe id="parent-iframe" src="resources/enter-compositing-subframe.html"></iframe>
  49
  50     <div class="overlay">
  51     </div>
  52
  53     <pre id="layers">Layer tree appears here in DRT.</pre>
  54 </body>
  55 </html>