third_party/WebKit/LayoutTests/compositing/gestures/gesture-tapHighlight-1-overflow-div-scrolled-late-composite.html

   1 <!DOCTYPE html>
   2 <html>
   3 <head>
   4 <link rel="stylesheet" type="text/css" href="resources/link-highlight-style.css">
   5 <script src="resources/link-highlight-helper.js"></script>
   6 </head>
   7 <body onload="runTest();">
   8 <div style="transform: translateZ(0); position: relative; left: 10px; top: 10px"></div>
   9 <div id="targetDiv" style="position: relative; left: 10px; top: 40px; width: 200px; height: 100px; overflow-y: scroll; overflow-x: scroll;">
  10 <div id="divToForceCompositedLayer">
  11 <a href="">Link 1</a><br>
  12 <a href="">Link 2</a><br>
  13 <a href="">Link 3</a><br>
  14 <a class="opaqueHighlight" href="" id="targetLink">Target Link.</a><br>
  15 <a href="">Link 4</a><br>
  16 <a href="">Link 5</a><br>
  17 </div></div>
  18 <div style="position: relative; left: 10px; top: 80px">
  19 This test is successful if "Target Link" above is covered in a green rectangle with square corners.
  20 </div>
  21 <script src="../../resources/run-after-layout-and-paint.js"></script>
  22 <script>
  23 function runTest() {
  24     useMockHighlight();
  25     var targetDiv = document.getElementById('targetDiv');
  26     var clientRect = document.getElementById('targetLink').getBoundingClientRect();
  27     x = (clientRect.left + clientRect.right) / 2;
  28     y = (clientRect.top + clientRect.bottom) / 2;
  29     if (window.testRunner) {
  30         testRunner.dumpAsTextWithPixelResults();
  31         testRunner.waitUntilDone();
  32     }
  33
  34     // This test highlights a link in a non-composited overflow-div, then forces that div to become composited,
  35     // then scrolls that div, then exits. If everything is working correctly, the link highlight will still
  36     // be displayed correctly after all these operations.
  37     if (window.eventSender && window.testRunner) {
  38         eventSender.gestureShowPress(x, y);
  39         runAfterLayoutAndPaint(function() {
  40             document.getElementById('divToForceCompositedLayer').style.webkitTransform = 'translateZ(0)';
  41             document.body.offsetTop;
  42             runAfterLayoutAndPaint(function() {
  43                 targetDiv.scrollTop += 20;
  44                 testRunner.notifyDone();
  45             });
  46         });
  47     } else {
  48         debug("This test requires DumpRenderTree.");
  49     }
  50 }
  51 </script>
  52 </body>
  53 </html>