third_party/WebKit/LayoutTests/compositing/overflow/repaint-after-losing-scrollbars.html

   1 <!DOCTYPE html>
   2 <!-- there should be four green squares and no visible red -->
   3 <script src="../../resources/run-after-layout-and-paint.js"></script>
   4 <style>
   5 .container {
   6 width: 100px;
   7 height:100px;
   8 background-color: green;
   9 position:absolute;
  10 transform:translateZ(0);
  11 overflow:auto;
  12 }
  13
  14 ::-webkit-scrollbar {
  15 background-color: red;
  16 }
  17
  18 ::-webkit-resizer {
  19 background-color: red;
  20 }
  21
  22 .content {
  23 transform: translateZ(0);
  24 position:absolute;
  25 width:10px;
  26 height:10px;
  27 }
  28
  29 .tall {
  30 height:200px;
  31 }
  32
  33 .wide {
  34 width:200px;
  35 }
  36
  37 .resizeWidget {
  38 resize: both;
  39 }
  40
  41 </style>
  42 <div class="container">
  43   <div id="vertical" class="content tall"></div>
  44 </div>
  45 <div class="container" style="left: 150px">
  46   <div id="horizontal" class="content wide"></div>
  47 </div>
  48 <div class="container" style="left: 300px">
  49   <div id="both" class="content tall wide"></div>
  50 </div>
  51 <div id="corner" class="container resizeWidget" style="left: 450px">
  52   <div class="content"></div>
  53 </div>
  54 <script>
  55 function finishTest() {
  56     document.getElementById("vertical").classList.remove("tall"); // topmost div loses a vertical scrollbar
  57     document.getElementById("horizontal").classList.remove("wide"); // second div loses a horizontal scrollbar
  58     document.getElementById("both").classList.remove("wide"); // third div loses both
  59     document.getElementById("both").classList.remove("tall"); // vertical and horizontal scrollbars
  60     document.getElementById("corner").classList.remove("resizeWidget"); // bottom div loses a resize corner but no scrollbars
  61   if (window.testRunner)
  62       testRunner.notifyDone();
  63 }
  64
  65 if (window.testRunner) {
  66     testRunner.dumpAsTextWithPixelResults();
  67     testRunner.waitUntilDone();
  68 }
  69
  70 runAfterLayoutAndPaint(finishTest);
  71 </script>