third_party/WebKit/LayoutTests/paint/invalidation/fixed-position-descendant-paint-offset.html

   1 <!DOCTYPE html>
   2 <style>
   3 #container {
   4     position: fixed;
   5     top: 200px;
   6     left: 100px;
   7 }
   8
   9 #block {
  10     position: relative;
  11     width: 100px;
  12     height: 100px;
  13     background-color: green;
  14 }
  15 </style>
  16 <div id="container">
  17     <div id="block"></div>
  18 </div>
  19 This test passes if the green block stays at the same place after repaint.
  20 <script src="../../resources/run-after-layout-and-paint.js"></script>
  21 <script>
  22 runAfterLayoutAndPaint(function() {
  23     document.getElementById("container").style.top = "100px";
  24     document.getElementById("block").style.top = "100px";
  25 }, true);
  26 </script>