third_party/WebKit/LayoutTests/fast/overflow/overflow-dirty-relayout-boundary-no-crash.html

   1 <!DOCTYPE html>
   2 <style>
   3 #relayout-boundary {
   4     transform: translateX(0);
   5     overflow: hidden;
   6     width: 100px;
   7     height: 100px;
   8 }
   9 </style>
  10 <div id="relayout-boundary">
  11     <div id="layout-target">
  12         This test queries layout overflow for propagation on a relayout boundary that has dirty layout.
  13         It should not trigger assertions that assume clean layout.
  14     </div>
  15 </div>
  16 <script>
  17 if (window.testRunner)
  18     testRunner.dumpAsText();
  19
  20 document.scrollingElement.scrollWidth;
  21
  22 var layoutTarget = document.getElementById("layout-target");
  23 layoutTarget.style.width = "99px";
  24
  25 var relayoutBoundary = document.getElementById("relayout-boundary");
  26 relayoutBoundary.style.transform = "translateX(1px)";
  27
  28 document.scrollingElement.scrollWidth;
  29 </script>