| <html> |
| <head> |
| <style> |
| #container { |
| position: absolute; |
| top: 0px; |
| left: 400px; |
| -webkit-transform: translateZ(0); |
| } |
| |
| #red { |
| position: absolute; |
| top: 0px; |
| left: -400px; |
| height: 256px; |
| width: 256px; |
| background-color: red; |
| } |
| |
| #green { |
| position: absolute; |
| left: 0px; |
| top: 0px; |
| width: 300px; |
| height: 300px; |
| background-color: green; |
| } |
| |
| #layertree { |
| position: absolute; |
| left: 10000px; |
| top: 0px; |
| } |
| |
| body { |
| overflow: hidden; |
| } |
| |
| </style> |
| |
| <script> |
| if (window.testRunner) { |
| testRunner.dumpAsText(true); |
| testRunner.waitUntilDone(); |
| } |
| |
| window.addEventListener('load', function() { |
| if (window.testRunner) { |
| document.getElementById("layertree").innerText = window.internals.layerTreeAsText(document); |
| testRunner.notifyDone(); |
| } |
| }, false); |
| </script> |
| |
| <body> |
| <!-- container has empty bounds, but is composited --> |
| <div id="container"> |
| <!-- this red square should not appear over the green square --> |
| <div id="red"></div> |
| </div> |
| |
| <!-- This green square should composite because it overlaps the red one --> |
| <div id="green"></div> |
| |
| <pre id="layertree"></pre> |
| </body> |
| </html> |