| <!DOCTYPE html> <!-- webkit-test-runner [ AsyncOverflowScrollingEnabled=true ] --> |
| <html> |
| <head> |
| <style> |
| .scroller { |
| overflow-x: hidden; |
| width: 400px; |
| height: 400px; |
| border: 2px solid black; |
| } |
| |
| .relative { |
| position: relative; |
| margin: 20px; |
| padding: 20px; |
| height: 200px; |
| border: 4px solid orange; |
| } |
| |
| .absolute { |
| position: absolute; |
| background-color: silver; |
| top: 10px; |
| left: 10px; |
| padding: 10px; |
| width: 200px; |
| height: 50px; |
| } |
| |
| .spacer { |
| height: 1000px; |
| } |
| |
| .composited { |
| transform: translateZ(0); |
| } |
| |
| .composited.absolute { |
| background-color: silver; |
| top: 100px; |
| left: 0; |
| width: 200px; |
| height: 200px; |
| } |
| </style> |
| <script> |
| if (window.testRunner) |
| testRunner.dumpAsText(); |
| |
| window.addEventListener('load', () => { |
| if (window.internals) |
| document.getElementById('layers').textContent = internals.layerTreeAsText(document); |
| }, false); |
| </script> |
| </head> |
| <body> |
| <div class="scroller"> |
| <div class="relative"> |
| <div class="absolute"> |
| <div class="composited absolute"></div> |
| </div> |
| <div class="spacer"></div> |
| </div> |
| </div> |
| <pre id="layers"></pre> |
| </body> |
| </html> |
