| <!DOCTYPE html> <!-- webkit-test-runner [ AsyncOverflowScrollingEnabled=true ] --> |
| <html> |
| <head> |
| <title>Tests that we create a scrolling tree node for a nested overflow-scroll</title> |
| <style> |
| .scroller { |
| overflow: scroll; |
| margin: 20px; |
| height: 300px; |
| width: 300px; |
| border: 2px solid black; |
| } |
| |
| .scroller > .scroller { |
| height: 200px; |
| width: 200px; |
| } |
| |
| .composited { |
| transform: translateZ(0); |
| } |
| |
| .box { |
| margin: 10px; |
| width: 100px; |
| height: 100px; |
| background-color: green; |
| } |
| |
| .spacer { |
| margin: 10px; |
| height: 500px; |
| width: 10px; |
| background-color: silver; |
| } |
| </style> |
| <script> |
| if (window.testRunner) |
| testRunner.dumpAsText(); |
| |
| window.addEventListener('load', () => { |
| if (window.internals) |
| document.getElementById('tree').innerText = internals.scrollingStateTreeAsText(); |
| }, false); |
| </script> |
| </head> |
| <body> |
| <div class="scroller"> |
| <div class="box"></div> |
| <div class="composited scroller"> |
| <div class="spacer"></div> |
| </div> |
| <div class="box"></div> |
| </div> |
| <pre id="tree"></pre> |
| </body> |
| </html> |
