| <!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> |