| <!DOCTYPE html> <!-- webkit-test-runner [ useFlexibleViewport=true AsyncOverflowScrollingEnabled=true ] --> |
| <html> |
| <head> |
| <meta name="viewport" content="initial-scale=1.0"> |
| <style> |
| .scroller { |
| margin: 10px; |
| height: 300px; |
| width: 300px; |
| border: 1px solid black; |
| overflow: scroll; |
| } |
| |
| .box { |
| position: fixed; |
| margin-top: 200px; |
| width: 200px; |
| height: 200px; |
| background-color: green; |
| } |
| |
| .spacer { |
| height: 800px; |
| } |
| </style> |
| <script> |
| if (window.testRunner) { |
| testRunner.waitUntilDone(); |
| testRunner.dumpAsText(); |
| } |
| |
| function getScrollingTreeUIScript() |
| { |
| return `(function() { |
| return uiController.scrollingTreeAsText; |
| })();`; |
| } |
| |
| function doTest() |
| { |
| if (!testRunner.runUIScript) |
| return |
| |
| testRunner.runUIScript(getScrollingTreeUIScript(), function(scrollingTree) { |
| document.getElementById('layers').textContent = scrollingTree; |
| testRunner.notifyDone(); |
| }); |
| } |
| |
| window.addEventListener('load', doTest, false); |
| </script> |
| </head> |
| <body> |
| <div class="scroller"> |
| <div class="box"></div> |
| <div class="spacer"></div> |
| </div> |
| <pre id="layers"></pre> |
| </body> |
| </html> |
