| <!DOCTYPE html> |
| <div style="overflow:scroll; position:relative; width:100px; height:100px;"> |
| <div id="elem" style="position:relative; width:200px; height:200px; overflow:hidden;"> |
| <div style="will-change:opacity; overflow:hidden; width:10px; height:10px;"> |
| <div style="position:absolute; width:250px; height:250px; background:green;"></div> |
| </div> |
| </div> |
| </div> |
| This test verifies an element can correctly escape clip to some scroll sibling's state. |
| <script src="../../resources/run-after-layout-and-paint.js"></script> |
| <script> |
| // The crash we intended to test is sensitive to random hash ordering. |
| // There is a 50% probability to crash for each trial. |
| var elem = document.getElementById('elem'); |
| var count = 10; |
| function toggle() { |
| if (elem.style.display == 'none') |
| elem.style.display = ''; |
| else |
| elem.style.display = 'none'; |
| |
| if (--count) |
| runAfterLayoutAndPaint(toggle); |
| else if (window.testRunner) |
| testRunner.notifyDone(); |
| } |
| if (window.testRunner) |
| testRunner.waitUntilDone(); |
| runAfterLayoutAndPaint(toggle); |
| </script> |
