| <!DOCTYPE html> |
| <script src="../../../../resources/testharness.js"></script> |
| <script src="../../../../resources/testharnessreport.js"></script> |
| <script src="../../../../resources/compositor-controls.js"></script> |
| <script src="../../../../resources/gesture-util.js"></script> |
| |
| <!-- This tests that the scrollbar thumb is deselected on a fling start --> |
| |
| <style type="text/css"> |
| ::-webkit-scrollbar { |
| background-color: #ccc; |
| height: 15px; |
| width: 15px; |
| } |
| |
| ::-webkit-scrollbar-button { |
| display: none; |
| } |
| |
| ::-webkit-scrollbar-thumb { |
| background-color: #777; |
| height: 15px; |
| width: 15px; |
| } |
| |
| ::-webkit-scrollbar-thumb:active { |
| background-color: #333; |
| } |
| |
| #scrollable { |
| height: 300px; |
| width: 300px; |
| overflow: scroll; |
| } |
| |
| .large { |
| height: 600px; |
| width: 600px; |
| } |
| </style> |
| |
| <div id="scrollable"> |
| <div class="large"> |
| </div> |
| </div> |
| |
| <script type="text/javascript"> |
| setAnimationRequiresRaster(); |
| |
| promise_test (async () => { |
| var movingDiv = document.getElementById('scrollable'); |
| var scrollbarX = movingDiv.offsetLeft + movingDiv.offsetWidth - 5; |
| var scrollThumbSafeOffset = 80; |
| var scrollbarY = movingDiv.offsetTop + scrollThumbSafeOffset; |
| await swipe(10, scrollbarX, scrollbarY, "down"); |
| await conditionHolds(() => {return movingDiv.scrollTop < 90; }) |
| }); |
| </script> |
