| <!DOCTYPE html> <!-- webkit-test-runner [ AsyncOverflowScrollingEnabled=true ] --> |
| <html> |
| <head> |
| <style> |
| .scroller { |
| overflow-y: scroll; |
| width: 500px; |
| height: 500px; |
| border: 1px solid black; |
| background-color: red; |
| } |
| .contents { |
| height: 3000px; |
| width: 100%; |
| background-color: green; |
| } |
| </style> |
| <script src="../../../../resources/ui-helper.js"></script> |
| <script> |
| if (window.testRunner) |
| testRunner.waitUntilDone(); |
| |
| window.addEventListener('load', async () => { |
| let scroller = document.querySelector('.scroller'); |
| |
| await UIHelper.delayFor(0); |
| scroller.scrollTop = 3000; |
| await UIHelper.delayFor(0); |
| |
| await UIHelper.mouseWheelScrollAt(200, 200, 0, 1, 0, 100); |
| |
| if (window.testRunner) |
| testRunner.notifyDone(); |
| }, false); |
| </script> |
| </head> |
| <body> |
| <div class="scroller"> |
| <div class="contents"> </div> |
| </div> |
| </body> |
| </html> |
