| <!DOCTYPE html> <!-- webkit-test-runner [ AsyncOverflowScrollingEnabled=true ] --> |
| <html> |
| <head> |
| <style> |
| body { |
| height: 2000px; |
| } |
| .scroller { |
| margin: 50px; |
| height: 300px; |
| width: 300px; |
| border: 20px solid gray; |
| padding: 5px; |
| overflow: scroll; |
| } |
| .content { |
| width: 500%; |
| height: 100%; |
| background-image: repeating-linear-gradient(to right, silver, white 250px); |
| } |
| </style> |
| <script src="../../../resources/js-test-pre.js"></script> |
| <script src="../../../resources/ui-helper.js"></script> |
| <script> |
| var jsTestIsAsync = true; |
| |
| let overflowScrollEventCount = 0; |
| let windowScrollEventCount = 0; |
| |
| async function mouseWheelScrollAt(x, y, deltaX, deltaY) |
| { |
| eventSender.monitorWheelEvents(); |
| eventSender.mouseMoveTo(x, y); |
| eventSender.mouseScrollByWithWheelAndMomentumPhases(deltaX, deltaY, "none", "none"); |
| return new Promise(resolve => { |
| eventSender.callAfterScrollingCompletes(() => { |
| requestAnimationFrame(resolve); |
| }); |
| }); |
| } |
| |
| async function testScrollOverContent() |
| { |
| debug(''); |
| debug('Test that a non-momentum scroll over a horizontal scroller with a non-passive wheel event listener scrolls the document.'); |
| await mouseWheelScrollAt(100, 100, 0, -10); |
| |
| shouldBe('overflowScrollEventCount', '0'); |
| shouldBe('windowScrollEventCount > 0', 'true'); |
| } |
| |
| async function scrollTest() |
| { |
| await testScrollOverContent(); |
| finishJSTest(); |
| } |
| |
| window.addEventListener('load', () => { |
| let scroller = document.querySelector('.scroller'); |
| scroller.addEventListener('scroll', () => { |
| ++overflowScrollEventCount; |
| }, false); |
| |
| scroller.addEventListener('wheel', () => { |
| debug('Received wheel event'); |
| }, { passive: false }); |
| |
| window.addEventListener('scroll', () => { |
| ++windowScrollEventCount; |
| }, false); |
| |
| setTimeout(scrollTest, 0); |
| }, false); |
| </script> |
| </head> |
| <body> |
| <div class="scroller"> |
| <div class="content"></div> |
| </div> |
| <div id='console'></div> |
| <script src="../../../resources/js-test-post.js"></script> |
| </body> |
| </html> |
