| <!DOCTYPE html> <!-- webkit-test-runner [ AsyncOverflowScrollingEnabled=true ] --> |
| <html> |
| <head> |
| <style> |
| .outer-abs-scroller { |
| position: absolute; |
| top: 20px; |
| left: 20px; |
| width: 600px; |
| height: 500px; |
| overflow-y: auto; |
| border: 2px solid gray; |
| } |
| |
| .relative { |
| position: relative; |
| } |
| |
| .horizontal-scroller { |
| overflow: auto; |
| border: 2px solid blue; |
| } |
| |
| .wide-content { |
| width: 200%; |
| height: 200px; |
| background-image: repeating-linear-gradient(to right, silver, white 200px); |
| } |
| |
| .filler { |
| height: 200px; |
| width: 50px; |
| background-color: rgba(0, 0, 0, 0.2); |
| } |
| |
| #console { |
| margin-top: 400px; |
| } |
| </style> |
| <script src="../../../resources/js-test-pre.js"></script> |
| <script src="../../../resources/ui-helper.js"></script> |
| <script> |
| var jsTestIsAsync = true; |
| |
| var horizontalScroller; |
| var verticalScroller; |
| var horizontalOverflowScrollEventCount = 0; |
| var verticalOverflowScrollEventCount = 0; |
| var windowScrollEventCount = 0; |
| |
| async function testScrollOverContent() |
| { |
| await UIHelper.mouseWheelScrollAt(200, 300); // Over horizontal scroller. |
| |
| shouldBe('horizontalOverflowScrollEventCount', '0'); |
| shouldBeTrue('verticalOverflowScrollEventCount > 0', 'true'); |
| shouldBe('windowScrollEventCount', '0'); |
| |
| finishJSTest(); |
| } |
| |
| async function scrollTest() |
| { |
| await testScrollOverContent(); |
| |
| finishJSTest(); |
| } |
| |
| window.addEventListener('load', () => { |
| description('here'); |
| horizontalScroller = document.querySelector('.horizontal-scroller'); |
| verticalScroller = document.querySelector('.outer-abs-scroller'); |
| |
| horizontalScroller.addEventListener('scroll', () => { |
| ++horizontalOverflowScrollEventCount; |
| }, false); |
| |
| verticalScroller.addEventListener('scroll', () => { |
| ++verticalOverflowScrollEventCount; |
| }, false); |
| |
| window.addEventListener('scroll', () => { |
| ++windowScrollEventCount; |
| }, false); |
| |
| setTimeout(scrollTest, 0); |
| }, false); |
| </script> |
| </head> |
| <body> |
| <div class="outer-abs-scroller"> |
| <div class="relative"> |
| <div class="filler"></div> |
| <div class="horizontal-scroller"> |
| <div class="wide-content">Horizontal scrolling content</div> |
| </div> |
| <div class="filler"></div> |
| <div class="filler"></div> |
| </div> |
| </div> |
| <div id="console"></div> |
| <script src="../../../resources/js-test-post.js"></script> |
| </body> |
| </html> |
