| <!DOCTYPE html> <!-- webkit-test-runner [ AsyncOverflowScrollingEnabled=true ] --> |
| <html> |
| <head> |
| <style> |
| body { |
| height: 2000px; |
| } |
| |
| .scroll-wrapper { |
| position: fixed; |
| left: 10px; |
| top: 10px; |
| width: 300px; |
| height: 500px; |
| background-color: silver; |
| } |
| |
| #scroller { |
| width: 100%; |
| height: 100%; |
| overflow-y: auto; |
| overflow-x: hidden; |
| scroll-snap-type: y mandatory; |
| border: 1px solid black; |
| } |
| |
| .inner-content { |
| margin: 20px; |
| width: auto; |
| height: 75%; |
| scroll-snap-align: center; |
| background-color: green; |
| } |
| </style> |
| <script src="../../../resources/ui-helper.js"></script> |
| <script src="../../../resources/js-test-pre.js"></script> |
| <script> |
| jsTestIsAsync = true; |
| |
| var overflowScrollEventCount = 0; |
| var windowScrollEventCount = 0; |
| |
| function checkForScrolls() |
| { |
| shouldBeTrue('overflowScrollEventCount > 0'); |
| shouldBe('windowScrollEventCount', '0'); |
| } |
| |
| async function sendWheelEvents() |
| { |
| eventSender.monitorWheelEvents(); |
| eventSender.mouseMoveTo(100, 100); |
| // This sequence needs to be long enough (> resetLatchedStateTimeout or 100ms) to allow latching to time out. |
| |
| eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -1, 'began', 'none'); |
| await UIHelper.renderingUpdate(); |
| eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -1, 'changed', 'none'); |
| await UIHelper.renderingUpdate(); |
| eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -1, 'changed', 'none'); |
| await UIHelper.renderingUpdate(); |
| eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -2, 'changed', 'none'); |
| await UIHelper.renderingUpdate(); |
| eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -3, 'changed', 'none'); |
| await UIHelper.renderingUpdate(); |
| eventSender.mouseScrollByWithWheelAndMomentumPhases(0, 0, 'ended', 'none'); |
| await UIHelper.renderingUpdate(); |
| eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -5, 'none', 'begin'); |
| await UIHelper.renderingUpdate(); |
| eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -5, 'none', 'continue'); |
| await UIHelper.renderingUpdate(); |
| eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -5, 'none', 'continue'); |
| await UIHelper.renderingUpdate(); |
| eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -5, 'none', 'continue'); |
| await UIHelper.renderingUpdate(); |
| eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -5, 'none', 'continue'); |
| await UIHelper.renderingUpdate(); |
| eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -5, 'none', 'continue'); |
| await UIHelper.renderingUpdate(); |
| eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -5, 'none', 'continue'); |
| await UIHelper.renderingUpdate(); |
| eventSender.mouseScrollByWithWheelAndMomentumPhases(0, 0, 'none', 'end'); |
| |
| await UIHelper.waitForScrollCompletion(); |
| } |
| |
| async function scrollTest() |
| { |
| await sendWheelEvents(); |
| checkForScrolls(); |
| finishJSTest(); |
| } |
| |
| window.addEventListener('load', () => { |
| description("Tests that scrolling in an overflow-scroll with scroll-snap doesn't fail to latch and scroll the document"); |
| |
| document.getElementById('scroller').addEventListener('scroll', () => { |
| ++overflowScrollEventCount; |
| }, false); |
| |
| window.addEventListener('scroll', () => { |
| ++windowScrollEventCount; |
| }, false); |
| |
| if (window.eventSender) { |
| setTimeout(scrollTest, 0); |
| return; |
| } |
| |
| finishJSTest(); |
| }, false); |
| </script> |
| </head> |
| <body> |
| <div class="scroll-wrapper"> |
| <div id="scroller"> |
| <div class="inner-content"></div> |
| <div class="inner-content"></div> |
| </div> |
| </div> |
| <div id="console"></div> |
| <script src="../../../resources/js-test-post.js"></script> |
| </body> |
| </html> |
