| <!DOCTYPE html> <!-- webkit-test-runner [ useFlexibleViewport=true AsyncOverflowScrollingEnabled=true AsyncFrameScrollingEnabled=true ] --> |
| <html> |
| <head> |
| <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no"> |
| <script src="../../../resources/js-test.js"></script> |
| <script src="../../../resources/ui-helper.js"></script> |
| <style> |
| #scroller { |
| overflow: scroll; |
| scroll-snap-type: both mandatory; |
| width: 500px; |
| height: 500px; |
| } |
| |
| .block { |
| height: 500px; |
| border: 1px solid black; |
| box-sizing: border-box; |
| scroll-snap-align: start; |
| } |
| </style> |
| |
| <body onload="runTest()"> |
| <div id="scroller"> |
| <div class="block"></div> |
| <div style="height: 500px"></div> |
| <div class="block"></div> |
| <div style="height: 5000px"></div> |
| <div class="block"></div> |
| <div class="block"></div> |
| </div> |
| </body> |
| |
| <script> |
| jsTestIsAsync = true; |
| |
| async function runTest() |
| { |
| description("Verifies that a momentum scroll always moves to the next or previous snap position no matter how far away it is."); |
| |
| if (!window.testRunner) |
| return; |
| |
| await UIHelper.dragFromPointToPoint(150, 320, 150, 300, 0.01); |
| await UIHelper.waitForTargetScrollAnimationToSettle(scroller); |
| shouldBe("scroller.scrollTop", "1000"); |
| |
| await UIHelper.dragFromPointToPoint(150, 320, 150, 300, 0.01); |
| await UIHelper.waitForTargetScrollAnimationToSettle(scroller); |
| shouldBe("scroller.scrollTop", "6500"); |
| |
| await UIHelper.dragFromPointToPoint(150, 300, 150, 320, 0.01); |
| await UIHelper.waitForTargetScrollAnimationToSettle(scroller); |
| shouldBe("scroller.scrollTop", "1000"); |
| finishJSTest(); |
| } |
| </script> |
| </html> |
