| <!DOCTYPE HTML> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <script src='../../resources/gesture-util.js'></script> |
| <style> |
| |
| body { |
| height: 2000px; |
| width: 2000px; |
| background: repeating-linear-gradient( |
| 45deg, |
| #606dbc, |
| #606dbc 40px, |
| #465298 40px, |
| #465298 80px |
| ) local; |
| } |
| |
| #scroller { |
| width: 90px; |
| border: 2px solid black; |
| height: 90px; |
| position: absolute; |
| top: 50px; |
| overflow: auto; |
| background: repeating-linear-gradient( |
| 135deg, |
| #bc6d60, |
| #bc6d60 40px, |
| #985246 40px, |
| #985246 80px |
| ) local; |
| } |
| |
| #contents { |
| height: 200px; |
| } |
| |
| </style> |
| |
| <div id="scroller"> |
| <div id="contents"></div> |
| </div> |
| |
| <script> |
| |
| var scroller = document.getElementById('scroller'); |
| |
| promise_test(async () => { |
| assert_equals(scroller.scrollTop, 0); |
| await waitForCompositorCommit(); |
| await mouseClickOn(12, 60, 1); |
| await mouseMoveTo(12, 260); |
| await mouseClickOn(12, 260, 1); |
| await waitFor(() => { |
| return scroller.scrollTop > 0; |
| }, "failed to scroll scroller vertically"); |
| }, "Middle click autoscroll should scroll child if child delta can be consumed."); |
| |
| promise_test(async () => { |
| assert_equals(document.scrollingElement.scrollLeft, 0) |
| await waitForCompositorCommit(); |
| await mouseClickOn(12, 60, 1); |
| await mouseMoveTo(212, 60); |
| await mouseClickOn(212, 60, 1); |
| await waitFor(() => { |
| return document.scrollingElement.scrollLeft > 0; |
| }, "failed to scroll document body horizontally"); |
| }, "Middle click autoscroll should scroll parent if child delta can not be consumed."); |
| |
| </script> |
