| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>CSS Overflow Test: ::scroll-marker activation scrolls into view with doesn't override specified direction position with `start`</title> |
| <link rel="help" href="https://drafts.csswg.org/css-overflow-5/#scroll-marker-activation"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/resources/testdriver.js"></script> |
| <script src="/resources/testdriver-actions.js"></script> |
| <script src="/resources/testdriver-vendor.js"></script> |
| <style> |
| .toc { |
| overflow: auto; |
| overscroll-behavior: contain; |
| height: 150px; |
| scroll-marker-group: before links; |
| counter-reset: --section; |
| padding-left: 200px; |
| |
| &::scroll-marker-group { |
| position: absolute; |
| width: 200px; |
| } |
| |
| & div { |
| counter-increment: --section; |
| scroll-snap-align: end; |
| |
| &::scroll-marker { |
| font-size: 1rem; |
| display: block; |
| content: counter(--section) ". " attr(data-label); |
| } |
| |
| &::scroll-marker:target-current { |
| color: ActiveText; |
| } |
| } |
| } |
| </style> |
| <div id="scroller" class="toc"> |
| <div data-label="Introduction"> |
| <h3>Introduction</h3> |
| <p>Lorem ipsum</p> |
| <p>Lorem ipsum</p> |
| </div> |
| |
| <div id="target" data-label="Focus"> |
| <h3>Focus Behavior</h3> |
| <p>Lorem ipsum</p> |
| <p>Lorem ipsum</p> |
| <p>Lorem ipsum</p> |
| <p>Lorem ipsum</p> |
| <p>Lorem ipsum</p> |
| <p>Lorem ipsum</p> |
| <p>Lorem ipsum</p> |
| <p>Lorem ipsum</p> |
| </div> |
| |
| <div data-label="Roles"> |
| <h3>Roles</h3> |
| <p>Lorem ipsum</p> |
| <p>Lorem ipsum</p> |
| <p>Lorem ipsum</p> |
| <p>Lorem ipsum</p> |
| <p>Lorem ipsum</p> |
| <p>Lorem ipsum</p> |
| </div> |
| </div> |
| <script> |
| promise_test(async t => { |
| const secondScrollMarkerX = 34; |
| const secondScrollMarkerY = 37; |
| await new test_driver.Actions() |
| .pointerMove(secondScrollMarkerX, secondScrollMarkerY) |
| .pointerDown() |
| .pointerUp() |
| .send(); |
| const scrollMarkerActivationScrollTop = scroller.scrollTop; |
| scroller.scrollTop = 0; // reset scrollTop to 0 |
| target.scrollIntoView({block: "end"}); |
| assert_equals(scrollMarkerActivationScrollTop, scroller.scrollTop, "scroll marker activation shouldn scroll into view with specified direction position `end` and not default `start`"); |
| }); |
| </script> |
