| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>CSS Overflow Test: scroll-target-group property invalidation of :target-current</title> |
| <link rel="help" href="https://drafts.csswg.org/css-overflow-5/#scroll-target-group"> |
| <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> |
| <script src="/css/css-transitions/support/helper.js"></script> |
| <style> |
| #wrapper { |
| position: fixed; |
| left: 0; |
| top: 0; |
| } |
| |
| .stg { |
| scroll-target-group: auto; |
| } |
| |
| #scroller { |
| overflow: auto; |
| height: 130px; |
| width: 100px; |
| } |
| |
| .item { |
| width: 100px; |
| height: 300px; |
| background-color: blue; |
| margin: 5px; |
| } |
| |
| a { |
| color: red; |
| } |
| |
| a:target-current { |
| color: green; |
| } |
| </style> |
| <div class="item" id="target1"></div> |
| <div class="item" id="target2"></div> |
| <div class="item" id="target3"></div> |
| <div class="item" id="target4"></div> |
| <div id="wrapper" class="stg"> |
| <a id="link1" href="#target1">t1</a> |
| <a id="link2" href="#target2">t2</a> |
| <div id="subwrapper"> |
| <a id="link3" href="#target3">t3</a> |
| <a id="link4" href="#target4">t4</a> |
| </div> |
| </div> |
| <script> |
| // Triggers recalculation of scroll target group relations. |
| link2.addEventListener("click", () => { |
| subwrapper.classList.add("stg"); |
| }); |
| promise_test(async t => { |
| const link2X = link2.getBoundingClientRect().left; |
| const link2Y = link2.getBoundingClientRect().top; |
| await new test_driver.Actions() |
| .pointerMove(link2X, link2Y) |
| .pointerDown() |
| .pointerUp() |
| .send(); |
| await waitForAnimationFrames(2); |
| assert_equals(getComputedStyle(link1).color, "rgb(255, 0, 0)", "link1 shouldn't be :target-current after clicking link2"); |
| assert_equals(getComputedStyle(link2).color, "rgb(0, 128, 0)", "link2 should be :target-current after clicking link2"); |
| }); |
| </script> |
