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Test Info: Warnings
- This test has a WPT meta file that expects 1 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /css/css-overflow/scroll-marker-group-012.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<title>Scroll marker group on fieldset</title>
<style>
#scroller {
overflow: hidden;
height: 100px;
padding: 0;
scroll-marker-group: before;
}
#scroller::scroll-marker-group {
display: flex;
height: 200px;
background: gray;
}
#scroller>div::scroll-marker {
display: block;
width: 25px;
height: 50%;
content: "";
background: yellow;
}
</style>
<fieldset id="scroller">
<legend>Legend</legend>
<div style="height:100px;">first</div>
<div style="height:100px;">second</div>
<div style="height:100px;">third</div>
<div style="height:100px;">fourth</div>
</fieldset>
<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>
promise_test(async t => {
assert_equals(scroller.scrollTop, 0);
await new test_driver.Actions().pointerMove(60, 10).pointerDown().pointerUp().send();
assert_equals(scroller.scrollTop, 200);
}, "Click on third scroll marker");
</script>