scroll-markers-computed.html

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This test has a WPT meta file that expects 9 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /css/css-overflow/parsing/parsing/scroll-markers-computed.html - WPT Dashboard Interop Dashboard

<!doctype html>

<meta charset="utf-8">

<title>CSS Overflow: scroll-marker-group computed values</title>

<link rel="help" href="https://drafts.csswg.org/css-overflow-5/#scroll-marker-group-property">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/css/support/computed-testcommon.js"></script>

<style>

  #target {

    scroll-marker-group: before;

</style>

<div id="target"></div>

<script>

  test_computed_value('scroll-marker-group', 'initial', 'none');

  test_computed_value('scroll-marker-group', 'inherit', 'none');

  test_computed_value('scroll-marker-group', 'unset', 'none');

  test_computed_value('scroll-marker-group', 'revert', 'none');

  test_computed_value('scroll-marker-group', 'none');

  test_computed_value('scroll-marker-group', 'before');

  test_computed_value('scroll-marker-group', 'after');

  test(() => {

    let style = getComputedStyle(document.getElementById('target'));

    assert_not_equals(Array.from(style).indexOf('scroll-marker-group'), -1);

  }, 'The scroll-marker-group property shows up in CSSStyleDeclaration enumeration');

  test(() => {

    let style = document.getElementById('target').style;

    assert_not_equals(style.cssText.indexOf('scroll-marker-group'), -1);

  }, 'The scroll-marker-group property shows up in CSSStyleDeclaration.cssText');

</script>