parse-where.html - mozsearch

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This WPT test may be referenced by the following Test IDs:
- /css/selectors/parsing/parse-where.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<title>CSS Selectors: The Specificity-adjustment Pseudo-class: ':where()'</title>

<link rel="help" href="https://drafts.csswg.org/selectors/#zero-matches">

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

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

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

<script>

  test_valid_selector(':where(ul,ol,.list) > [hidden]',

      ':where(ul, ol, .list) > [hidden]');

  test_valid_selector(':where(:hover,:focus)',

      ':where(:hover, :focus)');

  test_valid_selector('a:where(:not(:hover))');

  test_valid_selector(':where(#a)');

  test_valid_selector('.a.b ~ :where(.c.d ~ .e.f)');

  test_valid_selector('.a.b ~ .c.d:where(span.e + .f, .g.h > .i.j .k)');

</script>