at-media-matches-001.html

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This test has a WPT meta file that expects 2 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /css/css-conditional/at-media-matches-001.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>CSSMediaRule.matches</title>

<link rel="author" title="Kiet Ho" href="mailto:kiet.ho@apple.com">

<link rel="help" href="https://drafts.csswg.org/css-conditional-3/#dom-cssmediarule-matches">

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

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

<style id="sheet">

  @media all { }

  @media not all { }

</style>

<script>

  test(() => {

    assert_true(sheet.sheet.cssRules[0].matches);

  }, '"@media all" always matches');

  test(() => {

    assert_false(sheet.sheet.cssRules[1].matches);

  }, '"@media not all" never matches');

</script>