scope-implicit-external.html

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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-cascade/scope-implicit-external.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html>

  <head>

    <title>@scope - implicit scope root (external sheet)</title>

    <link rel="help" href="https://drafts.csswg.org/css-cascade-6/#scope-atrule">

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

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

  </head>

  <body>

    <div class="a outside"><div>

    <div id=root>

      <link rel="stylesheet" href="resources/scope.css">

      <div class=a></div>

    </div>

    <div class="a outside"><div>

    <script>

      test((t) => {

        assert_equals(getComputedStyle(root).zIndex, '1');

        assert_equals(getComputedStyle(document.querySelector('#root > .a')).zIndex, '2');

        let outside = document.querySelectorAll('.outside');

        assert_equals(outside.length, 2);

        for (let div of outside) {

          assert_equals(getComputedStyle(div).zIndex, 'auto');

      }, '@scope with external stylesheet');

    </script>

  </body>

</html>