not-specificity.html

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This WPT test may be referenced by the following Test IDs:
- /css/selectors/not-specificity.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>Specificity for complex :not selectors</title>

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

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

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

<style>

  main :not(#foo) { --t0:PASS; }

  main :not(.foo) { --t0:FAIL; }

  main :not(div#foo) { --t1:PASS; }

  main :not(#foo) { --t1:FAIL; }

  main :not(.bar, #foo) { --t2:FAIL; }

  main :not(#foo, .bar) { --t2:PASS; }

  main :not(.bar, #foo) { --t3:PASS; }

  main :not(.foo, .bar) { --t3:FAIL; }

  main :not(span + span) { --t4:PASS; }

  main :not(span) { --t4:FAIL; }

  main :not(span, li, #foo) { --t5:PASS; }

  main :not(span, li, p) { --t5:FAIL; }

  main :not(span, :not(:not(.a#foo)), p) { --t6:PASS; }

  main :not(span, #foo, p) { --t6:FAIL; }

  main :not(span, #foo, p) { --t7:PASS; }

  main :not(span, :where(.a#foo), p) { --t7:FAIL; }

</style>

<main id=main>

  <div id=div></div>

</main>

<script>

  function test_value(name, description) {

    test(function() {

      let actual = getComputedStyle(div).getPropertyValue(name);

      assert_equals(actual, 'PASS');

    }, description);

  test_value('--t0', ':not(#foo) wins over :not(.foo)');

  test_value('--t1', ':not(div#foo) wins over :not(#foo)');

  test_value('--t2', ':not(.bar, #foo) has same specificity as :not(#foo, .bar)');

  test_value('--t3', ':not(.bar, #foo) wins over :not(.foo, .bar)');

  test_value('--t4', ':not(span + span) wins over :not(span)');

  test_value('--t5', ':not(span, li, p) wins over :not(span, lo, p)');

  test_value('--t6', ':not(span, :not(:not(.a#foo)), p) wins over :not(span, #foo, p)');

  test_value('--t7', ':not(span, #foo, p) wins over :not(span, :where(.a#foo), p)');

</script>