tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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is-where-not.html (1839B)


      1 <!DOCTYPE html>
      2 <title>:is() inside :not()</title>
      3 <script src="/resources/testharness.js"></script>
      4 <script src="/resources/testharnessreport.js"></script>
      5 <link rel="help" href="https://drafts.csswg.org/selectors-4/#matches">
      6 <link rel="help" href="https://drafts.csswg.org/selectors/#negation">
      7 
      8 <main id=main>
      9  <div id=a><div id=d></div></div>
     10  <div id=b><div id=e></div></div>
     11  <div id=c><div id=f></div></div>
     12 </main>
     13 
     14 <script>
     15  function formatElements(elements) {
     16    return elements.map(e => e.id).sort().join();
     17  }
     18 
     19  // Test that |selector| returns the given elements in #main.
     20  function test_selector(selector, expected) {
     21    test(function() {
     22      let actual = Array.from(main.querySelectorAll(selector));
     23      assert_equals(formatElements(actual), formatElements(expected));
     24    }, `${selector} matches expected elements`);
     25  }
     26 
     27  test_selector(':not(:is(#a))', [b, c, d, e, f]);
     28  test_selector(':not(:where(#b))', [a, c, d, e, f]);
     29  test_selector(':not(:where(:root #c))', [a, b, d, e, f]);
     30  test_selector(':not(:is(#a, #b))', [c, d, e, f]);
     31  test_selector(':not(:is(#b div))', [a, b, c, d, f]);
     32  test_selector(':not(:is(#a div, div + div))', [a, e, f]);
     33  test_selector(':not(:is(span))', [a, b, c, d, e, f]);
     34  test_selector(':not(:is(div))', []);
     35  test_selector(':not(:is(*|div))', []);
     36  test_selector(':not(:is(*|*))', []);
     37  test_selector(':not(:is(*))', []);
     38  test_selector(':not(:is(svg|div))', [a, b, c, d, e, f]);
     39  test_selector(':not(:is(:not(div)))', [a, b, c, d, e, f]);
     40  test_selector(':not(:is(span, b, i))', [a, b, c, d, e, f]);
     41  test_selector(':not(:is(span, b, i, div))', []);
     42  test_selector(':not(:is(#b ~ div div, * + #c))', [a, b, d, e]);
     43  test_selector(':not(:is(div > :not(#e)))', [a, b, c, e]);
     44  test_selector(':not(:is(div > :not(:where(#e, #f))))', [a, b, c, e, f]);
     45 </script>