tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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Range-intersectsNode-shadow.html (777B)

      1 <!doctype html>
      2 <title>Range.intersectsNode with Shadow DOM</title>
      3 <script src="/resources/testharness.js"></script>
      4 <script src="/resources/testharnessreport.js"></script>
      5 <div id="host"></div>
      6 <script>
      7 test(() => {
      8  const host = document.getElementById("host");
      9  host.attachShadow({ mode: "open" }).innerHTML = `<span>ABC</span>`;
     10 
     11  const range = document.createRange();
     12  range.selectNode(document.body);
     13 
     14  assert_true(range.intersectsNode(host), "Should intersect host");
     15  assert_false(range.intersectsNode(host.shadowRoot), "Should not intersect shadow root");
     16  assert_false(range.intersectsNode(host.shadowRoot.firstElementChild), "Should not intersect shadow span");
     17 }, "Range.intersectsNode() doesn't return true for shadow children in other trees");
     18 </script>