tor-browser

The Tor Browser
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DocumentFragment-querySelectorAll-after-modification.html (734B)

      1 <!DOCTYPE html>
      2 <meta charset="utf-8">
      3 <title>querySelectorAll should still work on DocumentFragments after they are modified</title>
      4 <script src="/resources/testharness.js"></script>
      5 <script src="/resources/testharnessreport.js"></script>
      6 <!-- Regression test for https://github.com/jsdom/jsdom/issues/2290 -->
      7 
      8 <script>
      9 "use strict";
     10 
     11 setup({ single_test: true });
     12 
     13 const frag = document.createDocumentFragment();
     14 frag.appendChild(document.createElement("div"));
     15 
     16 assert_array_equals(frag.querySelectorAll("img"), [], "before modification");
     17 
     18 frag.appendChild(document.createElement("div"));
     19 
     20 // If the bug is present, this will throw.
     21 assert_array_equals(frag.querySelectorAll("img"), [], "after modification");
     22 
     23 done();
     24 </script>