tor-browser

The Tor Browser
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extend-exception.html (699B)

      1 <!doctype html>
      2 <html>
      3 <title>Selection extend() test thrown exceptions</title>
      4 <meta charset=utf-8>
      5 <body>
      6 <script src=/resources/testharness.js></script>
      7 <script src=/resources/testharnessreport.js></script>
      8 <script>
      9 "use strict";
     10 
     11 test(function() {
     12    let div = document.createElement("div");
     13    document.body.appendChild(div);
     14 
     15    assert_throws_dom("INVALID_STATE_ERR", function() { getSelection().extend(div) }, "InvalidStateError exception should be thrown for extend() due to no ranges being added to Selection");
     16 
     17    this.add_cleanup(function() { div.remove() });
     18 }, "InvalidStateError exception is thrown for extend() when no ranges are present in Selection");
     19 </script>
     20 </body>
     21 </html>