docshell/test/test_close_onpagehide_by_history_back.html

   1 <!doctype html>
   2 <title>Test for closing window in pagehide event callback caused by history.back()</title>
   3 <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
   4 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
   5 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1432396">Mozilla Bug 1432396</a>
   6 <p id="display"></p>
   7 <script>
   8 SimpleTest.waitForExplicitFinish();
   9
  10 const w = window.open("file_close_onpagehide1.html");
  11 window.addEventListener("message", e => {
  12   is(e.data, "initial", "The initial page loaded");
  13   window.addEventListener("message", e => {
  14     is(e.data, "second", "The second page loaded");
  15     w.onpagehide = () => {
  16       w.close();
  17       info("try to close the popped up window in onpagehide");
  18       SimpleTest.finish();
  19     };
  20     w.history.back();
  21   }, { once: true });
  22   w.location = "file_close_onpagehide2.html";
  23 }, { once: true });
  24 </script>