opener.html - mozsearch

Enable keyboard shortcuts

This WPT test may be referenced by the following Test IDs:
- /html/browsers/windows/auxiliary-browsing-contexts/opener.html - WPT Dashboard Interop Dashboard

<!doctype html>

<html>

  <head>

    <title>Auxiliary Browsing Contexts: window.opener</title>

    <script src="/resources/testharness.js"></script>

    <script src="/resources/testharnessreport.js"></script>

    <script src="/common/PrefixedLocalStorage.js"></script>

  </head>

  <body>

    <div id="log"></div>

    <script>

    var prefixedLocalStorage;

    setup (() => {

      window.name = 'topWindow';

      prefixedLocalStorage = new PrefixedLocalStorageTest();

});

    function cleanup () {

      prefixedLocalStorage.setItem('closeAll', 'true');

      prefixedLocalStorage.clear();

    function testOpener (t, target) {

      t.add_cleanup(cleanup);

      window.addEventListener('message', t.step_func(e => {

        if (e.data.name === target) {

          // The opener IDL attribute...must return the WindowProxy object of the

          // browsing context from which the current browsing context was created

          assert_equals(e.data.openerName, 'topWindow');

          // Auxiliary browsing contexts are always top-level browsing contexts

          assert_equals(e.data.isTop, true);

          t.done();

      }));

    async_test(t => {

      var target = 'windowOpenerA';

      var a      = document.createElement('a');

      a.href     = prefixedLocalStorage.url('resources/message-window-opener.html');

      a.target   = target;

      document.body.appendChild(a);

      testOpener(t, target);

      a.click();

    }, 'Newly-created auxiliary browsing context should report `window.opener`');

    async_test(t => {

      var target = 'windowOpenerB';

      testOpener(t, target);

      window.open(prefixedLocalStorage.url('resources/message-window-opener.html'),

        target);

    }, 'Browsing context created with `window.open` should report `window.opener`');

    </script>

  </body>

</html>