tenfourfox/dom/base/test/chrome/file_bug990812-2.xul

<?xml version="1.0"?>
<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
                 type="text/css"?>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=990812
-->
<window title="Mozilla Bug 990812"
  xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
  onload="start();">
  <label value="Mozilla Bug 990812"/>
  <!-- test code goes here -->
  <script type="application/javascript"><![CDATA[

    var FRAME_SCRIPT = "data:,sendAsyncMessage('test')";
    var order = ["group", "window", "global"];

    var Cc = Components.classes;
    var Ci = Components.interfaces;
    var globalMM = Cc["@mozilla.org/globalmessagemanager;1"]
                     .getService(Ci.nsIMessageListenerManager);

    function is(val, exp, msg) {
      opener.wrappedJSObject.is(val, exp, msg);
    }

    function promiseMessage(type, mm) {
      return new Promise(function (resolve) {
        mm.addMessageListener("test", function onMessage() {
          mm.removeMessageListener("test", onMessage);
          is(type, order.shift(), "correct type " + type);
          resolve();
        });
      });
    }

    /**
     * Tests that async messages sent by frame scripts bubble up as expected,
     * passing the group, window, and global message managers in that order.
     */
    function start() {
      var global = promiseMessage("global", globalMM);
      var window = promiseMessage("window", messageManager);
      var group = promiseMessage("group", getGroupMessageManager("test"));

      var browser = document.querySelector("browser");
      browser.messageManager.loadFrameScript(FRAME_SCRIPT, true);

      Promise.all([global, window, group]).then(function () {
        opener.setTimeout("next()");
        self.close();
      });
    }

  ]]></script>

  <browser messagemanagergroup="test" type="content-targetable" src="about:mozilla" />

</window>