diff -r 000000000000 -r 6474c204b198 webapprt/test/chrome/browser_window-title.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/webapprt/test/chrome/browser_window-title.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,53 @@
+Cu.import("resource://gre/modules/XPCOMUtils.jsm");
+Cu.import("resource://webapprt/modules/WebappRT.jsm");
+
+function test() {
+  waitForExplicitFinish();
+
+  loadWebapp("window-title.webapp", undefined, function onLoad() {
+    is(document.documentElement.getAttribute("title"),
+       WebappRT.config.app.manifest.name,
+       "initial window title should be webapp name");
+
+    // Tests are triples of [URL to load, expected window title, test message].
+    let tests = [
+      ["http://example.com/webapprtChrome/webapprt/test/chrome/window-title.html",
+       "http://example.com" + " - " + WebappRT.config.app.manifest.name,
+       "window title should show origin of page at different origin"],
+      ["http://test/webapprtChrome/webapprt/test/chrome/window-title.html",
+       WebappRT.config.app.manifest.name,
+       "after returning to app origin, window title should no longer show origin"],
+    ];
+
+    let title, message;
+
+    let progressListener = {
+      QueryInterface: XPCOMUtils.generateQI([Ci.nsIWebProgressListener,
+                                             Ci.nsISupportsWeakReference]),
+      onLocationChange: function onLocationChange(progress, request, location,
+                                                  flags) {
+        // Do test in timeout to give runtime time to change title.
+        window.setTimeout(function() {
+          is(document.documentElement.getAttribute("title"), title, message);
+          testNext();
+        }, 0);
+      }
+    };
+
+    gAppBrowser.addProgressListener(progressListener,
+                                    Ci.nsIWebProgress.NOTIFY_LOCATION);
+
+    function testNext() {
+      if (!tests.length) {
+        gAppBrowser.removeProgressListener(progressListener);
+        gAppBrowser.stop();
+        finish();
+        return;
+      }
+
+      [gAppBrowser.contentDocument.location, title, message] = tests.shift();
+    }
+
+    testNext();
+  });
+}