diff -r 000000000000 -r 6474c204b198 browser/base/content/test/general/browser_customize_popupNotification.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/base/content/test/general/browser_customize_popupNotification.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,30 @@
+/*
+Any copyright is dedicated to the Public Domain.
+http://creativecommons.org/publicdomain/zero/1.0/
+*/
+
+function test() {
+  waitForExplicitFinish();
+  let newWin = OpenBrowserWindow();
+  whenDelayedStartupFinished(newWin, function () {
+    // Remove the URL bar
+    newWin.gURLBar.parentNode.removeChild(newWin.gURLBar);
+
+    waitForFocus(function () {
+      let PN = newWin.PopupNotifications;
+      PN.transitionsEnabled = false;
+      try {
+        let notification = PN.show(newWin.gBrowser.selectedBrowser, "some-notification", "Some message");
+        ok(notification, "showed the notification");
+        ok(PN.isPanelOpen, "panel is open");
+        is(PN.panel.anchorNode, newWin.gBrowser.selectedTab, "notification is correctly anchored to the tab");
+        PN.panel.hidePopup();
+      } catch (ex) {
+        ok(false, "threw exception: " + ex);
+      }
+      PN.transitionsEnabled = true;
+      newWin.close();
+      finish();
+    }, newWin);
+  });
+}