diff -r 000000000000 -r 6474c204b198 browser/modules/test/browser_UITour_sync.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/modules/test/browser_UITour_sync.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,67 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+let gTestTab;
+let gContentAPI;
+let gContentWindow;
+
+Components.utils.import("resource:///modules/UITour.jsm");
+
+function test() {
+  registerCleanupFunction(function() {
+    Services.prefs.clearUserPref("services.sync.username");
+  });
+  UITourTest();
+}
+
+let tests = [
+  function test_checkSyncSetup_disabled(done) {
+    function callback(result) {
+      is(result.setup, false, "Sync shouldn't be setup by default");
+      done();
+    }
+
+    gContentAPI.getConfiguration("sync", callback);
+  },
+
+  function test_checkSyncSetup_enabled(done) {
+    function callback(result) {
+      is(result.setup, true, "Sync should be setup");
+      done();
+    }
+
+    Services.prefs.setCharPref("services.sync.username", "uitour@tests.mozilla.org");
+    gContentAPI.getConfiguration("sync", callback);
+  },
+
+  // The showFirefoxAccounts API is sync related, so we test that here too...
+  function test_firefoxAccounts(done) {
+    // This test will load about:accounts, and we don't want that to hit the
+    // network.
+    Services.prefs.setCharPref("identity.fxaccounts.remote.signup.uri",
+                               "https://example.com/");
+
+    loadUITourTestPage(function(contentWindow) {
+      let tabBrowser = gBrowser.selectedTab.linkedBrowser;
+      // This command will replace the current tab - so add a load event
+      // handler which will fire when that happens.
+      tabBrowser.addEventListener("load", function onload(evt) {
+        tabBrowser.removeEventListener("load", onload, true);
+
+        ise(tabBrowser.contentDocument.location.href,
+            "about:accounts?action=signup",
+            "about:accounts should have replaced the tab");
+
+        // the iframe in about:accounts will still be loading, so we stop
+        // that before resetting the pref.
+        tabBrowser.contentDocument.location.href = "about:blank";
+        Services.prefs.clearUserPref("identity.fxaccounts.remote.signup.uri");
+        done();
+      }, true);
+
+      gContentAPI.showFirefoxAccounts();
+    });
+  },
+];