diff -r 000000000000 -r 6474c204b198 browser/components/preferences/in-content/tests/browser_advanced_update.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/components/preferences/in-content/tests/browser_advanced_update.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,40 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+function test() {
+  waitForExplicitFinish();
+  resetPreferences();
+
+  registerCleanupFunction(resetPreferences);
+  Services.prefs.setBoolPref("browser.search.update", false);
+
+  open_preferences(runTest);
+}
+
+function runTest(win) {
+  let doc = win.document;
+  let enableSearchUpdate = doc.getElementById("enableSearchUpdate");
+
+  win.gotoPref("paneAdvanced");
+
+  let advancedPrefs = doc.getElementById("advancedPrefs");
+  let updateTab = doc.getElementById("updateTab");
+  advancedPrefs.selectedTab = updateTab;
+
+  is_element_visible(enableSearchUpdate, "Check search update preference is visible");
+
+  // Ensure that the update pref dialog reflects the actual pref value.
+  ok(!enableSearchUpdate.checked, "Ensure search updates are disabled");
+  Services.prefs.setBoolPref("browser.search.update", true);
+  ok(enableSearchUpdate.checked, "Ensure search updates are enabled");
+
+  gBrowser.removeCurrentTab();
+  win.close();
+  finish();
+}
+
+function resetPreferences() {
+  Services.prefs.clearUserPref("browser.search.update");
+}