diff -r 000000000000 -r 6474c204b198 browser/components/tabview/test/browser_tabview_bug631662.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/components/tabview/test/browser_tabview_bug631662.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,75 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+function test() {
+  let cw;
+  let prefix;
+  let timestamp;
+
+  let storeTimestamp = function () {
+    timestamp = cw.TabItems._lastUpdateTime;
+  }
+
+  let checkTimestamp = function () {
+    is(timestamp, cw.TabItems._lastUpdateTime, prefix +
+       ": tabs were not updated");
+  }
+
+  let actionAddTab = function () {
+    storeTimestamp();
+    gBrowser.addTab("about:mozilla");
+
+    afterAllTabsLoaded(function () {
+      checkTimestamp();
+      next();
+    });
+  }
+
+  let actionMoveTab = function () {
+    storeTimestamp();
+    gBrowser.moveTabTo(gBrowser.tabs[0], 1);
+    gBrowser.moveTabTo(gBrowser.tabs[1], 0);
+    checkTimestamp();
+    next();
+  }
+
+  let actionSelectTab = function () {
+    storeTimestamp();
+    gBrowser.selectedTab = gBrowser.tabs[1]
+    gBrowser.selectedTab = gBrowser.tabs[0]
+    checkTimestamp();
+    next();
+  }
+
+  let actionRemoveTab = function () {
+    storeTimestamp();
+    gBrowser.removeTab(gBrowser.tabs[1]);
+    checkTimestamp();
+    next();
+  }
+
+  let actions = [
+    {name: "add", func: actionAddTab},
+    {name: "move", func: actionMoveTab},
+    {name: "select", func: actionSelectTab},
+    {name: "remove", func: actionRemoveTab}
+  ];
+
+  let next = function () {
+    let action = actions.shift();
+
+    if (action) {
+      prefix = action.name;
+      action.func();
+    } else {
+      finish();
+    }
+  }
+
+  waitForExplicitFinish();
+
+  showTabView(function () {
+    cw = TabView.getContentWindow();
+    hideTabView(next);
+  });
+}