diff -r 000000000000 -r 6474c204b198 browser/components/tabview/test/browser_tabview_bug625195.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/components/tabview/test/browser_tabview_bug625195.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,58 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+function test() {
+  is(gBrowser.tabs.length, 1, "Only one tab exist");
+
+  let originalTab = gBrowser.tabs[0];
+
+  popup(originalTab);
+  ok(!document.getElementById("context_closeTab").disabled, "The 'Close tab' menu item is enabled");
+  ok(document.getElementById("context_openTabInWindow").disabled, "The 'Move to New Window' menu item is disabled");
+
+  let newTabOne = gBrowser.addTab("about:blank", {skipAnimation: true});
+
+  waitForExplicitFinish();
+
+  showTabView(function() {
+    registerCleanupFunction(function () {
+      while (gBrowser.tabs.length > 1)
+        gBrowser.removeTab(gBrowser.tabs[1]);
+      TabView.hide();
+    });
+
+    let contentWindow = TabView.getContentWindow();
+    is(contentWindow.GroupItems.groupItems.length, 1, "Has one group only");
+
+    let tabItems = contentWindow.GroupItems.groupItems[0].getChildren();
+    ok(tabItems.length, 2, "There are two tabItems in this group");
+
+    whenTabViewIsHidden(function() {
+      popup(gBrowser.tabs[0]);
+
+      ok(!document.getElementById("context_closeTab").disabled, "The 'Close tab' menu item is enabled");
+      ok(!document.getElementById("context_openTabInWindow").disabled, "The 'Move to New Window' menu item is enabled");
+
+      let newTabTwo = gBrowser.selectedTab;
+      gBrowser.selectedTab = originalTab;
+
+      gBrowser.removeTab(newTabOne);
+      gBrowser.removeTab(newTabTwo);
+
+      finish();
+    });
+    let newGroup = contentWindow.GroupItems.newGroup();
+    newGroup.newTab();
+  });
+}
+
+function popup(tab) {
+  let menu = document.getElementById("tabContextMenu");
+  var evt = new Event("");
+  tab.dispatchEvent(evt);
+  menu.openPopup(tab, "end_after", 0, 0, true, false, evt);
+  TabContextMenu.updateContextMenu(menu);
+  is(TabContextMenu.contextTab, tab, "TabContextMenu context is the expected tab");
+  menu.hidePopup();
+}
+