diff -r 000000000000 -r 6474c204b198 browser/components/search/test/browser_405664.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/components/search/test/browser_405664.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,29 @@
+function test() {
+  var searchBar = BrowserSearch.searchBar;
+  ok(searchBar, "got search bar");
+  
+  searchBar.focus();
+
+  var pbo = searchBar._popup.popupBoxObject;
+  ok(pbo, "popup is nsIPopupBoxObject");
+
+  EventUtils.synthesizeKey("VK_UP", { altKey: true });
+  is(pbo.popupState, "showing", "popup is opening after Alt+Up");
+
+  EventUtils.synthesizeKey("VK_ESCAPE", {});
+  is(pbo.popupState, "closed", "popup is closed after ESC");
+
+  EventUtils.synthesizeKey("VK_DOWN", { altKey: true });
+  is(pbo.popupState, "showing", "popup is opening after Alt+Down");
+
+  EventUtils.synthesizeKey("VK_ESCAPE", {});
+  is(pbo.popupState, "closed", "popup is closed after ESC 2");
+
+  if (!/Mac/.test(navigator.platform)) {
+    EventUtils.synthesizeKey("VK_F4", {});
+    is(pbo.popupState, "showing", "popup is opening after F4");
+
+    EventUtils.synthesizeKey("VK_ESCAPE", {});
+    is(pbo.popupState, "closed", "popup is closed after ESC 3");
+  }
+}