diff -r 000000000000 -r 6474c204b198 browser/devtools/debugger/test/browser_dbg_searchbox-help-popup-01.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/devtools/debugger/test/browser_dbg_searchbox-help-popup-01.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,60 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Make sure that the searchbox popup is displayed when focusing the searchbox,
+ * and hidden when the user starts typing.
+ */
+
+const TAB_URL = EXAMPLE_URL + "doc_script-switching-01.html";
+
+let gTab, gDebuggee, gPanel, gDebugger;
+let gSearchBox, gSearchBoxPanel;
+
+function test() {
+  initDebugger(TAB_URL).then(([aTab, aDebuggee, aPanel]) => {
+    gTab = aTab;
+    gDebuggee = aDebuggee;
+    gPanel = aPanel;
+    gDebugger = gPanel.panelWin;
+    gSearchBox = gDebugger.DebuggerView.Filtering._searchbox;
+    gSearchBoxPanel = gDebugger.DebuggerView.Filtering._searchboxHelpPanel;
+
+    waitForSourceAndCaretAndScopes(gPanel, "-02.js", 1)
+      .then(showPopup)
+      .then(hidePopup)
+      .then(() => resumeDebuggerThenCloseAndFinish(gPanel))
+      .then(null, aError => {
+        ok(false, "Got an error: " + aError.message + "\n" + aError.stack);
+      });
+
+    gDebuggee.firstCall();
+  });
+}
+
+function showPopup() {
+  is(gSearchBoxPanel.state, "closed",
+    "The search box panel shouldn't be visible yet.");
+
+  let finished = once(gSearchBoxPanel, "popupshown");
+  EventUtils.sendMouseEvent({ type: "click" }, gSearchBox, gDebugger);
+  return finished;
+}
+
+function hidePopup() {
+  is(gSearchBoxPanel.state, "open",
+    "The search box panel should be visible after searching started.");
+
+  let finished = once(gSearchBoxPanel, "popuphidden");
+  setText(gSearchBox, "#");
+  return finished;
+}
+
+registerCleanupFunction(function() {
+  gTab = null;
+  gDebuggee = null;
+  gPanel = null;
+  gDebugger = null;
+  gSearchBox = null;
+  gSearchBoxPanel = null;
+});