Adding unit tests for maximize menu

ash/wm/workspace/frame_maximize_button.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef ASH_WM_WORKSPACE_FRAME_MAXIMIZE_BUTTON_H_
 #define ASH_WM_WORKSPACE_FRAME_MAXIMIZE_BUTTON_H_
 
 #include "ash/ash_export.h"
 #include "ash/wm/workspace/snap_types.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 45 matching lines @@
   // ImageButton overrides:
   virtual bool OnMousePressed(const ui::MouseEvent& event) OVERRIDE;
   virtual void OnMouseEntered(const ui::MouseEvent& event) OVERRIDE;
   virtual void OnMouseExited(const ui::MouseEvent& event) OVERRIDE;
   virtual bool OnMouseDragged(const ui::MouseEvent& event) OVERRIDE;
   virtual void OnMouseReleased(const ui::MouseEvent& event) OVERRIDE;
   virtual void OnMouseCaptureLost() OVERRIDE;
   virtual ui::GestureStatus OnGestureEvent(
       const views::GestureEvent& event) OVERRIDE;
 
+  // Unit test overwrite: Change the UI delay used for the bubble show up.
+  void set_bubble_appearance_delay_ms(int bubble_appearance_delay_ms) {
+    bubble_appearance_delay_ms_ = bubble_appearance_delay_ms;
+  }
+
+  // Unit test accessor for the maximize bubble.
+  MaximizeBubbleController* maximizer() { return maximizer_.get(); }
+
+  // Unit test to see if phantom window is open.
+  bool phantom_window_open() { return phantom_window_.get() != NULL; }
+
  private:
   class EscapeEventFilter;
 
   // Initializes the snap-gesture based on the event. This should only be called
   // when the event is confirmed to have started a snap gesture.
   void ProcessStartEvent(const ui::LocatedEvent& event);
 
   // Updates the snap-state based on the current event. This should only be
   // called after the snap gesture has already started.
   void ProcessUpdateEvent(const ui::LocatedEvent& event);
@@ skipping 53 matching lines @@
   SnapType snap_type_;
 
   scoped_ptr<internal::SnapSizer> snap_sizer_;
 
   scoped_ptr<EscapeEventFilter> escape_event_filter_;
 
   base::OneShotTimer<FrameMaximizeButton> update_timer_;
 
   scoped_ptr<MaximizeBubbleController> maximizer_;
 
+  // The delay of the bubble appearance.
+  int bubble_appearance_delay_ms_;
+
   DISALLOW_COPY_AND_ASSIGN(FrameMaximizeButton);
 };
 
 }  // namespace ash
 
 #endif  // ASH_WM_WORKSPACE_FRAME_MAXIMIZE_BUTTON_H_