Add tests for panel app icon functionaility.

chrome/browser/ui/gtk/panels/panel_gtk.cc

 // 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.
 
 #include "chrome/browser/ui/gtk/panels/panel_gtk.h"
 
 #include <gdk/gdk.h>
 #include <gdk/gdkkeysyms.h>
 #include <X11/XF86keysym.h>
 
@@ skipping 1010 matching lines @@
  private:
   virtual void PressLeftMouseButtonTitlebar(
       const gfx::Point& mouse_location, panel::ClickModifier modifier) OVERRIDE;
   virtual void ReleaseMouseButtonTitlebar(
       panel::ClickModifier modifier) OVERRIDE;
   virtual void DragTitlebar(const gfx::Point& mouse_location) OVERRIDE;
   virtual void CancelDragTitlebar() OVERRIDE;
   virtual void FinishDragTitlebar() OVERRIDE;
   virtual bool VerifyDrawingAttention() const OVERRIDE;
   virtual bool VerifyActiveState(bool is_active) OVERRIDE;
+  virtual bool VerifyAppIcon() const OVERRIDE;
   virtual void WaitForWindowCreationToComplete() const OVERRIDE;
   virtual bool IsWindowSizeKnown() const OVERRIDE;
   virtual bool IsAnimatingBounds() const OVERRIDE;
   virtual bool IsButtonVisible(
       panel::TitlebarButtonType button_type) const OVERRIDE;
 
   PanelGtk* panel_gtk_;
 };
 
 NativePanelTesting* PanelGtk::CreateNativePanelTesting() {
@@ skipping 63 matching lines @@
 
 bool GtkNativePanelTesting::VerifyDrawingAttention() const {
   return panel_gtk_->IsDrawingAttention();
 }
 
 bool GtkNativePanelTesting::VerifyActiveState(bool is_active) {
   // TODO(jianli): to be implemented. http://crbug.com/102737
   return false;
 }
 
+bool GtkNativePanelTesting::VerifyAppIcon() const {
+  GdkPixbuf* icon = gtk_window_get_icon(panel_gtk_->GetNativePanelHandle());
+  return icon &&
+         gdk_pixbuf_get_width(icon) == panel::kPanelAppIconSize &&
+         gdk_pixbuf_get_height(icon) == panel::kPanelAppIconSize;
+}
+
 void GtkNativePanelTesting::WaitForWindowCreationToComplete() const {
   while (GetFrameSize().IsEmpty())
     MessageLoopForUI::current()->RunAllPending();
 }
 
 bool GtkNativePanelTesting::IsWindowSizeKnown() const {
   return !GetFrameSize().IsEmpty();
 }
 
 bool GtkNativePanelTesting::IsAnimatingBounds() const {
@@ skipping 13 matching lines @@
       break;
     case panel::RESTORE_BUTTON:
       button = titlebar->restore_button();
       break;
     default:
       NOTREACHED();
       return false;
   }
   return gtk_widget_get_visible(button->widget());
 }