TestTaskBarStartup.java example

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/*
 * org.openmicroscopy.shoola.env.ui.TestTaskBarStartup
 *
 *------------------------------------------------------------------------------
 *  Copyright (C) 2006 University of Dundee. All rights reserved.
 *
 *
 * 	This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *  
 *  You should have received a copy of the GNU General Public License along
 *  with this program; if not, write to the Free Software Foundation, Inc.,
 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 *------------------------------------------------------------------------------
 */

package org.openmicroscopy.shoola.env.ui;


//Java imports

//Third-party libraries
import java.awt.HeadlessException;

import junit.framework.TestCase;

//Application-internal dependencies
import org.openmicroscopy.shoola.env.Container;
import org.openmicroscopy.shoola.env.init.AgentsInit;
import org.openmicroscopy.shoola.env.init.CacheInit;
import org.openmicroscopy.shoola.env.init.ContainerConfigInit;
import org.openmicroscopy.shoola.env.init.DataServicesInit;
import org.openmicroscopy.shoola.env.init.FakeAgentsInit;
import org.openmicroscopy.shoola.env.init.FakeCacheInit;
import org.openmicroscopy.shoola.env.init.FakeDataServicesInit;
import org.openmicroscopy.shoola.env.init.FakeInitializer;
import org.openmicroscopy.shoola.env.init.FakeLoggerInit;
import org.openmicroscopy.shoola.env.init.FakeLoginServiceInit;
import org.openmicroscopy.shoola.env.init.FakeTaskBarInit;
import org.openmicroscopy.shoola.env.init.LoggerInit;
import org.openmicroscopy.shoola.env.init.LoginServiceInit;
import org.openmicroscopy.shoola.env.init.NullContainerConfigInit;
import org.openmicroscopy.shoola.env.init.NullSplashScreenInit;
import org.openmicroscopy.shoola.env.init.SplashScreenInit;
import org.openmicroscopy.shoola.env.init.TaskBarInit;

/** 
 * Verifies that the {@link TaskBar} is displayed on screen at the end of the
 * {@link org.openmicroscopy.shoola.env.Container}'s initialization procedure.
 * The {@link org.openmicroscopy.shoola.env.Container} is set to operate with
 * Null services and a {@link org.openmicroscopy.shoola.env.ui.MockTaskBar}.
 *
 * @author  Jean-Marie Burel     
 * 				<a href="mailto:j.burel@dundee.ac.uk">j.burel@dundee.ac.uk</a>
 * @author  <br>Andrea Falconi     
 * 				<a href="mailto:a.falconi@dundee.ac.uk">
 * 					a.falconi@dundee.ac.uk</a>
 * @version 2.2
 * <small>
 * (<b>Internal version:</b> $Revision$ $Date$)
 * </small>
 * @since OME2.2
 */
public class TestTaskBarStartup
    extends TestCase
{
    
    //Mock object used to verify that the TaskBar::open method is invoked
    //at the end of the startup procedure.
    private MockTaskBar     taskBar;
    
    
    protected void setUp()
    {
        //Create the mock.
        taskBar = new MockTaskBar();
        
        //Replace the initialization tasks that create services which depend
        //on external resources with tasks that create no-op services instead.
        FakeInitializer.replaceInitTask(AgentsInit.class, FakeAgentsInit.class);
        FakeInitializer.replaceInitTask(LoginServiceInit.class, 
                                        FakeLoginServiceInit.class);
        FakeInitializer.replaceInitTask(DataServicesInit.class, 
                                        FakeDataServicesInit.class);
        FakeInitializer.replaceInitTask(LoggerInit.class, 
                                        FakeLoggerInit.class);
        FakeInitializer.replaceInitTask(TaskBarInit.class, 
                                        FakeTaskBarInit.class);
        FakeInitializer.replaceInitTask(ContainerConfigInit.class,
                                        NullContainerConfigInit.class);
        FakeInitializer.replaceInitTask(SplashScreenInit.class,
                                        NullSplashScreenInit.class);
        FakeInitializer.replaceInitTask(CacheInit.class, FakeCacheInit.class);
        
        //All FakeXXXInit classes will use, by default, Null objects to
        //replace services.  It is possible to modify this default behavior
        //by specifying a different service implementation to the static
        //fields in those classes.  In our case, we need a MockTaskBar
        //insead of a NullTaskBar.
        FakeTaskBarInit.taskBar = taskBar;
    }
    
    public void test()
    {
        //Set up expexted calls on the mock.
        //taskBar.open();
        
        //Transition the mock to verification mode.
        taskBar.activate();
        
        //Test.  Note that we don't start the container with the same
        //method invoked in main (startup method).  This avoids threads
        //headaches.
        try {
        	Container.startupInTestMode("");  //Root directory taken as home.
		} catch (HeadlessException e) {
			//Ignore in test mode.
			return;
		}
        
        
        //Make sure all expected calls were performed.
        taskBar.verify();
    }
    
}