modeltestcase.java

著名的开源仿真软件yale

/*
 *  YALE - Yet Another Learning Environment
 *  Copyright (C) 2002, 2003
 *      Simon Fischer, Ralf Klinkenberg, Ingo Mierswa, 
 *          Katharina Morik, Oliver Ritthoff
 *      Artificial Intelligence Unit
 *      Computer Science Department
 *      University of Dortmund
 *      44221 Dortmund,  Germany
 *  email: [e-mail]
 *  web:   http://yale.cs.uni-dortmund.de/
 *
 *  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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 *  USA.
 */
package edu.udo.cs.yale.operator.learner.test;

import edu.udo.cs.yale.test.TestCase;
import edu.udo.cs.yale.operator.learner.*;
import junit.framework.AssertionFailedError;

import java.io.*;

public abstract class ModelTestCase extends TestCase {

    /** Writes a model to a byte array buffer, re-reads it from the buffer 
     *  using {@link Model#readModel(ObjectInputStream)} and compares it with the original. */
    public void testSave(Model model) throws Exception {
	ByteArrayOutputStream out = new ByteArrayOutputStream();
	model.writeModel(new ObjectOutputStream(out));

	Model other = Model.readModel(new ObjectInputStream(new ByteArrayInputStream(out.toByteArray())));
	if (other == null) throw new AssertionFailedError("Reread model is null ("+model.getClass().getName()+")!");
	assertEquals("Wrong class of reread model!", model.getClass(), other.getClass());
	assertEquals("Reread '"+model.getClass().getName()+"'", model, other);
    }
}