/*
* Encog(tm) Core Unit Tests v3.0 - Java Version
* http://www.heatonresearch.com/encog/
* http://code.google.com/p/encog-java/
* Copyright 2008-2011 Heaton Research, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
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* and trademarks visit:
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*/
package org.encog.persist;
import java.io.File;
import java.io.IOException;
import junit.framework.Assert;
import junit.framework.TestCase;
import org.encog.neural.thermal.BoltzmannMachine;
import org.encog.neural.thermal.HopfieldNetwork;
import org.encog.util.TempDir;
import org.encog.util.obj.SerializeObject;
public class TestPersistBoltzmann extends TestCase {
public final TempDir TEMP_DIR = new TempDir();
public final File EG_FILENAME = TEMP_DIR.createFile("encogtest.eg");
public final File SERIAL_FILENAME = TEMP_DIR.createFile("encogtest.ser");
public void testPersistEG()
{
BoltzmannMachine network = new BoltzmannMachine(4);
network.setWeight(1,1,1);
network.getThreshold()[2] = 2;
EncogDirectoryPersistence.saveObject(EG_FILENAME, network);
BoltzmannMachine network2 = (BoltzmannMachine)EncogDirectoryPersistence.loadObject(EG_FILENAME);
validateHopfield(network2);
}
public void testPersistSerial() throws IOException, ClassNotFoundException
{
BoltzmannMachine network = new BoltzmannMachine(4);
network.setWeight(1,1,1);
network.getThreshold()[2] = 2;
SerializeObject.save(SERIAL_FILENAME, network);
BoltzmannMachine network2 = (BoltzmannMachine)SerializeObject.load(SERIAL_FILENAME);
validateHopfield(network2);
}
private void validateHopfield(BoltzmannMachine network)
{
network.run();// at least see if it can run without an exception
Assert.assertEquals(4, network.getNeuronCount());
Assert.assertEquals(4, network.getCurrentState().size());
Assert.assertEquals(16, network.getWeights().length);
Assert.assertEquals(1.0,network.getWeight(1, 1));
Assert.assertEquals(2.0,network.getThreshold()[2]);
}
@Override
protected void tearDown() throws Exception {
super.tearDown();
TEMP_DIR.dispose();
}
}