001    /*****************************************************************************
002     * Copyright (c) PicoContainer Organization. All rights reserved.            *
003     * ------------------------------------------------------------------------- *
004     * The software in this package is published under the terms of the BSD      *
005     * style license a copy of which has been included with this distribution in *
006     * the LICENSE.txt file.                                                     *
007     *                                                                           *
008     * Idea by Rachel Davies, Original code by Aslak Hellesoy and Paul Hammant   *
009     *****************************************************************************/
010    
011    package org.picocontainer.defaults;
012    
013    
014    import static org.junit.Assert.assertNotNull;
015    
016    import java.io.ByteArrayInputStream;
017    import java.io.ByteArrayOutputStream;
018    import java.io.IOException;
019    import java.io.ObjectInputStream;
020    import java.io.ObjectOutputStream;
021    import java.util.Properties;
022    
023    import org.junit.Test;
024    import org.picocontainer.DefaultPicoContainer;
025    import org.picocontainer.MutablePicoContainer;
026    import org.picocontainer.PicoContainer;
027    import org.picocontainer.PicoException;
028    import org.picocontainer.tck.AbstractPicoContainerTest;
029    
030    
031    /**
032     * @author Thomas Heller
033     * @author Paul Hammant
034     */
035    public class DefaultPicoContainerTreeSerializationTestCase extends AbstractPicoContainerTest {
036    
037        protected MutablePicoContainer createPicoContainer(PicoContainer parent) {
038            return new DefaultPicoContainer(parent);
039        }
040    
041        protected Properties[] getProperties() {
042            return new Properties[0];
043        }
044        
045        @Test public void testContainerIsDeserializableWithParent() throws PicoException,
046                                                                     IOException, ClassNotFoundException {
047    
048            PicoContainer parent = createPicoContainer(null);
049            MutablePicoContainer child = createPicoContainer(parent);
050    
051            ByteArrayOutputStream baos = new ByteArrayOutputStream();
052            ObjectOutputStream oos = new ObjectOutputStream(baos);
053    
054            oos.writeObject(child);
055    
056            ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(baos.toByteArray()));
057            child = (MutablePicoContainer) ois.readObject();
058            assertNotNull(child.getParent());
059        }
060    }