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    import java.io.ByteArrayInputStream;
014    import java.io.ByteArrayOutputStream;
015    import java.io.IOException;
016    import java.io.ObjectInputStream;
017    import java.io.ObjectOutputStream;
018    import java.util.Properties;
019    
020    import org.picocontainer.MutablePicoContainer;
021    import org.picocontainer.PicoContainer;
022    import org.picocontainer.PicoException;
023    import org.picocontainer.DefaultPicoContainer;
024    import org.picocontainer.Characteristics;
025    import org.picocontainer.tck.AbstractPicoContainerTestCase;
026    
027    /**
028     * @author Thomas Heller
029     * @author Paul Hammant
030     */
031    public class DefaultPicoContainerTreeSerializationTestCase extends AbstractPicoContainerTestCase {
032        protected MutablePicoContainer createPicoContainer(PicoContainer parent) {
033            return new DefaultPicoContainer(parent);
034        }
035    
036        protected Properties[] getProperties() {
037            return new Properties[0];
038        }
039        
040        public void testContainerIsDeserializableWithParent() throws PicoException,
041                                                                     IOException, ClassNotFoundException {
042    
043            PicoContainer parent = createPicoContainer(null);
044            MutablePicoContainer child = createPicoContainer(parent);
045    
046            ByteArrayOutputStream baos = new ByteArrayOutputStream();
047            ObjectOutputStream oos = new ObjectOutputStream(baos);
048    
049            oos.writeObject(child);
050    
051            ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(baos.toByteArray()));
052            child = (MutablePicoContainer) ois.readObject();
053            assertNotNull(child.getParent());
054        }
055    }