messagetest.java

jxta_src_2.41b jxta 2.41b 最新版源码 from www.jxta.org

/*
 * $Id: MessageTest.java,v 1.1 2006/05/09 01:32:14 bondolo Exp $
 ********************
 *
 * Copyright (c) 2001 Sun Microsystems, Inc.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution,
 *    if any, must include the following acknowledgment:
 *       "This product includes software developed by the
 *       Sun Microsystems, Inc. for Project JXTA."
 *    Alternately, this acknowledgment may appear in the software itself,
 *    if and wherever such third-party acknowledgments normally appear.
 *
 * 4. The names "Sun", "Sun Microsystems, Inc.", "JXTA" and "Project JXTA" must
 *    not be used to endorse or promote products derived from this
 *    software without prior written permission. For written
 *    permission, please contact Project JXTA at http://www.jxta.org.
 *
 * 5. Products derived from this software may not be called "JXTA",
 *    nor may "JXTA" appear in their name, without prior written
 *    permission of Sun.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL SUN MICROSYSTEMS OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of Project JXTA.  For more
 * information on Project JXTA, please see
 * <http://www.jxta.org/>.
 *
 * This license is based on the BSD license adopted by the Apache Foundation.
 ********************
 */

package net.jxta.endpoint;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.FilterInputStream;
import java.io.InputStream;
import java.io.SequenceInputStream;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.Iterator;
import java.util.ListIterator;
import java.util.Vector;
import java.util.List;
import java.util.Set;

import java.io.IOException;
import java.util.ConcurrentModificationException;

import junit.framework.*;

import net.jxta.document.MimeMediaType;
import net.jxta.endpoint.Message;
import net.jxta.endpoint.MessageElement;
import net.jxta.endpoint.StringMessageElement;


/**
 *
 * @author mike
 */
public class MessageTest extends TestCase {
    
    public MessageTest(java.lang.String testName) {
        super(testName);
    }
    
    public static void main(java.lang.String[] args) {
        junit.textui.TestRunner.run(suite());
        
        System.err.flush();
        System.out.flush();
    }
    
    public static Test suite() {
        TestSuite suite = new TestSuite(MessageTest.class);
        return suite;
    }
    
    /**
     *   Tests Default Namespace
     **/
    public void testMessageDefaultNamespaces() {
        Message msg1 = new Message();
        Message msg2 = new Message( "default" );
        
        assertTrue( !msg1.getDefaultNamespace().equals( msg2.getDefaultNamespace() ) );
        
        MessageElement elm1 = new StringMessageElement( "element1", "test1", null );
        MessageElement elm2 = new StringMessageElement( "element1", "test2", null );
        
        msg1.addMessageElement( elm1 );
        msg2.addMessageElement( elm1 );
        msg1.addMessageElement( "not-default", elm2 );
        msg2.addMessageElement( "not-default", elm2 );
        
        assertTrue( "Messages should not be equal", !msg1.equals( msg2 ) );
    }
    
    /**
     *   Tests Simple AddElement
     **/
    public void testMessageAddGetElement() {
        Message msg1 = new Message();
        List    list = new ArrayList();
        
        MessageElement elm1 = new StringMessageElement( "element1", "test1", null );
        MessageElement elm2 = new StringMessageElement( "element1", "test2", null );
        
        int initialModCount = msg1.getMessageModCount();
        
        msg1.addMessageElement( elm1 );
        int firstElementModCount = msg1.getMessageModCount();
        
        assertTrue( "element was added, modcounts should differ", initialModCount != firstElementModCount );
        
        msg1.addMessageElement( "not-default", elm2 );
        int secondElementModCount = msg1.getMessageModCount();
        
        assertTrue( "element was added, modcounts should differ", firstElementModCount != secondElementModCount );
        
        assertTrue( "message should have had an element1 in default namespace", elm1 == msg1.getMessageElement( null, "element1" ) );
        assertTrue( "message should have had an element1 in non-default namespace",  elm2 == msg1.getMessageElement( "not-default", "element1" ) );
        assertTrue( "message should not have had an element bogus",  null == msg1.getMessageElement( "bogus" ) );
        assertTrue( "message should not have had an element bogus",  null == msg1.getMessageElement( null, "bogus" ) );
        assertTrue( "message should not have had an element bogus",  null == msg1.getMessageElement( "not-default", "bogus" ) );
    }
    
    /**
     *    tests the clear method
     **/
    public void testMessageClear() {
        Message msg1 = new Message();
        
        MessageElement elm1 = new StringMessageElement( "element1", "test1", null );
        
        int initialModCount = msg1.getMessageModCount();
        
        msg1.addMessageElement( elm1 );
        
        int afterAddModCount = msg1.getMessageModCount();
        
        assertTrue( "element was added, modcounts should differ", initialModCount != afterAddModCount );
        
        Iterator elements = msg1.getMessageElements();
        
        assertTrue( "message should have had an element", elements.hasNext() );
        
        msg1.clear();
        
        int afterClearModCount = msg1.getMessageModCount();
        
        assertTrue( "cleared, modcounts should differ", afterAddModCount != afterClearModCount );
        
        elements = msg1.getMessageElements();
        
        assertTrue( "message should not have had an element", !elements.hasNext() );
    }
    
    /**
     *    tests the getMessageElements iterator
     **/
    public void testMessageGetMessageElements() {
        Message msg1 = new Message();
        List    list = new ArrayList();
        List    namespaces = new ArrayList();
        
        MessageElement elm1 = new StringMessageElement( "element1", "test1", null );
        MessageElement elm2 = new StringMessageElement( "element2", "test2", null );
        
        msg1.addMessageElement( elm1 );
        list.add( elm1 );
        namespaces.add( "" );
        msg1.addMessageElement( "not-default", elm1 );
        list.add( elm1 );
        namespaces.add( "not-default" );
        msg1.addMessageElement( "not-default", elm2 );
        list.add( elm2 );
        namespaces.add( "not-default" );
        msg1.addMessageElement( "not-default", elm2 );
        list.add( elm2 );
        namespaces.add( "not-default" );
        
        // check if all of the elements are returned
        Message.ElementIterator eachElement = msg1.getMessageElements();
        Iterator eachListElement = list.iterator();
        Iterator eachNamesElement = namespaces.iterator();
        
        while( eachElement.hasNext() ) {
            MessageElement aElement = (MessageElement) eachElement.next();
            MessageElement aListElement = (MessageElement) eachListElement.next();
            
            assertTrue( "namespaces should have matched", eachElement.getNamespace().equals( eachNamesElement.next() ) );
            assertTrue( "should be the same element", aElement == aListElement );
            assertTrue( "elements should be equal", aElement.equals( aListElement ) );
        }
        
        assertTrue( "iterators should have ended at the same time", !eachListElement.hasNext() );
    }
    
    /**
     *    tests the getMessageElements( String ) iterator
     **/
    public void testMessageGetMessageElementsNamed() {
        Message msg1 = new Message();
        List    list = new ArrayList();
        List    namespaces = new ArrayList();
        
        MessageElement elm1 = new StringMessageElement( "element1", "test1", null );
        MessageElement elm2 = new StringMessageElement( "element2", "test2", null );
        
        msg1.addMessageElement( elm1 );
        list.add( elm1 );
        namespaces.add( "" );
        msg1.addMessageElement( "not-default", elm1 );
        list.add( elm1 );
        namespaces.add( "not-default" );
        
        // check if all of the elements are returned
        Message.ElementIterator eachElement = msg1.getMessageElements( "element1" );
        Iterator eachListElement = list.iterator();
        Iterator eachNamesElement = namespaces.iterator();
        
        while( eachElement.hasNext() ) {
            MessageElement aElement = (MessageElement) eachElement.next();
            MessageElement aListElement = (MessageElement) eachListElement.next();
            
            assertTrue( "elements should have the same name", "element1".equals( aElement.getElementName() ) );
            assertTrue( "elements should be in the same namespace", eachElement.getNamespace().equals( eachNamesElement.next() ) );
            assertTrue( "should be the same element", aElement == aListElement );
            assertTrue( "elements should be equal", aElement.equals( aListElement ) );
        }
        
        assertTrue( "iterators should have ended at the same time", !eachListElement.hasNext() );
    }
    
    /**
     *    tests the getMessageElementsOfNamespace iterator
     **/
    public void testMessagegeGetMessageElementsOfNamespace() {
        Message msg1 = new Message();
        List    list = new ArrayList();
        
        MessageElement elm1 = new StringMessageElement( "element1", "test1", null );
        MessageElement elm2 = new StringMessageElement( "element2", "test2", null );
        
        msg1.addMessageElement( elm1 );
        msg1.addMessageElement( "not-default", elm1 );
        list.add( elm1 );
        msg1.addMessageElement( "not-default", elm2 );
        list.add( elm2 );
        msg1.addMessageElement( "not-default", elm2 );
        list.add( elm2 );
        
        // check if all of the elements of the namespace "not-default" are returned.
        Message.ElementIterator eachElement = msg1.getMessageElementsOfNamespace( "not-default" );
        Iterator eachListElement = list.iterator();
        
        while( eachElement.hasNext() ) {
            MessageElement aElement = (MessageElement) eachElement.next();
            MessageElement aListElement = (MessageElement) eachListElement.next();
            
            assertTrue( "elements should be in the same namespace", eachElement.getNamespace().equals( "not-default" ) );
            assertTrue( "should be the same element", aElement == aListElement );
            assertTrue( "elements should be equal", aElement.equals( aListElement ) );
        }
        
        assertTrue( "iterators should have ended at the same time", !eachListElement.hasNext() );
    }
    
    /**
     *    tests the getMessageElements Mimetype iterator
     **/
    public void testMessagegeGetMessageElementsMimeType() {
        Message msg1 = new Message();
        List    list = new ArrayList();
        MimeMediaType foo = MimeMediaType.valueOf( "text/foo");
        MimeMediaType bar = MimeMediaType.valueOf( "text/bar");
        
        MessageElement elm1 = new ByteArrayMessageElement( "element1", foo, "test1".getBytes(), null );
        MessageElement elm2 = new ByteArrayMessageElement( "element2", bar, "test2".getBytes(), null );
        
        msg1.addMessageElement( elm1 );
        list.add( elm1 );
        msg1.addMessageElement( "not-default", elm1 );
        list.add( elm1 );
        msg1.addMessageElement( "not-default", elm2 );
        msg1.addMessageElement( "not-default", elm2 );
        
        // check if all of the elements matching type "foo" are returned.
        Message.ElementIterator eachElement = msg1.getMessageElements( foo );
        Iterator eachListElement = list.iterator();
        
        while( eachElement.hasNext() ) {
            MessageElement aElement = (MessageElement) eachElement.next();
            
            assertTrue( "Should still be contents in the test vector.", eachListElement.hasNext() );
            MessageElement aListElement = (MessageElement) eachListElement.next();
            
            assertTrue( "Should be the correct mime type", aElement.getMimeType().equals(foo) );
            assertTrue( "Should be the same element", aElement == aListElement );
            assertTrue( "Elements should be equal", aElement.equals( aListElement ) );
        }
        
        assertTrue( "iterators should have ended at the same time", !eachListElement.hasNext() );
    }
    
    /**
     *    tests the getMessageElements Mimetype iterator
     **/
    public void testMessagegeGetMessageElementsNamespaceMimeType() {
        Message msg1 = new Message();
        List    list = new ArrayList();
        MimeMediaType foo = MimeMediaType.valueOf( "text/foo");
        MimeMediaType bar = MimeMediaType.valueOf( "text/bar");
        
        MessageElement elm1 = new ByteArrayMessageElement( "element1", foo, "test1".getBytes(), null );
        MessageElement elm2 = new ByteArrayMessageElement( "element2", bar, "test2".getBytes(), null );
        
        msg1.addMessageElement( elm1 );
        msg1.addMessageElement( "not-default", elm1 );
        list.add( elm1 );
        msg1.addMessageElement( "not-default", elm1 );
        list.add( elm1 );
        msg1.addMessageElement( "not-default", elm2 );
        msg1.addMessageElement( "not-default", elm2 );
        
        // check if all of the elements matching type "foo" are returned.