[Mocklib-checkins] mocklib3/input/javasrc/biz/xsoftware/examples/socket TestExample.java, NONE, 1.1 SysUnderTest.java, NONE, 1.1 OtherSubsystem.java, NONE, 1.1 TCPSocket.java, NONE, 1.1 TCPSocketImpl.java, NONE, 1.1 MockServer.java.bak, 1.1, NONE SysUnderTest.java.bak, 1.1, NONE TesExample.java.bak, 1.1, NONE OtherSubsystem.java.bak, 1.1, NONE TCPSocket.java.bak, 1.1, NONE TCPSocketImpl.java.bak, 1.1, NONE TCPSocketMock.java.bak, 1.1, NONE

[Nobody <fas...@us...>]

Update of /cvsroot/mocklib/mocklib3/input/javasrc/biz/xsoftware/examples/socket
In directory sc8-pr-cvs7.sourceforge.net:/tmp/cvs-serv28952/input/javasrc/biz/xsoftware/examples/socket

Added Files:
	TestExample.java SysUnderTest.java OtherSubsystem.java 
	TCPSocket.java TCPSocketImpl.java 
Removed Files:
	MockServer.java.bak SysUnderTest.java.bak TesExample.java.bak 
	OtherSubsystem.java.bak TCPSocket.java.bak 
	TCPSocketImpl.java.bak TCPSocketMock.java.bak 
Log Message:
add behavior example and fix socket example.

--- MockServer.java.bak DELETED ---

--- TCPSocket.java.bak DELETED ---

--- TCPSocketMock.java.bak DELETED ---

--- TCPSocketImpl.java.bak DELETED ---

--- NEW FILE: OtherSubsystem.java ---
package biz.xsoftware.examples.socket;

import java.nio.ByteBuffer;

public interface OtherSubsystem {

	public ByteBuffer getUserData(int id);

	public void failedToSendUser(int id);
	
}

--- NEW FILE: TestExample.java ---
/*
 * Created on Jun 28, 2004
 *
 * To change the template for this generated file go to
 * Window - Preferences - Java - Code Generation - Code and Comments
 */
package biz.xsoftware.examples.socket;

import java.io.IOException;
import java.nio.ByteBuffer;

import junit.framework.TestCase;
import biz.xsoftware.mock.CalledMethod;
import biz.xsoftware.mock.MockObject;
import biz.xsoftware.mock.MockObjectFactory;

/**
 * JUnit Suite of TestCases for demonstrating mocking out socket
 * interfaces to test network failures.
 * 
 * @author Dean Hiller
 */
public class TestExample extends TestCase {
	
	private SysUnderTest sysUnderTest;
	private MockObject mockSubsys;
	private MockObject mockSocket;

	/**
	 * @showcode
	 */
	public TestExample(String name) {
		super(name);
	}
	/**
	 * @showcode
	 */
	public void setUp() throws Exception {
		mockSubsys = MockObjectFactory.createMock(OtherSubsystem.class);
		mockSocket = MockObjectFactory.createMock(TCPSocket.class);
		
		sysUnderTest = new SysUnderTest((TCPSocket)mockSocket, (OtherSubsystem)mockSubsys);
	}
	/**
	 * @showcode
	 */
	public void tearDown() throws IOException {

	}
	
	/**
	 * Test that upon network problems like IOException when writing to server
	 * that other subsystems get cleaned up properly.  The simple test below 
	 * shows how this can be done and extended to more complicated network
	 * recovery algorithms.
	 * 
	 * @showcode
	 */
	public void testNetworkProblems() {
		mockSocket.addThrowException(new IOException("problems writing to server"), "write");
		ByteBuffer buffer = ByteBuffer.allocate(100);
		buffer.put(new byte[] { 1, 2, 3, 4});
		buffer.flip();
		mockSubsys.addReturnValue(buffer, "getUserData");
		
		int id = 10;
		sysUnderTest.sendUserToServer(10);
		
		CalledMethod[] methods = mockSubsys.expect("getUserData", "failedToSendUser");
		CalledMethod getUserData = methods[0];
		CalledMethod failedToSend = methods[1];
		
		assertEquals(new Integer(id), getUserData.getAllParams()[0]);
		assertEquals(new Integer(id), failedToSend.getParameter(0));
	}

	
}

--- SysUnderTest.java.bak DELETED ---

--- NEW FILE: TCPSocketImpl.java ---
/*
 * Created on Jul 3, 2004
 *
 * To change the template for this generated file go to
 * Window - Preferences - Java - Code Generation - Code and Comments
 */
package biz.xsoftware.examples.socket;

import java.io.IOException;
import java.net.Socket;
import java.nio.ByteBuffer;

/**
 * The real implementation behind TCPSocket.
 * 
 * @author Dean Hiller
 */
public class TCPSocketImpl implements TCPSocket {

	private Socket socket;
	/**
	 * @showcode
	 */
	public TCPSocketImpl(Socket s) {
		socket = s;
	}

	/**
	 * @see biz.xsoftware.examples.socket.TCPSocket#read(java.nio.ByteBuffer)
	 * @showcode
	 */
	public int read(ByteBuffer b) throws IOException {
		return socket.getChannel().read(b);
	}

	/**
	 * @see biz.xsoftware.examples.socket.TCPSocket#write(java.nio.ByteBuffer)
	 * @showcode
	 */
	public int write(ByteBuffer b) throws IOException {
		return socket.getChannel().write(b);
	}
}

--- NEW FILE: SysUnderTest.java ---
/*
 * Created on Jul 3, 2004
 *
 * To change the template for this generated file go to
 * Window - Preferences - Java - Code Generation - Code and Comments
 */
package biz.xsoftware.examples.socket;

import java.io.IOException;
import java.nio.ByteBuffer;

/**
 * SysUnderTest that uses TCPSockets to talk to a server.
 * 
 * @author Dean Hiller
 */
public class SysUnderTest {

	private TCPSocket s;
	private OtherSubsystem userService;

	/**
	 * @showcode
	 */
	public SysUnderTest(TCPSocket s, OtherSubsystem userSvc) {
		this.s = s;
		this.userService = userSvc;
	}

	/**
	 * @showcode
	 */
	public void sendUserToServer(int id) {
		ByteBuffer userData = userService.getUserData(id);

		try {
			s.write(userData);
		} catch(IOException e) {
			userService.failedToSendUser(id);
		}
	}
}

--- TesExample.java.bak DELETED ---

--- OtherSubsystem.java.bak DELETED ---

--- NEW FILE: TCPSocket.java ---
/*
 * Created on Jul 3, 2004
 *
 * To change the template for this generated file go to
 * Window - Preferences - Java - Code Generation - Code and Comments
 */
package biz.xsoftware.examples.socket;

import java.io.IOException;
import java.nio.ByteBuffer;

/**
 * Abstraction of a Socket to allow testing.
 * 
 * @author Dean Hiller
 */
public interface TCPSocket {

	public int read(ByteBuffer b) throws IOException;
	
	public int write(ByteBuffer b) throws IOException;
}