/* | |
* Copyright 2007 the original author or authors. | |
* | |
* 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. | |
*/ | |
package org.mockftpserver.stub; | |
import org.apache.commons.net.ftp.FTPClient; | |
import org.slf4j.Logger; | |
import org.slf4j.LoggerFactory; | |
import org.mockftpserver.core.command.Command; | |
import org.mockftpserver.core.command.CommandNames; | |
import org.mockftpserver.core.command.InvocationRecord; | |
import org.mockftpserver.core.session.Session; | |
import org.mockftpserver.stub.command.AbstractStubCommandHandler; | |
import org.mockftpserver.test.AbstractTestCase; | |
import org.mockftpserver.test.IntegrationTest; | |
import org.mockftpserver.test.PortTestUtil; | |
/** | |
* StubFtpServer tests for multiple FTP clients using the Apache Jakarta Commons Net FTP client. | |
* | |
* @version $Revision$ - $Date$ | |
* | |
* @author Chris Mair | |
*/ | |
public final class StubFtpServer_MultipleClientsIntegrationTest extends AbstractTestCase implements | |
IntegrationTest { | |
private static final Logger LOG = LoggerFactory.getLogger(StubFtpServer_MultipleClientsIntegrationTest.class); | |
private static final String SERVER = "localhost"; | |
// Custom CommandHandler for PWD so that we can verify unique session-specific responses. | |
// Send back the hashCode for the Session as the reply text. | |
private static class CustomPwdCommandHandler extends AbstractStubCommandHandler { | |
protected void handleCommand(Command command, Session session, InvocationRecord invocationRecord) throws Exception { | |
String replyText = quotes(Integer.toString(session.hashCode())); | |
sendReply(session, 257, null, replyText, null); | |
} | |
} | |
private StubFtpServer stubFtpServer; | |
private FTPClient ftpClient1; | |
private FTPClient ftpClient2; | |
private FTPClient ftpClient3; | |
/** | |
* Test that multiple simultaneous clients can connect and establish sessions. | |
*/ | |
public void testMultipleClients() throws Exception { | |
// Connect from client 1 | |
LOG.info("connect() to ftpClient1"); | |
ftpClient1.connect(SERVER, PortTestUtil.getFtpServerControlPort()); | |
String sessionId1 = ftpClient1.printWorkingDirectory(); | |
LOG.info("PWD(1) reply =[" + sessionId1 + "]"); | |
// Connect from client 2 | |
LOG.info("connect() to ftpClient2"); | |
ftpClient2.connect(SERVER, PortTestUtil.getFtpServerControlPort()); | |
String sessionId2 = ftpClient2.printWorkingDirectory(); | |
LOG.info("PWD(2) reply =[" + sessionId2 + "]"); | |
// Connect from client 3 | |
LOG.info("connect() to ftpClient3"); | |
ftpClient3.connect(SERVER, PortTestUtil.getFtpServerControlPort()); | |
String sessionId3 = ftpClient3.printWorkingDirectory(); | |
LOG.info("PWD(3) reply =[" + sessionId3 + "]"); | |
// Make sure all session ids are unique | |
assertNotSame("sessionId1 vs sessionId2", sessionId1, sessionId2); | |
assertNotSame("sessionId2 vs sessionId3", sessionId2, sessionId3); | |
assertNotSame("sessionId1 vs sessionId3", sessionId1, sessionId3); | |
// Now make sure that the replies from the existing sessions remain consistent | |
assertEquals("reply from session1", sessionId1, ftpClient1.printWorkingDirectory()); | |
assertEquals("reply from session2", sessionId2, ftpClient2.printWorkingDirectory()); | |
assertEquals("reply from session3", sessionId3, ftpClient3.printWorkingDirectory()); | |
} | |
// ------------------------------------------------------------------------- | |
// Test setup and tear-down | |
// ------------------------------------------------------------------------- | |
/** | |
* Perform initialization before each test | |
* @see org.mockftpserver.test.AbstractTestCase#setUp() | |
*/ | |
protected void setUp() throws Exception { | |
super.setUp(); | |
stubFtpServer = new StubFtpServer(); | |
stubFtpServer.setServerControlPort(PortTestUtil.getFtpServerControlPort()); | |
stubFtpServer.setCommandHandler(CommandNames.PWD, new CustomPwdCommandHandler()); | |
stubFtpServer.start(); | |
ftpClient1 = new FTPClient(); | |
ftpClient2 = new FTPClient(); | |
ftpClient3 = new FTPClient(); | |
ftpClient1.setDefaultTimeout(1000); | |
ftpClient2.setDefaultTimeout(1000); | |
ftpClient3.setDefaultTimeout(1000); | |
} | |
/** | |
* Perform cleanup after each test | |
* @see org.mockftpserver.test.AbstractTestCase#tearDown() | |
*/ | |
protected void tearDown() throws Exception { | |
super.tearDown(); | |
LOG.info("Cleaning up..."); | |
if (ftpClient1.isConnected()) { | |
ftpClient1.disconnect(); | |
} | |
if (ftpClient2.isConnected()) { | |
ftpClient2.disconnect(); | |
} | |
if (ftpClient3.isConnected()) { | |
ftpClient3.disconnect(); | |
} | |
stubFtpServer.stop(); | |
} | |
} |