/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.activemq.transport.tcp;

import java.io.IOException;
import java.security.cert.X509Certificate;

import javax.management.remote.JMXPrincipal;
import javax.net.ssl.SSLSocket;

import junit.framework.TestCase;

import org.apache.activemq.command.ConnectionInfo;
import org.apache.activemq.transport.StubTransportListener;
import org.apache.activemq.wireformat.ObjectStreamWireFormat;

/**
 * Unit tests for the SslTransport class.
 */
public class SslTransportTest extends TestCase {

   SSLSocket sslSocket;
   StubTransportListener stubListener;

   String username;
   String password;
   String certDistinguishedName;

   @Override
   protected void setUp() throws Exception {
      certDistinguishedName = "ThisNameIsDistinguished";
      username = "SomeUserName";
      password = "SomePassword";
   }

   @Override
   protected void tearDown() throws Exception {
      super.tearDown();
   }

   private void createTransportAndConsume(boolean wantAuth, boolean needAuth) throws IOException {
      JMXPrincipal principal = new JMXPrincipal(certDistinguishedName);
      X509Certificate cert = new StubX509Certificate(principal);
      StubSSLSession sslSession = new StubSSLSession(cert);

      sslSocket = new StubSSLSocket(sslSession);
      sslSocket.setWantClientAuth(wantAuth);
      sslSocket.setNeedClientAuth(needAuth);

      SslTransport transport = new SslTransport(new ObjectStreamWireFormat(), sslSocket);

      stubListener = new StubTransportListener();

      transport.setTransportListener(stubListener);

      ConnectionInfo sentInfo = new ConnectionInfo();

      sentInfo.setUserName(username);
      sentInfo.setPassword(password);

      transport.doConsume(sentInfo);
   }

   public void testKeepClientUserName() throws IOException {
      createTransportAndConsume(true, true);

      final ConnectionInfo receivedInfo = (ConnectionInfo) stubListener.getCommands().remove();

      X509Certificate receivedCert;

      try {
         receivedCert = ((X509Certificate[]) receivedInfo.getTransportContext())[0];
      }
      catch (Exception e) {
         receivedCert = null;
      }

      if (receivedCert == null) {
         fail("Transmitted certificate chain was not attached to ConnectionInfo.");
      }

      assertEquals("Received certificate distinguished name did not match the one transmitted.", certDistinguishedName, receivedCert.getSubjectDN().getName());

   }
}
