1   /*
2    *  Licensed to the Apache Software Foundation (ASF) under one
3    *  or more contributor license agreements.  See the NOTICE file
4    *  distributed with this work for additional information
5    *  regarding copyright ownership.  The ASF licenses this file
6    *  to you under the Apache License, Version 2.0 (the
7    *  "License"); you may not use this file except in compliance
8    *  with the License.  You may obtain a copy of the License at
9    *  
10   *    http://www.apache.org/licenses/LICENSE-2.0
11   *  
12   *  Unless required by applicable law or agreed to in writing,
13   *  software distributed under the License is distributed on an
14   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   *  KIND, either express or implied.  See the License for the
16   *  specific language governing permissions and limitations
17   *  under the License. 
18   *  
19   */
20  
21  package org.apache.directory.server.dhcp;
22  
23  
24  import java.io.IOException;
25  import java.io.InputStream;
26  import java.nio.ByteBuffer;
27  
28  import junit.framework.TestCase;
29  
30  import org.apache.directory.server.dhcp.messages.DhcpMessage;
31  import org.slf4j.Logger;
32  import org.slf4j.LoggerFactory;
33  
34  
35  /**
36   * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
37   * @version $Rev: 638228 $, $Date: 2008-03-18 07:12:41 +0100 (Di, 18 Mär 2008) $
38   */
39  public abstract class AbstractDhcpTestCase extends TestCase
40  {
41      protected static final int MINIMUM_DHCP_DATAGRAM_SIZE = 576;
42      protected final Logger log;
43  
44  
45      public AbstractDhcpTestCase()
46      {
47          log = LoggerFactory.getLogger( AbstractDhcpTestCase.class );
48      }
49  
50  
51      public AbstractDhcpTestCase(Class subclass)
52      {
53          log = LoggerFactory.getLogger( subclass );
54      }
55  
56  
57      protected void print( DhcpMessage message )
58      {
59          log.debug( String.valueOf( message.getMessageType() ) );
60          log.debug( String.valueOf( message.getHardwareAddress() ) );
61          log.debug( String.valueOf( message.getTransactionId() ) );
62          log.debug( String.valueOf( message.getSeconds() ) );
63          log.debug( String.valueOf( message.getFlags() ) );
64          log.debug( String.valueOf( message.getCurrentClientAddress() ) );
65          log.debug( String.valueOf( message.getAssignedClientAddress() ) );
66          log.debug( String.valueOf( message.getNextServerAddress() ) );
67          log.debug( String.valueOf( message.getRelayAgentAddress() ) );
68          log.debug( String.valueOf( message.getServerHostname() ) );
69          log.debug( String.valueOf( message.getBootFileName() ) );
70      }
71  
72  
73      protected ByteBuffer getByteBufferFromFile( String file ) throws IOException
74      {
75          InputStream is = getClass().getResourceAsStream( file );
76  
77          byte[] bytes = new byte[MINIMUM_DHCP_DATAGRAM_SIZE];
78  
79          int offset = 0;
80          int numRead = 0;
81          while ( offset < bytes.length && ( numRead = is.read( bytes, offset, bytes.length - offset ) ) >= 0 )
82          {
83              offset += numRead;
84          }
85  
86          is.close();
87          return ByteBuffer.wrap( bytes );
88      }
89  }