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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  package org.apache.directory.mavibot.btree.serializer;
21  
22  
23  import static org.junit.Assert.assertEquals;
24  import static org.junit.Assert.assertTrue;
25  
26  import java.io.IOException;
27  import java.util.Arrays;
28  
29  import org.junit.Test;
30  
31  
32  /**
33   * Test the BytesSerializer class
34   *
35   * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
36   */
37  public class ByteArraySerializerTest
38  {
39      private static ByteArraySerializer serializer = ByteArraySerializer.INSTANCE;
40  
41  
42      @Test
43      public void testBytesSerializer() throws IOException
44      {
45          byte[] value = null;
46          byte[] result = serializer.serialize( value );
47  
48          assertEquals( 4, result.length );
49          assertEquals( ( byte ) 0xFF, result[0] );
50          assertEquals( ( byte ) 0xFF, result[1] );
51          assertEquals( ( byte ) 0xFF, result[2] );
52          assertEquals( ( byte ) 0xFF, result[3] );
53  
54          assertEquals( value, serializer.deserialize( new BufferHandler( result ) ) );
55  
56          // ------------------------------------------------------------------
57          value = new byte[]
58              {};
59          result = serializer.serialize( value );
60  
61          assertEquals( 4, result.length );
62          assertEquals( ( byte ) 0x00, result[0] );
63          assertEquals( ( byte ) 0x00, result[1] );
64          assertEquals( ( byte ) 0x00, result[2] );
65          assertEquals( ( byte ) 0x00, result[3] );
66  
67          assertTrue( Arrays.equals( value, serializer.deserialize( new BufferHandler( result ) ) ) );
68  
69          // ------------------------------------------------------------------
70          value = "test".getBytes();
71          result = serializer.serialize( value );
72  
73          assertEquals( 8, result.length );
74          assertEquals( ( byte ) 0x00, result[0] );
75          assertEquals( ( byte ) 0x00, result[1] );
76          assertEquals( ( byte ) 0x00, result[2] );
77          assertEquals( ( byte ) 0x04, result[3] );
78          assertEquals( 't', result[4] );
79          assertEquals( 'e', result[5] );
80          assertEquals( 's', result[6] );
81          assertEquals( 't', result[7] );
82  
83          assertTrue( Arrays.equals( value, serializer.deserialize( new BufferHandler( result ) ) ) );
84      }
85  }