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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  
25  import java.io.IOException;
26  
27  import org.apache.directory.mavibot.btree.serializer.BufferHandler;
28  import org.apache.directory.mavibot.btree.serializer.CharSerializer;
29  import org.junit.Test;
30  
31  
32  /**
33   * Test the CharSerializer class
34   * 
35   * @author <a href="mailto:labs@labs.apache.org">Mavibot labs Project</a>
36   */
37  public class CharSerializerTest
38  {
39      private static CharSerializer serializer = new CharSerializer();
40  
41  
42      @Test
43      public void testCharSerializer() throws IOException
44      {
45          char value = 0x0000;
46          byte[] result = serializer.serialize( value );
47  
48          assertEquals( ( byte ) 0x00, result[1] );
49          assertEquals( ( byte ) 0x00, result[0] );
50  
51          assertEquals( value, serializer.deserialize( new BufferHandler( result ) ).charValue() );
52  
53          // ------------------------------------------------------------------
54          value = 0x0001;
55          result = serializer.serialize( value );
56  
57          assertEquals( ( byte ) 0x01, result[1] );
58          assertEquals( ( byte ) 0x00, result[0] );
59  
60          assertEquals( value, serializer.deserialize( new BufferHandler( result ) ).charValue() );
61  
62          // ------------------------------------------------------------------
63          value = 0x00FF;
64          result = serializer.serialize( value );
65  
66          assertEquals( ( byte ) 0xFF, result[1] );
67          assertEquals( ( byte ) 0x00, result[0] );
68  
69          assertEquals( value, serializer.deserialize( new BufferHandler( result ) ).charValue() );
70  
71          // ------------------------------------------------------------------
72          value = 0x0100;
73          result = serializer.serialize( value );
74  
75          assertEquals( ( byte ) 0x00, result[1] );
76          assertEquals( ( byte ) 0x01, result[0] );
77  
78          assertEquals( value, serializer.deserialize( new BufferHandler( result ) ).charValue() );
79  
80          // ------------------------------------------------------------------
81          value = 0x7FFF;
82          result = serializer.serialize( value );
83  
84          assertEquals( ( byte ) 0xFF, result[1] );
85          assertEquals( ( byte ) 0x7F, result[0] );
86  
87          assertEquals( value, serializer.deserialize( new BufferHandler( result ) ).charValue() );
88  
89          // ------------------------------------------------------------------
90          value = 0x8000;
91          result = serializer.serialize( value );
92  
93          assertEquals( ( byte ) 0x00, result[1] );
94          assertEquals( ( byte ) 0x80, result[0] );
95  
96          assertEquals( value, serializer.deserialize( new BufferHandler( result ) ).charValue() );
97  
98          // ------------------------------------------------------------------
99          value = 0xFFFF;
100         result = serializer.serialize( value );
101 
102         assertEquals( ( byte ) 0xFF, result[1] );
103         assertEquals( ( byte ) 0xFF, result[0] );
104 
105         assertEquals( value, serializer.deserialize( new BufferHandler( result ) ).charValue() );
106     }
107 }