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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.mina.codec.delimited.serialization;
21  
22  import static org.junit.Assert.assertEquals;
23  
24  import java.nio.ByteBuffer;
25  import java.util.List;
26  
27  import org.apache.mina.codec.IoBuffer;
28  import org.apache.mina.codec.delimited.ByteBufferEncoder;
29  import org.apache.mina.codec.delimited.IoBufferDecoder;
30  import org.junit.Test;
31  
32  /**
33   * A {@link ByteBufferEncoder} and {@link IoBufferDecoder} test. 
34   * 
35   * @author <a href="http://mina.apache.org">Apache MINA Project</a>
36   */
37  public abstract class GenericSerializerTest<T> {
38  
39      public abstract IoBufferDecoder<T> getDecoder() throws Exception;
40  
41      public abstract ByteBufferEncoder<T> getEncoder() throws Exception;
42  
43      public abstract List<T> getObjects();
44  
45      @Test
46      public void testSerialization() throws Exception {
47          IoBufferDecoder<T> decoder = getDecoder();
48          ByteBufferEncoder<T> encoder = getEncoder();
49          for (T object : getObjects()) {
50              assertEquals(object, decoder.decode(IoBuffer.wrap(encoder.encode(object))));
51          }
52      }
53  
54      @Test
55      public void testEncodedSize() throws Exception {
56          IoBufferDecoder<T> decoder = getDecoder();
57          ByteBufferEncoder<T> encoder = getEncoder();
58          for (T object : getObjects()) {
59              int size = encoder.getEncodedSize(object);
60              ByteBuffer out = ByteBuffer.allocate(size);
61              encoder.writeTo(object, out);            
62              assertEquals(size, out.position());
63              out.rewind();
64              assertEquals(object, decoder.decode(IoBuffer.wrap(out)));
65          }
66      }
67  }