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1   /*
2    * ====================================================================
3    * Licensed to the Apache Software Foundation (ASF) under one
4    * or more contributor license agreements.  See the NOTICE file
5    * distributed with this work for additional information
6    * regarding copyright ownership.  The ASF licenses this file
7    * to you under the Apache License, Version 2.0 (the
8    * "License"); you may not use this file except in compliance
9    * with the License.  You may obtain a copy of the License at
10   *
11   *   http://www.apache.org/licenses/LICENSE-2.0
12   *
13   * Unless required by applicable law or agreed to in writing,
14   * software distributed under the License is distributed on an
15   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16   * KIND, either express or implied.  See the License for the
17   * specific language governing permissions and limitations
18   * under the License.
19   * ====================================================================
20   *
21   * This software consists of voluntary contributions made by many
22   * individuals on behalf of the Apache Software Foundation.  For more
23   * information on the Apache Software Foundation, please see
24   * <http://www.apache.org/>.
25   *
26   */
27  package org.apache.http.impl.client.cache;
28  
29  import static org.mockito.Mockito.mock;
30  import static org.mockito.Mockito.verify;
31  import static org.mockito.Mockito.when;
32  
33  import java.io.ByteArrayInputStream;
34  
35  import org.apache.http.client.cache.Resource;
36  import org.apache.http.util.EntityUtils;
37  import org.junit.Assert;
38  import org.junit.Test;
39  
40  public class TestCombinedEntity {
41  
42      @Test
43      public void testCombinedEntityBasics() throws Exception {
44          final Resource resource = mock(Resource.class);
45          when(resource.getInputStream()).thenReturn(
46                  new ByteArrayInputStream(new byte[] { 1, 2, 3, 4, 5 }));
47  
48          final ByteArrayInputStream instream = new ByteArrayInputStream(new byte[] { 6, 7, 8, 9, 10 });
49          final CombinedEntity entity = new CombinedEntity(resource, instream);
50          Assert.assertEquals(-1, entity.getContentLength());
51          Assert.assertFalse(entity.isRepeatable());
52          Assert.assertTrue(entity.isStreaming());
53  
54          final byte[] result = EntityUtils.toByteArray(entity);
55          Assert.assertArrayEquals(new byte[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }, result);
56  
57          verify(resource).getInputStream();
58          verify(resource).dispose();
59      }
60  
61  }