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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  
28  package org.apache.hc.core5.http.nio.entity;
29  
30  import java.nio.charset.StandardCharsets;
31  
32  import org.apache.hc.core5.http.ContentType;
33  import org.apache.hc.core5.http.WritableByteChannelMock;
34  import org.apache.hc.core5.http.nio.AsyncEntityProducer;
35  import org.apache.hc.core5.http.nio.BasicDataStreamChannel;
36  import org.apache.hc.core5.http.nio.DataStreamChannel;
37  import org.junit.Assert;
38  import org.junit.Test;
39  
40  public class TestStringAsyncEntityProducer {
41  
42      @Test
43      public void testTextContent() throws Exception {
44  
45          final AsyncEntityProducer producer = new StringAsyncEntityProducer(
46                  "abc", ContentType.TEXT_PLAIN);
47  
48          Assert.assertEquals(-1, producer.getContentLength());
49          Assert.assertEquals(ContentType.TEXT_PLAIN.toString(), producer.getContentType());
50          Assert.assertEquals(null, producer.getContentEncoding());
51  
52          final WritableByteChannelMock byteChannel = new WritableByteChannelMock(1024);
53          final DataStreamChannel streamChannel = new BasicDataStreamChannel(byteChannel);
54  
55          producer.produce(streamChannel);
56  
57          Assert.assertFalse(byteChannel.isOpen());
58          Assert.assertEquals("abc", byteChannel.dump(StandardCharsets.US_ASCII));
59      }
60  
61      @Test
62      public void testTextContentRepeatable() throws Exception {
63          final AsyncEntityProducer producer = new StringAsyncEntityProducer(
64                  "abc", ContentType.TEXT_PLAIN);
65  
66          Assert.assertEquals(-1, producer.getContentLength());
67          Assert.assertEquals(ContentType.TEXT_PLAIN.toString(), producer.getContentType());
68          Assert.assertEquals(null, producer.getContentEncoding());
69  
70          for (int i = 0; i < 3; i++) {
71              final WritableByteChannelMock byteChannel = new WritableByteChannelMock(1024);
72              final DataStreamChannel streamChannel = new BasicDataStreamChannel(byteChannel);
73  
74              producer.produce(streamChannel);
75  
76              Assert.assertFalse(byteChannel.isOpen());
77              Assert.assertEquals("abc", byteChannel.dump(StandardCharsets.US_ASCII));
78  
79              producer.releaseResources();
80          }
81      }
82  
83  }