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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.commons.fileupload;
18  
19  import static org.junit.Assert.assertEquals;
20  import static org.junit.Assert.assertFalse;
21  import static org.junit.Assert.assertNull;
22  import static org.junit.Assert.assertTrue;
23  
24  import java.util.Iterator;
25  
26  import org.apache.commons.fileupload.util.FileItemHeadersImpl;
27  import org.junit.Test;
28  
29  /**
30   * Unit tests {@link FileItemHeaders} and
31   * {@link FileItemHeadersImpl}.
32   */
33  public class FileItemHeadersTest {
34  
35      /**
36       * @throws Exception
37       */
38      @Test
39      public void testFileItemHeaders() throws Exception {
40          FileItemHeadersImpl aMutableFileItemHeaders = new FileItemHeadersImpl();
41          aMutableFileItemHeaders.addHeader("Content-Disposition", "form-data; name=\"FileItem\"; filename=\"file1.txt\"");
42          aMutableFileItemHeaders.addHeader("Content-Type", "text/plain");
43  
44          aMutableFileItemHeaders.addHeader("TestHeader", "headerValue1");
45          aMutableFileItemHeaders.addHeader("TestHeader", "headerValue2");
46          aMutableFileItemHeaders.addHeader("TestHeader", "headerValue3");
47          aMutableFileItemHeaders.addHeader("testheader", "headerValue4");
48  
49          Iterator<String> headerNameEnumeration = aMutableFileItemHeaders.getHeaderNames();
50          assertEquals("content-disposition", headerNameEnumeration.next());
51          assertEquals("content-type", headerNameEnumeration.next());
52          assertEquals("testheader", headerNameEnumeration.next());
53          assertFalse(headerNameEnumeration.hasNext());
54  
55          assertEquals(aMutableFileItemHeaders.getHeader("Content-Disposition"), "form-data; name=\"FileItem\"; filename=\"file1.txt\"");
56          assertEquals(aMutableFileItemHeaders.getHeader("Content-Type"), "text/plain");
57          assertEquals(aMutableFileItemHeaders.getHeader("content-type"), "text/plain");
58          assertEquals(aMutableFileItemHeaders.getHeader("TestHeader"), "headerValue1");
59          assertNull(aMutableFileItemHeaders.getHeader("DummyHeader"));
60  
61          Iterator<String> headerValueEnumeration;
62  
63          headerValueEnumeration = aMutableFileItemHeaders.getHeaders("Content-Type");
64          assertTrue(headerValueEnumeration.hasNext());
65          assertEquals(headerValueEnumeration.next(), "text/plain");
66          assertFalse(headerValueEnumeration.hasNext());
67  
68          headerValueEnumeration = aMutableFileItemHeaders.getHeaders("content-type");
69          assertTrue(headerValueEnumeration.hasNext());
70          assertEquals(headerValueEnumeration.next(), "text/plain");
71          assertFalse(headerValueEnumeration.hasNext());
72  
73          headerValueEnumeration = aMutableFileItemHeaders.getHeaders("TestHeader");
74          assertTrue(headerValueEnumeration.hasNext());
75          assertEquals(headerValueEnumeration.next(), "headerValue1");
76          assertTrue(headerValueEnumeration.hasNext());
77          assertEquals(headerValueEnumeration.next(), "headerValue2");
78          assertTrue(headerValueEnumeration.hasNext());
79          assertEquals(headerValueEnumeration.next(), "headerValue3");
80          assertTrue(headerValueEnumeration.hasNext());
81          assertEquals(headerValueEnumeration.next(), "headerValue4");
82          assertFalse(headerValueEnumeration.hasNext());
83  
84          headerValueEnumeration = aMutableFileItemHeaders.getHeaders("DummyHeader");
85          assertFalse(headerValueEnumeration.hasNext());
86      }
87  
88  }