Source code: org/apache/http/entity/TestFileEntity.java
1 /*
2 * $HeadURL: https://svn.apache.org/repos/asf/jakarta/httpcomponents/httpcore/tags/4.0-alpha2/src/test/org/apache/http/entity/TestFileEntity.java $
3 * $Revision: 385310 $
4 * $Date: 2006-03-12 17:28:43 +0100 (Sun, 12 Mar 2006) $
5 *
6 * ====================================================================
7 *
8 * Copyright 1999-2006 The Apache Software Foundation
9 *
10 * Licensed under the Apache License, Version 2.0 (the "License");
11 * you may not use this file except in compliance with the License.
12 * You may obtain a copy of the License at
13 *
14 * http://www.apache.org/licenses/LICENSE-2.0
15 *
16 * Unless required by applicable law or agreed to in writing, software
17 * distributed under the License is distributed on an "AS IS" BASIS,
18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19 * See the License for the specific language governing permissions and
20 * limitations under the License.
21 * ====================================================================
22 *
23 * This software consists of voluntary contributions made by many
24 * individuals on behalf of the Apache Software Foundation. For more
25 * information on the Apache Software Foundation, please see
26 * <http://www.apache.org/>.
27 *
28 */
29
30 package org.apache.http.entity;
31
32 import java.io.ByteArrayOutputStream;
33 import java.io.File;
34 import java.io.FileOutputStream;
35
36 import junit.framework.Test;
37 import junit.framework.TestCase;
38 import junit.framework.TestSuite;
39
40 import org.apache.http.protocol.HTTP;
41
42 /**
43 * Unit tests for {@link FileEntity}.
44 *
45 * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a>
46 */
47 public class TestFileEntity extends TestCase {
48
49 public TestFileEntity(String testName) {
50 super(testName);
51 }
52
53 public static void main(String args[]) {
54 String[] testCaseName = { TestFileEntity.class.getName() };
55 junit.textui.TestRunner.main(testCaseName);
56 }
57
58 public static Test suite() {
59 return new TestSuite(TestFileEntity.class);
60 }
61
62 public void testBasics() throws Exception {
63 File tmpfile = File.createTempFile("testfile", ".txt");
64 tmpfile.deleteOnExit();
65 FileEntity httpentity = new FileEntity(tmpfile, HTTP.ISO_8859_1);
66
67 assertEquals(tmpfile.length(), httpentity.getContentLength());
68 assertNotNull(httpentity.getContent());
69 assertTrue(httpentity.isRepeatable());
70 assertFalse(httpentity.isStreaming());
71 tmpfile.delete();
72 }
73
74 public void testIllegalConstructor() throws Exception {
75 try {
76 new FileEntity(null, null);
77 fail("IllegalArgumentException should have been thrown");
78 } catch (IllegalArgumentException ex) {
79 // expected
80 }
81 }
82
83 public void testWriteTo() throws Exception {
84 File tmpfile = File.createTempFile("testfile", ".txt");
85 tmpfile.deleteOnExit();
86
87 FileOutputStream outstream = new FileOutputStream(tmpfile);
88 outstream.write(0);
89 outstream.write(1);
90 outstream.write(2);
91 outstream.write(3);
92 outstream.close();
93
94 FileEntity httpentity = new FileEntity(tmpfile, HTTP.ISO_8859_1);
95
96 ByteArrayOutputStream out = new ByteArrayOutputStream();
97 httpentity.writeTo(out);
98 byte[] bytes = out.toByteArray();
99 assertNotNull(bytes);
100 assertEquals(tmpfile.length(), bytes.length);
101 for (int i = 0; i < 4; i++) {
102 assertEquals(i, bytes[i]);
103 }
104 tmpfile.delete();
105
106 try {
107 httpentity.writeTo(null);
108 fail("IllegalArgumentException should have been thrown");
109 } catch (IllegalArgumentException ex) {
110 // expected
111 }
112 }
113
114 }