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28 package org.apache.http.message;
29
30 import org.apache.http.HeaderElement;
31 import org.apache.http.NameValuePair;
32 import org.junit.Assert;
33 import org.junit.Test;
34
35
36
37
38 public class TestHeaderElement {
39
40 @Test
41 public void testConstructor3() throws Exception {
42 final HeaderElement element = new BasicHeaderElement("name", "value",
43 new NameValuePair[] {
44 new BasicNameValuePair("param1", "value1"),
45 new BasicNameValuePair("param2", "value2")
46 } );
47 Assert.assertEquals("name", element.getName());
48 Assert.assertEquals("value", element.getValue());
49 Assert.assertEquals(2, element.getParameters().length);
50 Assert.assertEquals("value1", element.getParameterByName("param1").getValue());
51 Assert.assertEquals("value2", element.getParameterByName("param2").getValue());
52 }
53
54 @Test
55 public void testConstructor2() throws Exception {
56 final HeaderElement element = new BasicHeaderElement("name", "value");
57 Assert.assertEquals("name", element.getName());
58 Assert.assertEquals("value", element.getValue());
59 Assert.assertEquals(0, element.getParameters().length);
60 }
61
62
63 @Test
64 public void testInvalidName() {
65 try {
66 new BasicHeaderElement(null, null, null);
67 Assert.fail("IllegalArgumentException should have been thrown");
68 } catch (final IllegalArgumentException ex) {
69
70 }
71 }
72
73 @Test
74 public void testParamByName() throws Exception {
75 final String s = "name = value; param1 = value1; param2 = value2";
76 final HeaderElement element = BasicHeaderValueParser.parseHeaderElement(s, null);
77 Assert.assertEquals("value1", element.getParameterByName("param1").getValue());
78 Assert.assertEquals("value2", element.getParameterByName("param2").getValue());
79 Assert.assertNull(element.getParameterByName("param3"));
80 try {
81 element.getParameterByName(null);
82 Assert.fail("IllegalArgumentException should have been thrown");
83 } catch (final IllegalArgumentException ex) {
84
85 }
86 }
87
88 @Test
89 public void testHashCode() {
90 final HeaderElement element1 = new BasicHeaderElement("name", "value",
91 new NameValuePair[] {
92 new BasicNameValuePair("param1", "value1"),
93 new BasicNameValuePair("param2", "value2")
94 } );
95 final HeaderElement element2 = new BasicHeaderElement("name", "value",
96 new NameValuePair[] {
97 new BasicNameValuePair("param2", "value2"),
98 new BasicNameValuePair("param1", "value1")
99 } );
100 final HeaderElement element3 = new BasicHeaderElement("name", "value");
101 final HeaderElement element4 = new BasicHeaderElement("name", "value");
102 final HeaderElement element5 = new BasicHeaderElement("name", "value",
103 new NameValuePair[] {
104 new BasicNameValuePair("param1", "value1"),
105 new BasicNameValuePair("param2", "value2")
106 } );
107 Assert.assertTrue(element1.hashCode() != element2.hashCode());
108 Assert.assertTrue(element1.hashCode() != element3.hashCode());
109 Assert.assertTrue(element2.hashCode() != element3.hashCode());
110 Assert.assertTrue(element3.hashCode() == element4.hashCode());
111 Assert.assertTrue(element1.hashCode() == element5.hashCode());
112 }
113
114 @Test
115 public void testEquals() {
116 final HeaderElement element1 = new BasicHeaderElement("name", "value",
117 new NameValuePair[] {
118 new BasicNameValuePair("param1", "value1"),
119 new BasicNameValuePair("param2", "value2")
120 } );
121 final HeaderElement element2 = new BasicHeaderElement("name", "value",
122 new NameValuePair[] {
123 new BasicNameValuePair("param2", "value2"),
124 new BasicNameValuePair("param1", "value1")
125 } );
126 final HeaderElement element3 = new BasicHeaderElement("name", "value");
127 final HeaderElement element4 = new BasicHeaderElement("name", "value");
128 final HeaderElement element5 = new BasicHeaderElement("name", "value",
129 new NameValuePair[] {
130 new BasicNameValuePair("param1", "value1"),
131 new BasicNameValuePair("param2", "value2")
132 } );
133 Assert.assertTrue(element1.equals(element1));
134 Assert.assertTrue(!element1.equals(element2));
135 Assert.assertTrue(!element1.equals(element3));
136 Assert.assertTrue(!element2.equals(element3));
137 Assert.assertTrue(element3.equals(element4));
138 Assert.assertTrue(element1.equals(element5));
139 Assert.assertFalse(element1.equals(null));
140 Assert.assertFalse(element1.equals("name = value; param1 = value1; param2 = value2"));
141 }
142
143 @Test
144 public void testToString() {
145 String s = "name=value; param1=value1; param2=value2";
146 HeaderElement element = BasicHeaderValueParser.parseHeaderElement(s, null);
147 Assert.assertEquals(s, element.toString());
148 s = "name; param1=value1; param2=value2";
149 element = BasicHeaderValueParser.parseHeaderElement(s, null);
150 Assert.assertEquals(s, element.toString());
151 }
152
153 @Test
154 public void testCloning() throws Exception {
155 final BasicHeaderElement orig = new BasicHeaderElement("name", "value",
156 new NameValuePair[] {
157 new BasicNameValuePair("param1", "value1"),
158 new BasicNameValuePair("param2", "value2")
159 } );
160 final BasicHeaderElement clone = (BasicHeaderElement) orig.clone();
161 Assert.assertEquals(orig, clone);
162 }
163
164 }