1 /*
2 * Copyright 2002-2005 The Apache Software Foundation.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package org.apache.commons.lang.builder;
17
18 import java.util.ArrayList;
19 import java.util.HashMap;
20
21 import junit.framework.Test;
22 import junit.framework.TestCase;
23 import junit.framework.TestSuite;
24 import junit.textui.TestRunner;
25
26 /**
27 * Unit tests {@link org.apache.commons.lang.builder.DefaultToStringStyleTest}.
28 *
29 * @author <a href="mailto:scolebourne@joda.org">Stephen Colebourne</a>
30 * @version $Id: DefaultToStringStyleTest.java 161244 2005-04-14 06:16:36Z ggregory $
31 */
32 public class DefaultToStringStyleTest extends TestCase {
33
34 private final Integer base = new Integer(5);
35 private final String baseStr = base.getClass().getName() + "@" + Integer.toHexString(System.identityHashCode(base));
36
37 public DefaultToStringStyleTest(String name) {
38 super(name);
39 }
40
41 public static void main(String[] args) {
42 TestRunner.run(suite());
43 }
44
45 public static Test suite() {
46 TestSuite suite = new TestSuite(DefaultToStringStyleTest.class);
47 suite.setName("DefaultToStringStyle Tests");
48 return suite;
49 }
50
51 protected void setUp() throws Exception {
52 super.setUp();
53 ToStringBuilder.setDefaultStyle(ToStringStyle.DEFAULT_STYLE);
54 }
55
56 protected void tearDown() throws Exception {
57 super.tearDown();
58 ToStringBuilder.setDefaultStyle(ToStringStyle.DEFAULT_STYLE);
59 }
60
61 //----------------------------------------------------------------
62
63 public void testBlank() {
64 assertEquals(baseStr + "[]", new ToStringBuilder(base).toString());
65 }
66
67 public void testAppendSuper() {
68 assertEquals(baseStr + "[]", new ToStringBuilder(base).appendSuper("Integer@8888[]").toString());
69 assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).appendSuper("Integer@8888[<null>]").toString());
70
71 assertEquals(baseStr + "[a=hello]", new ToStringBuilder(base).appendSuper("Integer@8888[]").append("a", "hello").toString());
72 assertEquals(baseStr + "[<null>,a=hello]", new ToStringBuilder(base).appendSuper("Integer@8888[<null>]").append("a", "hello").toString());
73 assertEquals(baseStr + "[a=hello]", new ToStringBuilder(base).appendSuper(null).append("a", "hello").toString());
74 }
75
76 public void testObject() {
77 Integer i3 = new Integer(3);
78 Integer i4 = new Integer(4);
79 assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append((Object) null).toString());
80 assertEquals(baseStr + "[3]", new ToStringBuilder(base).append(i3).toString());
81 assertEquals(baseStr + "[a=<null>]", new ToStringBuilder(base).append("a", (Object) null).toString());
82 assertEquals(baseStr + "[a=3]", new ToStringBuilder(base).append("a", i3).toString());
83 assertEquals(baseStr + "[a=3,b=4]", new ToStringBuilder(base).append("a", i3).append("b", i4).toString());
84 assertEquals(baseStr + "[a=<Integer>]", new ToStringBuilder(base).append("a", i3, false).toString());
85 assertEquals(baseStr + "[a=<size=0>]", new ToStringBuilder(base).append("a", new ArrayList(), false).toString());
86 assertEquals(baseStr + "[a=[]]", new ToStringBuilder(base).append("a", new ArrayList(), true).toString());
87 assertEquals(baseStr + "[a=<size=0>]", new ToStringBuilder(base).append("a", new HashMap(), false).toString());
88 assertEquals(baseStr + "[a={}]", new ToStringBuilder(base).append("a", new HashMap(), true).toString());
89 assertEquals(baseStr + "[a=<size=0>]", new ToStringBuilder(base).append("a", (Object) new String[0], false).toString());
90 assertEquals(baseStr + "[a={}]", new ToStringBuilder(base).append("a", (Object) new String[0], true).toString());
91 }
92
93 public void testLong() {
94 assertEquals(baseStr + "[3]", new ToStringBuilder(base).append(3L).toString());
95 assertEquals(baseStr + "[a=3]", new ToStringBuilder(base).append("a", 3L).toString());
96 assertEquals(baseStr + "[a=3,b=4]", new ToStringBuilder(base).append("a", 3L).append("b", 4L).toString());
97 }
98
99 public void testObjectArray() {
100 Object[] array = new Object[] {null, base, new int[] {3, 6}};
101 assertEquals(baseStr + "[{<null>,5,{3,6}}]", new ToStringBuilder(base).append(array).toString());
102 assertEquals(baseStr + "[{<null>,5,{3,6}}]", new ToStringBuilder(base).append((Object) array).toString());
103 array = null;
104 assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append(array).toString());
105 assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append((Object) array).toString());
106 }
107
108 public void testLongArray() {
109 long[] array = new long[] {1, 2, -3, 4};
110 assertEquals(baseStr + "[{1,2,-3,4}]", new ToStringBuilder(base).append(array).toString());
111 assertEquals(baseStr + "[{1,2,-3,4}]", new ToStringBuilder(base).append((Object) array).toString());
112 array = null;
113 assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append(array).toString());
114 assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append((Object) array).toString());
115 }
116
117 public void testLongArrayArray() {
118 long[][] array = new long[][] {{1, 2}, null, {5}};
119 assertEquals(baseStr + "[{{1,2},<null>,{5}}]", new ToStringBuilder(base).append(array).toString());
120 assertEquals(baseStr + "[{{1,2},<null>,{5}}]", new ToStringBuilder(base).append((Object) array).toString());
121 array = null;
122 assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append(array).toString());
123 assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append((Object) array).toString());
124 }
125
126 }
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