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1 package com.thoughtworks.acceptance;
2
3 import com.thoughtworks.acceptance.objects.Hardware;
4 import com.thoughtworks.acceptance.objects.SampleLists;
5 import com.thoughtworks.acceptance.objects.Software;
6 import com.thoughtworks.xstream.XStream;
7
8 import java.util.*;
9
10 public class CollectionsTest extends AbstractAcceptanceTest {
11
12 public void testListsCanContainCustomObjects() {
13 SampleLists lists = new SampleLists();
14 lists.good.add(new Software("apache", "geronimo"));
15 lists.good.add(new Software("caucho", "resin"));
16 lists.good.add(new Hardware("risc", "strong-arm"));
17 lists.bad.add(new Software("apache", "jserv"));
18
19 xstream.alias("lists", SampleLists.class);
20 xstream.alias("software", Software.class);
21 xstream.alias("hardware", Hardware.class);
22
23 String  expected = "" +
24 "<lists>\n" +
25 " <bad class=\"list\">\n" +
26 " <software>\n" +
27 " <name>jserv</name>\n" +
28 " <vendor>apache</vendor>\n" +
29 " </software>\n" +
30 " </bad>\n" +
31 " <good>\n" +
32 " <software>\n" +
33 " <name>geronimo</name>\n" +
34 " <vendor>apache</vendor>\n" +
35 " </software>\n" +
36 " <software>\n" +
37 " <name>resin</name>\n" +
38 " <vendor>caucho</vendor>\n" +
39 " </software>\n" +
40 " <hardware>\n" +
41 " <arch>risc</arch>\n" +
42 " <name>strong-arm</name>\n" +
43 " </hardware>\n" +
44 " </good>\n" +
45 "</lists>";
46
47 assertBothWays(lists, expected);
48 }
49
50 public void testListsCanContainBasicObjects() {
51 SampleLists lists = new SampleLists();
52 lists.good.add("hello");
53 lists.good.add(new Integer (3));
54 lists.good.add(Boolean.TRUE);
55
56 xstream.alias("lists", SampleLists.class);
57
58 String expected = "" +
59 "<lists>\n" +
60 " <bad class=\"list\"/>\n" +
61 " <good>\n" +
62 " <string>hello</string>\n" +
63 " <int>3</int>\n" +
64 " <boolean>true</boolean>\n" +
65 " </good>\n" +
66 "</lists>";
67
68 assertBothWays(lists, expected);
69 }
70
71 public void testListCanBeRootObject() {
72 Collection list = new ArrayList();
73 list.add("hi");
74 list.add("bye");
75
76 String expected = "" +
77 "<list>\n" +
78 " <string>hi</string>\n" +
79 " <string>bye</string>\n" +
80 "</list>";
81
82 assertBothWays(list, expected);
83 }
84
85 public void testSetCanBeRootObject() {
86 Collection set = new HashSet();
87 set.add("hi");
88 set.add("bye");
89
90 String expected = "" +
91 "<set>\n" +
92 " <string>hi</string>\n" +
93 " <string>bye</string>\n" +
94 "</set>";
95
96 assertBothWays(set, expected);
97 }
98
99 public void testVector() {
100 Vector vector = new Vector();
101 vector.addElement("a");
102 vector.addElement("b");
103
104 assertBothWays(vector,
105 "<vector>\n" +
106 " <string>a</string>\n" +
107 " <string>b</string>\n" +
108 "</vector>");
109 }
110
111 public void testSyncronizedWrapper() {
112 xstream.setMode(XStream.XPATH_REFERENCES);
114
115 List list = Collections.synchronizedList(new LinkedList());
116 list.add("hi");
117
118 assertBothWays(list,
119 "<java.util.Collections-SynchronizedList>\n" +
120 " <c class=\"linked-list\">\n" +
121 " <string>hi</string>\n" +
122 " </c>\n" +
123 " <list class=\"linked-list\" reference=\"../c\"/>\n" +
124 " <mutex class=\"java.util.Collections-SynchronizedList\" reference=\"..\"/>\n" +
125 "</java.util.Collections-SynchronizedList>");
126 }
127
128 public void testEmptyList() {
129 assertBothWays(Collections.EMPTY_LIST, "<java.util.Collections-EmptyList/>");
130 }
131
132 public void testUnmodifiableList() {
133 xstream.setMode(XStream.XPATH_REFERENCES);
135
136 List list = new ArrayList();
137 list.add("hi");
138 list = Collections.unmodifiableList(list);
139
140 assertBothWays(list,
141 "<java.util.Collections-UnmodifiableRandomAccessList>\n" +
142 " <c class=\"list\">\n" +
143 " <string>hi</string>\n" +
144 " </c>\n" +
145 " <list reference=\"../c\"/>\n" +
146 "</java.util.Collections-UnmodifiableRandomAccessList>");
147 }
148
149 public void testLinkedHashSetRetainsOrdering() {
150 Set set = new LinkedHashSet();
151 set.add("Z");
152 set.add("C");
153 set.add("X");
154
155 LinkedHashSet result = (LinkedHashSet) assertBothWays(set,
156 "<linked-hash-set>\n" +
157 " <string>Z</string>\n" +
158 " <string>C</string>\n" +
159 " <string>X</string>\n" +
160 "</linked-hash-set>");
161
162 Object [] values = result.toArray();
163 assertEquals("Z", values[0]);
164 assertEquals("C", values[1]);
165 assertEquals("X", values[2]);
166 }
167 }
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