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16 package org.yaml.snakeyaml.issues.issue95;
17
18 import java.util.ArrayList;
19 import java.util.HashMap;
20 import java.util.List;
21 import java.util.Map;
22 import java.util.Map.Entry;
23 import java.util.Set;
24
25 import junit.framework.TestCase;
26
27 import org.junit.Assert;
28 import org.yaml.snakeyaml.DumperOptions.FlowStyle;
29 import org.yaml.snakeyaml.TypeDescription;
30 import org.yaml.snakeyaml.Yaml;
31 import org.yaml.snakeyaml.constructor.Constructor;
32 import org.yaml.snakeyaml.introspector.BeanAccess;
33 import org.yaml.snakeyaml.nodes.Tag;
34
35 public class ArrayInGenericCollectionTest extends TestCase {
36
37 public static class A {
38 private Map<String, String[]> meta = new HashMap<String, String[]>();
39 }
40
41 public static class B {
42 private List<String[]> meta = new ArrayList<String[]>();
43 }
44
45 private A createA() {
46 A a = new A();
47 a.meta.put("met1", new String[] { "whatever" });
48 a.meta.put("met2", new String[] { "something", "something else" });
49 return a;
50 }
51
52 private B createB() {
53 B b = new B();
54 b.meta.add(new String[] { "whatever" });
55 b.meta.add(new String[] { "something", "something else" });
56 return b;
57 }
58
59 public void testArrayAsMapValue() {
60 Yaml yaml2dump = new Yaml();
61 yaml2dump.setBeanAccess(BeanAccess.FIELD);
62 A data = createA();
63 String dump = yaml2dump.dump(data);
64
65
66 Yaml yaml2load = new Yaml();
67 yaml2load.setBeanAccess(BeanAccess.FIELD);
68 A loaded = (A) yaml2load.load(dump);
69
70 assertEquals(data.meta.size(), loaded.meta.size());
71 Set<Entry<String, String[]>> loadedMeta = loaded.meta.entrySet();
72 for (Entry<String, String[]> entry : loadedMeta) {
73 assertTrue(data.meta.containsKey(entry.getKey()));
74 Assert.assertArrayEquals(data.meta.get(entry.getKey()), entry.getValue());
75 }
76 }
77
78 public void testArrayAsMapValueWithTypeDespriptor() {
79 Yaml yaml2dump = new Yaml();
80 yaml2dump.setBeanAccess(BeanAccess.FIELD);
81 A data = createA();
82 String dump = yaml2dump.dump(data);
83
84
85 TypeDescription aTypeDescr = new TypeDescription(A.class);
86 aTypeDescr.putMapPropertyType("meta", String.class, String[].class);
87
88 Constructor c = new Constructor();
89 c.addTypeDescription(aTypeDescr);
90 Yaml yaml2load = new Yaml(c);
91 yaml2load.setBeanAccess(BeanAccess.FIELD);
92
93 A loaded = (A) yaml2load.load(dump);
94
95 assertEquals(data.meta.size(), loaded.meta.size());
96 Set<Entry<String, String[]>> loadedMeta = loaded.meta.entrySet();
97 for (Entry<String, String[]> entry : loadedMeta) {
98 assertTrue(data.meta.containsKey(entry.getKey()));
99 Assert.assertArrayEquals(data.meta.get(entry.getKey()), entry.getValue());
100 }
101 }
102
103 public void testArrayAsListValue() {
104 Yaml yaml2dump = new Yaml();
105 yaml2dump.setBeanAccess(BeanAccess.FIELD);
106 B data = createB();
107 String dump = yaml2dump.dump(data);
108
109
110 Yaml yaml2load = new Yaml();
111 yaml2load.setBeanAccess(BeanAccess.FIELD);
112 B loaded = (B) yaml2load.load(dump);
113
114 Assert.assertArrayEquals(data.meta.toArray(), loaded.meta.toArray());
115 }
116
117 public void testArrayAsListValueWithTypeDespriptor() {
118 Yaml yaml2dump = new Yaml();
119 yaml2dump.setBeanAccess(BeanAccess.FIELD);
120 B data = createB();
121 String dump = yaml2dump.dump(data);
122
123
124 TypeDescription aTypeDescr = new TypeDescription(B.class);
125 aTypeDescr.putListPropertyType("meta", String[].class);
126
127 Constructor c = new Constructor();
128 c.addTypeDescription(aTypeDescr);
129 Yaml yaml2load = new Yaml(c);
130 yaml2load.setBeanAccess(BeanAccess.FIELD);
131
132 B loaded = (B) yaml2load.load(dump);
133
134 Assert.assertArrayEquals(data.meta.toArray(), loaded.meta.toArray());
135 }
136
137 public void testNoTags() {
138 Yaml yaml2dump = new Yaml();
139 yaml2dump.setBeanAccess(BeanAccess.FIELD);
140 B data = createB();
141 String dump = yaml2dump.dumpAs(data, Tag.MAP, FlowStyle.AUTO);
142
143 assertEquals("meta:\n- [whatever]\n- [something, something else]\n", dump);
144
145 Constructor constr = new Constructor(B.class);
146 Yaml yaml2load = new Yaml(constr);
147 yaml2load.setBeanAccess(BeanAccess.FIELD);
148 B loaded = (B) yaml2load.load(dump);
149
150 Assert.assertArrayEquals(data.meta.toArray(), loaded.meta.toArray());
151 }
152 }