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17 package org.yaml.snakeyaml.issues.issue95;
18
19 import java.util.ArrayList;
20 import java.util.HashMap;
21 import java.util.List;
22 import java.util.Map;
23 import java.util.Map.Entry;
24 import java.util.Set;
25
26 import junit.framework.TestCase;
27
28 import org.junit.Assert;
29 import org.yaml.snakeyaml.DumperOptions.FlowStyle;
30 import org.yaml.snakeyaml.TypeDescription;
31 import org.yaml.snakeyaml.Yaml;
32 import org.yaml.snakeyaml.constructor.Constructor;
33 import org.yaml.snakeyaml.introspector.BeanAccess;
34 import org.yaml.snakeyaml.nodes.Tag;
35
36 public class ArrayInGenericCollectionTest extends TestCase {
37
38 public static class A {
39 private Map<String, String[]> meta = new HashMap<String, String[]>();
40 }
41
42 public static class B {
43 private List<String[]> meta = new ArrayList<String[]>();
44 }
45
46 private A createA() {
47 A a = new A();
48 a.meta.put("met1", new String[] { "whatever" });
49 a.meta.put("met2", new String[] { "something", "something else" });
50 return a;
51 }
52
53 private B createB() {
54 B b = new B();
55 b.meta.add(new String[] { "whatever" });
56 b.meta.add(new String[] { "something", "something else" });
57 return b;
58 }
59
60 public void testArrayAsMapValue() {
61 Yaml yaml2dump = new Yaml();
62 yaml2dump.setBeanAccess(BeanAccess.FIELD);
63 A data = createA();
64 String dump = yaml2dump.dump(data);
65
66
67 Yaml yaml2load = new Yaml();
68 yaml2load.setBeanAccess(BeanAccess.FIELD);
69 A loaded = (A) yaml2load.load(dump);
70
71 assertEquals(data.meta.size(), loaded.meta.size());
72 Set<Entry<String, String[]>> loadedMeta = loaded.meta.entrySet();
73 for (Entry<String, String[]> entry : loadedMeta) {
74 assertTrue(data.meta.containsKey(entry.getKey()));
75 Assert.assertArrayEquals(data.meta.get(entry.getKey()), entry.getValue());
76 }
77 }
78
79 public void testArrayAsMapValueWithTypeDespriptor() {
80 Yaml yaml2dump = new Yaml();
81 yaml2dump.setBeanAccess(BeanAccess.FIELD);
82 A data = createA();
83 String dump = yaml2dump.dump(data);
84
85
86 TypeDescription aTypeDescr = new TypeDescription(A.class);
87 aTypeDescr.putMapPropertyType("meta", String.class, String[].class);
88
89 Constructor c = new Constructor();
90 c.addTypeDescription(aTypeDescr);
91 Yaml yaml2load = new Yaml(c);
92 yaml2load.setBeanAccess(BeanAccess.FIELD);
93
94 A loaded = (A) yaml2load.load(dump);
95
96 assertEquals(data.meta.size(), loaded.meta.size());
97 Set<Entry<String, String[]>> loadedMeta = loaded.meta.entrySet();
98 for (Entry<String, String[]> entry : loadedMeta) {
99 assertTrue(data.meta.containsKey(entry.getKey()));
100 Assert.assertArrayEquals(data.meta.get(entry.getKey()), entry.getValue());
101 }
102 }
103
104 public void testArrayAsListValue() {
105 Yaml yaml2dump = new Yaml();
106 yaml2dump.setBeanAccess(BeanAccess.FIELD);
107 B data = createB();
108 String dump = yaml2dump.dump(data);
109
110
111 Yaml yaml2load = new Yaml();
112 yaml2load.setBeanAccess(BeanAccess.FIELD);
113 B loaded = (B) yaml2load.load(dump);
114
115 Assert.assertArrayEquals(data.meta.toArray(), loaded.meta.toArray());
116 }
117
118 public void testArrayAsListValueWithTypeDespriptor() {
119 Yaml yaml2dump = new Yaml();
120 yaml2dump.setBeanAccess(BeanAccess.FIELD);
121 B data = createB();
122 String dump = yaml2dump.dump(data);
123
124
125 TypeDescription aTypeDescr = new TypeDescription(B.class);
126 aTypeDescr.putListPropertyType("meta", String[].class);
127
128 Constructor c = new Constructor();
129 c.addTypeDescription(aTypeDescr);
130 Yaml yaml2load = new Yaml(c);
131 yaml2load.setBeanAccess(BeanAccess.FIELD);
132
133 B loaded = (B) yaml2load.load(dump);
134
135 Assert.assertArrayEquals(data.meta.toArray(), loaded.meta.toArray());
136 }
137
138 public void testNoTags() {
139 Yaml yaml2dump = new Yaml();
140 yaml2dump.setBeanAccess(BeanAccess.FIELD);
141 B data = createB();
142 String dump = yaml2dump.dumpAs(data, Tag.MAP, FlowStyle.AUTO);
143
144 assertEquals("meta:\n- [whatever]\n- [something, something else]\n", dump);
145
146 Constructor constr = new Constructor(B.class);
147 Yaml yaml2load = new Yaml(constr);
148 yaml2load.setBeanAccess(BeanAccess.FIELD);
149 B loaded = (B) yaml2load.load(dump);
150
151 Assert.assertArrayEquals(data.meta.toArray(), loaded.meta.toArray());
152 }
153 }