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1   /**
2    * Copyright (c) 2008-2011, http://www.snakeyaml.org
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  
17  package org.yaml.snakeyaml.recursive;
18  
19  import java.io.IOException;
20  import java.util.Date;
21  
22  import junit.framework.TestCase;
23  
24  import org.yaml.snakeyaml.TypeDescription;
25  import org.yaml.snakeyaml.Util;
26  import org.yaml.snakeyaml.Yaml;
27  import org.yaml.snakeyaml.constructor.Constructor;
28  
29  public class Human_WithArrayOfChildrenTest extends TestCase {
30  
31      public static class Human_WithArrayOfChildren extends AbstractHuman {
32  
33          private Human_WithArrayOfChildren father;
34          private Human_WithArrayOfChildren mother;
35          private Human_WithArrayOfChildren partner;
36          private Human_WithArrayOfChildren bankAccountOwner;
37          protected Human_WithArrayOfChildren[] children;
38  
39          public Human_WithArrayOfChildren() {
40              children = new Human_WithArrayOfChildren[0];
41          }
42  
43          public Human_WithArrayOfChildren getFather() {
44              return father;
45          }
46  
47          public void setFather(Human_WithArrayOfChildren father) {
48              this.father = father;
49          }
50  
51          public Human_WithArrayOfChildren getMother() {
52              return mother;
53          }
54  
55          public void setMother(Human_WithArrayOfChildren mother) {
56              this.mother = mother;
57          }
58  
59          public Human_WithArrayOfChildren getPartner() {
60              return partner;
61          }
62  
63          public void setPartner(Human_WithArrayOfChildren partner) {
64              this.partner = partner;
65          }
66  
67          public Human_WithArrayOfChildren getBankAccountOwner() {
68              return bankAccountOwner;
69          }
70  
71          public void setBankAccountOwner(Human_WithArrayOfChildren bankAccountOwner) {
72              this.bankAccountOwner = bankAccountOwner;
73          }
74  
75          public Human_WithArrayOfChildren[] getChildren() {
76              return children;
77          }
78  
79          public void setChildren(Human_WithArrayOfChildren[] children) {
80              this.children = children;
81          }
82  
83      }
84  
85      private Human_WithArrayOfChildren createSon() {
86          Human_WithArrayOfChildren father = new Human_WithArrayOfChildren();
87          father.setName("Father");
88          father.setBirthday(new Date(1000000000));
89          father.setBirthPlace("Leningrad");
90          father.setBankAccountOwner(father);
91          //
92          Human_WithArrayOfChildren mother = new Human_WithArrayOfChildren();
93          mother.setName("Mother");
94          mother.setBirthday(new Date(100000000000L));
95          mother.setBirthPlace("Saint-Petersburg");
96          father.setPartner(mother);
97          mother.setPartner(father);
98          mother.setBankAccountOwner(father);
99          //
100         Human_WithArrayOfChildren son = new Human_WithArrayOfChildren();
101         son.setName("Son");
102         son.setBirthday(new Date(310000000000L));
103         son.setBirthPlace("Munich");
104         son.setBankAccountOwner(father);
105         son.setFather(father);
106         son.setMother(mother);
107         //
108         Human_WithArrayOfChildren daughter = new Human_WithArrayOfChildren();
109         daughter.setName("Daughter");
110         daughter.setBirthday(new Date(420000000000L));
111         daughter.setBirthPlace("New York");
112         daughter.setBankAccountOwner(father);
113         daughter.setFather(father);
114         daughter.setMother(mother);
115         //
116         Human_WithArrayOfChildren[] children = new Human_WithArrayOfChildren[] { son, daughter };
117         father.setChildren(children);
118         mother.setChildren(children);
119         //
120         return son;
121     }
122 
123     private void checkSon(Human_WithArrayOfChildren son) {
124         assertNotNull(son);
125         assertEquals("Son", son.getName());
126 
127         Human_WithArrayOfChildren father2 = son.getFather();
128         assertEquals("Father", father2.getName());
129         assertEquals("Mother", son.getMother().getName());
130         assertSame(father2, father2.getBankAccountOwner());
131         assertSame(father2.getPartner(), son.getMother());
132         assertSame(father2, son.getMother().getPartner());
133 
134         Human_WithArrayOfChildren[] fathersChildren = father2.getChildren();
135         assertEquals(2, fathersChildren.length);
136         Human_WithArrayOfChildren[] mothersChildren = father2.getPartner().getChildren();
137         assertEquals(2, mothersChildren.length);
138         assertSame(mothersChildren, fathersChildren);
139 
140         for (Object child : fathersChildren) {
141             // check if type descriptor was correct
142             assertSame(Human_WithArrayOfChildren.class, child.getClass());
143         }
144     }
145 
146     public void testChildrenArray() throws IOException {
147         Constructor constructor = new Constructor(Human_WithArrayOfChildren.class);
148         TypeDescription HumanWithChildrenArrayDescription = new TypeDescription(
149                 Human_WithArrayOfChildren.class);
150         HumanWithChildrenArrayDescription.putListPropertyType("children",
151                 Human_WithArrayOfChildren.class);
152         constructor.addTypeDescription(HumanWithChildrenArrayDescription);
153         Human_WithArrayOfChildren son = createSon();
154         Yaml yaml = new Yaml(constructor);
155         String output = yaml.dump(son);
156         // System.out.println(output);
157         String etalon = Util.getLocalResource("recursive/with-childrenArray.yaml");
158         assertEquals(etalon, output);
159         //
160         Human_WithArrayOfChildren son2 = (Human_WithArrayOfChildren) yaml.load(output);
161         checkSon(son2);
162     }
163 
164     public void testDumpChildrenArrayWithoutRootTag() throws IOException {
165         Yaml yaml = new Yaml();
166         Human_WithArrayOfChildren son = createSon();
167         String output = yaml.dumpAsMap(son);
168         // System.out.println(output);
169         String etalon = Util.getLocalResource("recursive/with-childrenArray-no-root-tag.yaml");
170         assertEquals(etalon, output);
171     }
172 
173     public void testParseChildrenArrayWithoutRootTag() throws IOException {
174         Constructor constructor = new Constructor(Human_WithArrayOfChildren.class);
175         TypeDescription HumanWithChildrenArrayDescription = new TypeDescription(
176                 Human_WithArrayOfChildren.class);
177         HumanWithChildrenArrayDescription.putListPropertyType("children",
178                 Human_WithArrayOfChildren.class);
179         constructor.addTypeDescription(HumanWithChildrenArrayDescription);
180         Yaml yaml = new Yaml(constructor);
181         String doc = Util.getLocalResource("recursive/with-childrenArray-no-root-tag.yaml");
182         Human_WithArrayOfChildren son2 = (Human_WithArrayOfChildren) yaml.load(doc);
183         checkSon(son2);
184     }
185 }