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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 examples.collections;
18  
19  import java.util.ArrayList;
20  import java.util.List;
21  
22  import junit.framework.TestCase;
23  
24  import org.yaml.snakeyaml.Util;
25  import org.yaml.snakeyaml.Yaml;
26  
27  /**
28   * Test public field ListBean->List<Developer> developers <br/>
29   * Developer class must be properly recognised
30   */
31  public class ListFileldBeanTest extends TestCase {
32      public void testDumpList() {
33          ListFieldBean bean = new ListFieldBean();
34          List<String> list = new ArrayList<String>();
35          list.add("aaa");
36          list.add("bbb");
37          bean.setChildren(list);
38          List<Developer> developers = new ArrayList<Developer>();
39          developers.add(new Developer("Fred", "creator"));
40          developers.add(new Developer("John", "committer"));
41          bean.developers = developers;
42          bean.setName("Bean123");
43          Yaml yaml = new Yaml();
44          String output = yaml.dumpAsMap(bean);
45          // System.out.println(output);
46          String etalon = Util.getLocalResource("examples/list-bean-1.yaml");
47          assertEquals(etalon, output);
48      }
49  
50      public void testLoadList() {
51          String output = Util.getLocalResource("examples/list-bean-1.yaml");
52          // System.out.println(output);
53          Yaml beanLoader = new Yaml();
54          ListFieldBean parsed = beanLoader.loadAs(output, ListFieldBean.class);
55          assertNotNull(parsed);
56          List<String> list2 = parsed.getChildren();
57          assertEquals(2, list2.size());
58          assertEquals("aaa", list2.get(0));
59          assertEquals("bbb", list2.get(1));
60          List<Developer> developers = parsed.developers;
61          assertEquals(2, developers.size());
62          assertEquals("Developer must be recognised.", Developer.class, developers.get(0).getClass());
63          Developer fred = developers.get(0);
64          assertEquals("Fred", fred.getName());
65          assertEquals("creator", fred.getRole());
66      }
67  
68      public static class ListFieldBean {
69          private List<String> children;
70          private String name;
71          public List<Developer> developers;
72  
73          public ListFieldBean() {
74              name = "Bean456";
75          }
76  
77          public List<String> getChildren() {
78              return children;
79          }
80  
81          public void setChildren(List<String> children) {
82              this.children = children;
83          }
84  
85          public String getName() {
86              return name;
87          }
88  
89          public void setName(String name) {
90              this.name = name;
91          }
92      }
93  
94      public static class Developer {
95          private String name;
96          private String role;
97  
98          public Developer() {
99          }
100 
101         public Developer(String name, String role) {
102             this.name = name;
103             this.role = role;
104         }
105 
106         public String getName() {
107             return name;
108         }
109 
110         public void setName(String name) {
111             this.name = name;
112         }
113 
114         public String getRole() {
115             return role;
116         }
117 
118         public void setRole(String role) {
119             this.role = role;
120         }
121     }
122 }