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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.issues.issue73;
18  
19  import java.util.HashSet;
20  import java.util.LinkedHashSet;
21  import java.util.Set;
22  import java.util.TreeSet;
23  
24  import junit.framework.TestCase;
25  
26  import org.yaml.snakeyaml.DumperOptions;
27  import org.yaml.snakeyaml.Util;
28  import org.yaml.snakeyaml.Yaml;
29  import org.yaml.snakeyaml.introspector.BeanAccess;
30  
31  public class SetAsSequenceTest extends TestCase {
32  
33      public void testDump() {
34          Blog blog = new Blog("Test Me!");
35          blog.addPost(new Post("Title1", "text 1"));
36          blog.addPost(new Post("Title2", "text text 2"));
37          blog.numbers.add(19);
38          blog.numbers.add(17);
39          TreeSet<String> labels = new TreeSet<String>();
40          labels.add("Java");
41          labels.add("YAML");
42          labels.add("SnakeYAML");
43          blog.setLabels(labels);
44          DumperOptions options = new DumperOptions();
45          options.setAllowReadOnlyProperties(true);
46          Yaml yaml = new Yaml(options);
47          String output = yaml.dump(blog);
48          // System.out.println(output);
49          assertEquals(Util.getLocalResource("issues/issue73-1.txt"), output);
50      }
51  
52      public void testLoad() {
53          Yaml yaml = new Yaml();
54          yaml.setBeanAccess(BeanAccess.FIELD);
55          String doc = Util.getLocalResource("issues/issue73-1.txt");
56          Blog blog = (Blog) yaml.load(doc);
57          // System.out.println(blog);
58          assertEquals("Test Me!", blog.getName());
59          assertEquals(2, blog.numbers.size());
60          assertEquals(2, blog.getPosts().size());
61          for (Post post : blog.getPosts()) {
62              assertEquals(Post.class, post.getClass());
63          }
64      }
65  
66      public void testYaml() {
67          String serialized = Util.getLocalResource("issues/issue73-2.txt");
68          // System.out.println(serialized);
69          Yaml beanLoader = new Yaml();
70          beanLoader.setBeanAccess(BeanAccess.FIELD);
71          Blog rehydrated = beanLoader.loadAs(serialized, Blog.class);
72          checkTestBlog(rehydrated);
73      }
74  
75      protected void checkTestBlog(Blog blog) {
76          Set<Post> posts = blog.getPosts();
77          assertEquals("Blog contains 2 posts", 2, posts.size());
78          assertTrue(posts.contains(new Post("Test", "Dummy")));
79          assertTrue(posts.contains(new Post("Highly", "Creative")));
80          assertEquals("No tags!", blog.getName());
81          assertEquals(0, blog.numbers.size());
82      }
83  
84      @SuppressWarnings("unchecked")
85      public void testLoadRootSet() {
86          Yaml yaml = new Yaml();
87          String doc = Util.getLocalResource("issues/issue73-3.txt");
88          Set<String> strings = (Set<String>) yaml.load(doc);
89          // System.out.println(strings);
90          assertEquals(3, strings.size());
91          assertEquals(HashSet.class, strings.getClass());
92          assertTrue(strings.contains("aaa"));
93          assertTrue(strings.contains("bbb"));
94          assertTrue(strings.contains("ccc"));
95      }
96  
97      @SuppressWarnings("unchecked")
98      public void testLoadRootSet2() {
99          Yaml yaml = new Yaml();
100         String doc = "!!java.util.HashSet {aaa: null, bbb: null, ccc: null}";
101         Set<String> strings = (Set<String>) yaml.load(doc);
102         // System.out.println(strings);
103         assertEquals(3, strings.size());
104         assertEquals(LinkedHashSet.class, strings.getClass());
105         assertTrue(strings.contains("aaa"));
106         assertTrue(strings.contains("bbb"));
107         assertTrue(strings.contains("ccc"));
108     }
109 
110     @SuppressWarnings("unchecked")
111     public void testLoadRootSet3() {
112         Yaml yaml = new Yaml();
113         String doc = "!!java.util.TreeSet {aaa: null, bbb: null, ccc: null}";
114         Set<String> strings = (Set<String>) yaml.load(doc);
115         // System.out.println(strings);
116         assertEquals(3, strings.size());
117         assertEquals(TreeSet.class, strings.getClass());
118         assertTrue(strings.contains("aaa"));
119         assertTrue(strings.contains("bbb"));
120         assertTrue(strings.contains("ccc"));
121     }
122 
123     @SuppressWarnings("unchecked")
124     public void testLoadRootSet6() {
125         Yaml yaml = new Yaml();
126         String doc = Util.getLocalResource("issues/issue73-6.txt");
127         Set<String> strings = (Set<String>) yaml.load(doc);
128         // System.out.println(strings);
129         assertEquals(3, strings.size());
130         assertEquals(TreeSet.class, strings.getClass());
131         assertTrue(strings.contains("aaa"));
132         assertTrue(strings.contains("bbb"));
133         assertTrue(strings.contains("ccc"));
134     }
135 }