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1   /**
2    * Copyright (c) 2008-2012, 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  package org.yaml.snakeyaml.issues.issue73;
17  
18  import java.util.HashSet;
19  import java.util.LinkedHashSet;
20  import java.util.Set;
21  import java.util.TreeSet;
22  
23  import junit.framework.TestCase;
24  
25  import org.yaml.snakeyaml.DumperOptions;
26  import org.yaml.snakeyaml.Util;
27  import org.yaml.snakeyaml.Yaml;
28  import org.yaml.snakeyaml.introspector.BeanAccess;
29  
30  public class SetAsSequenceTest extends TestCase {
31  
32      public void testDump() {
33          Blog blog = new Blog("Test Me!");
34          blog.addPost(new Post("Title1", "text 1"));
35          blog.addPost(new Post("Title2", "text text 2"));
36          blog.numbers.add(19);
37          blog.numbers.add(17);
38          TreeSet<String> labels = new TreeSet<String>();
39          labels.add("Java");
40          labels.add("YAML");
41          labels.add("SnakeYAML");
42          blog.setLabels(labels);
43          DumperOptions options = new DumperOptions();
44          options.setAllowReadOnlyProperties(true);
45          Yaml yaml = new Yaml(options);
46          String output = yaml.dump(blog);
47          // System.out.println(output);
48          assertEquals(Util.getLocalResource("issues/issue73-1.txt"), output);
49      }
50  
51      public void testLoad() {
52          Yaml yaml = new Yaml();
53          yaml.setBeanAccess(BeanAccess.FIELD);
54          String doc = Util.getLocalResource("issues/issue73-1.txt");
55          Blog blog = (Blog) yaml.load(doc);
56          // System.out.println(blog);
57          assertEquals("Test Me!", blog.getName());
58          assertEquals(2, blog.numbers.size());
59          assertEquals(2, blog.getPosts().size());
60          for (Post post : blog.getPosts()) {
61              assertEquals(Post.class, post.getClass());
62          }
63      }
64  
65      public void testYaml() {
66          String serialized = Util.getLocalResource("issues/issue73-2.txt");
67          // System.out.println(serialized);
68          Yaml beanLoader = new Yaml();
69          beanLoader.setBeanAccess(BeanAccess.FIELD);
70          Blog rehydrated = beanLoader.loadAs(serialized, Blog.class);
71          checkTestBlog(rehydrated);
72      }
73  
74      protected void checkTestBlog(Blog blog) {
75          Set<Post> posts = blog.getPosts();
76          assertEquals("Blog contains 2 posts", 2, posts.size());
77          assertTrue(posts.contains(new Post("Test", "Dummy")));
78          assertTrue(posts.contains(new Post("Highly", "Creative")));
79          assertEquals("No tags!", blog.getName());
80          assertEquals(0, blog.numbers.size());
81      }
82  
83      @SuppressWarnings("unchecked")
84      public void testLoadRootSet() {
85          Yaml yaml = new Yaml();
86          String doc = Util.getLocalResource("issues/issue73-3.txt");
87          Set<String> strings = (Set<String>) yaml.load(doc);
88          // System.out.println(strings);
89          assertEquals(3, strings.size());
90          assertEquals(HashSet.class, strings.getClass());
91          assertTrue(strings.contains("aaa"));
92          assertTrue(strings.contains("bbb"));
93          assertTrue(strings.contains("ccc"));
94      }
95  
96      @SuppressWarnings("unchecked")
97      public void testLoadRootSet2() {
98          Yaml yaml = new Yaml();
99          String doc = "!!java.util.HashSet {aaa: null, bbb: null, ccc: null}";
100         Set<String> strings = (Set<String>) yaml.load(doc);
101         // System.out.println(strings);
102         assertEquals(3, strings.size());
103         assertEquals(LinkedHashSet.class, strings.getClass());
104         assertTrue(strings.contains("aaa"));
105         assertTrue(strings.contains("bbb"));
106         assertTrue(strings.contains("ccc"));
107     }
108 
109     @SuppressWarnings("unchecked")
110     public void testLoadRootSet3() {
111         Yaml yaml = new Yaml();
112         String doc = "!!java.util.TreeSet {aaa: null, bbb: null, ccc: null}";
113         Set<String> strings = (Set<String>) yaml.load(doc);
114         // System.out.println(strings);
115         assertEquals(3, strings.size());
116         assertEquals(TreeSet.class, strings.getClass());
117         assertTrue(strings.contains("aaa"));
118         assertTrue(strings.contains("bbb"));
119         assertTrue(strings.contains("ccc"));
120     }
121 
122     @SuppressWarnings("unchecked")
123     public void testLoadRootSet6() {
124         Yaml yaml = new Yaml();
125         String doc = Util.getLocalResource("issues/issue73-6.txt");
126         Set<String> strings = (Set<String>) yaml.load(doc);
127         // System.out.println(strings);
128         assertEquals(3, strings.size());
129         assertEquals(TreeSet.class, strings.getClass());
130         assertTrue(strings.contains("aaa"));
131         assertTrue(strings.contains("bbb"));
132         assertTrue(strings.contains("ccc"));
133     }
134 }