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      1 /**
      2  * Copyright (c) 2008, 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 examples;
     17 
     18 import java.io.ByteArrayInputStream;
     19 import java.io.File;
     20 import java.io.FileInputStream;
     21 import java.io.IOException;
     22 import java.io.InputStream;
     23 import java.util.List;
     24 import java.util.Map;
     25 
     26 import junit.framework.TestCase;
     27 
     28 import org.yaml.snakeyaml.Yaml;
     29 
     30 public class LoadExampleTest extends TestCase {
     31     @SuppressWarnings("unchecked")
     32     public void testLoad() {
     33         Yaml yaml = new Yaml();
     34         String document = "\n- Hesperiidae\n- Papilionidae\n- Apatelodidae\n- Epiplemidae";
     35         List<String> list = (List<String>) yaml.load(document);
     36         assertEquals("[Hesperiidae, Papilionidae, Apatelodidae, Epiplemidae]", list.toString());
     37     }
     38 
     39     public void testLoadFromString() {
     40         Yaml yaml = new Yaml();
     41         String document = "hello: 25";
     42         @SuppressWarnings("unchecked")
     43         Map<String, Integer> map = (Map<String, Integer>) yaml.load(document);
     44         assertEquals("{hello=25}", map.toString());
     45         assertEquals(new Integer(25), map.get("hello"));
     46     }
     47 
     48     public void testLoadFromStream() throws IOException {
     49         InputStream input = new FileInputStream(new File("src/test/resources/reader/utf-8.txt"));
     50         Yaml yaml = new Yaml();
     51         Object data = yaml.load(input);
     52         assertEquals("test", data);
     53         //
     54         data = yaml.load(new ByteArrayInputStream("test2".getBytes("UTF-8")));
     55         assertEquals("test2", data);
     56         input.close();
     57     }
     58 
     59     public void testLoadManyDocuments() throws IOException {
     60         InputStream input = new FileInputStream(new File(
     61                 "src/test/resources/specification/example2_28.yaml"));
     62         Yaml yaml = new Yaml();
     63         int counter = 0;
     64         for (Object data : yaml.loadAll(input)) {
     65             assertNotNull(data);
     66             assertTrue(data.toString().length() > 1);
     67             counter++;
     68         }
     69         assertEquals(3, counter);
     70         input.close();
     71     }
     72 }
     73