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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.issue29;
18  
19  import java.io.IOException;
20  
21  import junit.framework.TestCase;
22  
23  import org.yaml.snakeyaml.DumperOptions;
24  import org.yaml.snakeyaml.Yaml;
25  import org.yaml.snakeyaml.emitter.ScalarAnalysis;
26  
27  /**
28   * to test http://code.google.com/p/snakeyaml/issues/detail?id=29
29   */
30  public class FlexibleScalarStyleTest extends TestCase {
31      public void testLong() throws IOException {
32          Yaml yaml = new Yaml(new MyOptions());
33          String result = yaml
34                  .dump("qqqqqqqqqqqqqqqqqq qqqqqqqqqqqqqqqqqqqqqqqqq qqqqqqqqqqqqqqqqqqqqqqqq "
35                          + "qqqqqqqqqqqqqqqqqqqqqqqq qqqqqqqqqqqqqqqqqqqqqqqq "
36                          + "qqqqqqqqqqqqqqqqqqqqqqqqq qqqqqqqqqqqqqqqqqqqqqqqqqqq\n "
37                          + "qqqqqqqqqqqqqqqqqqqqqqqqqqqqq qqqqqqqqqqqqqqqqqqqqqqqqqqq\n");
38          // System.out.println(result);
39          assertTrue(result.startsWith(">\n"));
40      }
41  
42      public void testShort() throws IOException {
43          Yaml yaml = new Yaml(new MyOptions());
44          String result = yaml.dump("qqqqqqqqqqqqqqqqqq");
45          // System.out.println(result);
46          assertEquals("qqqqqqqqqqqqqqqqqq\n", result);
47      }
48  
49      private class MyOptions extends DumperOptions {
50          @Override
51          public DumperOptions.ScalarStyle calculateScalarStyle(ScalarAnalysis analysis,
52                  DumperOptions.ScalarStyle style) {
53              if (analysis.allowBlock && analysis.scalar.length() > 80) {
54                  return ScalarStyle.FOLDED;
55              } else {
56                  return super.calculateScalarStyle(analysis, style);
57              }
58          }
59      }
60  }