TranslatingIteratorTest


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11   * If applicable, add the following below the CDDL Header, with the fields
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13   * "Portions Copyrighted [year] [name of copyright owner]"
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16   * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
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18   */
19  
20  package org.netbeans.modules.java.source.util;
21  import java.util.ArrayList  ;
22  import java.util.Iterator  ;
23  import java.util.LinkedList  ;
24  import java.util.List  ;
25  import junit.framework.*;
26  import org.netbeans.modules.java.source.util.IteratorTest.IteratorDescription;
27  
28  /** Basic class for testing iterators.
29   *
30   * @author Petr Hrebejk
31   */
32  public class TranslatingIteratorTest extends IteratorTest {
33  
34      public TranslatingIteratorTest(String   testName) {
35          super(testName);
36      }
37  
38      protected void setUp() throws Exception   {
39      }
40  
41      protected void tearDown() throws Exception   {
42      }
43  
44      public static Test suite() {
45          TestSuite suite = new TestSuite(TranslatingIteratorTest.class);        
46          return suite;
47      }
48      
49      // Protected methods -------------------------------------------------------
50      
51      protected Iterable  <IteratorDescription> createDescriptions() {
52      
53          List  <IteratorDescription> descs = new ArrayList  <IteratorDescription>(); 
54          
55          List  <Integer  > gl = IteratorTest.createSequentialList( 100 );
56          List  <String  > sl = new LinkedList  ();
57          for( Integer   i : gl ) {
58              sl.add( i.toString() ); 
59          }
60                  
61          descs.add( new IteratorDescription( "WithSomeElements",
62                                              Iterators.translating( gl.iterator(), Integer2TextFactory.INSTANCE ), 
63                                              sl.iterator(), 
64                                              gl.size(),
65                                              true ) );
66          
67          return descs;
68      }
69  
70      // Additional Test Methods -------------------------------------------------
71          
72      public void testInvalidParameters() {
73          
74          try {
75              Iterators.translating( (Iterator  )null, Integer2TextFactory.INSTANCE );
76              fail( "IllegalArgumentException should have been thrown, but was not.");
77          }
78          catch( IllegalArgumentException   e ) {
79              // Fine
80          }
81                  
82      }
83      
84      
85      // Innerclasses ------------------------------------------------------------
86      
87      public static class Integer2TextFactory implements Factory<String  ,Integer  > {
88      
89          public static Factory<String  ,Integer  > INSTANCE = new Integer2TextFactory();
90          
91          private Integer2TextFactory() {} // No need to create instances        
92                  
93          public String   create(Integer   parameter) {
94              return parameter.toString();
95          }
96          
97      } 
98      
99  }
100 
101 
102
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