ObjectUtilsTests


1   /*
2    * Copyright 2002-2005 the original author or authors.
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.springframework.util;
18  
19  import java.io.IOException  ;
20  
21  import javax.servlet.ServletException  ;
22  
23  import org.springframework.beans.BeansException;
24  
25  import junit.framework.TestCase;
26  
27  /**
28   * @author Rod Johnson
29   */
30  public class ObjectUtilsTests extends TestCase {
31  
32      public void testIsCheckedException() {
33          assertTrue(ObjectUtils.isCheckedException(new Exception  ()));
34          assertTrue(ObjectUtils.isCheckedException(new ServletException  ()));
35          assertFalse(ObjectUtils.isCheckedException(new RuntimeException  ()));
36          assertFalse(ObjectUtils.isCheckedException(new BeansException("", null) {
37          }));
38          assertFalse(ObjectUtils.isCheckedException(new Throwable  ()));
39      }
40  
41      public void testIsCompatibleWithThrowsClause() {
42          Class  [] empty = new Class  [0];
43          Class  [] exception = new Class  [] { Exception  .class };
44          Class  [] servletAndIO = new Class  [] { ServletException  .class, IOException  .class };
45          Class  [] throwable = new Class  [] { Throwable  .class };
46  
47          assertTrue(ObjectUtils.isCompatibleWithThrowsClause(new RuntimeException  (), null));
48          assertTrue(ObjectUtils.isCompatibleWithThrowsClause(new RuntimeException  (), empty));
49          assertTrue(ObjectUtils.isCompatibleWithThrowsClause(new RuntimeException  (), exception));
50          assertTrue(ObjectUtils.isCompatibleWithThrowsClause(new RuntimeException  (), servletAndIO));
51          assertTrue(ObjectUtils.isCompatibleWithThrowsClause(new RuntimeException  (), throwable));
52  
53          assertFalse(ObjectUtils.isCompatibleWithThrowsClause(new Exception  (), null));
54          assertFalse(ObjectUtils.isCompatibleWithThrowsClause(new Exception  (), empty));
55          assertTrue(ObjectUtils.isCompatibleWithThrowsClause(new Exception  (), exception));
56          assertFalse(ObjectUtils.isCompatibleWithThrowsClause(new Exception  (), servletAndIO));
57          assertTrue(ObjectUtils.isCompatibleWithThrowsClause(new Exception  (), throwable));
58  
59          assertFalse(ObjectUtils.isCompatibleWithThrowsClause(new ServletException  (), null));
60          assertFalse(ObjectUtils.isCompatibleWithThrowsClause(new ServletException  (), empty));
61          assertTrue(ObjectUtils.isCompatibleWithThrowsClause(new ServletException  (), exception));
62          assertTrue(ObjectUtils.isCompatibleWithThrowsClause(new ServletException  (), servletAndIO));
63          assertTrue(ObjectUtils.isCompatibleWithThrowsClause(new ServletException  (), throwable));
64  
65          assertFalse(ObjectUtils.isCompatibleWithThrowsClause(new Throwable  (), null));
66          assertFalse(ObjectUtils.isCompatibleWithThrowsClause(new Throwable  (), empty));
67          assertFalse(ObjectUtils.isCompatibleWithThrowsClause(new Throwable  (), exception));
68          assertFalse(ObjectUtils.isCompatibleWithThrowsClause(new Throwable  (), servletAndIO));
69          assertTrue(ObjectUtils.isCompatibleWithThrowsClause(new Throwable  (), throwable));
70      }
71  
72      public void testToObjectArray() {
73          int[] a = new int[] { 1, 2, 3, 4, 5 };
74          Integer  [] wrapper = (Integer  [])ObjectUtils.toObjectArray(a);
75          assertTrue(wrapper.length == 5);
76          for (int i = 0; i < wrapper.length; i++) {
77              assertEquals(a[i], wrapper[i].intValue());
78          }
79      }
80  }
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