KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > apache > commons > betwixt > TestDescriptors


1 /*
2  * Copyright 2001-2004 The Apache Software Foundation.
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.apache.commons.betwixt;
17
18 import junit.framework.Test;
19 import junit.framework.TestSuite;
20 import junit.textui.TestRunner;
21
22
23 /** Test harness for the Descriptors (ElementDescriptor and so on).
24   *
25   * @author Robert Burrell Donkin
26   * @version $Revision: 1.6 $
27   */
28 public class TestDescriptors extends AbstractTestCase {
29     
30     public static void main( String JavaDoc[] args ) {
31         TestRunner.run( suite() );
32     }
33     
34     public static Test suite() {
35         return new TestSuite(TestDescriptors.class);
36     }
37     
38     public TestDescriptors(String JavaDoc testName) {
39         super(testName);
40     }
41     
42     public void testElementDescriptorLazyInit() {
43         ElementDescriptor descriptor = new ElementDescriptor();
44         
45         // check for NPEs
46 assertTrue("Empty descriptor has no children", !descriptor.hasChildren());
47         assertTrue("Empty descriptor has no content", !descriptor.hasContent());
48         assertTrue("Empty descriptor has no attributes", !descriptor.hasAttributes());
49         
50         // add an attribute and make sure everything works
51 descriptor.addAttributeDescriptor(new AttributeDescriptor("test:one"));
52         assertTrue("Empty descriptor has no children", !descriptor.hasChildren());
53         assertTrue("Empty descriptor has no content", !descriptor.hasContent());
54         assertTrue("Descriptor has attributes (1)", descriptor.hasAttributes());
55                 
56         // add an element and make sure everything works
57 descriptor.addElementDescriptor(new ElementDescriptor("test:two"));
58         assertTrue("Descriptor has children (1)", descriptor.hasChildren());
59         assertTrue("Descriptor has content (1)", descriptor.hasContent());
60         assertTrue("Descriptor has attributes (2)", descriptor.hasAttributes());
61         
62         // start again and test in reverse order
63 descriptor = new ElementDescriptor();
64         
65         // add an element and make sure everything works
66 descriptor.addElementDescriptor(new ElementDescriptor("test:one"));
67         assertTrue("Descriptor has children (2)", descriptor.hasChildren());
68         assertTrue("Descriptor has content (2)", descriptor.hasContent());
69         assertTrue("Descriptor has no attributes (1)", !descriptor.hasAttributes());
70         
71         // add an attribute and make sure everything works
72 descriptor.addAttributeDescriptor(new AttributeDescriptor("test:two"));
73         assertTrue("Descriptor has children (3)", descriptor.hasChildren());
74         assertTrue("Descriptor has content (3)", descriptor.hasContent());
75         assertTrue("Descriptor has attributes (2)", descriptor.hasAttributes());
76         
77         // try adding content
78 descriptor = new ElementDescriptor();
79         descriptor.addContentDescriptor(new AttributeDescriptor("test:one"));
80         assertTrue("Descriptor has no children (1)", !descriptor.hasChildren());
81         assertTrue("Descriptor has content (3)", descriptor.hasContent());
82         assertTrue("Descriptor has no attributes (2)", !descriptor.hasAttributes());
83         
84         // add an element and make sure everything works
85 descriptor.addElementDescriptor(new ElementDescriptor("test:two"));
86         assertTrue("Descriptor has children (4)", descriptor.hasChildren());
87         assertTrue("Descriptor has content (4)", descriptor.hasContent());
88         assertTrue("Descriptor has no attributes (3)", !descriptor.hasAttributes());
89         
90         // add an attribute and make sure everything works
91 descriptor.addAttributeDescriptor(new AttributeDescriptor("test:three"));
92         assertTrue("Descriptor has children (5)", descriptor.hasChildren());
93         assertTrue("Descriptor has content (5)", descriptor.hasContent());
94         assertTrue("Descriptor has attributes (3)", descriptor.hasAttributes());
95     }
96     
97     public void testGetElementDescriptorByName()
98     {
99         ElementDescriptor descriptor = new ElementDescriptor("Flintstones");
100         descriptor.addElementDescriptor(new ElementDescriptor("Freddy"));
101         descriptor.addElementDescriptor(new ElementDescriptor("Wilma"));
102         descriptor.addElementDescriptor(new ElementDescriptor("Pebbles"));
103         
104         ElementDescriptor returned = descriptor.getElementDescriptor("Freddy");
105         assertTrue("Freddy is a Flintstone", returned != null);
106         assertEquals("Freddy is the right flintstone", "Freddy", returned.getLocalName());
107         
108         returned = descriptor.getElementDescriptor("Wilma");
109         assertTrue("Wilma is a Flintstone", returned != null);
110         assertEquals("Wilma is the right flintstone", "Wilma", returned.getLocalName());
111         
112         returned = descriptor.getElementDescriptor("Barney");
113         assertTrue("Barney is not a Flintstone", returned == null);
114     }
115     
116     public void testGetElementDescriptorByNameNullMatch()
117     {
118         ElementDescriptor descriptor = new ElementDescriptor("Flintstones");
119         descriptor.addElementDescriptor(new ElementDescriptor("Freddy"));
120         descriptor.addElementDescriptor(new ElementDescriptor("Wilma"));
121         descriptor.addElementDescriptor(new ElementDescriptor("Pebbles"));
122         descriptor.addElementDescriptor(new ElementDescriptor());
123         
124         ElementDescriptor returned = descriptor.getElementDescriptor("NotFreddy");
125         assertTrue("NotFreddy matched", returned != null);
126         assertEquals("NotFreddy match by null descriptor", null, returned.getLocalName());
127     }
128 }
129
130
Popular Tags