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Java > Open Source Codes > org > picocontainer > gems > monitors > ComponentDependencyMonitorTestCase


1 package org.picocontainer.gems.monitors;
2
3 import java.util.ArrayList JavaDoc;
4 import java.util.List JavaDoc;
5
6 import junit.framework.TestCase;
7
8 import org.picocontainer.gems.monitors.ComponentDependencyMonitor.Dependency;
9 import org.picocontainer.gems.monitors.prefuse.ComponentDependencyListener;
10 import org.picocontainer.testmodel.DependsOnList;
11
12 public class ComponentDependencyMonitorTestCase extends TestCase implements ComponentDependencyListener {
13     private ComponentDependencyMonitor monitor;
14
15     private Dependency dependency;
16
17     protected void setUp() throws Exception JavaDoc {
18         super.setUp();
19         monitor = new ComponentDependencyMonitor(this);
20         dependency = new Dependency(Object JavaDoc.class, String JavaDoc.class);
21     }
22
23     public void testShouldDependOnList() throws Exception JavaDoc {
24         List JavaDoc list = new ArrayList JavaDoc();
25         DependsOnList dol = new DependsOnList(list);
26         monitor.instantiated(DependsOnList.class.getConstructors()[0], dol, new Object JavaDoc[] { list }, 10);
27         assertEquals(new Dependency(DependsOnList.class, ArrayList JavaDoc.class), dependency);
28     }
29
30     public void addDependency(Dependency dependency) {
31         this.dependency = dependency;
32     }
33
34     public void testAShouldBeDependentOnB() throws Exception JavaDoc {
35         assertEquals(true, dependency.dependsOn(String JavaDoc.class));
36     }
37
38     public void testADoesntDependOnB() throws Exception JavaDoc {
39         assertEquals(false, dependency.dependsOn(Boolean JavaDoc.class));
40     }
41
42     public void testADoesntDependOnNullB() throws Exception JavaDoc {
43         assertEquals(false, dependency.dependsOn(null));
44     }
45
46     public void testShouldNotEqualNull() throws Exception JavaDoc {
47         assertEquals("not equal to null", false, dependency.equals(null));
48     }
49
50     public void testShouldEqualSelf() throws Exception JavaDoc {
51         assertEquals("equal to self", dependency, dependency);
52     }
53
54     public void testShouldEqualSimilarDependency() throws Exception JavaDoc {
55         assertEquals(dependency, new Dependency(Object JavaDoc.class, String JavaDoc.class));
56     }
57
58     public void testShouldNotEqualDifferentDependency() throws Exception JavaDoc {
59         assertEquals("not equal to different dependency", false, dependency.equals(new Dependency(Object JavaDoc.class,
60                 Object JavaDoc.class)));
61         assertEquals("not equal to different dependency", false, dependency.equals(new Dependency(String JavaDoc.class,
62                 String JavaDoc.class)));
63     }
64
65     public void testShouldNotEqualObjectsWhichArentDependencies() throws Exception JavaDoc {
66         assertEquals("not equal to different type", false, dependency.equals(new Object JavaDoc()));
67     }
68
69     public void testShouldNotThrowNullPointerExceptionsWhenComparingEmptyDependencies() throws Exception JavaDoc {
70         Dependency emptyDependency = new Dependency(null, null);
71         assertEquals("not equal to empty dependency", false, dependency.equals(emptyDependency));
72         assertEquals("not equal to empty dependency", false, emptyDependency.equals(dependency));
73     }
74
75     public void testShouldNotThrowNullPointerExceptionsWhenComparingPartialDependencies() throws Exception JavaDoc {
76         Dependency partialDependency = new Dependency(Boolean JavaDoc.class, null);
77         assertEquals("not equal to empty dependency", false, dependency.equals(partialDependency));
78         assertEquals("not equal to empty dependency", false, partialDependency.equals(dependency));
79     }
80 }
81
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