DependencySetTestCase


1   package org.picocontainer.gems.monitors.prefuse;
2   
3   import junit.framework.TestCase;
4   
5   import org.picocontainer.gems.monitors.ComponentDependencyMonitor.Dependency;
6   
7   public class DependencySetTestCase extends TestCase {
8       int callCount = 0;
9   
10      public void testShouldNotAddDuplicates() throws Exception   {
11          ComponentDependencyListener mockListener = new ComponentDependencyListener(){
12              public void addDependency(Dependency dependency) {
13               callCount++;
14              }    
15          };       
16          DependencySet set = new DependencySet(mockListener);
17          Dependency dependency = new Dependency(Object  .class, String  .class);
18          set.addDependency(dependency);
19          set.addDependency(dependency);
20          assertEquals(1, set.getDependencies().length);
21          assertEquals(dependency, set.getDependencies()[0]);
22          assertEquals("Call count should be called once",1,callCount );
23      }
24  }
25

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