1 /* 2 * jDTAUS Core Test Suite 3 * Copyright (C) 2005 Christian Schulte 4 * <cs@schulte.it> 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with this library; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 19 * 20 */ 21 package org.jdtaus.core.monitor.it; 22 23 import junit.framework.Assert; 24 import junit.framework.TestCase; 25 import org.jdtaus.core.monitor.TaskEventSource; 26 import org.jdtaus.core.monitor.TaskListener; 27 28 /** 29 * Testcase for {@code TaskEventSource} implementations. 30 * 31 * @author <a href="mailto:cs@schulte.it">Christian Schulte</a> 32 * @version $JDTAUS: TaskEventSourceTest.java 8743 2012-10-07 03:06:20Z schulte $ 33 */ 34 public class TaskEventSourceTest extends TestCase 35 { 36 //--TaskEventSourceTest----------------------------------------------------- 37 38 /** Implementation to test. */ 39 private TaskEventSource source; 40 41 /** Creates a new {@code TaskEventSourceTest} instance. */ 42 public TaskEventSourceTest() 43 { 44 super(); 45 } 46 47 /** 48 * Gets the {@code TaskEventSource} implementation tests are performed with. 49 * 50 * @return the {@code TaskEventSource} implementation tests are performed 51 * with. 52 */ 53 public TaskEventSource getTaskEventSource() 54 { 55 return this.source; 56 } 57 58 /** 59 * Sets the {@code TaskEventSource} implementation tests are performed with. 60 * 61 * @param value the {@code TaskEventSource} implementation to perform tests 62 * with. 63 */ 64 public final void setTaskEventSource( final TaskEventSource value ) 65 { 66 this.source = value; 67 } 68 69 //-----------------------------------------------------TaskEventSourceTest-- 70 //--Tests------------------------------------------------------------------- 71 72 /** 73 * Tests the {@link TaskEventSource#addTaskListener(TaskListener)} method to 74 * handle {@code null} listener values correctly by throwing a corresponding 75 * {@code NullPointerException}. 76 */ 77 public void testAddTaskListener() throws Exception 78 { 79 assert this.getTaskEventSource() != null; 80 81 try 82 { 83 this.getTaskEventSource().addTaskListener( null ); 84 throw new AssertionError(); 85 } 86 catch ( final NullPointerException e ) 87 { 88 Assert.assertNotNull( e.getMessage() ); 89 System.out.println( e.toString() ); 90 } 91 92 } 93 94 /** 95 * Tests the {@link TaskEventSource#removeTaskListener(TaskListener)} method 96 * to handle {@code null} listener values correctly by throwing a 97 * corresponding {@code NullPointerException}. 98 */ 99 public void testRemoveTaskListener() throws Exception 100 { 101 assert this.getTaskEventSource() != null; 102 103 try 104 { 105 this.getTaskEventSource().removeTaskListener( null ); 106 throw new AssertionError(); 107 } 108 catch ( final NullPointerException e ) 109 { 110 Assert.assertNotNull( e.getMessage() ); 111 System.out.println( e.toString() ); 112 } 113 114 } 115 116 /** 117 * Tests the {@link TaskEventSource#getTaskListeners()} method to not 118 * return a {@code null} value instead of an empty array when no listeners 119 * are registered. 120 */ 121 public void testGetTaskListeners() throws Exception 122 { 123 assert this.getTaskEventSource() != null; 124 125 Assert.assertNotNull( this.getTaskEventSource().getTaskListeners() ); 126 } 127 128 //-------------------------------------------------------------------Tests-- 129 }