001/* 002 * jDTAUS Core Test Suite 003 * Copyright (C) 2005 Christian Schulte 004 * <cs@schulte.it> 005 * 006 * This library is free software; you can redistribute it and/or 007 * modify it under the terms of the GNU Lesser General Public 008 * License as published by the Free Software Foundation; either 009 * version 2.1 of the License, or any later version. 010 * 011 * This library is distributed in the hope that it will be useful, 012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 * Lesser General Public License for more details. 015 * 016 * You should have received a copy of the GNU Lesser General Public 017 * License along with this library; if not, write to the Free Software 018 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 019 * 020 */ 021package org.jdtaus.core.monitor.it; 022 023import junit.framework.Assert; 024import junit.framework.TestCase; 025import org.jdtaus.core.monitor.TaskEventSource; 026import org.jdtaus.core.monitor.TaskListener; 027 028/** 029 * Testcase for {@code TaskEventSource} implementations. 030 * 031 * @author <a href="mailto:cs@schulte.it">Christian Schulte</a> 032 * @version $JDTAUS: TaskEventSourceTest.java 8743 2012-10-07 03:06:20Z schulte $ 033 */ 034public class TaskEventSourceTest extends TestCase 035{ 036 //--TaskEventSourceTest----------------------------------------------------- 037 038 /** Implementation to test. */ 039 private TaskEventSource source; 040 041 /** Creates a new {@code TaskEventSourceTest} instance. */ 042 public TaskEventSourceTest() 043 { 044 super(); 045 } 046 047 /** 048 * Gets the {@code TaskEventSource} implementation tests are performed with. 049 * 050 * @return the {@code TaskEventSource} implementation tests are performed 051 * with. 052 */ 053 public TaskEventSource getTaskEventSource() 054 { 055 return this.source; 056 } 057 058 /** 059 * Sets the {@code TaskEventSource} implementation tests are performed with. 060 * 061 * @param value the {@code TaskEventSource} implementation to perform tests 062 * with. 063 */ 064 public final void setTaskEventSource( final TaskEventSource value ) 065 { 066 this.source = value; 067 } 068 069 //-----------------------------------------------------TaskEventSourceTest-- 070 //--Tests------------------------------------------------------------------- 071 072 /** 073 * Tests the {@link TaskEventSource#addTaskListener(TaskListener)} method to 074 * handle {@code null} listener values correctly by throwing a corresponding 075 * {@code NullPointerException}. 076 */ 077 public void testAddTaskListener() throws Exception 078 { 079 assert this.getTaskEventSource() != null; 080 081 try 082 { 083 this.getTaskEventSource().addTaskListener( null ); 084 throw new AssertionError(); 085 } 086 catch ( final NullPointerException e ) 087 { 088 Assert.assertNotNull( e.getMessage() ); 089 System.out.println( e.toString() ); 090 } 091 092 } 093 094 /** 095 * Tests the {@link TaskEventSource#removeTaskListener(TaskListener)} method 096 * to handle {@code null} listener values correctly by throwing a 097 * corresponding {@code NullPointerException}. 098 */ 099 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}