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.text.it; |
22 | |
23 | import junit.framework.Assert; |
24 | import junit.framework.TestCase; |
25 | import org.jdtaus.core.text.MessageEventSource; |
26 | import org.jdtaus.core.text.MessageListener; |
27 | |
28 | /** |
29 | * Testcase for {@code MessageEventSource} implementations. |
30 | * |
31 | * @author <a href="mailto:cs@schulte.it">Christian Schulte</a> |
32 | * @version $JDTAUS: MessageEventSourceTest.java 8692 2012-10-01 14:16:57Z schulte $ |
33 | */ |
34 | public class MessageEventSourceTest extends TestCase |
35 | { |
36 | //--MessageEventSourceTest-------------------------------------------------- |
37 | |
38 | /** Implementation to test. */ |
39 | private MessageEventSource source; |
40 | |
41 | /** |
42 | * Gets the {@code MessageEventSource} implementation tests are performed |
43 | * with. |
44 | * |
45 | * @return the {@code MessageEventSource} implementation tests are |
46 | * performed with. |
47 | */ |
48 | public MessageEventSource getMessageEventSource() |
49 | { |
50 | return this.source; |
51 | } |
52 | |
53 | /** |
54 | * Sets the {@code MessageEventSource} implementation tests are performed |
55 | * with. |
56 | * |
57 | * @param value the {@code MessageEventSource} implementation to perform |
58 | * tests with. |
59 | */ |
60 | public void setMessageEventSource( final MessageEventSource value ) |
61 | { |
62 | this.source = value; |
63 | } |
64 | |
65 | //--------------------------------------------------MessageEventSourceTest-- |
66 | //--Tests------------------------------------------------------------------- |
67 | |
68 | /** |
69 | * Tests the {@link MessageEventSource#addMessageListener(MessageListener)} |
70 | * method to handle {@code null} listener values correctly by throwing a |
71 | * corresponding {@code NullPointerException}. |
72 | */ |
73 | public void testAddMessageListener() throws Exception |
74 | { |
75 | assert this.getMessageEventSource() != null; |
76 | |
77 | try |
78 | { |
79 | this.getMessageEventSource().addMessageListener( null ); |
80 | throw new AssertionError(); |
81 | } |
82 | catch ( NullPointerException e ) |
83 | { |
84 | Assert.assertNotNull( e.getMessage() ); |
85 | System.out.println( e.toString() ); |
86 | } |
87 | |
88 | } |
89 | |
90 | /** |
91 | * Tests the |
92 | * {@link MessageEventSource#removeMessageListener(MessageListener)} |
93 | * method to handle {@code null} listener values correctly by throwing a |
94 | * corresponding {@code NullPointerException}. |
95 | */ |
96 | public void testRemoveMessageListener() throws Exception |
97 | { |
98 | assert this.getMessageEventSource() != null; |
99 | |
100 | try |
101 | { |
102 | this.getMessageEventSource().removeMessageListener( null ); |
103 | throw new AssertionError(); |
104 | } |
105 | catch ( NullPointerException e ) |
106 | { |
107 | Assert.assertNotNull( e.getMessage() ); |
108 | System.out.println( e.toString() ); |
109 | } |
110 | |
111 | } |
112 | |
113 | /** |
114 | * Tests the {@link MessageEventSource#getMessageListeners()} method to not |
115 | * return a {@code null} value instead of an empty array when no listeners |
116 | * are registered. |
117 | */ |
118 | public void testGetMessageListeners() throws Exception |
119 | { |
120 | assert this.getMessageEventSource() != null; |
121 | |
122 | Assert.assertNotNull( |
123 | this.getMessageEventSource().getMessageListeners() ); |
124 | |
125 | } |
126 | |
127 | //-------------------------------------------------------------------Tests-- |
128 | } |