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.lang.it; |
22 | |
23 | import junit.framework.Assert; |
24 | import junit.framework.TestCase; |
25 | import org.jdtaus.core.lang.ExceptionEventSource; |
26 | |
27 | /** |
28 | * Testcase for {@code ExceptionEventSource} implementations. |
29 | * |
30 | * @author <a href="mailto:cs@schulte.it">Christian Schulte</a> |
31 | * @version $JDTAUS: ExceptionEventSourceTest.java 8692 2012-10-01 14:16:57Z schulte $ |
32 | */ |
33 | public abstract class ExceptionEventSourceTest extends TestCase |
34 | { |
35 | //--ExceptionEventSourceTest------------------------------------------------ |
36 | |
37 | /** |
38 | * Gets the {@code ExceptionEventSource} implementation tests are performed |
39 | * with. |
40 | * |
41 | * @return the {@code ExceptionEventSource} implementation tests are |
42 | * performed with. |
43 | */ |
44 | public abstract ExceptionEventSource getExceptionEventSource(); |
45 | |
46 | //------------------------------------------------ExceptionEventSourceTest-- |
47 | //--Tests------------------------------------------------------------------- |
48 | |
49 | /** |
50 | * Tests the |
51 | * {@link ExceptionEventSource#addExceptionListener(ExceptionListener)} and |
52 | * {@link ExceptionEventSource#removeExceptionListener(ExceptionListener)} |
53 | * methods to correctly handle {@code null} arguments by throwing a |
54 | * corresponding {@code NullPointerException}. |
55 | */ |
56 | public void testNullArguments() throws Exception |
57 | { |
58 | assert this.getExceptionEventSource() != null; |
59 | |
60 | try |
61 | { |
62 | this.getExceptionEventSource().addExceptionListener( null ); |
63 | throw new AssertionError(); |
64 | } |
65 | catch ( NullPointerException e ) |
66 | { |
67 | Assert.assertNotNull( e.getMessage() ); |
68 | System.out.println( e.toString() ); |
69 | } |
70 | |
71 | try |
72 | { |
73 | this.getExceptionEventSource().removeExceptionListener( null ); |
74 | throw new AssertionError(); |
75 | } |
76 | catch ( NullPointerException e ) |
77 | { |
78 | Assert.assertNotNull( e.getMessage() ); |
79 | System.out.println( e.toString() ); |
80 | } |
81 | |
82 | } |
83 | |
84 | //-------------------------------------------------------------------Tests-- |
85 | } |