KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > edu > rice > cs > drjava > model > definitions > reducedmodel > GapTest


1 /*BEGIN_COPYRIGHT_BLOCK
2  *
3  * This file is part of DrJava. Download the current version of this project from http://www.drjava.org/
4  * or http://sourceforge.net/projects/drjava/
5  *
6  * DrJava Open Source License
7  *
8  * Copyright (C) 2001-2005 JavaPLT group at Rice University (javaplt@rice.edu). All rights reserved.
9  *
10  * Developed by: Java Programming Languages Team, Rice University, http://www.cs.rice.edu/~javaplt/
11  *
12  * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
13  * documentation files (the "Software"), to deal with the Software without restriction, including without limitation
14  * the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and
15  * to permit persons to whom the Software is furnished to do so, subject to the following conditions:
16  *
17  * - Redistributions of source code must retain the above copyright notice, this list of conditions and the
18  * following disclaimers.
19  * - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
20  * following disclaimers in the documentation and/or other materials provided with the distribution.
21  * - Neither the names of DrJava, the JavaPLT, Rice University, nor the names of its contributors may be used to
22  * endorse or promote products derived from this Software without specific prior written permission.
23  * - Products derived from this software may not be called "DrJava" nor use the term "DrJava" as part of their
24  * names without prior written permission from the JavaPLT group. For permission, write to javaplt@rice.edu.
25  *
26  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO
27  * THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
28  * CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
29  * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
30  * WITH THE SOFTWARE.
31  *
32  *END_COPYRIGHT_BLOCK*/
33
34 package edu.rice.cs.drjava.model.definitions.reducedmodel;
35
36 import edu.rice.cs.drjava.DrJavaTestCase;
37
38 /**
39  * Tests the functionality of the Gap class.
40  * @version $Id: GapTest.java 3553 2006-02-20 21:22:09Z rcartwright $
41  */
42 public final class GapTest extends DrJavaTestCase {
43   /**
44    * Tests the ability to grow a Gap.
45    */
46   public void testGrow() {
47     Gap gap0 = new Gap(0, ReducedToken.FREE);
48     Gap gap1 = new Gap(1, ReducedToken.FREE);
49     gap0.grow(5);
50     assertEquals(5, gap0.getSize());
51     gap0.grow(0);
52     assertEquals(5, gap0.getSize());
53     gap1.grow(-6);
54     assertEquals(1, gap1.getSize());
55   }
56
57   /**
58    * Tests the ability to shrink a Gap.
59    */
60   public void testShrink() {
61     Gap gap0 = new Gap(5, ReducedToken.FREE);
62     Gap gap1 = new Gap(1, ReducedToken.FREE);
63     gap0.shrink(3);
64     assertEquals(2, gap0.getSize());
65     gap0.shrink(0);
66     assertEquals(2, gap0.getSize());
67     gap1.shrink(3);
68     assertEquals(1, gap1.getSize());
69     gap1.shrink(-1);
70     assertEquals(1, gap1.getSize());
71   }
72 }
73
74
75
76
Popular Tags