001: /*
002: * $Header: /home/cvs/jakarta-commons/primitives/src/test/org/apache/commons/collections/primitives/TestIntCollections.java,v 1.1 2003/10/13 22:46:56 scolebourne Exp $
003: * ====================================================================
004: * The Apache Software License, Version 1.1
005: *
006: * Copyright (c) 2002-2003 The Apache Software Foundation. All rights
007: * reserved.
008: *
009: * Redistribution and use in source and binary forms, with or without
010: * modification, are permitted provided that the following conditions
011: * are met:
012: *
013: * 1. Redistributions of source code must retain the above copyright
014: * notice, this list of conditions and the following disclaimer.
015: *
016: * 2. Redistributions in binary form must reproduce the above copyright
017: * notice, this list of conditions and the following disclaimer in
018: * the documentation and/or other materials provided with the
019: * distribution.
020: *
021: * 3. The end-user documentation included with the redistribution, if
022: * any, must include the following acknowledgement:
023: * "This product includes software developed by the
024: * Apache Software Foundation (http://www.apache.org/)."
025: * Alternately, this acknowledgement may appear in the software itself,
026: * if and wherever such third-party acknowledgements normally appear.
027: *
028: * 4. The names "The Jakarta Project", "Commons", and "Apache Software
029: * Foundation" must not be used to endorse or promote products derived
030: * from this software without prior written permission. For written
031: * permission, please contact apache@apache.org.
032: *
033: * 5. Products derived from this software may not be called "Apache"
034: * nor may "Apache" appear in their names without prior written
035: * permission of the Apache Software Foundation.
036: *
037: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
038: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
039: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
040: * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
041: * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
042: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
043: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
044: * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
045: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
046: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
047: * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
048: * SUCH DAMAGE.
049: * ====================================================================
050: *
051: * This software consists of voluntary contributions made by many
052: * individuals on behalf of the Apache Software Foundation. For more
053: * information on the Apache Software Foundation, please see
054: * <http://www.apache.org/>.
055: *
056: */
057:
058: package org.apache.commons.collections.primitives;
059:
060: import junit.framework.Test;
061: import junit.framework.TestCase;
062: import junit.framework.TestSuite;
063:
064: /**
065: * @version $Revision: 1.1 $ $Date: 2003/10/13 22:46:56 $
066: * @author Rodney Waldhoff
067: */
068: public class TestIntCollections extends TestCase {
069:
070: //------------------------------------------------------------ Conventional
071:
072: public TestIntCollections(String testName) {
073: super (testName);
074: }
075:
076: public static Test suite() {
077: return new TestSuite(TestIntCollections.class);
078: }
079:
080: //---------------------------------------------------------------- Tests
081:
082: public void testSingletonIntListIterator() {
083: IntListIterator iter = IntCollections
084: .singletonIntListIterator(17);
085: assertTrue(!iter.hasPrevious());
086: assertTrue(iter.hasNext());
087: assertEquals(17, iter.next());
088: assertTrue(iter.hasPrevious());
089: assertTrue(!iter.hasNext());
090: assertEquals(17, iter.previous());
091: try {
092: iter.set(18);
093: fail("Expected UnsupportedOperationException");
094: } catch (UnsupportedOperationException e) {
095: // expected
096: }
097: }
098:
099: public void testSingletonIntIterator() {
100: IntIterator iter = IntCollections.singletonIntIterator(17);
101: assertTrue(iter.hasNext());
102: assertEquals(17, iter.next());
103: assertTrue(!iter.hasNext());
104: try {
105: iter.remove();
106: fail("Expected UnsupportedOperationException");
107: } catch (UnsupportedOperationException e) {
108: // expected
109: }
110: }
111:
112: public void testSingletonIntList() {
113: IntList list = IntCollections.singletonIntList(17);
114: assertEquals(1, list.size());
115: assertEquals(17, list.get(0));
116: try {
117: list.add(18);
118: fail("Expected UnsupportedOperationException");
119: } catch (UnsupportedOperationException e) {
120: // expected
121: }
122: }
123:
124: public void testUnmodifiableIntListNull() {
125: try {
126: IntCollections.unmodifiableIntList(null);
127: fail("Expected NullPointerException");
128: } catch (NullPointerException e) {
129: // expected
130: }
131: }
132:
133: public void testEmptyIntList() {
134: assertSame(IntCollections.EMPTY_INT_LIST, IntCollections
135: .getEmptyIntList());
136: assertTrue(IntCollections.EMPTY_INT_LIST.isEmpty());
137: try {
138: IntCollections.EMPTY_INT_LIST.add(1);
139: fail("Expected UnsupportedOperationExcpetion");
140: } catch (UnsupportedOperationException e) {
141: // expected
142: }
143: }
144:
145: public void testUnmodifiableIntIteratorNull() {
146: try {
147: IntCollections.unmodifiableIntIterator(null);
148: fail("Expected NullPointerException");
149: } catch (NullPointerException e) {
150: // expected
151: }
152: }
153:
154: public void testEmptyIntIterator() {
155: assertSame(IntCollections.EMPTY_INT_ITERATOR, IntCollections
156: .getEmptyIntIterator());
157: assertTrue(!IntCollections.EMPTY_INT_ITERATOR.hasNext());
158: try {
159: IntCollections.EMPTY_INT_ITERATOR.remove();
160: fail("Expected UnsupportedOperationExcpetion");
161: } catch (UnsupportedOperationException e) {
162: // expected
163: }
164: }
165:
166: public void testUnmodifiableIntListIteratorNull() {
167: try {
168: IntCollections.unmodifiableIntListIterator(null);
169: fail("Expected NullPointerException");
170: } catch (NullPointerException e) {
171: // expected
172: }
173: }
174:
175: public void testEmptyIntListIterator() {
176: assertSame(IntCollections.EMPTY_INT_LIST_ITERATOR,
177: IntCollections.getEmptyIntListIterator());
178: assertTrue(!IntCollections.EMPTY_INT_LIST_ITERATOR.hasNext());
179: assertTrue(!IntCollections.EMPTY_INT_LIST_ITERATOR
180: .hasPrevious());
181: try {
182: IntCollections.EMPTY_INT_LIST_ITERATOR.add(1);
183: fail("Expected UnsupportedOperationExcpetion");
184: } catch (UnsupportedOperationException e) {
185: // expected
186: }
187: }
188: }
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