001: /*
002: * $Header: /home/cvs/jakarta-commons/primitives/src/test/org/apache/commons/collections/primitives/TestByteCollections.java,v 1.1 2003/10/29 18:33:10 rwaldhoff 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 BYTEERRUPTION) 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: 2003/10/29 18:33:10 $
066: * @author Rodney Waldhoff
067: */
068: public class TestByteCollections extends TestCase {
069:
070: //------------------------------------------------------------ Conventional
071:
072: public TestByteCollections(String testName) {
073: super (testName);
074: }
075:
076: public static Test suite() {
077: return new TestSuite(TestByteCollections.class);
078: }
079:
080: //---------------------------------------------------------------- Tests
081:
082: public void testSingletonByteListIterator() {
083: ByteListIterator iter = ByteCollections
084: .singletonByteListIterator((byte) 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((byte) 18);
093: fail("Expected UnsupportedOperationException");
094: } catch (UnsupportedOperationException e) {
095: // expected
096: }
097: }
098:
099: public void testSingletonByteIterator() {
100: ByteIterator iter = ByteCollections
101: .singletonByteIterator((byte) 17);
102: assertTrue(iter.hasNext());
103: assertEquals(17, iter.next());
104: assertTrue(!iter.hasNext());
105: try {
106: iter.remove();
107: fail("Expected UnsupportedOperationException");
108: } catch (UnsupportedOperationException e) {
109: // expected
110: }
111: }
112:
113: public void testSingletonByteList() {
114: ByteList list = ByteCollections.singletonByteList((byte) 17);
115: assertEquals(1, list.size());
116: assertEquals(17, list.get(0));
117: try {
118: list.add((byte) 18);
119: fail("Expected UnsupportedOperationException");
120: } catch (UnsupportedOperationException e) {
121: // expected
122: }
123: }
124:
125: public void testUnmodifiableByteListNull() {
126: try {
127: ByteCollections.unmodifiableByteList(null);
128: fail("Expected NullPointerException");
129: } catch (NullPointerException e) {
130: // expected
131: }
132: }
133:
134: public void testEmptyByteList() {
135: assertSame(ByteCollections.EMPTY_BYTE_LIST, ByteCollections
136: .getEmptyByteList());
137: assertTrue(ByteCollections.EMPTY_BYTE_LIST.isEmpty());
138: try {
139: ByteCollections.EMPTY_BYTE_LIST.add((byte) 1);
140: fail("Expected UnsupportedOperationExcpetion");
141: } catch (UnsupportedOperationException e) {
142: // expected
143: }
144: }
145:
146: public void testUnmodifiableByteIteratorNull() {
147: try {
148: ByteCollections.unmodifiableByteIterator(null);
149: fail("Expected NullPointerException");
150: } catch (NullPointerException e) {
151: // expected
152: }
153: }
154:
155: public void testEmptyByteIterator() {
156: assertSame(ByteCollections.EMPTY_BYTE_ITERATOR, ByteCollections
157: .getEmptyByteIterator());
158: assertTrue(!ByteCollections.EMPTY_BYTE_ITERATOR.hasNext());
159: try {
160: ByteCollections.EMPTY_BYTE_ITERATOR.remove();
161: fail("Expected UnsupportedOperationExcpetion");
162: } catch (UnsupportedOperationException e) {
163: // expected
164: }
165: }
166:
167: public void testUnmodifiableByteListIteratorNull() {
168: try {
169: ByteCollections.unmodifiableByteListIterator(null);
170: fail("Expected NullPointerException");
171: } catch (NullPointerException e) {
172: // expected
173: }
174: }
175:
176: public void testEmptyByteListIterator() {
177: assertSame(ByteCollections.EMPTY_BYTE_LIST_ITERATOR,
178: ByteCollections.getEmptyByteListIterator());
179: assertTrue(!ByteCollections.EMPTY_BYTE_LIST_ITERATOR.hasNext());
180: assertTrue(!ByteCollections.EMPTY_BYTE_LIST_ITERATOR
181: .hasPrevious());
182: try {
183: ByteCollections.EMPTY_BYTE_LIST_ITERATOR.add((byte) 1);
184: fail("Expected UnsupportedOperationExcpetion");
185: } catch (UnsupportedOperationException e) {
186: // expected
187: }
188: }
189: }
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