001: /*
002: * $Header: /home/cvs/jakarta-commons/primitives/src/test/org/apache/commons/collections/primitives/TestByteIterator.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) 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 java.util.Iterator;
061: import java.util.NoSuchElementException;
062:
063: import org.apache.commons.collections.iterators.AbstractTestIterator;
064: import org.apache.commons.collections.primitives.adapters.ByteIteratorIterator;
065:
066: /**
067: * @version $Revision: 1.1 $ $Date: 2003/10/13 22:46:56 $
068: * @author Rodney Waldhoff
069: */
070: public abstract class TestByteIterator extends AbstractTestIterator {
071:
072: // conventional
073: // ------------------------------------------------------------------------
074:
075: public TestByteIterator(String testName) {
076: super (testName);
077: }
078:
079: // collections testing framework
080: // ------------------------------------------------------------------------
081:
082: public Iterator makeEmptyIterator() {
083: return ByteIteratorIterator.wrap(makeEmptyByteIterator());
084: }
085:
086: public Iterator makeFullIterator() {
087: return ByteIteratorIterator.wrap(makeFullByteIterator());
088: }
089:
090: protected abstract ByteIterator makeEmptyByteIterator();
091:
092: protected abstract ByteIterator makeFullByteIterator();
093:
094: protected abstract byte[] getFullElements();
095:
096: // tests
097: // ------------------------------------------------------------------------
098:
099: public void testNextHasNextRemove() {
100: byte[] elements = getFullElements();
101: ByteIterator iter = makeFullByteIterator();
102: for (int i = 0; i < elements.length; i++) {
103: assertTrue(iter.hasNext());
104: assertEquals(elements[i], iter.next(), 0f);
105: if (supportsRemove()) {
106: iter.remove();
107: }
108: }
109: assertTrue(!iter.hasNext());
110: }
111:
112: public void testEmptyByteIterator() {
113: assertTrue(!makeEmptyByteIterator().hasNext());
114: try {
115: makeEmptyByteIterator().next();
116: fail("Expected NoSuchElementException");
117: } catch (NoSuchElementException e) {
118: // expected
119: }
120: if (supportsRemove()) {
121: try {
122: makeEmptyByteIterator().remove();
123: fail("Expected IllegalStateException");
124: } catch (IllegalStateException e) {
125: // expected
126: }
127: }
128: }
129:
130: public void testRemoveBeforeNext() {
131: if (supportsRemove()) {
132: try {
133: makeFullByteIterator().remove();
134: fail("Expected IllegalStateException");
135: } catch (IllegalStateException e) {
136: // expected
137: }
138: }
139: }
140:
141: public void testRemoveAfterRemove() {
142: if (supportsRemove()) {
143: ByteIterator iter = makeFullByteIterator();
144: iter.next();
145: iter.remove();
146: try {
147: iter.remove();
148: fail("Expected IllegalStateException");
149: } catch (IllegalStateException e) {
150: // expected
151: }
152: }
153: }
154: }
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