001: /*
002: * $Header: /home/cvs/jakarta-commons/primitives/src/test/org/apache/commons/collections/primitives/adapters/io/TestInputStreamByteIterator.java,v 1.1 2003/10/13 22:46:53 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.adapters.io;
059:
060: import java.io.ByteArrayInputStream;
061: import java.io.IOException;
062: import java.io.InputStream;
063:
064: import junit.framework.Test;
065: import junit.framework.TestSuite;
066:
067: import org.apache.commons.collections.primitives.ByteIterator;
068: import org.apache.commons.collections.primitives.TestByteIterator;
069:
070: /**
071: * @version $Revision: 1.1 $ $Date: 2003/10/13 22:46:53 $
072: * @author Rodney Waldhoff
073: */
074: public class TestInputStreamByteIterator extends TestByteIterator {
075:
076: // conventional
077: // ------------------------------------------------------------------------
078:
079: public TestInputStreamByteIterator(String testName) {
080: super (testName);
081: }
082:
083: public static Test suite() {
084: return new TestSuite(TestInputStreamByteIterator.class);
085: }
086:
087: // ------------------------------------------------------------------------
088:
089: public boolean supportsRemove() {
090: return false;
091: }
092:
093: protected ByteIterator makeEmptyByteIterator() {
094: return new InputStreamByteIterator(new ByteArrayInputStream(
095: new byte[0]));
096: }
097:
098: protected ByteIterator makeFullByteIterator() {
099: return new InputStreamByteIterator(new ByteArrayInputStream(
100: getFullElements()));
101: }
102:
103: protected byte[] getFullElements() {
104: byte[] bytes = new byte[256];
105: for (int i = 0; i < 256; i++) {
106: bytes[i] = (byte) (i - 128);
107: }
108: return bytes;
109: }
110:
111: // ------------------------------------------------------------------------
112:
113: public void testErrorThrowingStream() {
114: InputStream errStream = new InputStream() {
115: public int read() throws IOException {
116: throw new IOException();
117: }
118: };
119:
120: ByteIterator iter = new InputStreamByteIterator(errStream);
121: try {
122: iter.hasNext();
123: fail("Expected RuntimeException");
124: } catch (RuntimeException e) {
125: // expected
126: }
127: try {
128: iter.next();
129: fail("Expected RuntimeException");
130: } catch (RuntimeException e) {
131: // expected
132: }
133: }
134:
135: public void testAdaptNull() {
136: assertNull(InputStreamByteIterator.adapt(null));
137: }
138:
139: public void testAdaptNonNull() {
140: assertNotNull(InputStreamByteIterator
141: .adapt(new ByteArrayInputStream(new byte[0])));
142: }
143: }
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