001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.commons.collections.primitives.adapters.io; 018 019import java.io.InputStream; 020 021import junit.framework.Test; 022import junit.framework.TestCase; 023import junit.framework.TestSuite; 024 025import org.apache.commons.collections.primitives.ArrayByteList; 026import org.apache.commons.collections.primitives.ByteList; 027 028/** 029 * @version $Revision: 480451 $ $Date: 2006-11-29 02:45:08 -0500 (Wed, 29 Nov 2006) $ 030 * @author Rodney Waldhoff 031 */ 032public class TestByteIteratorInputStream extends TestCase { 033 034 // conventional 035 // ------------------------------------------------------------------------ 036 037 public TestByteIteratorInputStream(String testName) { 038 super(testName); 039 } 040 041 public static Test suite() { 042 return new TestSuite(TestByteIteratorInputStream.class); 043 } 044 045 // ------------------------------------------------------------------------ 046 047 048 049 // ------------------------------------------------------------------------ 050 051 public void testReadNonEmpty() throws Exception { 052 ByteList list = new ArrayByteList(); 053 for(int i = Byte.MIN_VALUE; i <= Byte.MAX_VALUE; i++) { 054 list.add((byte)i); 055 } 056 057 InputStream in = new ByteIteratorInputStream(list.iterator()); 058 for(int i = Byte.MIN_VALUE; i <= Byte.MAX_VALUE; i++) { 059 assertEquals(0xFF&i,in.read()); 060 } 061 assertEquals(-1,in.read()); 062 assertEquals(-1,in.read()); 063 } 064 065 public void testReadEmpty() throws Exception { 066 ByteList list = new ArrayByteList(); 067 InputStream in = new ByteIteratorInputStream(list.iterator()); 068 assertEquals(-1,in.read()); 069 assertEquals(-1,in.read()); 070 } 071 072 public void testAdaptNull() { 073 assertNull(ByteIteratorInputStream.adapt(null)); 074 } 075 076 public void testAdaptNonNull() { 077 assertNotNull(ByteIteratorInputStream.adapt(new ArrayByteList().iterator())); 078 } 079 080}