/* * Copyright (c) 2000 jPOS.org. All rights reserved. *  * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: 1. * Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. 2. Redistributions in * binary form must reproduce the above copyright notice, this list of * conditions and the following disclaimer in the documentation and/or other * materials provided with the distribution. 3. The end-user documentation * included with the redistribution, if any, must include the following * acknowledgment: "This product includes software developed by the jPOS * project (http://www.jpos.org/)". Alternately, this acknowledgment may appear * in the software itself, if and wherever such third-party acknowledgments * normally appear. 4. The names "jPOS" and "jPOS.org" must not be used to * endorse or promote products derived from this software without prior written * permission. For written permission, please contact license@jpos.org. 5. * Products derived from this software may not be called "jPOS", nor may "jPOS" * appear in their name, without prior written permission of the jPOS project. *  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE JPOS * PROJECT OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * ==================================================================== *  * This software consists of voluntary contributions made by many individuals * on behalf of the jPOS Project. For more information please see * <http://www.jpos.org/> . */package iso;import junit.framework.TestCase;import org.jpos.iso.BcdPrefixer;/** * Tests the ASCII length Prefixer. * @author jonathan.oconnor@xcom */public class BcdPrefixerTest extends TestCase{    public void testEncode() throws Exception    {        byte[] b = new byte[1];        BcdPrefixer.LL.encodeLength(21, b);        TestUtils.assertEquals(new byte[]{0x21}, b);    }    public void testEncodeShortLength() throws Exception    {        byte[] b = new byte[1];        BcdPrefixer.LL.encodeLength(3, b);        TestUtils.assertEquals(new byte[]{0x03}, b);    }    public void testEncodeLLL() throws Exception    {        byte[] b = new byte[2];        BcdPrefixer.LLL.encodeLength(321, b);        TestUtils.assertEquals(new byte[]{0x03, 0x21}, b);    }    public void testEncodeLLLShortLength() throws Exception    {        byte[] b = new byte[2];        BcdPrefixer.LLL.encodeLength(3, b);        TestUtils.assertEquals(new byte[]{0x00, 0x03}, b);    }    public void testEncode99() throws Exception    {        byte[] b = new byte[1];        BcdPrefixer.LL.encodeLength(99, b);        TestUtils.assertEquals(new byte[]{(byte)0x99}, b);    }    public void testDecode() throws Exception    {        byte[] b = new byte[]{0x25};        assertEquals(25, BcdPrefixer.LL.decodeLength(b, 0));    }    public void testDecode19() throws Exception    {        byte[] b = new byte[]{0x19};        assertEquals(19, BcdPrefixer.LL.decodeLength(b, 0));    }    public void testDecode99() throws Exception    {        byte[] b = new byte[]{(byte)0x99};        assertEquals(99, BcdPrefixer.LL.decodeLength(b, 0));    }    public void testReversability() throws Exception    {        int len = 3;        byte[] b = new byte[1];        BcdPrefixer.LL.encodeLength(len, b);        assertEquals(len, BcdPrefixer.LL.decodeLength(b, 0));    }}