ifb_numerictest.java

java pos,你可以直接编译运行,

/*
 * 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 [e-mail]. 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,
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 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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 * ====================================================================
 * 
 * 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.IFB_NUMERIC;
import org.jpos.iso.ISOField;

/**
 * @author joconnor
 */
public class IFB_NUMERICTest extends TestCase
{
    public void testPack() throws Exception
    {
        ISOField field = new ISOField(12, "1234");
        IFB_NUMERIC packager = new IFB_NUMERIC(10, "Should be 0000001234", true);
        TestUtils.assertEquals(new byte[] {0x00, 0x00, 0x00, 0x12, 0x34}, packager.pack(field));
    }

    public void testUnpack() throws Exception
    {
        byte[] raw = new byte[] {0x00, 0x00, 0x00, 0x12, 0x34};
        IFB_NUMERIC packager = new IFB_NUMERIC(10, "Should be 0000001234", true);
        ISOField field = new ISOField(12);
        packager.unpack(field, raw, 0);
        assertEquals("0000001234", (String) field.getValue());
    }

    public void testReversability() throws Exception
    {
        String origin = "1234567890";
        ISOField f = new ISOField(12, origin);
        IFB_NUMERIC packager = new IFB_NUMERIC(10, "Should be 1234567890", true);

        ISOField unpack = new ISOField(12);
        packager.unpack(unpack, packager.pack(f), 0);
        assertEquals(origin, (String) unpack.getValue());
    }
}