001: /* ====================================================================
002: * The Jcorporate Apache Style Software License, Version 1.2 05-07-2002
003: *
004: * Copyright (c) 1995-2002 Jcorporate Ltd. All rights reserved.
005: *
006: * Redistribution and use in source and binary forms, with or without
007: * modification, are permitted provided that the following conditions
008: * are met:
009: *
010: * 1. Redistributions of source code must retain the above copyright
011: * notice, this list of conditions and the following disclaimer.
012: *
013: * 2. Redistributions in binary form must reproduce the above copyright
014: * notice, this list of conditions and the following disclaimer in
015: * the documentation and/or other materials provided with the
016: * distribution.
017: *
018: * 3. The end-user documentation included with the redistribution,
019: * if any, must include the following acknowledgment:
020: * "This product includes software developed by Jcorporate Ltd.
021: * (http://www.jcorporate.com/)."
022: * Alternately, this acknowledgment may appear in the software itself,
023: * if and wherever such third-party acknowledgments normally appear.
024: *
025: * 4. "Jcorporate" and product names such as "Expresso" must
026: * not be used to endorse or promote products derived from this
027: * software without prior written permission. For written permission,
028: * please contact info@jcorporate.com.
029: *
030: * 5. Products derived from this software may not be called "Expresso",
031: * or other Jcorporate product names; nor may "Expresso" or other
032: * Jcorporate product names appear in their name, without prior
033: * written permission of Jcorporate Ltd.
034: *
035: * 6. No product derived from this software may compete in the same
036: * market space, i.e. framework, without prior written permission
037: * of Jcorporate Ltd. For written permission, please contact
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039: *
040: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
041: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
042: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
043: * DISCLAIMED. IN NO EVENT SHALL JCORPORATE LTD OR ITS CONTRIBUTORS
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050: * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
051: * SUCH DAMAGE.
052: * ====================================================================
053: *
054: * This software consists of voluntary contributions made by many
055: * individuals on behalf of the Jcorporate Ltd. Contributions back
056: * to the project(s) are encouraged when you make modifications.
057: * Please send them to support@jcorporate.com. For more information
058: * on Jcorporate Ltd. and its products, please see
059: * <http://www.jcorporate.com/>.
060: *
061: * Portions of this software are based upon other open source
062: * products and are subject to their respective licenses.
063: */
064:
065: package com.jcorporate.expresso.core.misc.tests;
066:
067: import com.jcorporate.expresso.core.misc.HexEncoder;
068: import com.jcorporate.expresso.services.test.CommandLineParser;
069: import com.jcorporate.expresso.services.test.ExpressoTestCase;
070: import junit.framework.TestSuite;
071:
072: /**
073: * Tests The HexEncoder Class. A Class that will take binary numbers and
074: * product a Hexadecimal output.
075: *
076: * @author Michael Rimov
077: * @version $Revision: 1.2 $ on $Date: 2004/11/17 20:48:23 $
078: */
079: public class HexEncoderTest extends ExpressoTestCase {
080: public HexEncoderTest(String testName) throws Exception {
081: super (testName);
082: }
083:
084: public static void main(String[] args) throws Exception {
085:
086: //Set the system properties we need
087: CommandLineParser.parseCommandLine(args);
088: junit.textui.TestRunner.run(suite());
089: }
090:
091: /**
092: * Filler Function to conform to log4j test suites.
093: */
094: public static junit.framework.Test suite() {
095: return new TestSuite(HexEncoderTest.class);
096: }
097:
098: /**
099: * Tests to make sure both arrays are equal values.
100: *
101: * @param array1[]
102: * @param array2[]
103: * @return true if array1 and array2 have equal values contained in them.
104: */
105: private static boolean arraysAreEqual(byte[] array1, byte[] array2) {
106: if (array1.length != array2.length) {
107: return false;
108: }
109:
110: int len = array1.length;
111:
112: for (int i = 0; i < len; i++) {
113: if (array1[i] != array2[i]) {
114: return false;
115: }
116: }
117:
118: return true;
119: } /* arraysAreEqual(byte, byte) */
120:
121: /**
122: * This test case makes sure that various byte values get properly
123: * encoded and decoded back.
124: *
125: * @throws Exception if an error occurs during encode/decode process
126: */
127: public void testHexEncode() throws Exception {
128: byte[][] testArray = {
129: { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
130: { 5, 6, 7, 8, 9, 0, 35, 62, 33 },
131: { (byte) 0x0A, (byte) 0xFF, (byte) 0xCA, (byte) 0xB1,
132: (byte) 0x00, (byte) 0x42 } };
133:
134: for (int i = 0; i < testArray.length; i++) {
135: byte[] test = testArray[i];
136: String encoded = HexEncoder.encode(test);
137: byte[] decoded = HexEncoder.decode(encoded);
138: assertTrue("Arrays Must Be Equal: i=" + i, arraysAreEqual(
139: test, decoded));
140: }
141: }
142:
143: /**
144: * This test makes sure that IllegalArgumentExceptions are thrown if
145: * invalid inputs are given to the system.
146: */
147: public void testBadInputs() throws Exception {
148: String[] breakDecode = { "ABA", "", "ABCDEFHLKAMABACD" };
149:
150: for (int i = 0; i < breakDecode.length; i++) {
151: try {
152: byte[] decoded = HexEncoder.decode(breakDecode[i]);
153: fail("Didn't handle bad input " + breakDecode[i]);
154: } catch (IllegalArgumentException ex) {
155: }
156: }
157: }
158: }
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