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Java > Open Source Codes > com > jcorporate > expresso > core > misc > tests > Base64Test


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64
65 package com.jcorporate.expresso.core.misc.tests;
66
67 import com.jcorporate.expresso.core.misc.Base64;
68 import com.jcorporate.expresso.services.test.CommandLineParser;
69 import com.jcorporate.expresso.services.test.ExpressoTestCase;
70 import junit.framework.TestSuite;
71
72
73 /**
74  * Unit tests for the Base64 encoding class
75  *
76  * @author Michael Rimov
77  * @version $Revision: 1.2 $ $Date: 2004/11/17 20:48:23 $
78  */
79 public class Base64Test
80         extends ExpressoTestCase {
81     final String JavaDoc[] testString = {
82         "a", "ab", "abc", "abcd", "abcde", "ABC", "ABCDE", "abcdef", "abcdefg",
83         "abcdefghijklmnopqrstuvwxyz", "ABCDEFGHIJKLMNOPQRSTUVWXYZ!@",
84         "#$%^&*()_+1234567890<>,.:\"\\"
85     };
86     final byte[] test3 = {
87         0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, -1, 120, 54, -125, 30, (byte) 0xFF
88     };
89
90     public Base64Test(String JavaDoc testName)
91             throws Exception JavaDoc {
92         super(testName);
93     }
94
95     public static void main(String JavaDoc[] args)
96             throws Exception JavaDoc {
97
98         //Set the system properties we need
99 CommandLineParser.parseCommandLine(args);
100         junit.textui.TestRunner.run(suite());
101     }
102
103     /**
104      * Filler Function to conform to log4j test suites.
105      */
106     public static junit.framework.Test suite() {
107         return new TestSuite(Base64Test.class);
108     }
109
110     /**
111      * Tests a normal base64 operation.
112      */
113     public void testBase64WithPadding() {
114         int i;
115
116         for (i = 0; i < testString.length; i++) {
117             String JavaDoc arrayPartEncode = Base64.encode(testString[i].getBytes());
118             String JavaDoc arrayPartDecode = new String JavaDoc(Base64.decode(arrayPartEncode));
119             assertTrue("Base64 Test: Test Data " + testString[i],
120                     arrayPartDecode.equals(testString[i]));
121             assertTrue("Greater Than Zero Length Return " + testString[i],
122                     arrayPartEncode.length() > 0);
123         }
124
125         //Test3
126 String JavaDoc encode3 = Base64.encode(test3);
127         byte[] decode3 = Base64.decode(encode3);
128
129         for (i = 0; i < decode3.length; i++) {
130             assertTrue("Binary Input Data i=" + Integer.toString(i),
131                     test3[i] == decode3[i]);
132         }
133     }
134
135     /**
136      * Tests the proprietary non-padding Base64 scheme. (No ='s at the end)
137      */
138     public void testBase64NoPadding() {
139         int i;
140
141         for (i = 0; i < testString.length; i++) {
142             String JavaDoc arrayPartEncode = Base64.encodeNoPadding(testString[i].getBytes());
143             String JavaDoc arrayPartDecode = new String JavaDoc(Base64.decodeNoPadding(arrayPartEncode));
144             assertTrue("Base64 Test: Test Data " + testString[i],
145                     arrayPartDecode.equals(testString[i]));
146             assertTrue("Greater Than Zero Length Return " + testString[i],
147                     arrayPartEncode.length() > 0);
148             assertTrue("No Padding", arrayPartEncode.indexOf('=') == -1);
149         }
150
151         //Test3
152 String JavaDoc encode3 = Base64.encodeNoPadding(test3);
153         byte[] decode3 = Base64.decodeNoPadding(encode3);
154         assertTrue("Greater Than Zero Length Return [binary]",
155                 decode3.length > 0);
156
157         for (i = 0; i < decode3.length; i++) {
158             assertTrue("Binary Input Data i=" + Integer.toString(i),
159                     test3[i] == decode3[i]);
160         }
161     }
162 }
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