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    1   /*
    2    *  Licensed to the Apache Software Foundation (ASF) under one
    3    *  or more contributor license agreements.  See the NOTICE file
    4    *  distributed with this work for additional information
    5    *  regarding copyright ownership.  The ASF licenses this file
    6    *  to you under the Apache License, Version 2.0 (the
    7    *  "License"); you may not use this file except in compliance
    8    *  with the License.  You may obtain a copy of the License at
    9    *
    10   *    http://www.apache.org/licenses/LICENSE-2.0
    11   *
    12   *  Unless required by applicable law or agreed to in writing,
    13   *  software distributed under the License is distributed on an
    14   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    15   *  KIND, either express or implied.  See the License for the
    16   *  specific language governing permissions and limitations
    17   *  under the License.
    18   *
    19   */
    20  package org.apache.mina.proxy;
    21
    22  import static org.apache.mina.proxy.utils.ByteUtilities.asHex;
    23  import static org.junit.Assert.assertEquals;
    24
    25  import java.security.MessageDigest;
    26  import java.security.NoSuchAlgorithmException;
    27  import java.security.NoSuchProviderException;
    28  import java.security.Security;
    29
    30  import org.apache.mina.proxy.utils.MD4Provider;
    31  import org.junit.Before;
    32  import org.junit.Test;
    33
    34  /**
    35   * MD4Test.java - JUnit testcase that tests the rfc 1320 test suite.
    36   * @see <a href="http://www.ietf.org/rfc/rfc1320.txt">RFC 1320</a>
    37   *
    38   * @author <a href="http://mina.apache.org">Apache MINA Project</a>
    39   * @since MINA 2.0.0-M3
    40   */
    41  public class MD4Test {
    42
    43      /**
    44       * {@inheritDoc}
    45       */
    46      @Before
    47      public void setUp() throws Exception {
    48          if (Security.getProvider(MD4Provider.PROVIDER_NAME) == null) {
    49              System.out.print("Adding MINA provider...");
    50              Security.addProvider(new MD4Provider());
    51              //System.out.println(" [Ok]");
    52          }
    53      }
    54
    55      /**
    56       * Test suite for the MD4 algorithm.
    57       */
    58      @Test
    59      public void testRFCVectors() throws NoSuchAlgorithmException, NoSuchProviderException {
    60          MessageDigest md4 = MessageDigest.getInstance("MD4", MD4Provider.PROVIDER_NAME);
    61          doTest(md4, "31d6cfe0d16ae931b73c59d7e0c089c0", "");
    62          doTest(md4, "bde52cb31de33e46245e05fbdbd6fb24", "a");
    63          doTest(md4, "a448017aaf21d8525fc10ae87aa6729d", "abc");
    64          doTest(md4, "d9130a8164549fe818874806e1c7014b", "message digest");
    65          doTest(md4, "d79e1c308aa5bbcdeea8ed63df412da9", "abcdefghijklmnopqrstuvwxyz");
    66          doTest(md4, "043f8582f241db351ce627e153e7f0e4",
    67                  "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789");
    68          doTest(md4, "e33b4ddc9c38f2199c3e7b164fcc0536",
    69                  "12345678901234567890123456789012345678901234567890123456789012345678901234567890");
    70      }
    71
    72      /**
    73       * Original test vector found on <a href="http://en.wikipedia.org/wiki/MD4">wikipedia(en)</a>
    74       * and <a href="http://fr.wikipedia.org/wiki/MD4">wikipedia(fr)</a>
    75       */
    76      @Test
    77      public void testWikipediaVectors() throws NoSuchAlgorithmException, NoSuchProviderException {
    78          MessageDigest md4 = MessageDigest.getInstance("MD4", MD4Provider.PROVIDER_NAME);
    79          doTest(md4, "b94e66e0817dd34dc7858a0c131d4079", "Wikipedia, l'encyclopedie libre et gratuite");
    80          doTest(md4, "1bee69a46ba811185c194762abaeae90", "The quick brown fox jumps over the lazy dog");
    81          doTest(md4, "b86e130ce7028da59e672d56ad0113df", "The quick brown fox jumps over the lazy cog");
    82      }
    83
    84      /**
    85       * Performs md4 digesting on the provided test vector and verifies that the
    86       * result equals to the expected result.
    87       *
    88       * @param md4 the md4 message digester
    89       * @param expected the expected hex formatted string
    90       * @param testVector the string message
    91       */
    92      private static void doTest(MessageDigest md4, String expected, String testVector) {
    93          String result = asHex(md4.digest(testVector.getBytes()));
    94          assertEquals(expected, result);
    95      }
    96  }