mcs/class/Mono.Security.Win32/Test/Mono.Security.Cryptography/MD4Test.cs

   1 //
   2 // MD4Test.cs - NUnit Test Cases for MD4 (RFC1320)
   3 //
   4 // Author:
   5 //      Sebastien Pouliot (spouliot@motus.com)
   6 //
   7 // (C) 2002 Motus Technologies Inc. (http://www.motus.com)
   8 //
   9
  10 using NUnit.Framework;
  11 using System;
  12 using System.IO;
  13 using Mono.Security.Cryptography;
  14 using System.Text;
  15
  16 namespace MonoTests.Security.Cryptography {
  17
  18 // References:
  19 // a.   The MD4 Message-Digest Algorithm
  20 //      http://www.ietf.org/rfc/RFC1320.txt
  21
  22 // MD4 is a abstract class - so ALL of the test included here wont be tested
  23 // on the abstract class but should be tested in ALL its descendants.
  24 public class MD4Test {
  25
  26         protected MD4 hash;
  27
  28         // because most crypto stuff works with byte[] buffers
  29         static public void AssertEquals (string msg, byte[] array1, byte[] array2)
  30         {
  31                 if ((array1 == null) && (array2 == null))
  32                         return;
  33                 if (array1 == null)
  34                         Assert.Fail (msg + " -> First array is NULL");
  35                 if (array2 == null)
  36                         Assert.Fail (msg + " -> Second array is NULL");
  37
  38                 bool a = (array1.Length == array2.Length);
  39                 if (a) {
  40                         for (int i = 0; i < array1.Length; i++) {
  41                                 if (array1 [i] != array2 [i]) {
  42                                         a = false;
  43                                         break;
  44                                 }
  45                         }
  46                 }
  47                 if (array1.Length > 0) {
  48                         msg += " -> Expected " + BitConverter.ToString (array1, 0);
  49                         msg += " is different than " + BitConverter.ToString (array2, 0);
  50                 }
  51                 Assert.IsTrue (a, msg);
  52         }
  53
  54         // MD4 ("") = 31d6cfe0d16ae931b73c59d7e0c089c0
  55         [Test]
  56         public void RFC1320_Test1 ()
  57         {
  58                 string className = hash.ToString ();
  59                 byte[] result = { 0x31, 0xd6, 0xcf, 0xe0, 0xd1, 0x6a, 0xe9, 0x31, 0xb7, 0x3c, 0x59, 0xd7, 0xe0, 0xc0, 0x89, 0xc0 };
  60                 byte[] input = new byte [0];
  61
  62                 string testName = className + " 1";
  63                 RFC1320_a (testName, hash, input, result);
  64                 RFC1320_b (testName, hash, input, result);
  65                 RFC1320_c (testName, hash, input, result);
  66                 RFC1320_d (testName, hash, input, result);
  67                 // N/A RFC1320_e (testName, hash, input, result);
  68         }
  69
  70         // MD4 ("a") = bde52cb31de33e46245e05fbdbd6fb24
  71         [Test]
  72         public void RFC1320_Test2 ()
  73         {
  74                 string className = hash.ToString ();
  75                 byte[] result = { 0xbd, 0xe5, 0x2c, 0xb3, 0x1d, 0xe3, 0x3e, 0x46, 0x24, 0x5e, 0x05, 0xfb, 0xdb, 0xd6, 0xfb, 0x24 };
  76                 byte[] input = Encoding.Default.GetBytes ("a");
  77
  78                 string testName = className + " 2";
  79                 RFC1320_a (testName, hash, input, result);
  80                 RFC1320_b (testName, hash, input, result);
  81                 RFC1320_c (testName, hash, input, result);
  82                 RFC1320_d (testName, hash, input, result);
  83                 RFC1320_e (testName, hash, input, result);
  84         }
  85
  86         // MD4 ("abc") = a448017aaf21d8525fc10ae87aa6729d
  87         [Test]
  88         public void RFC1320_Test3 ()
  89         {
  90                 string className = hash.ToString ();
  91                 byte[] result = { 0xa4, 0x48, 0x01, 0x7a, 0xaf, 0x21, 0xd8, 0x52, 0x5f, 0xc1, 0x0a, 0xe8, 0x7a, 0xa6, 0x72, 0x9d };
  92                 byte[] input = Encoding.Default.GetBytes ("abc");
  93
  94                 string testName = className + " 3";
  95                 RFC1320_a (testName, hash, input, result);
  96                 RFC1320_b (testName, hash, input, result);
  97                 RFC1320_c (testName, hash, input, result);
  98                 RFC1320_d (testName, hash, input, result);
  99                 RFC1320_e (testName, hash, input, result);
 100         }
 101
 102         // MD4 ("message digest") = d9130a8164549fe818874806e1c7014b
 103         [Test]
 104         public void RFC1320_Test4 ()
 105         {
 106                 string className = hash.ToString ();
 107                 byte[] result = { 0xd9, 0x13, 0x0a, 0x81, 0x64, 0x54, 0x9f, 0xe8, 0x18, 0x87, 0x48, 0x06, 0xe1, 0xc7, 0x01, 0x4b };
 108                 byte[] input = Encoding.Default.GetBytes ("message digest");
 109
 110                 string testName = className + " 4";
 111                 RFC1320_a (testName, hash, input, result);
 112                 RFC1320_b (testName, hash, input, result);
 113                 RFC1320_c (testName, hash, input, result);
 114                 RFC1320_d (testName, hash, input, result);
 115                 RFC1320_e (testName, hash, input, result);
 116         }
 117
 118         // MD4 ("abcdefghijklmnopqrstuvwxyz") = d79e1c308aa5bbcdeea8ed63df412da9
 119         [Test]
 120         public void RFC1320_Test5 ()
 121         {
 122                 string className = hash.ToString ();
 123                 byte[] result = { 0xd7, 0x9e, 0x1c, 0x30, 0x8a, 0xa5, 0xbb, 0xcd, 0xee, 0xa8, 0xed, 0x63, 0xdf, 0x41, 0x2d, 0xa9 };
 124                 byte[] input = Encoding.Default.GetBytes ("abcdefghijklmnopqrstuvwxyz");
 125
 126                 string testName = className + " 5";
 127                 RFC1320_a (testName, hash, input, result);
 128                 RFC1320_b (testName, hash, input, result);
 129                 RFC1320_c (testName, hash, input, result);
 130                 RFC1320_d (testName, hash, input, result);
 131                 RFC1320_e (testName, hash, input, result);
 132         }
 133
 134         // MD4 ("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789") =
 135         //      043f8582f241db351ce627e153e7f0e4
 136         [Test]
 137         public void RFC1320_Test6 ()
 138         {
 139                 string className = hash.ToString ();
 140                 byte[] result = { 0x04, 0x3f, 0x85, 0x82, 0xf2, 0x41, 0xdb, 0x35, 0x1c, 0xe6, 0x27, 0xe1, 0x53, 0xe7, 0xf0, 0xe4 };
 141                 byte[] input = Encoding.Default.GetBytes ("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789");
 142
 143                 string testName = className + " 6";
 144                 RFC1320_a (testName, hash, input, result);
 145                 RFC1320_b (testName, hash, input, result);
 146                 RFC1320_c (testName, hash, input, result);
 147                 RFC1320_d (testName, hash, input, result);
 148                 RFC1320_e (testName, hash, input, result);
 149         }
 150
 151         // MD4 ("123456789012345678901234567890123456789012345678901234567890123456
 152         //      78901234567890") = e33b4ddc9c38f2199c3e7b164fcc0536
 153         [Test]
 154         public void RFC1320_Test7 ()
 155         {
 156                 string className = hash.ToString ();
 157                 byte[] result = { 0xe3, 0x3b, 0x4d, 0xdc, 0x9c, 0x38, 0xf2, 0x19, 0x9c, 0x3e, 0x7b, 0x16, 0x4f, 0xcc, 0x05, 0x36 };
 158                 byte[] input = Encoding.Default.GetBytes ("12345678901234567890123456789012345678901234567890123456789012345678901234567890");
 159
 160                 string testName = className + " 7";
 161                 RFC1320_a (testName, hash, input, result);
 162                 RFC1320_b (testName, hash, input, result);
 163                 RFC1320_c (testName, hash, input, result);
 164                 RFC1320_d (testName, hash, input, result);
 165                 RFC1320_e (testName, hash, input, result);
 166         }
 167
 168         public void RFC1320_a (string testName, MD4 hash, byte[] input, byte[] result)
 169         {
 170                 byte[] output = hash.ComputeHash (input);
 171                 AssertEquals (testName + ".a.1", result, output);
 172                 AssertEquals (testName + ".a.2", result, hash.Hash);
 173                 // required or next operation will still return old hash
 174                 hash.Initialize ();
 175         }
 176
 177         public void RFC1320_b (string testName, MD4 hash, byte[] input, byte[] result)
 178         {
 179                 byte[] output = hash.ComputeHash (input, 0, input.Length);
 180                 AssertEquals (testName + ".b.1", result, output);
 181                 AssertEquals (testName + ".b.2", result, hash.Hash);
 182                 // required or next operation will still return old hash
 183                 hash.Initialize ();
 184         }
 185
 186         public void RFC1320_c (string testName, MD4 hash, byte[] input, byte[] result)
 187         {
 188                 MemoryStream ms = new MemoryStream (input);
 189                 byte[] output = hash.ComputeHash (ms);
 190                 AssertEquals (testName + ".c.1", result, output);
 191                 AssertEquals (testName + ".c.2", result, hash.Hash);
 192                 // required or next operation will still return old hash
 193                 hash.Initialize ();
 194         }
 195
 196         public void RFC1320_d (string testName, MD4 hash, byte[] input, byte[] result)
 197         {
 198                 byte[] output = hash.TransformFinalBlock (input, 0, input.Length);
 199                 AssertEquals (testName + ".d.1", input, output);
 200                 AssertEquals (testName + ".d.2", result, hash.Hash);
 201                 // required or next operation will still return old hash
 202                 hash.Initialize ();
 203         }
 204
 205         public void RFC1320_e (string testName, MD4 hash, byte[] input, byte[] result)
 206         {
 207                 byte[] copy = new byte [input.Length];
 208                 for (int i=0; i < input.Length - 1; i++)
 209                         hash.TransformBlock (input, i, 1, copy, i);
 210                 byte[] output = hash.TransformFinalBlock (input, input.Length - 1, 1);
 211                 Assert.AreEqual (input [input.Length - 1], output [0], testName + ".e.1");
 212                 AssertEquals (testName + ".e.2", result, hash.Hash);
 213                 // required or next operation will still return old hash
 214                 hash.Initialize ();
 215         }
 216
 217         // none of those values changes for any implementation of MD4
 218         public virtual void StaticInfo ()
 219         {
 220                 string className = hash.ToString ();
 221                 Assert.AreEqual (128, hash.HashSize, className + ".HashSize");
 222                 Assert.AreEqual (1, hash.InputBlockSize, className + ".InputBlockSize");
 223                 Assert.AreEqual (1, hash.OutputBlockSize, className + ".OutputBlockSize");
 224         }
 225 }
 226
 227 }