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

   1 //
   2 // MD4Test.cs - NUnit Test Cases for MD4 (RFC1320)
   3 //
   4 // Author:
   5 //      Sebastien Pouliot (sebastien@ximian.com)
   6 //
   7 // (C) 2002, 2003 Motus Technologies Inc. (http://www.motus.com)
   8 // (C) 2004 Novell (http://www.novell.com)
   9 //
  10
  11 using System;
  12 using System.IO;
  13 using System.Security.Cryptography;
  14 using System.Text;
  15
  16 using Mono.Security.Cryptography;
  17 using NUnit.Framework;
  18
  19 namespace MonoTests.Mono.Security.Cryptography {
  20
  21         // References:
  22         // a.   The MD4 Message-Digest Algorithm
  23         //      http://www.ietf.org/rfc/RFC1320.txt
  24
  25         // MD4 is a abstract class - so ALL of the test included here wont be tested
  26         // on the abstract class but should be tested in ALL its descendants.
  27         public abstract class MD4Test {
  28
  29                 protected MD4 hash;
  30
  31                 static void AssertEquals (string msg, int expected, int actual)
  32                 {
  33                         Assert.AreEqual (expected, actual, msg);
  34                 }
  35
  36                 // because most crypto stuff works with byte[] buffers
  37                 static public void AssertEquals (string msg, byte[] array1, byte[] array2)
  38                 {
  39                         if ((array1 == null) && (array2 == null))
  40                                 return;
  41                         if (array1 == null)
  42                                 Assert.Fail (msg + " -> First array is NULL");
  43                         if (array2 == null)
  44                                 Assert.Fail (msg + " -> Second array is NULL");
  45
  46                         bool a = (array1.Length == array2.Length);
  47                         if (a) {
  48                                 for (int i = 0; i < array1.Length; i++) {
  49                                         if (array1 [i] != array2 [i]) {
  50                                                 a = false;
  51                                                 break;
  52                                         }
  53                                 }
  54                         }
  55                         if (array1.Length > 0) {
  56                                 msg += " -> Expected " + BitConverter.ToString (array1, 0);
  57                                 msg += " is different than " + BitConverter.ToString (array2, 0);
  58                         }
  59                         Assert.IsTrue (a, msg);
  60                 }
  61
  62                 // MD4 ("") = 31d6cfe0d16ae931b73c59d7e0c089c0
  63                 [Test]
  64                 public void RFC1320_Test1 ()
  65                 {
  66                         string className = hash.ToString ();
  67                         byte[] result = { 0x31, 0xd6, 0xcf, 0xe0, 0xd1, 0x6a, 0xe9, 0x31, 0xb7, 0x3c, 0x59, 0xd7, 0xe0, 0xc0, 0x89, 0xc0 };
  68                         byte[] input = new byte [0];
  69
  70                         string testName = className + " 1";
  71                         RFC1320_a (testName, hash, input, result);
  72                         RFC1320_b (testName, hash, input, result);
  73                         RFC1320_c (testName, hash, input, result);
  74                         RFC1320_d (testName, hash, input, result);
  75                         // N/A RFC1320_e (testName, hash, input, result);
  76                 }
  77
  78                 // MD4 ("a") = bde52cb31de33e46245e05fbdbd6fb24
  79                 [Test]
  80                 public void RFC1320_Test2 ()
  81                 {
  82                         string className = hash.ToString ();
  83                         byte[] result = { 0xbd, 0xe5, 0x2c, 0xb3, 0x1d, 0xe3, 0x3e, 0x46, 0x24, 0x5e, 0x05, 0xfb, 0xdb, 0xd6, 0xfb, 0x24 };
  84                         byte[] input = Encoding.Default.GetBytes ("a");
  85
  86                         string testName = className + " 2";
  87                         RFC1320_a (testName, hash, input, result);
  88                         RFC1320_b (testName, hash, input, result);
  89                         RFC1320_c (testName, hash, input, result);
  90                         RFC1320_d (testName, hash, input, result);
  91                         RFC1320_e (testName, hash, input, result);
  92                 }
  93
  94                 // MD4 ("abc") = a448017aaf21d8525fc10ae87aa6729d
  95                 [Test]
  96                 public void RFC1320_Test3 ()
  97                 {
  98                         string className = hash.ToString ();
  99                         byte[] result = { 0xa4, 0x48, 0x01, 0x7a, 0xaf, 0x21, 0xd8, 0x52, 0x5f, 0xc1, 0x0a, 0xe8, 0x7a, 0xa6, 0x72, 0x9d };
 100                         byte[] input = Encoding.Default.GetBytes ("abc");
 101
 102                         string testName = className + " 3";
 103                         RFC1320_a (testName, hash, input, result);
 104                         RFC1320_b (testName, hash, input, result);
 105                         RFC1320_c (testName, hash, input, result);
 106                         RFC1320_d (testName, hash, input, result);
 107                         RFC1320_e (testName, hash, input, result);
 108                 }
 109
 110                 // MD4 ("message digest") = d9130a8164549fe818874806e1c7014b
 111                 [Test]
 112                 public void RFC1320_Test4 ()
 113                 {
 114                         string className = hash.ToString ();
 115                         byte[] result = { 0xd9, 0x13, 0x0a, 0x81, 0x64, 0x54, 0x9f, 0xe8, 0x18, 0x87, 0x48, 0x06, 0xe1, 0xc7, 0x01, 0x4b };
 116                         byte[] input = Encoding.Default.GetBytes ("message digest");
 117
 118                         string testName = className + " 4";
 119                         RFC1320_a (testName, hash, input, result);
 120                         RFC1320_b (testName, hash, input, result);
 121                         RFC1320_c (testName, hash, input, result);
 122                         RFC1320_d (testName, hash, input, result);
 123                         RFC1320_e (testName, hash, input, result);
 124                 }
 125
 126                 // MD4 ("abcdefghijklmnopqrstuvwxyz") = d79e1c308aa5bbcdeea8ed63df412da9
 127                 [Test]
 128                 public void RFC1320_Test5 ()
 129                 {
 130                         string className = hash.ToString ();
 131                         byte[] result = { 0xd7, 0x9e, 0x1c, 0x30, 0x8a, 0xa5, 0xbb, 0xcd, 0xee, 0xa8, 0xed, 0x63, 0xdf, 0x41, 0x2d, 0xa9 };
 132                         byte[] input = Encoding.Default.GetBytes ("abcdefghijklmnopqrstuvwxyz");
 133
 134                         string testName = className + " 5";
 135                         RFC1320_a (testName, hash, input, result);
 136                         RFC1320_b (testName, hash, input, result);
 137                         RFC1320_c (testName, hash, input, result);
 138                         RFC1320_d (testName, hash, input, result);
 139                         RFC1320_e (testName, hash, input, result);
 140                 }
 141
 142                 // MD4 ("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789") =
 143                 //      043f8582f241db351ce627e153e7f0e4
 144                 [Test]
 145                 public void RFC1320_Test6 ()
 146                 {
 147                         string className = hash.ToString ();
 148                         byte[] result = { 0x04, 0x3f, 0x85, 0x82, 0xf2, 0x41, 0xdb, 0x35, 0x1c, 0xe6, 0x27, 0xe1, 0x53, 0xe7, 0xf0, 0xe4 };
 149                         byte[] input = Encoding.Default.GetBytes ("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789");
 150
 151                         string testName = className + " 6";
 152                         RFC1320_a (testName, hash, input, result);
 153                         RFC1320_b (testName, hash, input, result);
 154                         RFC1320_c (testName, hash, input, result);
 155                         RFC1320_d (testName, hash, input, result);
 156                         RFC1320_e (testName, hash, input, result);
 157                 }
 158
 159                 // MD4 ("123456789012345678901234567890123456789012345678901234567890123456
 160                 //      78901234567890") = e33b4ddc9c38f2199c3e7b164fcc0536
 161                 [Test]
 162                 public void RFC1320_Test7 ()
 163                 {
 164                         string className = hash.ToString ();
 165                         byte[] result = { 0xe3, 0x3b, 0x4d, 0xdc, 0x9c, 0x38, 0xf2, 0x19, 0x9c, 0x3e, 0x7b, 0x16, 0x4f, 0xcc, 0x05, 0x36 };
 166                         byte[] input = Encoding.Default.GetBytes ("12345678901234567890123456789012345678901234567890123456789012345678901234567890");
 167
 168                         string testName = className + " 7";
 169                         RFC1320_a (testName, hash, input, result);
 170                         RFC1320_b (testName, hash, input, result);
 171                         RFC1320_c (testName, hash, input, result);
 172                         RFC1320_d (testName, hash, input, result);
 173                         RFC1320_e (testName, hash, input, result);
 174                 }
 175
 176                 public void RFC1320_a (string testName, MD4 hash, byte[] input, byte[] result)
 177                 {
 178                         byte[] output = hash.ComputeHash (input);
 179                         AssertEquals (testName + ".a.1", result, output);
 180                         AssertEquals (testName + ".a.2", result, hash.Hash);
 181                         // required or next operation will still return old hash
 182                         hash.Initialize ();
 183                 }
 184
 185                 public void RFC1320_b (string testName, MD4 hash, byte[] input, byte[] result)
 186                 {
 187                         byte[] output = hash.ComputeHash (input, 0, input.Length);
 188                         AssertEquals (testName + ".b.1", result, output);
 189                         AssertEquals (testName + ".b.2", result, hash.Hash);
 190                         // required or next operation will still return old hash
 191                         hash.Initialize ();
 192                 }
 193
 194                 public void RFC1320_c (string testName, MD4 hash, byte[] input, byte[] result)
 195                 {
 196                         MemoryStream ms = new MemoryStream (input);
 197                         byte[] output = hash.ComputeHash (ms);
 198                         AssertEquals (testName + ".c.1", result, output);
 199                         AssertEquals (testName + ".c.2", result, hash.Hash);
 200                         // required or next operation will still return old hash
 201                         hash.Initialize ();
 202                 }
 203
 204                 public void RFC1320_d (string testName, MD4 hash, byte[] input, byte[] result)
 205                 {
 206                         byte[] output = hash.TransformFinalBlock (input, 0, input.Length);
 207                         AssertEquals (testName + ".d.1", input, output);
 208                         AssertEquals (testName + ".d.2", result, hash.Hash);
 209                         // required or next operation will still return old hash
 210                         hash.Initialize ();
 211                 }
 212
 213                 public void RFC1320_e (string testName, MD4 hash, byte[] input, byte[] result)
 214                 {
 215                         byte[] copy = new byte [input.Length];
 216                         for (int i=0; i < input.Length - 1; i++)
 217                                 hash.TransformBlock (input, i, 1, copy, i);
 218                         byte[] output = hash.TransformFinalBlock (input, input.Length - 1, 1);
 219                         AssertEquals (testName + ".e.1", input [input.Length - 1], output [0]);
 220                         AssertEquals (testName + ".e.2", result, hash.Hash);
 221                         // required or next operation will still return old hash
 222                         hash.Initialize ();
 223                 }
 224
 225                 // none of those values changes for any implementation of MD4
 226                 [Test]
 227                 public virtual void StaticInfo ()
 228                 {
 229                         string className = hash.ToString ();
 230                         AssertEquals (className + ".HashSize", 128, hash.HashSize);
 231                         AssertEquals (className + ".InputBlockSize", 1, hash.InputBlockSize);
 232                         AssertEquals (className + ".OutputBlockSize", 1, hash.OutputBlockSize);
 233                 }
 234
 235                 [Test]
 236                 public virtual void Create ()
 237                 {
 238                         // create the default implementation
 239                         HashAlgorithm h = MD4.Create ();
 240                         Assert.IsTrue ((h is MD4Managed), "MD4Managed");
 241                         // Note: will fail is default is changed in machine.config
 242                 }
 243         }
 244 }