mcs/class/corlib/Test/System.Security.Cryptography/TripleDESTest.cs

   1 //
   2 // TripleDESTest.cs - NUnit Test Cases for TripleDES
   3 //
   4 // Author:
   5 //      Sebastien Pouliot (sebastien@ximian.com)
   6 //
   7 // (C) 2004 Novell (http://www.novell.com)
   8 //
   9
  10 using NUnit.Framework;
  11 using System;
  12 using System.Security.Cryptography;
  13
  14 namespace MonoTests.System.Security.Cryptography {
  15
  16         [TestFixture]
  17         public class TripleDESTest : Assertion {
  18
  19                 [Test]
  20                 public void Key ()
  21                 {
  22                         TripleDES algo = TripleDES.Create ();
  23                         algo.GenerateKey ();
  24                         algo.GenerateIV ();
  25                         AssertEquals ("Key Size", 192, algo.KeySize);
  26                         AssertEquals ("Key Length", 24, algo.Key.Length);
  27                         AssertEquals ("IV Length", 8, algo.IV.Length);
  28                 }
  29
  30                 [Test]
  31                 [ExpectedException (typeof (ArgumentNullException))]
  32                 public void KeyNull ()
  33                 {
  34                         TripleDES algo = TripleDES.Create ();
  35                         algo.Key = null;
  36                 }
  37
  38                 [Test]
  39                 [ExpectedException (typeof (CryptographicException))]
  40                 public void KeyWeak128bits ()
  41                 {
  42                         byte[] wk128 = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF, 0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF };
  43                         TripleDES algo = TripleDES.Create ();
  44                         algo.Key = wk128;
  45                 }
  46
  47                 [Test]
  48                 [ExpectedException (typeof (CryptographicException))]
  49                 public void KeyWeak192bits_AB ()
  50                 {
  51                         byte[] wk192 = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF, 0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF, 0xCD, 0xCD, 0xCD, 0xCD, 0xCD, 0xCD, 0xCD, 0xCD };
  52                         TripleDES algo = TripleDES.Create ();
  53                         algo.Key = wk192;
  54                 }
  55
  56                 [Test]
  57                 [ExpectedException (typeof (CryptographicException))]
  58                 public void KeyWeak192bits_BC ()
  59                 {
  60                         byte[] wk192 = { 0xCD, 0xCD, 0xCD, 0xCD, 0xCD, 0xCD, 0xCD, 0xCD, 0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF, 0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF };
  61                         TripleDES algo = TripleDES.Create ();
  62                         algo.Key = wk192;
  63                 }
  64
  65                 [Test]
  66                 [ExpectedException (typeof (CryptographicException))]
  67                 public void KeyWrongLength ()
  68                 {
  69                         byte[] wk64 = { 0xCD, 0xCD, 0xCD, 0xCD, 0xCD, 0xCD, 0xCD, 0xCD };
  70                         TripleDES algo = TripleDES.Create ();
  71                         algo.Key = wk64;
  72                 }
  73         }
  74 }