2 // DSASignatureDeformatterTest.cs - NUnit Test Cases for DSASignatureDeformatter
5 // Sebastien Pouliot <sebastien@ximian.com>
7 // (C) 2002 Motus Technologies Inc. (http://www.motus.com)
8 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
10 // Permission is hereby granted, free of charge, to any person obtaining
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15 // permit persons to whom the Software is furnished to do so, subject to
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18 // The above copyright notice and this permission notice shall be
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30 using NUnit.Framework;
32 using System.Security;
33 using System.Security.Cryptography;
35 namespace MonoTests.System.Security.Cryptography {
38 public class DSASignatureDeformatterTest {
39 protected DSASignatureDeformatter def;
40 protected static DSA dsa;
41 protected static RSA rsa;
43 static byte[] hash = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13 };
44 static byte[] sign = { 0x50, 0xd2, 0xb0, 0x8b, 0xcd, 0x5e, 0xb2, 0xc2, 0x35, 0x82, 0xd3, 0x76, 0x07, 0x79, 0xbb, 0x55, 0x98, 0x72, 0x43, 0xe8,
45 0x74, 0xc9, 0x35, 0xf8, 0xc9, 0xbd, 0x69, 0x2f, 0x08, 0x34, 0xfa, 0x5a, 0x59, 0x23, 0x2a, 0x85, 0x7b, 0xa3, 0xb3, 0x82 };
48 public void FixtureSetUp ()
50 // key generation is VERY long so one time is enough
58 def = new DSASignatureDeformatter ();
62 public void Constructor_Empty ()
64 DSASignatureDeformatter def = new DSASignatureDeformatter ();
65 Assert.IsNotNull (def);
70 [ExpectedException (typeof (ArgumentNullException))]
72 public void Constructor_Null ()
74 DSASignatureDeformatter def = new DSASignatureDeformatter (null);
75 Assert.IsNotNull (def);
79 public void Constructor_DSA ()
81 DSASignatureDeformatter def = new DSASignatureDeformatter (dsa);
82 Assert.IsNotNull (def);
86 [ExpectedException (typeof (InvalidCastException))]
87 public void Constructor_RSA ()
89 DSASignatureDeformatter def = new DSASignatureDeformatter (rsa);
93 [ExpectedException (typeof (ArgumentNullException))]
94 public void SetHash_Null ()
96 def.SetHashAlgorithm (null);
100 public void SetHash_SHA1 ()
102 def.SetHashAlgorithm ("SHA1");
106 [ExpectedException (typeof (CryptographicUnexpectedOperationException))]
107 public void SetHash_MD5 ()
109 def.SetHashAlgorithm ("MD5");
114 [ExpectedException (typeof (ArgumentNullException))]
116 public void SetKey_Null ()
122 [ExpectedException (typeof (InvalidCastException))]
123 public void SetKey_RSA ()
129 public void SetKey_DSA ()
135 [ExpectedException (typeof (CryptographicUnexpectedOperationException))]
136 public void Verify_NoKeyPair ()
138 def.VerifySignature (hash, sign);
142 [ExpectedException (typeof (ArgumentNullException))]
143 public void Verify_NullSignature ()
145 dsa.ImportParameters (AllTests.GetKey (false));
147 def.VerifySignature (hash, null);
151 [ExpectedException (typeof (ArgumentNullException))]
152 public void Verify_NullHash ()
154 dsa.ImportParameters (AllTests.GetKey (false));
156 byte[] s = null; // overloaded method
157 def.VerifySignature (s, sign);
161 public void Verify ()
163 dsa.ImportParameters (AllTests.GetKey (false));
165 Assert.IsTrue (def.VerifySignature (hash, sign));
169 public void Verify_Bad ()
171 dsa.ImportParameters (AllTests.GetKey (false));
173 byte[] badSign = { 0x49, 0xd2, 0xb0, 0x8b, 0xcd, 0x5e, 0xb2, 0xc2, 0x35, 0x82, 0xd3, 0x76, 0x07, 0x79, 0xbb, 0x55, 0x98, 0x72, 0x43, 0xe8,
174 0x74, 0xc9, 0x35, 0xf8, 0xc9, 0xbd, 0x69, 0x2f, 0x08, 0x34, 0xfa, 0x5a, 0x59, 0x23, 0x2a, 0x85, 0x7b, 0xa3, 0xb3, 0x82 };
175 Assert.IsFalse (def.VerifySignature (hash, badSign));