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//
// DSASignatureFormatterTest.cs - NUnit Test Cases for DSASignatureFormatter
//
// Author:
// Sebastien Pouliot <sebastien@ximian.com>
//
// (C) 2002 Motus Technologies Inc. (http://www.motus.com)
// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using NUnit.Framework;
using System;
using System.Security;
using System.Security.Cryptography;
namespace MonoTests.System.Security.Cryptography {
[TestFixture]
public class DSASignatureFormatterTest {
protected DSASignatureFormatter fmt;
protected static DSA dsa;
protected static RSA rsa;
public DSASignatureFormatterTest ()
{
// key generation is VERY long so one time is enough
dsa = DSA.Create ();
rsa = RSA.Create ();
}
[SetUp]
public void SetUp ()
{
fmt = new DSASignatureFormatter ();
}
[Test]
public void Constructor_Empty ()
{
DSASignatureFormatter fmt = new DSASignatureFormatter ();
Assert.IsNotNull (fmt);
}
[Test]
public void Constructor_DSA ()
{
DSASignatureFormatter fmt = new DSASignatureFormatter (dsa);
Assert.IsNotNull (fmt);
}
[Test]
[ExpectedException (typeof (ArgumentNullException))]
public void Constructor_Null ()
{
DSASignatureFormatter fmt = new DSASignatureFormatter (null);
Assert.IsNotNull (fmt);
}
[Test]
[ExpectedException (typeof (InvalidCastException))]
public void Constructor_RSA ()
{
DSASignatureFormatter fmt = new DSASignatureFormatter (rsa);
}
[Test]
[ExpectedException (typeof (ArgumentNullException))]
public void SetHash_Null ()
{
fmt.SetHashAlgorithm (null);
}
[Test]
public void SetHash_SHA1 ()
{
fmt.SetHashAlgorithm ("SHA1");
}
[Test]
[ExpectedException (typeof (CryptographicUnexpectedOperationException))]
public void SetHash_MD5 ()
{
fmt.SetHashAlgorithm ("MD5");
}
[Test]
[ExpectedException (typeof (ArgumentNullException))]
public void SetKey_Null ()
{
fmt.SetKey (null);
}
[Test]
[ExpectedException (typeof (InvalidCastException))]
public void SetKey_RSA ()
{
fmt.SetKey (rsa);
}
[Test]
public void SetKey_DSA ()
{
fmt.SetKey (dsa);
}
// note: There's a bug in MS Framework where you can't re-import a key into
// the same object
[Test]
[ExpectedException (typeof (CryptographicUnexpectedOperationException))]
public void Signature_NoKeyPair ()
{
byte[] hash = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13 };
byte[] sign = fmt.CreateSignature (hash);
}
[Test]
[ExpectedException (typeof (CryptographicException))]
public void Signature_OnlyPublicKey ()
{
byte[] hash = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13 };
dsa.ImportParameters (AllTests.GetKey (false));
fmt.SetKey (dsa);
byte[] sign = fmt.CreateSignature (hash);
}
[Test]
public void Signature ()
{
byte[] hash = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13 };
dsa.ImportParameters (AllTests.GetKey (true));
fmt.SetKey (dsa);
byte[] sign = fmt.CreateSignature (hash);
Assert.IsTrue (dsa.VerifySignature (hash, sign));
}
[Test]
[ExpectedException (typeof (ArgumentNullException))]
public void Signature_NullHash ()
{
byte[] hash = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13 };
dsa.ImportParameters (AllTests.GetKey (true));
fmt.SetKey (dsa);
byte[] h = null; // overloaded method
byte[] sign = fmt.CreateSignature (h);
}
}
}
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