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//
// SHA1CryptoServiceProviderTest.cs - NUnit Test Cases for SHA1CryptoServiceProvider
//
// Author:
// Sebastien Pouliot <sebastien@ximian.com>
//
// (C) 2002 Motus Technologies Inc. (http://www.motus.com)
// Copyright (C) 2004, 2007 Novell, Inc (http://www.novell.com)
//
using NUnit.Framework;
using System;
using System.Security.Cryptography;
using System.Text;
namespace MonoTests.System.Security.Cryptography {
// References:
// a. FIPS PUB 180-1: Secure Hash Standard
// http://csrc.nist.gov/publications/fips/fips180-1/fip180-1.txt
// we inherit from SHA1Test because all SHA1 implementation must return the
// same results (hence should run a common set of unit tests).
[TestFixture]
public class SHA1CryptoServiceProviderTest : SHA1Test {
[SetUp]
protected override void SetUp ()
{
hash = new SHA1CryptoServiceProvider ();
}
[Test]
public override void Create ()
{
// no need to repeat this test
}
// none of those values changes for a particuliar implementation of SHA1
[Test]
public override void StaticInfo ()
{
// test all values static for SHA1
base.StaticInfo();
string className = hash.ToString ();
Assert.IsTrue (hash.CanReuseTransform, className + ".CanReuseTransform");
Assert.IsTrue (hash.CanTransformMultipleBlocks, className + ".CanTransformMultipleBlocks");
Assert.AreEqual ("System.Security.Cryptography.SHA1CryptoServiceProvider", className, className + ".ToString()");
}
public void TestSHA1CSPforFIPSCompliance ()
{
SHA1 sha = (SHA1)hash;
// First test, we hash the string "abc"
FIPS186_Test1 (sha);
// Second test, we hash the string "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"
FIPS186_Test2 (sha);
// Third test, we hash 1,000,000 times the character "a"
FIPS186_Test3 (sha);
}
// LAMESPEC / MSBUG: Under Windows an Initialize is required after
// TransformFinalBlock/Hash or SHA1CryptoServiceProvider will still return
// the previous Hash. SHA1Managed behavior's is different as it will return
// a bad Hash if Initialize isn't called.
// FIXME: Do we want to duplicate this bad behaviour ?
/* public void TestInitialize ()
{
byte[] expectedDEF = { 0x58, 0x9c, 0x22, 0x33, 0x5a, 0x38, 0x1f, 0x12, 0x2d, 0x12, 0x92, 0x25, 0xf5, 0xc0, 0xba, 0x30, 0x56, 0xed, 0x58, 0x11 };
string className = hash.ToString ();
// hash abc
byte[] inputABC = Encoding.Default.GetBytes ("abc");
hash.TransformFinalBlock (inputABC, 0, inputABC.Length);
byte[] resultABC = hash.Hash;
// hash def
byte[] inputDEF = Encoding.Default.GetBytes ("def");
byte[] resultDEF = hash.ComputeHash (inputDEF);
// result(abc) == result(def) -> forgot to initialize
AssertEquals (className + ".Initialize ABC=DEF", resultABC, resultDEF);
hash.Initialize ();
resultDEF = hash.ComputeHash (inputDEF);
AssertEquals (className + ".Initialize DEF ok", expectedDEF, resultDEF);
}*/
}
}
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