public void TestSha1HashApi()
{
Sha1 expectedHash = new Sha1(
0x12DADA1F, 0xFF4D4787, 0xADE33331, 0x47202C3B, 0x443E376F
);
Console.WriteLine("EXPCTD:" + expectedHash);
Console.WriteLine("----------------------------------------------------------");
Byte[] data = new Byte[] { 1, 2, 3, 4 };
String diff;
//
Sha1Builder fourCallSha = new Sha1Builder();
fourCallSha.Add(data, 0, 1);
fourCallSha.Add(data, 1, 1);
fourCallSha.Add(data, 2, 1);
fourCallSha.Add(data, 3, 1);
var fourCallFinalHash = fourCallSha.Finish(false);
Console.WriteLine("FINAL1 :" + fourCallFinalHash);
diff = expectedHash.Diff(fourCallFinalHash);
Assert.IsNull(diff);
Console.WriteLine("----------------------------------------------------------");
//
Sha1Builder twoCallSha = new Sha1Builder();
twoCallSha.Add(data, 0, 2);
twoCallSha.Add(data, 2, 2);
var twoCallFinahHash = twoCallSha.Finish(false);
Console.WriteLine("FINAL2 :" + twoCallFinahHash);
diff = expectedHash.Diff(twoCallFinahHash);
Assert.IsNull(diff);
Console.WriteLine("----------------------------------------------------------");
//
Sha1Builder oneCallSha = new Sha1Builder();
oneCallSha.Add(data, 0, 4);
var oneCallFinalHash = oneCallSha.Finish(false);
Console.WriteLine("FINAL3 :" + oneCallFinalHash);
diff = expectedHash.Diff(oneCallFinalHash);
Assert.IsNull(diff);
}
public void TestKnownHashes()
{
TestClass[] tests = new TestClass[] {
new TestClass("abc", 0xA9993E36, 0x4706816A, 0xBA3E2571, 0x7850C26C, 0x9Cd0d89D),
new TestClass("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
0x84983E44, 0x1C3BD26E, 0xBAAE4AA1, 0xF95129E5, 0xE54670F1),
new TestClass("12345678901234567890123456789012345678901234567890123456789012345678901234567890",
0x50ABF570, 0x6A150990, 0xA08B2C5E, 0xA40FA0E5, 0x85554732),
new TestClass("jafdnznjkl89fn4q3poiunqn8vrnaru8apr8umpau8rfpnu312--1-0-139-110un45paiouwepiourpoqiwrud0-ur238901unmxd-0r1u-rdu0-12u3rm-u-uqfoprufquwioperupauwperuq2cfurq2urduq;w3uirmparuw390peuaf;wuir;oui;avuwao; aro aruawrv au;ru ;aweuriafuwer23f0quprmpuqpuqurq[0q5tau=53una54fion[5cnuq30m5uq903uqncf4",
0xEEC53E5E, 0x78191154, 0x0A073AE1, 0x39743E68, 0x8A6CD077),
};
Sha1Builder reusedShaBuilder = new Sha1Builder();
for (int i = 0; i < tests.Length; i++)
{
TestClass test = tests[i];
//
// Test using 1 call
//
{
Sha1Builder newShaBuilder = new Sha1Builder();
newShaBuilder.Add(test.contentBytes, 0, test.contentBytes.Length);
reusedShaBuilder.Add(test.contentBytes, 0, test.contentBytes.Length);
var newFinished = newShaBuilder.Finish(false);
var reusedFinished = reusedShaBuilder.Finish(true);
Console.WriteLine("Content '{0}'", test.contentString);
Console.WriteLine(" Expected {0}", test.expectedHash);
Console.WriteLine(" Actual {0}", newFinished);
Console.WriteLine(" Reused {0}", reusedFinished);
Assert.AreEqual(test.expectedHash, newFinished);
Assert.AreEqual(test.expectedHash, reusedFinished);
//String sosDiff = Sos.Diff(test.expectedHash, finished);
//Assert.IsNull(sosDiff, sosDiff);
}
//
// Test using multiple calls
//
for (int addLength = 1; addLength < test.contentBytes.Length; addLength++)
{
Console.WriteLine("Test AddLength {0}", addLength);
Sha1Builder shaBuilder = new Sha1Builder();
// Add the bytes
Int32 bytesToWrite = test.contentBytes.Length;
Int32 contentBytesOffset = 0;
while (bytesToWrite > 0)
{
Int32 writeLength = Math.Min(bytesToWrite, addLength);
shaBuilder.Add(test.contentBytes, contentBytesOffset, writeLength);
reusedShaBuilder.Add(test.contentBytes, contentBytesOffset, writeLength);
contentBytesOffset += writeLength;
bytesToWrite -= writeLength;
}
var shaFinished = shaBuilder.Finish(false);
var reusedShaFinished = reusedShaBuilder.Finish(true);
var sosDiff = Sos.Diff(test.expectedHash, shaFinished);
if (sosDiff != null)
{
Console.WriteLine("Content '{0}'", test.contentString);
Console.WriteLine(" Expected {0}", test.expectedHash);
Console.WriteLine(" Actual {0}", shaFinished);
Assert.Fail();
}
Assert.AreEqual(test.expectedHash, shaFinished);
Assert.AreEqual(test.expectedHash, reusedShaFinished);
}
}
}