public void TestSplits()
{
var input = ZeroToNineteenBytes;
for (var i = 0; i < input.Length; i++)
{
HashInstance.Initialize();
HashInstance.TransformBytes(input, 0, i);
ExpectedString = HashInstance.TransformFinal().ToString();
for (var j = 0; j <= i; j++)
{
for (var k = j; k <= i; k++)
{
HashInstance.Initialize();
HashInstance.TransformBytes(input, 0, j);
HashInstance.TransformBytes(input, j, k - j);
HashInstance.TransformBytes(input, k, i - k);
ActualString = HashInstance.TransformFinal().ToString();
AssertAreEqual(ExpectedString, ActualString);
}
}
}
}
public void TestHashingNullDataIncrementalThrowsCorrectException() =>
Assert.Throws <ArgumentNullException>(() =>
{
HashInstance.Initialize();
HashInstance.TransformBytes(NullBytes, 0, 0);
HashInstance.TransformFinal();
});
public void TestAnotherChunkedDataIncrementalHash()
{
var hashInstanceClone = HashInstance.Clone();
for (var idx = 0; idx < ChunkSizes.Length / sizeof(int); idx++)
{
var size = ChunkSizes[idx];
HashInstance.Initialize();
var jdx = size;
byte[] temp;
while (jdx < ChunkedDataBytes.Length)
{
temp = new byte[size];
Array.Copy(ChunkedDataBytes, jdx - size, temp, 0, temp.Length);
HashInstance.TransformBytes(temp);
jdx += size;
}
temp = new byte[ChunkedDataBytes.Length - (jdx - size)];
Array.Copy(ChunkedDataBytes, jdx - size, temp, 0, temp.Length);
HashInstance.TransformBytes(temp);
ExpectedString = hashInstanceClone.ComputeBytes(ChunkedDataBytes).ToString();
ActualString = HashInstance.TransformFinal().ToString();
AssertAreEqual(ExpectedString, ActualString);
}
}
public void TestStreamAndArrayHashMatchTwo()
{
LargeMemoryStream.Position = 0;
ActualString = HashInstance.ComputeStream(LargeMemoryStream, LargeMemoryStream.Length / 2).ToString();
HashInstance.Initialize();
HashInstance.TransformBytes(LargeMemoryStream.ToArray(), 0, (int)(LargeMemoryStream.Length / 2));
ExpectedString = HashInstance.TransformFinal().ToString();
AssertAreEqual(ExpectedString, ActualString);
}
public void TestInitializeWorks()
{
HashInstance.Initialize();
HashInstance.TransformBytes(DefaultDataBytes);
ExpectedString = HashInstance.TransformFinal().ToString();
HashInstance.Initialize();
HashInstance.TransformBytes(DefaultDataBytes);
ActualString = HashInstance.TransformFinal().ToString();
AssertAreEqual(ExpectedString, ActualString);
}
public void TestIncrementalHash()
{
ExpectedString = HashOfDefaultData;
HashInstance.Initialize();
foreach (var b in DefaultDataBytes)
{
HashInstance.TransformBytes(new[] { b });
}
ActualString = HashInstance.TransformFinal().ToString();
AssertAreEqual(ExpectedString, ActualString);
}
public void TestHashCloneIsUnique()
{
HashInstance.Initialize();
HashInstance.BufferSize = 64 * 1024; // 64Kb
ExpectedString = HashInstance.BufferSize.ToString();
// Make Clone Of Current State
var hashInstanceClone = HashInstance.Clone();
hashInstanceClone.BufferSize = 128 * 1024; // 128Kb
ActualString = hashInstanceClone.BufferSize.ToString();
AssertAreNotEqual(ExpectedString, ActualString);
}
public void TestHashCloneMatchesMainHash()
{
HashInstance.Initialize();
foreach (var b in DefaultDataBytes)
{
HashInstance.TransformBytes(new[] { b });
}
var hashInstanceClone = HashInstance.Clone();
ExpectedString = HashInstance.TransformFinal().ToString();
ActualString = hashInstanceClone.TransformFinal().ToString();
AssertAreEqual(ExpectedString, ActualString);
}
public void TestIndexChunkedDataIncrementalHash()
{
var hashInstanceClone = HashInstance.Clone();
for (var idx = 0; idx < ChunkedDataBytes.Length; idx++)
{
var count = ChunkedDataBytes.Length - idx;
var temp = new byte[count];
Array.Copy(ChunkedDataBytes, idx, temp, 0, count);
HashInstance.Initialize();
HashInstance.TransformBytes(ChunkedDataBytes, idx, count);
ExpectedString = hashInstanceClone.ComputeBytes(temp).ToString();
ActualString = HashInstance.TransformFinal().ToString();
AssertAreEqual(ExpectedString, ActualString);
}
}
public void TestHashCloneIsCorrect()
{
var count = DefaultDataBytes.Length - 3;
var chunk1 = new byte[count];
Array.Copy(DefaultDataBytes, 0, chunk1, 0, chunk1.Length);
var chunk2 = new byte[DefaultDataBytes.Length - count];
Array.Copy(DefaultDataBytes, count, chunk1, 0, chunk2.Length);
HashInstance.Initialize();
HashInstance.TransformBytes(chunk1);
// Make Clone Of Current State
var hashInstanceClone = HashInstance.Clone();
HashInstance.TransformBytes(chunk2);
ExpectedString = HashInstance.TransformFinal().ToString();
hashInstanceClone.TransformBytes(chunk2);
ActualString = hashInstanceClone.TransformFinal().ToString();
AssertAreEqual(ExpectedString, ActualString);
}
