public void CreateHash_StreamSmallerThan64k_ReturnsEmptyHash(
[Frozen] IHashCalculator hashProvider,
FileHasher sut)
{
var expectedHash = new byte[0];
var data = new byte[0];
using (var stream = new MemoryStream(data))
{
var result = sut.CreateHash(stream);
Assert.That(result, Is.EquivalentTo(expectedHash));
}
}
public void CreateHash_128kStream_ReturnsHashFromHashAlgo(
byte[] expectedHash,
[Frozen]IHashCalculator hashProvider,
FileHasher sut)
{
var data = CreateData();
A.CallTo(() => hashProvider.ComputeHash(
A<byte[]>.That.IsSameSequenceAs(data)))
.Returns(expectedHash);
using (var stream = new MemoryStream(data))
{
var result = sut.CreateHash(stream);
Assert.That(result, Is.EquivalentTo(expectedHash));
}
}