public void Should_compute_for_stream_values(IChecksumImplementation impl, string expectedChecksum)
{
byte[] sourceBytes = Encoding.ASCII.GetBytes("CodeBits");
var ms = new MemoryStream(sourceBytes);
string checksum = impl.FromStream(ms);
checksum.ShouldBe(expectedChecksum);
}
public void Should_throw_if_file_not_found(IChecksumImplementation impl)
{
Should.Throw <FileNotFoundException>(() => impl.FromFile(string.Empty));
Should.Throw <FileNotFoundException>(() => impl.FromFile(string.Empty, 4096));
Should.Throw <FileNotFoundException>(() => impl.FromFile(@"Z:\should_not_exist.txt"));
Should.Throw <FileNotFoundException>(() => impl.FromFile(@"Z:\should_not_exist.txt", 4096));
}
public void Should_throw_for_null_values(IChecksumImplementation impl)
{
Should.Throw <ArgumentNullException>(() => impl.FromBytes(null));
Should.Throw <ArgumentNullException>(() => impl.FromFile(null));
Should.Throw <ArgumentNullException>(() => impl.FromFile(null, 4096));
Should.Throw <ArgumentNullException>(() => impl.FromStream(null));
Should.Throw <ArgumentNullException>(() => impl.FromString(null));
}
public void Should_compute_for_string_values(IChecksumImplementation impl, string expectedChecksum)
{
string checksum = impl.FromString("CodeBits");
checksum.ShouldBe(expectedChecksum);
}
public void Empty_byte_array_checksum_should_be_same_as_empty_string_checksum(IChecksumImplementation impl)
{
string emptyByteArray = impl.FromBytes(new byte[0]);
string emptyString = impl.FromString(string.Empty);
emptyByteArray.ShouldBe(emptyString);
}
