public void Setup()
{
_referenceCodec = new ReferenceBase85Codec();
_challengerCoded = new ChallengerCodec();
_original = new byte[Length];
_encoded = new char[_referenceCodec.MaximumDecodedLength(_original.Length)];
_decoded = new byte[_referenceCodec.DecodedLength(_encoded)];
new Random(1234).NextBytes(_original);
_referenceCodec.Encode(_original, _encoded);
}