private void Check(BulkCipherAlgorithmARCFour cipher, int keySize)
{
Assert.AreEqual (keySize/8, cipher.KeySize);
Assert.AreEqual (0, cipher.BlockSize);
Assert.AreEqual (keySize, cipher.Strength);
Assert.AreEqual (BulkCipherAlgorithmType.Stream, cipher.Type);
Assert.IsTrue (cipher.SupportsProtocolVersion(ProtocolVersion.TLS1_0));
Assert.IsFalse (cipher.SupportsProtocolVersion(ProtocolVersion.DTLS1_0));
Assert.IsNotNull (cipher.CreateEncryptor(new byte[keySize/8], null));
Assert.IsNotNull (cipher.CreateDecryptor(new byte[keySize/8], null));
}