public void TestNegativeCases()
{
{
var algorithm = new Paillier
{
KeySize = 384
};
//Test negative number
var z = new BigInteger(8);
var z_enc_bytes = algorithm.EncryptData(z);
var z_dec = algorithm.DecryptData(z_enc_bytes);
Assert.Equal(z, z_dec);
//Test positive number
var z_2 = new BigInteger(10);
var z_enc_bytes_2 = algorithm.EncryptData(z_2);
var z_dec_2 = algorithm.DecryptData(z_enc_bytes_2);
Assert.Equal(z_2, z_dec_2);
//Test addition of positive and negative numbers
var z_enc_addition = algorithm.Addition(z_enc_bytes, z_enc_bytes_2);
var z_addition = algorithm.DecryptData(z_enc_addition);
Assert.Equal(z + z_2, z_addition);
//Test subtraction of positive and negative numbers
var z_enc_subtraction = algorithm.Subtraction(z_enc_bytes, z_enc_bytes_2);
var z_subtraction = algorithm.DecryptData(z_enc_subtraction);
Assert.Equal(z - z_2, z_subtraction);
algorithm.Dispose();
}
}