public void EncryptCard_ShouldEncryptACreditCard()
{
Card card = new Card
{
Number = creditCardNumber,
SecurityCode = securityCode
};
encryptionService.EncryptCard(card);
Assert.That(card.Number, Is.Not.EqualTo(creditCardNumber));
Assert.That(card.SecurityCode, Is.Not.EqualTo(securityCode));
encryptionService.DecryptCard(card);
Assert.That(card.Number, Is.EqualTo(creditCardNumber));
Assert.That(card.SecurityCode, Is.EqualTo(securityCode));
}
