public void GenerateToken_ShouldGenerateAValidToken(long number, int cvv, string strExpectedToken)
{
// Arrange
var expectedToken = Guid.Parse(strExpectedToken);
// Act
var token = CardHelper.GenerateToken(number, cvv);
// Assert
token.Should().Be(expectedToken);
}
public async Task <CreateCardCommandResult> Handle(CreateCardCommandInput command, CancellationToken cancellationToken)
{
var customerId = command.CustomerId;
var number = command.CardNumber;
var cvv = command.CVV;
var token = CardHelper.GenerateToken(number, cvv);
var card = new Card(customerId, number, token);
await _cardRepository.AddAsync(card, cancellationToken);
await _cardRepository.UnitOfWork.CommitAsync(cancellationToken);
return(new CreateCardCommandResult(card.CreationDate, card.Token, card.Id));
}
public async Task <ValidateCardTokenCommandResult> Handle(ValidateCardTokenCommandInput command, CancellationToken cancellationToken)
{
var card = await _cardRepository
.Get(x => x.Id == command.CardId)
.FirstOrDefaultAsync(cancellationToken);
var creationDateRuleFailed = card.CreationDate.AddMinutes(30) < DateTime.UtcNow;
var customerOwnerRuleFailed = card.CustomerId != command.CustomerId;
var tokenRuleFailed = CardHelper.GenerateToken(card.Number, command.CVV) != command.Token;
if (creationDateRuleFailed || customerOwnerRuleFailed || tokenRuleFailed)
{
return(new ValidateCardTokenCommandResult(false));
}
Debug.WriteLine($"Card Number: {card.Number}.");
return(new ValidateCardTokenCommandResult(true));
}
public async Task Create_ShouldReturnTheNewCard()
{
// Arrange
const string url = "/v1/cards";
const int customerId = 1;
const long cardNumber = 1234123412341234;
const int cvv = 12345;
var request = new CardRequest
{
CustomerId = customerId,
CardNumber = cardNumber,
CVV = cvv
};
var json = JsonConvert.SerializeObject(request);
var content = new StringContent(json, Encoding.UTF8, "application/json");
// Act
var response = await _testsFixture.Client.PostAsync(url, content);
response.EnsureSuccessStatusCode();
var responseContentString = await response.Content.ReadAsStringAsync();
var cardResponse = JsonConvert.DeserializeObject <CardResponse>(responseContentString);
// Assert
response.StatusCode.Should().Be(HttpStatusCode.Created);
response.Headers.Location.Should().Be($"/v1/cards/{cardResponse.CardId}");
cardResponse.CreationDate.Should().BeBefore(DateTime.UtcNow);
cardResponse.CreationDate.Should().BeAfter(DateTime.UtcNow.AddSeconds(-1).Date);
cardResponse.Token.Should().Be(CardHelper.GenerateToken(cardNumber, cvv));
cardResponse.CardId.Should().NotBeEmpty();
}