public async Task Proccess_And_Persist_Payment_When_Acquiring_Bank_Fails_To_Process_Payment()
{
var someId = Guid.NewGuid().ToString();
var mockPaymentRepository = new Mock <IAggregateStore <Payment> >();
var mockCyptoService = new Mock <ICryptoService>();
var mockBankClient = new Mock <IAquiringBankClient>();
var mockLogger = new Mock <ILogger>();
mockBankClient.Setup(x => x.ProcessPayment(It.IsAny <BankPaymentRequest>()))
.ReturnsAsync(new BankPaymentResponse {
PaymentIdentifier = someId, PaymentStatus = PaymentStatus.Failed
});
mockCyptoService.Setup(x => x.Encrypt(It.IsAny <string>(), It.IsAny <string>()))
.Returns("__encripted__");
var sut = new ProcessPaymentCommandHandler(mockPaymentRepository.Object, mockCyptoService.Object, mockBankClient.Object, mockLogger.Object);
ProcessPaymentCommand command = new ProcessPaymentCommand
{
Amount = 100,
Currency = "EUR",
CardExpiryYear = "24",
CardExpiryMonth = "4",
CardNumber = "5564876598743467",
CVV = "782",
};
await sut.Handle(command, new System.Threading.CancellationToken());
mockCyptoService.Verify(x => x.Encrypt(command.CardNumber, It.IsAny <string>()), Times.Once);
mockPaymentRepository.Verify(x => x.AppendChanges(It.Is <Payment>(y => y.CardNumber == "__encripted__")), Times.Once);
mockPaymentRepository.Verify(x => x.AppendChanges(It.Is <Payment>(y => y.BankPaymentIdentifier == someId)), Times.Once);
mockPaymentRepository.Verify(x => x.AppendChanges(It.Is <Payment>(y => y.PaymentStatus == PaymentStatus.Failed)), Times.Once);
}
public void ProcessPayment_Should_ThrowException_When_NoInvoiceFoundForInvoiceId()
{
var command = new ProcessPaymentCommand
{
InvoiceId = Guid.NewGuid(),
Amount = 10,
};
var handler = new ProcessPaymentCommandHandler(InvoiceRepository);
Assert.ThrowsAsync <NotFoundException>(async() => await handler.Handle(command, CancellationToken.None));
}
public void Handle_WhenClosed_ShouldThrowException()
{
_mediator.Setup(m => m.Send(It.IsAny <ReduceBalanceCommand>(), It.IsAny <CancellationToken>()))
.Returns(Task.FromResult(true));
var sut = new ProcessPaymentCommandHandler(_context, _mediator.Object, CurrentUser);
var request = new ProcessPaymentCommand
{
Id = Guid.Parse("debf1d88-47ac-4fe4-a0b0-ce42f72ea66e")
};
Assert.ThrowsAsync <ValidationException>(() => sut.Handle(request, CancellationToken.None));
}
public async Task ProcessPayment_PayCorrectAmount_InvoicePaidOff()
{
var command = new ProcessPaymentCommand
{
InvoiceId = TestData.Invoice1Id,
Amount = 10,
};
var handler = new ProcessPaymentCommandHandler(InvoiceRepository);
var result = await handler.Handle(command, CancellationToken.None);
var invoice = DbContext.Invoices.First(x => x.Id == command.InvoiceId);
Assert.AreEqual(10, invoice.AmountPaid);
Assert.AreEqual(10, invoice.Payments.Sum(x => x.Amount));
}
public void Handle_WhenPendingWithLowBalance_ShouldSetToClosed()
{
_mediator.Setup(m => m.Send(It.IsAny <ReduceBalanceCommand>(), It.IsAny <CancellationToken>()))
.Returns(Task.FromResult(false));
var sut = new ProcessPaymentCommandHandler(_context, _mediator.Object, CurrentUser);
var request = new ProcessPaymentCommand
{
Id = Guid.Parse("b162e88d-a3a6-4341-87da-725658d743f3")
};
var result = sut.Handle(request, CancellationToken.None).Result;
Assert.AreEqual(Unit.Value, result);
var record = _context.Payments.Single(i => i.Id == request.Id);
Assert.AreEqual(PaymentStatus.Closed, record.Status);
}
public void ProcessPayment_Should_ThrowException_When_PartialAmountPaid_And_NewAmountTooMuch()
{
var command = new ProcessPaymentCommand
{
InvoiceId = TestData.Invoice3Id,
Amount = 100,
};
var handler = new ProcessPaymentCommandHandler(InvoiceRepository);
Assert.ThrowsAsync <Exceptions.InvalidOperationException>(async() => await handler.Handle(command, CancellationToken.None));
}
public void ProcessPayment_Should_ThrowException_When_NoPaymentNeeded()
{
var command = new ProcessPaymentCommand
{
InvoiceId = TestData.Invoice4Id,
Amount = 10,
};
var handler = new ProcessPaymentCommandHandler(InvoiceRepository);
Assert.ThrowsAsync <Exceptions.InvalidOperationException>(async() => await handler.Handle(command, CancellationToken.None));
}
public void ProcessPayment_Should_ThrowException_When_InvoiceInvalidState()
{
var guid = Guid.NewGuid();
DbContext.Invoices.Add(new Invoice()
{
Id = guid,
Amount = Decimal.Zero,
Payments = new List <Payment>()
{
new Payment()
{
Amount = 100
}
}
});
var command = new ProcessPaymentCommand
{
InvoiceId = guid,
Amount = 10,
};
var handler = new ProcessPaymentCommandHandler(InvoiceRepository);
Assert.ThrowsAsync <Exceptions.InvalidOperationException>(async() => await handler.Handle(command, CancellationToken.None));
}