public void BeValidWithCorrectCardType_WhenCreditCardSubmittedForVerification(CreditCardHandlerCreator creditCardHandlerCreator, string cardNumber)
{
// Arrange
var creditCard = PrepareCreditCardPayment(cardNumber);
var expectedCreditCardHandler = creditCardHandlerCreator(_paymentGateway);
// Act
var isValid = _creditCardHandler.IsCreditCardValid(creditCard);
// Assert
using (new FluentAssertions.Execution.AssertionScope("credit card"))
{
isValid.Should().BeTrue();
_paymentGateway.IsCalledWith(creditCard, Times.Once(), expectedCreditCardHandler);
}
}