public async Task Handle_WhenRemoteServiceRespondsWithValidData_ShouldReturnTotalAmount()
{
var logger = Mock.Of <ILogger <CalculateTrolleyTotalCommand.CalculateTrolleyTotalCommandHandler> >();
var mockService = new Mock <ITrolleyCalculationService>();
mockService.Setup(x => x.GetTrolleyCalculations(It.IsAny <CalculateTrolleyTotalCommand.RequestTrolley>(),
It.IsAny <CancellationToken>()))
.ReturnsAsync((decimal)123.12);
var service = new Mock <ITrolleyCalculatorFactory>();
service.Setup(x => x.GetTrolleyCalculator(It.IsAny <TrolleyCalculatorType>()))
.Returns(mockService.Object);
var handler = new CalculateTrolleyTotalCommand.CalculateTrolleyTotalCommandHandler(service.Object, logger);
var data = await handler.Handle(new CalculateTrolleyTotalCommand
(
new CalculateTrolleyTotalCommand.RequestTrolley
{
Products = new List <CalculateTrolleyTotalCommand.RequestTrolley.TrolleyProduct>()
{
new CalculateTrolleyTotalCommand.RequestTrolley.TrolleyProduct {
Name = "a", Price = 1
},
new CalculateTrolleyTotalCommand.RequestTrolley.TrolleyProduct {
Name = "b", Price = 1
},
new CalculateTrolleyTotalCommand.RequestTrolley.TrolleyProduct {
Name = "c", Price = 1
}
},
Quantities = new List <CalculateTrolleyTotalCommand.RequestTrolley.TrolleyProductQuantity>
{
new CalculateTrolleyTotalCommand.RequestTrolley.TrolleyProductQuantity {
Name = "a", Quantity = 1
},
new CalculateTrolleyTotalCommand.RequestTrolley.TrolleyProductQuantity {
Name = "b", Quantity = 2
},
new CalculateTrolleyTotalCommand.RequestTrolley.TrolleyProductQuantity {
Name = "c", Quantity = 1
}
}
}, It.IsAny <TrolleyCalculatorType>()
), It.IsAny <CancellationToken>());
data.ShouldBe((decimal)123.12);
}
public void Handle_WhenRemoteServiceFails_ShouldFail()
{
var logger = Mock.Of <ILogger <CalculateTrolleyTotalCommand.CalculateTrolleyTotalCommandHandler> >();
var mockService = new Mock <ITrolleyCalculationService>();
mockService.Setup(x => x.GetTrolleyCalculations(It.IsAny <CalculateTrolleyTotalCommand.RequestTrolley>(),
It.IsAny <CancellationToken>()))
.ThrowsAsync(new TrolleyCalculationRemoteException(It.IsAny <HttpStatusCode>(), "error"));
var service = new Mock <ITrolleyCalculatorFactory>();
service.Setup(x => x.GetTrolleyCalculator(It.IsAny <TrolleyCalculatorType>()))
.Returns(mockService.Object);
var handler = new CalculateTrolleyTotalCommand.CalculateTrolleyTotalCommandHandler(service.Object, logger);
handler.Handle(new CalculateTrolleyTotalCommand
(
new CalculateTrolleyTotalCommand.RequestTrolley
{
Products = new List <CalculateTrolleyTotalCommand.RequestTrolley.TrolleyProduct>()
{
new CalculateTrolleyTotalCommand.RequestTrolley.TrolleyProduct {
Name = "a", Price = 1
},
new CalculateTrolleyTotalCommand.RequestTrolley.TrolleyProduct {
Name = "b", Price = 1
},
new CalculateTrolleyTotalCommand.RequestTrolley.TrolleyProduct {
Name = "c", Price = 1
}
},
Quantities = new List <CalculateTrolleyTotalCommand.RequestTrolley.TrolleyProductQuantity>
{
new CalculateTrolleyTotalCommand.RequestTrolley.TrolleyProductQuantity {
Name = "a", Quantity = 1
},
new CalculateTrolleyTotalCommand.RequestTrolley.TrolleyProductQuantity {
Name = "b", Quantity = 2
},
new CalculateTrolleyTotalCommand.RequestTrolley.TrolleyProductQuantity {
Name = "c", Quantity = 1
}
}
}, It.IsAny <TrolleyCalculatorType>()
), It.IsAny <CancellationToken>()).ShouldThrow <TrolleyCalculationRemoteException>().Message.ShouldBe("error");
}