public void TestSaveCommand()
{
Car car = new Car() { CarId = 1, Color = "White", Description = "Kia Optima", Year = 2013, RentalPrice = 149.00M };
Mock<IServiceFactory> mockServiceFactory = new Mock<IServiceFactory>();
EditCarViewModel viewModel = new EditCarViewModel(mockServiceFactory.Object, car);
mockServiceFactory.Setup(mock => mock.CreateClient<IInventoryService>().UpdateCar(It.IsAny<Car>())).Returns(viewModel.Car);
viewModel.Car.Color = "Black";
bool carUpdated = false;
string color = string.Empty;
viewModel.CarUpdated += (s, e) =>
{
carUpdated = true;
color = e.Car.Color;
};
viewModel.SaveCommand.Execute(null);
Assert.IsTrue(carUpdated);
Assert.IsTrue(color == "Black");
}
private void OnAddCarCommand(object obj)
{
Car car = new Car();
CurrentCarViewModel = new EditCarViewModel(_ServiceFactory, car);
CurrentCarViewModel.CarUpdated += CurrentCarViewModel_CarUpdated;
CurrentCarViewModel.CancelEditCar += CurrentCarViewModel_CancelEditCar;
}
private void OnEditCarCommand(Car car)
{
if (car != null)
{
CurrentCarViewModel = new EditCarViewModel(_ServiceFactory, car);
CurrentCarViewModel.CarUpdated += CurrentCarViewModel_CarUpdated;
CurrentCarViewModel.CancelEditCar += CurrentCarViewModel_CancelEditCar;
}
}
public void TestCarIsValid()
{
Car car = new Car() { CarId = 1, Color = "White", Description = "Kia Optima", Year = 2013 };
Mock<IServiceFactory> mockServiceFactory = new Mock<IServiceFactory>();
EditCarViewModel viewModel = new EditCarViewModel(mockServiceFactory.Object, car);
Assert.IsTrue(!viewModel.Car.IsValid);
viewModel.Car.RentalPrice = 149;
Assert.IsTrue(viewModel.Car.IsValid);
}
public void TestCanSaveCommand()
{
Car car = new Car() { CarId = 1, Color = "White", Description = "Kia Optima", Year = 2013, RentalPrice = 149 };
Mock<IServiceFactory> mockServiceFactory = new Mock<IServiceFactory>();
EditCarViewModel viewModel = new EditCarViewModel(mockServiceFactory.Object, car);
Assert.IsFalse(viewModel.SaveCommand.CanExecute(null));
viewModel.Car.Color = "Black";
Assert.IsTrue(viewModel.SaveCommand.CanExecute(null));
}
private void CurrentCarViewModel_CarUpdated(object sender, CarEventArgs e)
{
if (e.IsNew)
{
Car car = _Cars.Where(item => item.CarId == e.Car.CarId).FirstOrDefault();
if (car != null)
{
car.Description = e.Car.Description;
car.Color = e.Car.Color;
car.Year = e.Car.Year;
car.RentalPrice = e.Car.RentalPrice;
}
}
else
{
_Cars.Add(e.Car);
}
CurrentCarViewModel = null;
}
public void TestCancelCommand()
{
Car car = new Car() { CarId = 1, Color = "White" };
Mock<IServiceFactory> mockServiceFactory = new Mock<IServiceFactory>();
EditCarViewModel viewModel = new EditCarViewModel(mockServiceFactory.Object, car);
bool canceled = false;
viewModel.CancelEditCar += (s, e) => canceled = true;
Assert.IsTrue(!canceled);
viewModel.CancelCommand.Execute(null);
Assert.IsTrue(viewModel.CancelCommand.CanExecute(null));
Assert.IsTrue(canceled);
}
private void OnEditCarCommand(Car car)
{
if (car != null)
{
CurrentCarViewModel = new EditCarViewModel(_ServiceFactory, car);
CurrentCarViewModel.CarUpdated += CurrentCarViewModel_CarUpdated;
CurrentCarViewModel.CancelEditCar += CurrentCarViewModel_CancelEditCar;
}
}
private void OnAddCarCommand(object arg)
{
Car car = new Car();
CurrentCarViewModel = new EditCarViewModel(_ServiceFactory, car);
CurrentCarViewModel.CarUpdated += CurrentCarViewModel_CarUpdated;
CurrentCarViewModel.CancelEditCar += CurrentCarViewModel_CancelEditCar;
}
private void CurrentCarViewModel_CancelEditCar(object sender, EventArgs e)
{
CurrentCarViewModel = null;
}
public void TestViewModelConstruction()
{
Car car = new Car() { CarId = 1, Color = "White" };
Mock<IServiceFactory> mockServiceFactory = new Mock<IServiceFactory>();
EditCarViewModel viewModel = new EditCarViewModel(mockServiceFactory.Object, car);
Assert.IsTrue(viewModel.Car != null && viewModel.Car != car);
Assert.IsTrue(viewModel.Car.CarId == car.CarId && viewModel.Car.Color == car.Color);
}
