public void Fill_Properties_When_Message_Received()
{
//Arrange
var viewModel = new PaymentDetailViewModel();
const string description = "Jakis opis",
measureUnit = "szt.";
const decimal pricePerUnit = 5;
const double quantity = 4.7;
var paymentDetailToEdit = new PaymentDetail
{
Description = description,
MeasureUnit = measureUnit,
PricePerUnit = pricePerUnit,
Quantity =quantity
};
//Act
Messenger.Default.Send(new MessageService(paymentDetailToEdit,EntityState.Edit),MessengerToken.PaymentDetailVm);
//Verify
Assert.AreEqual(viewModel.Description,description);
Assert.AreEqual(viewModel.MeasureUnit,measureUnit);
Assert.AreEqual(viewModel.PricePerUnit,pricePerUnit);
Assert.AreEqual(viewModel.Quantity,quantity);
}
public void CancelChangesToPaymentDEtailCommand_Cannot_Execute_When_Mode_Is_Not_Edit()
{
//Arrange
var viewModel = new PaymentDetailViewModel();
viewModel.Mode = Mode.Default;
//Act
bool canExecute = viewModel.CancelChangesToPaymentDetailCommand.CanExecute(null);
//Verify
Assert.IsFalse(canExecute);
}
public PaymentViewModel(IUnitOfWork context,
IMessageBoxService messageBoxService,
IFrameNavigationService navigationService)
{
NavigationService = navigationService;
MessageBoxService = messageBoxService;
Context = context;
BuyerList = new List<Buyer>();
SaleDate = DateTime.Now;
_paymentDetailList = new ItemsChangeObservableCollection<PaymentDetail>();
_paymentDetailList.CollectionChanged+= PaymentDetailList_CollectionChanged;
PaymentDetailViewModel = new PaymentDetailViewModel();
RegisterMessages();
}
public void CancelChangesToPaymentDetailCommand_When_Executed_Send_Original_Model_To_PaymentViewModel()
{
//Arrange
PaymentDetail receivedPaymentDetail = null;
Messenger.Default.Register<MessageService>(this, MessengerToken.PaymentVm, handleMessage =>
{
receivedPaymentDetail = handleMessage.PaymentDetail;
});
var viewModel = new PaymentDetailViewModel();
const string description = "Jakis opis",
measureUnit = "szt.";
const decimal pricePerUnit = 5;
const double quantity = 4.7;
var paymentDetailToEdit = new PaymentDetail
{
Description = description,
MeasureUnit = measureUnit,
PricePerUnit = pricePerUnit,
Quantity = quantity
};
Messenger.Default.Send(new MessageService(paymentDetailToEdit, EntityState.Edit), MessengerToken.PaymentDetailVm);
//Act
viewModel.Description = "nowa opis";
viewModel.Quantity = 5;
viewModel.PricePerUnit = 7;
viewModel.MeasureUnit = "kg";
viewModel.CancelChangesToPaymentDetailCommand.Execute(null);
//Verify
Assert.AreEqual(description,receivedPaymentDetail.Description);
Assert.AreEqual(measureUnit,receivedPaymentDetail.MeasureUnit);
Assert.AreEqual(pricePerUnit,receivedPaymentDetail.PricePerUnit);
Assert.AreEqual(measureUnit,receivedPaymentDetail.MeasureUnit);
}
public void SavPaymentDetailCommand_When_Executed_In_Edit_Mode_Send_Payment_Detail_With_Computed_Amount()
{
//Arrange
PaymentDetail receivedPaymentDetail = null;
Messenger.Default.Register<MessageService>(this, MessengerToken.PaymentVm, handleMessage =>
{
receivedPaymentDetail = handleMessage.PaymentDetail;
});
var viewModel = new PaymentDetailViewModel
{
Description = "Jakis opis",
MeasureUnit = "szt.",
PricePerUnit = 5,
Quantity = 4.6,
Mode = Mode.Edit
};
decimal amount = Math.Round((decimal)viewModel.Quantity * viewModel.PricePerUnit,2);
//Act
viewModel.SavePaymentDetailCommand.Execute(null);
//Verify
Assert.IsTrue(receivedPaymentDetail.Amount==amount);
}
public void SavePaymentDetailCommand_When_Executed_In_Mode_Add_Send_Payment_Detail_To_InvoiceViewModel_With_EntityStateAdd()
{
//Arrange
PaymentDetail receivedPaymentDetail = null;
var receivedState = EntityState.Default;
Messenger.Default.Register<MessageService>(this,MessengerToken.PaymentVm,handleMessage=>
{
receivedPaymentDetail = handleMessage.PaymentDetail;
receivedState = handleMessage.EntityState;
});
var viewModel = new PaymentDetailViewModel
{
Description = "Jakis opis",
MeasureUnit = "szt.",
PricePerUnit = 5,
Quantity = 4.6
};
//Act
viewModel.SavePaymentDetailCommand.Execute(null);
//Verify
Assert.IsNotNull(receivedPaymentDetail);
Assert.IsTrue(receivedState==EntityState.Add);
}
public void SavePaymentDetailCommand_Cannot_Execute_When_Quantity_Is_Less_Or_Equal_To_Zero(double quantity)
{
//Arrange
var viewModel = new PaymentDetailViewModel
{
Description = "Jakis opis",
MeasureUnit = "szt.",
PricePerUnit = 5,
Quantity = quantity
};
//Act
bool canExecute = viewModel.SavePaymentDetailCommand.CanExecute(null);
//verify
Assert.IsFalse(canExecute);
}
public void SavePaymentDetailCommand_Cannot_Execute_When_Product_Of_Quantity_And_PricePerUnit_Is_Greater_Than_Allowed_Value()
{
//Arrange
var viewModel = new PaymentDetailViewModel
{
Description = "Jakis opis",
MeasureUnit = "szt.",
PricePerUnit = 7158276,
Quantity = 4.6,
};
//Act
bool canExecute = viewModel.SavePaymentDetailCommand.CanExecute(null);
//Verify
Assert.IsFalse(canExecute);
}
public void SavePaymentDetailCommand_Cannot_Execute_When_NumberOfProductsInPayment_Is_Greater_Than_Three()
{
//Arrange
var viewModel = new PaymentDetailViewModel
{
Description = "Jakis opis",
MeasureUnit = "szt.",
PricePerUnit = 71,
Quantity = 4.6,
NumberOfProductsInPayment = 4
};
//Act
bool canExecute = viewModel.SavePaymentDetailCommand.CanExecute(null);
//Verify
Assert.IsFalse(canExecute);
}
public void SavePaymentDetailCommand_Cannot_Execute_When_MeasureUnit_Is_Null()
{
//Arrange
var viewModel = new PaymentDetailViewModel
{
Description = "dfgdfg",
MeasureUnit = null,
PricePerUnit = 5,
Quantity = 4.5
};
//Act
bool canExecute = viewModel.SavePaymentDetailCommand.CanExecute(null);
//verify
Assert.IsFalse(canExecute);
}
public void SavePaymentDetailCommand_Cannot_Execute_When_MeasureUnit_Has_More_Than_10_Char()
{
//Arrange
string measureUnit = GetStringWithLengthOf(11);
var viewModel = new PaymentDetailViewModel
{
Description = "Jakis opis",
MeasureUnit = measureUnit,
PricePerUnit = 5,
Quantity = 4.5
};
//Act
bool canExecute = viewModel.SavePaymentDetailCommand.CanExecute(null);
//verify
Assert.IsFalse(canExecute);
}
public void PaymentDetailViewModel_Receives_Message_With_Number_Of_Products_In_PaymentDetailList_In_PaymentViewModel()
{
//Arrange
var viewModel = new PaymentDetailViewModel
{
Description = "Jakis opis",
MeasureUnit = "szt.",
PricePerUnit = 71,
Quantity = 4.6,
NumberOfProductsInPayment = 0
};
const int numberOfProductsInPayment = 2;
//Act
Messenger.Default.Send(numberOfProductsInPayment,MessengerToken.PaymentDetailVm);
//Verify
Assert.IsTrue(numberOfProductsInPayment==viewModel.NumberOfProductsInPayment);
}
