public static MeasurentUnit CreateMeasurentUnit(MeasurentUnitType measurentUnitType, string name)
{
//crear nueva instancia y establecer identidad
var measurentUnit = new MeasurentUnit(measurentUnitType, name);
measurentUnit.GenerateNewIdentity();
return(measurentUnit);
}
public void AddOrderItem(Product product, MeasurentUnit measurentUnit, int units = 1)
{
var existingOrderForProduct = OrderIncomeLines
.SingleOrDefault(o => (o.ProductId == product.Id && o.MeasurentUnitId == measurentUnit.Id));
if (existingOrderForProduct != null)
{
existingOrderForProduct.AddAmount(units);
}
else
{
var orderItem = new OrderIncomeLine(Id, product, measurentUnit, units);
OrderIncomeLines.Add(orderItem);
}
}
public OrderIncomeLine(Guid orderIncomeId, Product product, MeasurentUnit measurentUnit, int amount)
{
if (product == null || product.IsTransient())
{
throw new ArgumentNullException(nameof(product));
}
if (measurentUnit == null || measurentUnit.IsTransient())
{
throw new ArgumentNullException(nameof(measurentUnit));
}
OrderIncomeId = orderIncomeId;
ProductId = product.Id;
ProductName = product.Name;
MeasurentUnitId = measurentUnit.Id;
MeasurentUnitName = measurentUnit.Name;
Amount = amount;
}
public void AddOrderItemOk()
{
//Arrange(Preparar)
OrderIncome order = OrderFactory.CreateOrder(_customer, "", "", "");
MeasurentUnit measurentUnit = MeasurentUnitFactory.CreateMeasurentUnit(MeasurentUnitType.Longitud, "Litro");
//Act(Actuar)
Product product = _products.First();
int amount = 1;
order.AddOrderItem(product, measurentUnit, amount);
//Assert(Afirmar)
order.OrderIncomeLines.Count.ShouldBe(1);
OrderIncomeLine xline = order.OrderIncomeLines
.SingleOrDefault(o => (o.ProductId == product.Id && o.MeasurentUnitId == measurentUnit.Id));
xline.ShouldNotBeNull();
xline?.ProductId.ShouldBe(product.Id);
xline?.Amount.ShouldBe(amount);
}
