public void CancelsOrderOnNegativeInventory()
{
//Arrange
var options = BuildInMemoryDb("CancelsOrder");
//Act
using (var context = new P0DbContext(options))
{
CreateOneCustomer(context);
CreateTwoproducts(context);
var store = new Store
{
StoreId = 1,
Location = "Location1",
AvailableProducts = new List <Inventory>
{
new Inventory
{
ProductId = 1,
StoreId = 1,
Quantity = 10
},
new Inventory
{
ProductId = 2,
StoreId = 1,
Quantity = 50
}
}
};
context.Add(store);
context.SaveChanges();
try
{
var backend = new StoreBackend(context);
var prods = new List <ProductQuantity>()
{
new ProductQuantity()
{
ProductId = 1,
Quantity = 12
}
};
backend.PlaceNewOrder(1, 1, prods);
}
catch { }
}
//Assert
using (var context = new P0DbContext(options))
{
var orders = (from o in context.Orders
select o).ToList();
Assert.Empty(orders);
}
}
public void DecrementsInventoryOnOrder()
{
//Arrange
var options = BuildInMemoryDb("DecrementsInventory");
int orderId;
//Act
using (var context = new P0DbContext(options))
{
CreateOneCustomer(context);
CreateTwoproducts(context);
var store = new Store
{
StoreId = 1,
Location = "Location1",
AvailableProducts = new List <Inventory>
{
new Inventory
{
ProductId = 1,
StoreId = 1,
Quantity = 10
},
new Inventory
{
ProductId = 2,
StoreId = 1,
Quantity = 50
}
}
};
context.Add(store);
context.SaveChanges();
var backend = new StoreBackend(context);
var prods = new List <ProductQuantity>()
{
new ProductQuantity()
{
ProductId = 1,
Quantity = 2
}
};
orderId = backend.PlaceNewOrder(1, 1, prods).OrderId;
}
//Assert
using (var context = new P0DbContext(options))
{
var item = (from inv in context.StoreInventories
where inv.StoreId == 1 && inv.ProductId == 1
select inv).Take(1).FirstOrDefault();
Assert.Equal(8, item.Quantity);
}
}
public void ThrowsOnNegativeInventory()
{
//Arrange
var options = BuildInMemoryDb("ThrowsException");
//Act
using (var context = new P0DbContext(options))
{
CreateOneCustomer(context);
CreateTwoproducts(context);
var store = new Store
{
StoreId = 1,
Location = "Location1",
AvailableProducts = new List <Inventory>
{
new Inventory
{
ProductId = 1,
StoreId = 1,
Quantity = 10
},
new Inventory
{
ProductId = 2,
StoreId = 1,
Quantity = 50
}
}
};
context.Add(store);
context.SaveChanges();
}
//Assert
using (var context = new P0DbContext(options))
{
var backend = new StoreBackend(context);
var prods = new List <ProductQuantity>()
{
new ProductQuantity()
{
ProductId = 1,
Quantity = 12
}
};
Assert.Throws <ArgumentOutOfRangeException>(() => backend.PlaceNewOrder(1, 1, prods));
}
}
public void AddsOrderToDb()
{
//Arrange
var options = BuildInMemoryDb("AddsOrderToDb");
int orderId;
//Act
using (var context = new P0DbContext(options))
{
CreateOneCustomer(context);
CreateTwoproducts(context);
var store = new Store
{
StoreId = 1,
Location = "Location1",
AvailableProducts = new List <Inventory>
{
new Inventory
{
ProductId = 1,
StoreId = 1,
Quantity = 10
},
new Inventory
{
ProductId = 2,
StoreId = 1,
Quantity = 50
}
}
};
context.Add(store);
context.SaveChanges();
var backend = new StoreBackend(context);
var prods = new List <ProductQuantity>()
{
new ProductQuantity()
{
ProductId = 1,
Quantity = 2
},
new ProductQuantity()
{
ProductId = 2,
Quantity = 5
}
};
orderId = backend.PlaceNewOrder(1, 1, prods).OrderId;
}
//Assert
using (var context = new P0DbContext(options))
{
var orders = from ord in context.Orders
where ord.OrderId == orderId
select ord;
Assert.Single(orders);
}
}
private void ManagePlacingOrder()
{
//Get locations
Console.Clear();
PrintTitle();
var locations = db.GetAllLocations();
for (int i = 0; i < locations.Count; i++)
{
Console.WriteLine($"{i+1}. {locations[i].Location}");
}
//have the user select a location
int selection;
do
{
Console.Write("Select a store number to view its available products. ");
} while (int.TryParse(Console.ReadLine(), out selection) && (selection < 0 || selection > locations.Count));
//Display the products for that location
Console.Clear();
Console.WriteLine($"Inventory for location {locations[selection - 1].Location}\n");
/*
* if (null == locations[selection - 1].AvailableProducts || locations[selection - 1].AvailableProducts.Count == 0)
* {
* Console.Write("There are no available products at that location. Press any key to return to the locations menu.");
* Console.ReadLine();
*
* }
* else
* {
*/
foreach (var item in locations[selection - 1].AvailableProducts)
{
Console.WriteLine($"{item.ProductId}. {item.ProductDescription} available quantity {item.Quantity}");
}
//}
//Have the user add products and quantites to the order
Console.WriteLine("To add an item to the order enter an item number followed by the quantity.");
var items = new List <ProductQuantity>();
string[] input;
bool cont = true;
do
{
var itemAlreadyAdded = false;
input = Console.ReadLine().Split(' ');
if (input.Length == 1)
{
if (!(cont != string.IsNullOrEmpty(input[0])))
{
break;
}
}
if (input.Length == 2)
{
foreach (var item in items)
{
if (item.ProductId == int.Parse(input[0]))
{
itemAlreadyAdded = true;
Console.WriteLine("That item has already been added to the order.");
break;
}
}
if (!itemAlreadyAdded)
{
items.Add(new ProductQuantity()
{
ProductId = int.Parse(input[0]),
Quantity = int.Parse(input[1])
});
}
Console.WriteLine("You can continue to add items or press enter to finish the order.");
}
else
{
Console.WriteLine("Enter the product number followed by a space followed by the desired quantity.");
}
} while (cont);
if (DisplayPreOrderTotals(locations[selection - 1], items))
{
var orderInfo = db.PlaceNewOrder(locations[selection - 1].StoreId, customer.CustomerId, items);
DisplayNewOrder(orderInfo);
}
else
{
Console.WriteLine("Order Canceled.");
}
Console.Write("Press any key to return to previous menu.");
Console.ReadLine();
}
