public void AddResource()
{
var service = new StorageService();
var startQuantity = 20m;
var startCostPrice = 2m;
var quantity = 10m;
var price = 5m;
var resourceExpected = CreateResourcePool(startQuantity, startCostPrice);
resourceExpected.Quantity += quantity;
resourceExpected.TotalCost = resourceExpected.GetTotalCost() + (quantity * price);
resourceExpected.CostPrice = resourceExpected.TotalCost / resourceExpected.Quantity;
var resourceActual = CreateResourcePool(startQuantity, startCostPrice);
service.AddResource(resourceActual, quantity, price);
Assert.Equal(resourceExpected.Quantity, resourceActual.Quantity);
Assert.Equal(resourceExpected.CostPrice, resourceActual.CostPrice);
Assert.Equal(resourceExpected.GetTotalCost(), resourceActual.GetTotalCost());
}
