public void ProductFulfillmentServiceTests_Tests()
{
// Arrange
var supplierService = new SupplierService();
var supplierShippingCostCalculator = new SupplierShippingCostCalculator();
var stockCalculatorService = new StockCalculatorService();
var purchaseOrderFulfillmentService = new PurchaseOrderFulfillmentService(stockCalculatorService);
var productFulfillmentService = new ProductFulfillmentService(supplierService, supplierShippingCostCalculator, purchaseOrderFulfillmentService);
// Act
var result = productFulfillmentService.GetPurchaseOrderItems(new TestData().Create());
// Assert
Assert.NotEmpty(result);
Assert.All(result, item => Assert.False(item.SelfFulfillment));
}
static void Main(string[] args)
{
// Our data store
var purchaseRequirements = new TestData().Create();
// Dependencies at top of composition root
var supplierService = new SupplierService();
var supplierShippingCostCalculator = new SupplierShippingCostCalculator();
var stockCalculatorService = new StockCalculatorService();
var purchaseOrderFulfillmentService = new PurchaseOrderFulfillmentService(stockCalculatorService);
var productFulfillmentService = new ProductFulfillmentService(supplierService, supplierShippingCostCalculator, purchaseOrderFulfillmentService);
var serviceTypeFulfillmentService = new ServiceTypeFulfillmentService();
// Optimize and generate purchase orders for suppliers to fulfill
var purchaseOptimizer = new PurchaseOptimizer(new List <IFulfillmentService>()
{
serviceTypeFulfillmentService, productFulfillmentService
});
purchaseOptimizer.Optimize(purchaseRequirements);
Console.Read();
}
public void Test_Supplier_Shipping_Calculator(Supplier supplier)
{
// Arrange
var supplierShippingCostCalculator = new SupplierShippingCostCalculator();
var quantityRequestedOverMax = supplier.ShippingCostMaxOrderValue + 1m;
var resultOverMax = supplierShippingCostCalculator.CalculateShippingCost(supplier, quantityRequestedOverMax);
var quantityRequestedUnderMin = supplier.ShippingCostMinOrderValue - 1m;
var resultUnderMin = supplierShippingCostCalculator.CalculateShippingCost(supplier, quantityRequestedUnderMin);
var random = new Random();
var minRandomValue = supplier.ShippingCostMinOrderValue == 0 ? 0 : supplier.ShippingCostMinOrderValue + 1m;
var maxRandomValue = supplier.ShippingCostMaxOrderValue == 0 ? 0 : supplier.ShippingCostMaxOrderValue - 1m;
var randomQuantityBetweenMinAndMax = random.Next((int)minRandomValue, (int)maxRandomValue);
// Act
var resultBetweenRange = supplierShippingCostCalculator.CalculateShippingCost(supplier, randomQuantityBetweenMinAndMax);
// Assert
Assert.Equal(0m, resultOverMax);
Assert.Equal(0m, resultUnderMin);
Assert.Equal(supplier.ShippingCost, resultBetweenRange);
}
