static void Main(string[] args)
{
var orderProcessor = new OrderProcessor(new ShippingCalculator());
var order = new Order {
DatePlaced = DateTime.Now, TotalPrice = 100f
};
}
static void Main(string[] args)
{
var orderProcessor = new OrderProcessor(new ShippingCalculator()); // Okay here. Main class knows about concrete classes and ties them together
var order = new Order {
DatePlaced = DateTime.Now, TotalPrice = 100f
};
orderProcessor.Process(order);
}
static void Main(string[] args)
{
var orderProcessor = new OrderProcessor();
var order = new Order {
DatePlaced = DateTime.Now, TotalPrice = 100f
};
orderProcessor.Process(order);
}
public static void Main(string[] args)
{
var orderProcessor = new OrderProcessor(new ShippingCalculator());
var order = new Order {
DatePlaced = DateTime.Now, TotalPrice = 100f
};
orderProcessor.Process(order);
Console.WriteLine("Hello World!");
}
static void Main(string[] args)
{
// orderProcessor needs instance of IShippingCalculator
var orderProcessor = new OrderProcessor(new ShippingCalculator());
var order = new Order {
DatePlaced = DateTime.Now, TotalPrice = 100f
};
orderProcessor.Process(order);
Console.ReadLine();
}
static void Main(string[] args)
{
var orderProcessor = new OrderProcessor(new ShippingCalculator());
var order = new Order {
DatePlaced = DateTime.Now, TotalPrice = 100f
};
orderProcessor.Process(order);
Console.ReadKey();
}
static void Main(string[] args)
{
//orderProcessor concrete class doesnt know about the existence of other concrete classes..so dependency is safe
var orderProcessor = new OrderProcessor(new ShippingCalculator());
var order = new Order
{
DatePlaced = DateTime.Now,
TotalPrice = 100f
};
orderProcessor.Process(order);
}
public void Process(OrderProcessor order)
{
if (order.IsShipped)
{
throw new InvalidOperationException("This order is already processed.");
}
order.Shipment = new Shipment
{
Cost = _shippingCalculator.CalculateShipping(order),
ShippingDate = DateTime.Today.AddDays(1)
};
}
static void Main(string[] args)
{
var orderProcessor = new OrderProcessor(new ShippingCalculator());
var order = new Order {
DatePlaced = DateTime.Now, TotalPrice = 100f
};
orderProcessor.Process(order);
Console.WriteLine("=========================================================================");
Console.WriteLine("In order to unit test a class, we need to isolate it.\n");
Console.WriteLine("So in order to test the OrderProcessor class,");
Console.WriteLine("it has to be isolated from the concrete ShippingCalculator class.\n");
Console.WriteLine("It can be loosely coupled with the IShippingCalculator interface instead.");
Console.WriteLine("=========================================================================");
}
static void Main(string[] args)
{
var orderProcessor = new OrderProcessor(new ShippingCalculator());
var order = new Order {DatePlaced = DateTime.Now, TotalPrice = 100f};
orderProcessor.Process(order);
}
static void Main(string[] args)
{
var orderProcessor = new OrderProcessor(new ShippingCalculator());
}
