public static void Test_1()
{
var mallardDuck = new MallardDuck();
mallardDuck.Display();
mallardDuck.PerformFly();
mallardDuck.SetFlyBehavior(new FlyNoWay());
mallardDuck.PerformFly();
mallardDuck.PerformQuack();
mallardDuck.SetFlyBehavior(new FlyLikeRocket());
mallardDuck.PerformFly();
}
// Use this for initialization
void Start()
{
Duck millard = new MallardDuck();
millard.PerformQuack();
millard.PerformFly();
millard.SetFlyBehavior(new FlyNoWay());
millard.SetQuackBehavior(new MuteQuack());
millard.PerformQuack();
millard.PerformFly();
}
public void Duck_Behaviors_CanChangeBehaviorAtRuntime()
{
Duck mallard = new MallardDuck();
mallard.Display();
Assert.AreEqual("Quack!", mallard.Quack());
Assert.AreEqual("I can fly!", mallard.Fly());
mallard.SetQuackBehavior(new MuteQuack());
mallard.SetFlyBehavior(new FlyNoWay());
Assert.AreEqual("<silence>", mallard.Quack());
Assert.AreEqual("I can't fly", mallard.Fly());
}
static void Main(string[] args)
{
Console.WriteLine("Create Mallard Duck");
Console.WriteLine();
Duck duck = new MallardDuck();
duck.Display();
duck.PerformQuack();
duck.PerformFly();
duck.Swim();
Console.WriteLine();
Console.WriteLine("Change the state");
Console.WriteLine();
duck.SetFlyBehavior(new FlyRocketPowered());
duck.SetQuackBehavior(new MuteQuack());
duck.Display();
duck.PerformQuack();
duck.PerformFly();
duck.Swim();
}