public void TestMethod()
{
Drink drink = new Espresso();
System.Diagnostics.Debug.WriteLine(drink.Description);
drink = new SecretIngredient(drink);
System.Diagnostics.Debug.WriteLine(drink.Description);
}
static void Main(string[] args)
{
Drink drink = new Espresso()
{
Description = "Expresso"
};
Console.WriteLine(drink.Description);
drink = new SecretIngredient(drink);
Console.WriteLine(drink.Description);
drink = new Ice(drink);
Console.WriteLine(drink.Description);
Console.ReadKey();
}