static void Main(string[] args)
{
GreetingsFactory gf = new GreetingsFactory();
Butler b = new Butler(gf);
Party p = new Party(b);
Console.WriteLine("Who has arrived?");
var guest = Console.ReadLine();
p.GuestArrives(guest);
}
public Butler(GreetingsFactory greetingsFactory)
{
this.greetingsFactory = greetingsFactory;
this.greetingsFactory.Friends.AddRange(new[] { "Billy", "Bobby" });
this.greetingsFactory.Family.AddRange(new[] { "Willy", "Wally" });
}
