public void When_Registering_A_Player_Should_Add_One_To_Registered_Players_List()
{
var mockBlackjackPlayer = new Mock <IPlayer>();
_sut.Register(mockBlackjackPlayer.Object);
Assert.AreEqual(1, _sut.RegisteredPlayers.Count);
}
public void JoinTableWith(IDealer dealer)
{
_currentDealer = dealer;
_currentDealer.Register(this);
}