public void cards_are_different_if_their_suit_is_different()
{
var card1 = new Card(Suit.Spades, 2);
var card2 = new Card(Suit.Hearts, 2);
card1.ShouldNotEqual(card2);
}
public void cards_are_different_if_their_value_is_different()
{
var card1 = new Card(Suit.Spades, 2);
var card2 = new Card(Suit.Spades, 3);
card1.ShouldNotEqual(card2);
card1.GetHashCode().ShouldNotEqual(card2.GetHashCode());
}