public void return_score_of_3_card_hand_with_no_aces()
{
foreach (Rank rank1 in Enum.GetValues(typeof(Rank)))
{
mockCard1.Setup(c => c.rank).Returns(rank1);
foreach (Rank rank2 in Enum.GetValues(typeof(Rank)))
{
mockCard2.Setup(c => c.rank).Returns(rank2);
foreach (Rank rank3 in Enum.GetValues(typeof(Rank)))
{
mockCard3.Setup(c => c.rank).Returns(rank3);
IHand hand = new Hand();
ICard card1 = mockCard1.Object;
ICard card2 = mockCard2.Object;
ICard card3 = mockCard3.Object;
hand.AddCard(card1);
hand.AddCard(card2);
hand.AddCard(card3);
int scoreCard1 = BlackjackGame.GetCardValue(card1);
int scoreCard2 = BlackjackGame.GetCardValue(card2);
int scoreCard3 = BlackjackGame.GetCardValue(card3);
int score = hand.Score(true);
int expectedScore = scoreCard1 + scoreCard2 + scoreCard3;
if (hand.AceCount() == 0)
{
Assert.IsTrue(expectedScore == score);
}
}
}
}
}
public void return_score_of_hand_when_blackjack()
{
foreach (Rank rank1 in Enum.GetValues(typeof(Rank)))
{
if (rank1 > Rank.Nine)
{
mockCard1.Setup(c => c.rank).Returns(rank1);
mockCard2.Setup(c => c.rank).Returns(Rank.Ace);
IHand hand = new Hand();
ICard card1 = mockCard1.Object;
ICard card2 = mockCard2.Object;
hand.AddCard(card1);
hand.AddCard(card2);
int score = hand.Score(true);
Assert.AreEqual(1, hand.AceCount());
Assert.AreEqual(21, score);
Assert.IsTrue(hand.IsBlackjack());
}
}
}
public void return_number_of_aces_in_hand()
{
foreach (Rank rank1 in Enum.GetValues(typeof(Rank)))
{
mockCard1.Setup(c => c.rank).Returns(rank1);
foreach (Rank rank2 in Enum.GetValues(typeof(Rank)))
{
mockCard2.Setup(c => c.rank).Returns(rank2);
foreach (Rank rank3 in Enum.GetValues(typeof(Rank)))
{
mockCard3.Setup(c => c.rank).Returns(rank3);
IHand hand = new Hand();
ICard card1 = mockCard1.Object;
ICard card2 = mockCard2.Object;
ICard card3 = mockCard3.Object;
int expectedAceCount = 0;
hand.AddCard(card1);
hand.AddCard(card2);
hand.AddCard(card3);
if (card1.rank == Rank.Ace)
{
expectedAceCount++;
}
if (card2.rank == Rank.Ace)
{
expectedAceCount++;
}
if (card3.rank == Rank.Ace)
{
expectedAceCount++;
}
Assert.AreEqual(expectedAceCount, hand.AceCount());
}
}
}
}
public void return_score_of_3_card_hand_with_just_one_ace()
{
// start with an Ace
ICard card3 = mockCard3.Object;
mockCard3.Setup(c => c.rank).Returns(Rank.Ace);
foreach (Rank rank1 in Enum.GetValues(typeof(Rank)))
{
if (rank1 != Rank.Ace)
{
mockCard1.Setup(c => c.rank).Returns(rank1);
foreach (Rank rank2 in Enum.GetValues(typeof(Rank)))
{
if (rank2 != Rank.Ace)
{
IHand hand = new Hand();
ICard card1 = mockCard1.Object;
ICard card2 = mockCard2.Object;
hand.AddCard(card1);
hand.AddCard(card2);
hand.AddCard(card3);
mockCard2.Setup(c => c.rank).Returns(rank2);
int scoreCard1 = BlackjackGame.GetCardValue(card1);
int scoreCard2 = BlackjackGame.GetCardValue(card2);
int score = hand.Score(true);
int expectedScore = scoreCard1 + scoreCard2 + 1;
Assert.AreEqual(1, hand.AceCount());
Assert.IsTrue(expectedScore == score || expectedScore + 10 == score);
}
}
}
}
}