public void GetBestRankHandAndDeckTest()
{
IReadOnlyList <Card> hand = CardUtil.GetCards("2H 2S 3H 3S 3C");
IReadOnlyList <Card> deck = CardUtil.GetCards("2D 3D 6C 9C TH");
Assert.AreEqual(HandRank.FourOfAKind, HandChecker.GetBestRank(hand, deck));
}
public void IsThreeOfAKindTest()
{
Assert.True(HandChecker.IsThreeOfAKind(CardUtil.GetCards("5H 5S 5C 6D 8H")));
Assert.True(HandChecker.IsThreeOfAKind(CardUtil.GetCards("AH AS AC 4D 8H")));
Assert.False(HandChecker.IsThreeOfAKind(CardUtil.GetCards("5H 2S 5C 4D 8H")));
Assert.False(HandChecker.IsThreeOfAKind(CardUtil.GetCards("3H AS AC 2D 8H")));
}
public void IsTwoPairTest()
{
Assert.True(HandChecker.IsTwoPair(CardUtil.GetCards("5H 5S 6C 6D 8H")));
Assert.True(HandChecker.IsTwoPair(CardUtil.GetCards("AH AS 5C 5D 8H")));
Assert.False(HandChecker.IsTwoPair(CardUtil.GetCards("5H 5S 5C 4D 8H")));
Assert.False(HandChecker.IsTwoPair(CardUtil.GetCards("3H 3S AC 2D 8H")));
}
public void IsFourOfAKindTest()
{
Assert.True(HandChecker.IsFourOfAKind(CardUtil.GetCards("5H 5S 5C 5D 8H")));
Assert.True(HandChecker.IsFourOfAKind(CardUtil.GetCards("AH AS AC AD 8H")));
Assert.False(HandChecker.IsFourOfAKind(CardUtil.GetCards("5H 5S 5C 4D 8H")));
Assert.False(HandChecker.IsFourOfAKind(CardUtil.GetCards("3H AS AC AD 8H")));
}
public void IsFullHouseTest()
{
Assert.True(HandChecker.IsFullHouse(CardUtil.GetCards("5H 5S 8C 8D 8H")));
Assert.True(HandChecker.IsFullHouse(CardUtil.GetCards("AH AS 6C 6D 6H")));
Assert.False(HandChecker.IsFullHouse(CardUtil.GetCards("5H 5S 5C 4D 8H")));
Assert.False(HandChecker.IsFullHouse(CardUtil.GetCards("3H AS AC AD 8H")));
}
public void GetCardsTest()
{
const string expected = "TH JH QC QD QS QH KH AH 2S 6S";
var cards = CardUtil.GetCards(expected);
var actual = cards.Join();
CollectionAssert.AreEqual(expected, actual);
}
public void IsStraightTest()
{
Assert.True(HandChecker.IsStraight(CardUtil.GetCards("AD KH QH JH TH")));
Assert.True(HandChecker.IsStraight(CardUtil.GetCards("KH QD JH TH 9H")));
Assert.True(HandChecker.IsStraight(CardUtil.GetCards("QH JH TD 9H 8H")));
Assert.True(HandChecker.IsStraight(CardUtil.GetCards("8H 7H 6H 5D 4H")));
Assert.True(HandChecker.IsStraight(CardUtil.GetCards("6H 5S 2H 3H 4D")));
Assert.True(HandChecker.IsStraight(CardUtil.GetCards("AH 5H 4H 3D 2H")));
Assert.False(HandChecker.IsStraight(CardUtil.GetCards("AH JH TH 9H 8H")));
Assert.False(HandChecker.IsStraight(CardUtil.GetCards("QH JH TS 9H 7H")));
}
public void IsStraightFlushTest()
{
Assert.True(HandChecker.IsStraightFlush(CardUtil.GetCards("AH KH QH JH TH")));
Assert.True(HandChecker.IsStraightFlush(CardUtil.GetCards("KH QH JH TH 9H")));
Assert.True(HandChecker.IsStraightFlush(CardUtil.GetCards("QH JH TH 9H 8H")));
Assert.True(HandChecker.IsStraightFlush(CardUtil.GetCards("8H 7H 6H 5H 4H")));
Assert.True(HandChecker.IsStraightFlush(CardUtil.GetCards("6H 5H 2H 3H 4H")));
Assert.True(HandChecker.IsStraightFlush(CardUtil.GetCards("AH 5H 4H 3H 2H")));
Assert.False(HandChecker.IsStraightFlush(CardUtil.GetCards("AH JH TH 9H 8H")));
Assert.False(HandChecker.IsStraightFlush(CardUtil.GetCards("QH JH TS 9H 8H")));
}
public void GetBestRankForHandTest()
{
Assert.AreEqual(HandRank.StraightFlush, HandChecker.GetBestRank(CardUtil.GetCards("AH KH QH JH TH")));
Assert.AreEqual(HandRank.FourOfAKind, HandChecker.GetBestRank(CardUtil.GetCards("5H 5S 5C 5D 8H")));
Assert.AreEqual(HandRank.FullHouse, HandChecker.GetBestRank(CardUtil.GetCards("5H 5S 8C 8D 8H")));
Assert.AreEqual(HandRank.Flush, HandChecker.GetBestRank(CardUtil.GetCards("AH JH TH 9H 8H")));
Assert.AreEqual(HandRank.Straight, HandChecker.GetBestRank(CardUtil.GetCards("AD KH QH JH TH")));
Assert.AreEqual(HandRank.ThreeOfAKind, HandChecker.GetBestRank(CardUtil.GetCards("5H 5S 5C 6D 8H")));
Assert.AreEqual(HandRank.TwoPairs, HandChecker.GetBestRank(CardUtil.GetCards("5H 5S 6C 6D 8H")));
Assert.AreEqual(HandRank.OnePair, HandChecker.GetBestRank(CardUtil.GetCards("2H 2S 1H 4H 3H")));
Assert.AreEqual(HandRank.HighestCard, HandChecker.GetBestRank(CardUtil.GetCards("5H 7S 6C KD 8H")));
}
/// <summary>
/// Process one line
/// </summary>
/// <param name="line"></param>
/// <returns></returns>
public static string Process(string line)
{
var cards = CardUtil.GetCards(line);
if (cards.Count != (Constants.CardsInOneHand * 2))
{
throw new ArgumentException("Card count incorrect: " + cards.Count);
}
var hand = cards.GetRange(0, Constants.CardsInOneHand);
var deck = cards.GetRange(Constants.CardsInOneHand, Constants.CardsInOneHand);
var bestHand = HandChecker.GetBestRank(hand, deck);
return("Hand: " + hand.Join() + " Deck: " + deck.Join() + " Best hand: " + bestHand.ToRankString());
}
public void GetAllPossibleHandsTest()
{
var actual =
HandChecker.GetAllPossibleHands(CardUtil.GetCards("1H 2H 3H"), CardUtil.GetCards("1S 2S 3S"))
.ToList();
var expected = new List <IReadOnlyList <Card> >
{
CardUtil.GetCards("1H 2H 3H"),
CardUtil.GetCards("1S 2H 3H"),
CardUtil.GetCards("1H 1S 3H"),
CardUtil.GetCards("1S 2S 3H"),
CardUtil.GetCards("1H 2H 1S"),
CardUtil.GetCards("1S 2H 2S"),
CardUtil.GetCards("1H 1S 2S"),
CardUtil.GetCards("1S 2S 3S"),
};
CollectionAssert.AreEqual(expected, actual);
}
public void IsOnePairTest()
{
Assert.True(HandChecker.IsOnePair(CardUtil.GetCards("2H 2S 1H 4H 3H")));
Assert.False(HandChecker.IsOnePair(CardUtil.GetCards("3H 2S 1H 6H 8H")));
}
public void IsFlushTest()
{
Assert.True(HandChecker.IsFlush(CardUtil.GetCards("AH JH TH 9H 8H")));
Assert.False(HandChecker.IsFlush(CardUtil.GetCards("AH JC TH 9H 8H")));
}