public void TranslateTwoPairsHand()
{
var hand = new Hand("2C 2D 3H 3D 4S");
Assert.AreEqual(HandType.TwoPairs, hand.HandType, "Two Pairs");
Assert.AreEqual(3, hand.UsingCardValue, "Higher pair 3");
}
private int FindWinner(Hand player1Hand, Hand player2Hand)
{
if (player1Hand.HandType > player2Hand.HandType)
return 1;
if (player2Hand.HandType > player1Hand.HandType)
return 2;
if (player1Hand.UsingCardValue > player2Hand.UsingCardValue)
return 1;
if (player2Hand.UsingCardValue > player1Hand.UsingCardValue)
return 2;
// e.g. if two pairs of the same card value, then need the next highest card, then the next etc
for (var idx = 4; idx >= 0; --idx)
{
if (player1Hand.CardValueList[idx] > player2Hand.CardValueList[idx])
return 1;
if (player2Hand.CardValueList[idx] > player1Hand.CardValueList[idx])
return 2;
}
return 1;
}
public void TranslateStraightHand()
{
var hand = new Hand("2C 3H 4S 5D 6C");
Assert.AreEqual(HandType.Straight, hand.HandType, "Straight");
Assert.AreEqual(6, hand.UsingCardValue, "Highest card 6");
}
public void TranslateThreeOfAKindHand()
{
var hand = new Hand("4D 4H 4S 5H 2S");
Assert.AreEqual(HandType.ThreeOfAKind, hand.HandType, "Three of a kind");
Assert.AreEqual(4, hand.UsingCardValue, "Using 4");
}
public void TranslateRoyalFlushHand()
{
var hand = new Hand("TH JH QH KH AH");
Assert.AreEqual(HandType.RoyalFlush, hand.HandType, "Royal Flush");
Assert.AreEqual(14, hand.UsingCardValue, "Highest card");
}
public void TranslateStraightFlushHand()
{
var hand = new Hand("8D 9D TD JD QD");
Assert.AreEqual(HandType.StraightFlush, hand.HandType, "Straight flush");
Assert.AreEqual(12, hand.UsingCardValue, "Q aka 12 highest value");
}
public void TranslateHighCardHand()
{
var hand = new Hand("2H 4D 7C 8S 9S");
Assert.AreEqual(HandType.HighCard, hand.HandType, "Highest card");
Assert.AreEqual(9, hand.UsingCardValue, "Highest card is a 9");
}
public void TranslateOnePairHand()
{
var hand = new Hand("5H 5C 6S 7S KD");
Assert.AreEqual(HandType.OnePair, hand.HandType, "Pair");
Assert.AreEqual(5, hand.UsingCardValue, "Pair of fives");
}
public void TranslateFullHouseHand()
{
var hand = new Hand("2C 2D 7D 7H 7S");
Assert.AreEqual(HandType.FullHouse, hand.HandType, "Full House");
Assert.AreEqual(7, hand.UsingCardValue, "Highest card");
}
public void TranslateFourOfAKindHand()
{
var hand = new Hand("7D 7H 7S 7C 9S");
Assert.AreEqual(HandType.FourOfAKind, hand.HandType, "Four of a kind");
Assert.AreEqual(7, hand.UsingCardValue, "7");
}
public void TranslateFlushHand()
{
var hand = new Hand("2C 6C 7C TC QC");
Assert.AreEqual(HandType.Flush, hand.HandType, "Flush");
Assert.AreEqual(12, hand.UsingCardValue, "Highest card");
}
public void FindNumberOfTimesPlayer1Wins()
{
//const string path = @"C:\Development\ProjectEuler\ProjectEuler\Problems075\Problem054_poker.txt";
const string path = "Puzzles.ProjectEuler.DataFiles.Problem_0054_poker.txt";
var fileContent = FileHelper.GetEmbeddedResourceContent(path);
var fileLines = fileContent.Split(new [] {'\n'}, StringSplitOptions.RemoveEmptyEntries);
fileLines.Count().Should().Be(1000);
var player1WinCount = 0;
foreach (var fileLine in fileLines)
{
//Console.WriteLine(fileLine);
var player1Text = fileLine.Substring(0, 14);
var player2Text = fileLine.Substring(15);
var player1Hand = new Hand(player1Text);
var player2Hand = new Hand(player2Text);
var winner = FindWinner(player1Hand, player2Hand);
if (winner == 1)
player1WinCount++;
}
Console.WriteLine("Player 1 wins {0} hands", player1WinCount);
player1WinCount.Should().Be(376);
}
public void ConfirmHandWinners(string player1HandText, string player2HandText, int expectedWinner)
{
var player1Hand = new Hand(player1HandText);
var player2Hand = new Hand(player2HandText);
var winner = FindWinner(player1Hand, player2Hand);
Assert.AreEqual(expectedWinner, winner);
}