Beispiel #1
0
        /// <summary>
        /// Returns less than one if _this_ hand is the losing hand.
        /// Returns greater than one if _this_ hand is the winning hand.
        /// Returns zero if the hands are a tie.
        /// </summary>
        /// <param name="other"></param>
        /// <returns></returns>
        public int CompareTo(PokerHand other)
        {
            List<Card> rankedAndOrderedCards;
            List<Card> otherRankedAndOrderedCards;
            var thisRank = ParseRank(out rankedAndOrderedCards);
            var otherRank = other.ParseRank(out otherRankedAndOrderedCards);
            if (thisRank != otherRank)
            {
                return thisRank - otherRank;
            }

            Debug.WriteLine("Comparing ({0})({1})", ShortNotationFromCardList(rankedAndOrderedCards), ShortNotationFromCardList(otherRankedAndOrderedCards));

            Card highCard;
            Card otherHighCard;
            int idx = 0;
            do
            {
                highCard = rankedAndOrderedCards[idx];
                otherHighCard = otherRankedAndOrderedCards[idx];
                idx++;
            } while (highCard.Value == otherHighCard.Value && idx < rankedAndOrderedCards.Count);

            return (int)highCard.Value - (int)otherHighCard.Value;
        }
        public void WhenHandIsRanked(string shortNotation, PokerHand.Rank expectedResult, string expectedOrderedList)
        {
            var hand = new PokerHand(shortNotation);
            var remainingCards = new List<Card>();

            var actualResult = hand.ParseRank(out remainingCards);

            Assert.That(actualResult, Is.EqualTo(expectedResult));
            Assert.That(remainingCards, Is.EqualTo(PokerHand.CardListFromShortNotation(expectedOrderedList)));
        }
Beispiel #3
0
        static void Main(string[] args)
        {
            Console.WriteLine("Beginning long-running tests with machine-learning test cases...");
            using (var tr = new StreamReader(@"poker-hand-testing.data"))
            {
                int testNumber = 0;
                int failedTests = 0;
                string testcase;
                while (null != (testcase = tr.ReadLine()))
                {
                    if (!string.IsNullOrWhiteSpace(testcase))
                    {
                        ++testNumber;

                        var testcaseArray = testcase.Split(',');

                        var testcaseData = new int[10];
                        for (int i = 0; i < 10; i++) testcaseData[i] = int.Parse(testcaseArray[i]);

                        var hand = BuildPokerHandFromData(testcaseData);
                        List<Card> orderedCards;
                        if ((int)hand.ParseRank(out orderedCards) != int.Parse(testcaseArray[10]))
                        {
                            ++failedTests;
                            Console.WriteLine("Test case failed: {0}", hand.ToString());
                        }
                    }
                }

                Console.WriteLine("{0} tests executed, {1} tests failed", testNumber, failedTests);
            }

            Console.WriteLine("Beginning tests from project Euler...");
            using (var tr = new StreamReader(@"poker-hand-testing-project-euler.data"))
            {
                int iWonByPlayer1 = 0;
                string testcase;
                while (null != (testcase = tr.ReadLine()))
                {
                    if (!string.IsNullOrWhiteSpace(testcase))
                    {
                        var testcaseArray = testcase.Split(' ');

                        var hand1 = new PokerHand(string.Join(" ", testcaseArray.Take(5)));
                        var hand2 = new PokerHand(string.Join(" ", testcaseArray.Skip(5).Take(5)));

                        if (hand1.CompareTo(hand2) > 0) ++iWonByPlayer1;
                    }
                }

                Console.WriteLine(iWonByPlayer1 == 376 ? "Passed.": "Failed.");
            }
        }
        [TestCase("QH QC 2C 2D 2H", "4S 5D 3H 3S 3D", false)]   // Rule: Full-house (FH) beats Taok
        //  TODO: Four-of-a-Kind (Foak)
        //  TODO: Straight Flush
        public void WhenHandIsCompared(string win, string lose, bool expectTie)
        {
            var winningHand = new PokerHand(win);
            var losingHand = new PokerHand(lose);

            if (expectTie)
            {
                Assert.That(winningHand.CompareTo(losingHand), Is.EqualTo(0));
                Assert.That(losingHand.CompareTo(winningHand), Is.EqualTo(0));
            }
            else
            {
                Assert.That(winningHand.CompareTo(losingHand), Is.GreaterThan(0));
                Assert.That(losingHand.CompareTo(winningHand), Is.LessThan(0));
            }
        }