public void HandRankCalculator_SpeedTest1()
{
//arrange
var deck = new Deck();
var handRankSpeedResults = new HandRankCalculatorSpeedTestsDataObject();
//act
const int numIterations = 500000;
for (var i = 0; i < numIterations; i++)
{
var randomCards = deck.GetRandomCards(5);
var hand = new Hand(randomCards);
var stopwatch = Stopwatch.StartNew();
var handRank = _instance.CalculateHandRank(hand);
handRankSpeedResults.PokerHandResults[handRank.PokerHand].AddCalculationData(stopwatch.ElapsedTicks);
}
Console.WriteLine("Total Times:");
DisplaySpeedResults(handRankSpeedResults, x => x.TotalCalculationTicks);
Console.WriteLine();
Console.WriteLine();
Console.WriteLine("Average Times:");
DisplaySpeedResults(handRankSpeedResults, x => x.AverageCalculationTicks);
}
private void DisplaySpeedResults(HandRankCalculatorSpeedTestsDataObject currentSpeedResults, Func <HandRankCalculatorSpeedTestVersionResult, double> propertyAccessorFunc)
{
var pokerHandNames = Utilities.GetEnumValues <PokerHand>();
var columnHeaders = string.Join("|", pokerHandNames.Select(x => x.ToString().CenterString(13)));
Console.WriteLine($"{"Version".CenterString(29)}|{columnHeaders}");
Console.WriteLine($"-----------------------------{string.Join("", Enumerable.Range(0, 10).Select(x => "|-------------"))}");
DisplaySpeedResult("Current", currentSpeedResults, propertyAccessorFunc);
var assembly = GetType().Assembly;
var stream = assembly.GetManifestResourceStream($"{assembly.GetName().Name}.HandRankCalculator.TestData.timing-data.json");
using var streamReader = new StreamReader(stream);
var timingDataObjects = JsonSerializer.Deserialize <List <HandRankCalculatorSpeedTestsDataObject> >(streamReader.ReadToEnd());
foreach (var x in timingDataObjects.OrderByDescending(x => x.VersionOrdinal))
{
DisplaySpeedResult(x.VersionName, x, propertyAccessorFunc);
}
}
private void DisplaySpeedResult(string versionName, HandRankCalculatorSpeedTestsDataObject speedResults, Func <HandRankCalculatorSpeedTestVersionResult, double> propertyAccessorFunc)
{
var pokerHandTicks = speedResults.PokerHandResults.Select(x => Utilities.GetTicksAsStringWithUnit(propertyAccessorFunc(x.Value)).CenterString(13)).ToList();
Console.WriteLine($"{versionName.CenterString(29)}|{string.Join("|", pokerHandTicks)}");
}
