/// <summary>
/// Given S and B = B(S), verify that B is the best strategy against S.
/// Procedure: Verify EV(B', S) is less than EV(B, S) for all other strategies B'.
/// </summary>
public static void B_Test(PocketRoot root)
{
number EV;
// Calculate Strategy B = B(S)
EV = root.BestAgainstS();
// Calculate EV(B', S) for many B'
double Min = double.MaxValue;
for (int k = 0; k < 10000; k++)
{
// Pure passive
//root.Process(Node.VarB, (n, i) => (number)0);
// Pure aggressive
//root.Process(Node.VarB, (n, i) => (number)1);
// Totally randomize
//root.Process(Node.VarB, (n, i) => (number)(Tools.Rnd.NextDouble()));
// Random perturbation
//root.Process(Node.VarB, (n, i) => n.B[i] + (number)((Tools.Rnd.NextDouble() - .5f) * .1f));
// Random raise
root.Process(Node.VarB, (n, i) => n.B[i] + (number)(Tools.Rnd.NextDouble() > .85 ? 1 : 0));
// Random fold
//root.Process(Node.VarB, (n, i) => n.B[i] + (number)(Tools.Rnd.NextDouble() > .99 ? -1 : 0));
// Full simulation
//number ModdedEV = Simulation(Node.VarB, Node.VarS, root);
// Monte Carlo simulation
var game = new Game(new StrategyPlayer(Node.VarB), new StrategyPlayer(Node.VarS), Seed: 0);
float ModdedEV = (float)game.Round(4999999);
Tools.LogPrint("Monte Carlo Simulation EV = {0}", ModdedEV);
Min = Math.Min((double)Min, (double)EV - (double)ModdedEV);
Tools.LogPrint("Difference = {0}, min = {1}", (double)EV - (double)ModdedEV, Min);
}
}
public static void Combine_Test(PocketRoot root)
{
root.Process(Node.VarS, (node, i) => (number)Math.Cos(i));
root.Process(Node.VarB, (node, i) => (number)Math.Sin(i));
root.Process(Node.VarHold, (node, i) => (number)Math.Tan(i));
number h_vs_s = Tests.Simulation(Node.VarHold, Node.VarS, root);
number h_vs_b = Tests.Simulation(Node.VarHold, Node.VarB, root);
root.CombineStrats((number).5, (number).5);
//root.NaiveCombine(Node.VarS, .5, Node.VarB, .5, Node.VarS);
number h_vs_mix = Tests.Simulation(Node.VarHold, Node.VarS, root);
Tools.LogPrint("vs s = {0}", h_vs_s);
Tools.LogPrint("vs b = {0}", h_vs_b);
Tools.LogPrint("vs mix = {0}", h_vs_mix);
Tools.LogPrint("should = {0}", (number).5 * (h_vs_s + h_vs_b));
}
public static void SaveLoad_Test(PocketRoot root)
{
Stopwatch stopwatch;
root.Process(i => (number)Math.Cos(i));
var hash_saved = root.Hash(Node.VarS);
stopwatch = Stopwatch.StartNew();
var file = root.FullSave();
stopwatch.Stop();
Tools.LogPrint("Save done! Time = {0}", stopwatch.Elapsed.TotalSeconds);
root.Process(i => 0);
var hash_cleared = root.Hash(Node.VarS);
stopwatch = Stopwatch.StartNew();
root.FullLoad(file);
var hash_loaded = root.Hash(Node.VarS);
stopwatch.Stop();
Tools.LogPrint("Load done! Time = {0}", stopwatch.Elapsed.TotalSeconds);
Tools.LogPrint("Hash comparison {0} vs {1}. (Sanity check : {2})", hash_saved, hash_loaded, hash_cleared);
}
public static void TestBestAgainstOtherStrategies(PocketRoot root)
{
number EV;
Assert.That(Node.MakeHold);
root.Process(Node.VarHold, (n, j) => n.B[j] + (number).01);
EV = Simulation(Node.VarHold, Node.VarS, root);
Tools.LogPrint("Simulated EV = {0} (perturbed)", EV);
root.Process(Node.VarHold, (n, j) => (number).5);
EV = Simulation(Node.VarS, Node.VarHold, root);
Tools.LogPrint("Simulated EV = {0} (idiot)", EV);
root.Process(Node.VarHold, (n, j) => 1);
EV = Simulation(Node.VarS, Node.VarHold, root);
Tools.LogPrint("Simulated EV = {0} (aggressive)", EV);
root.Process(Node.VarHold, (n, j) => 0);
EV = Simulation(Node.VarS, Node.VarHold, root);
Tools.LogPrint("Simulated EV = {0} (passive)", EV);
}