public void FiveStepsAwayFromMaxWinning_IterativeSearch_ReuseCache_MaxWin(int degreeOfParallelism, ParallelismMode parallelismMode)
{
var startState = Connect4TestUtils.GetMaxFiveMovesAwayFromWinningState();
var engine = Connect4TestUtils.GetSearchEngine(degreeOfParallelism, parallelismMode, 1, CacheMode.ReuseCache);
var evaluation = new IterativeSearchWrapper(engine).IterativeSearch(startState, 1, 8, CancellationToken.None);
Assert.AreEqual(BoardEvaluator.MaxEvaluation, evaluation.Evaluation);
}
public void FiveStepsAwayFromMaxWinning_MaxTurn_MaxWin(int degreeOfParallelism, ParallelismMode parallelismMode, CacheMode cacheMode)
{
var startState = Connect4TestUtils.GetMaxFiveMovesAwayFromWinningState();
var engine = Connect4TestUtils.GetSearchEngine(degreeOfParallelism, parallelismMode, 1, CacheMode.ReuseCache);
var evaluation = engine.Search(startState, 5);
Assert.AreEqual(BoardEvaluator.MaxEvaluation, evaluation.Evaluation);
Assert.IsTrue(BoardEvaluator.IsWin(((Connect4State)evaluation.StateSequence.Last()).Board, Player.Max), "Should have found a wining state");
Assert.IsTrue(evaluation.AllChildrenAreDeadEnds, "All children should be dead ends");
}
public void FiveStepsAwayFromMaxWinning_ReuseCache_DontDieEarly_MaxWin(int degreeOfParallelism, ParallelismMode parallelismMode)
{
var startState = Connect4TestUtils.GetMaxFiveMovesAwayFromWinningState();
var engine = Connect4TestUtils.GetSearchEngine(degreeOfParallelism, parallelismMode, 1, CacheMode.ReuseCache);
engine.DieEarly = false;
engine.Search(startState, 5);
Assert.IsTrue(((StateCacheManager)engine.CacheManager).Count > 0, "The cache doesn't contain any states");
var evaluation = engine.Search(startState, 5);
Assert.AreEqual(BoardEvaluator.MaxEvaluation, evaluation.Evaluation);
}
public void FiveStepsAwayFromMaxWinning_FillCache_MaxWin(int degreeOfParallelism, ParallelismMode parallelismMode)
{
var startState = Connect4TestUtils.GetMaxFiveMovesAwayFromWinningState();
var engine = Connect4TestUtils.GetSearchEngine(degreeOfParallelism, parallelismMode, 1, CacheMode.ReuseCache);
engine.DieEarly = true;
engine.FillCache(startState, CancellationToken.None);
Assert.IsTrue(((StateCacheManager)engine.CacheManager).Count > 0, "The cache doesn't contain any states");
Assert.IsNotNull(engine.CacheManager.GetStateEvaluation(startState, 0, null), "The cache doesn't contain the start state");
var evaluation = engine.Search(startState, 5);
Assert.AreEqual(BoardEvaluator.MaxEvaluation, evaluation.Evaluation);
}
