public SudokuPuzzle GeneratePuzzle(IPuzzlePolicy policy)
        {
            var puzzle = new SudokuPuzzle();

            FillGrid(puzzle.FullGrid);
            puzzle.puzzleGrid = CopyGrid(puzzle.FullGrid);
            CreatePuzzleGrid(puzzle, policy.MaxBlanks);
            return(puzzle);
        }
Esempio n. 2
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        private static void GridIsGeneratedCorrectly(IPuzzlePolicy policy)
        {
            var validator = new GridValidator();
            var solver    = new SudokuSolver(validator);
            var generator = new SudokuGenerator(validator, solver);

            for (int i = 0; i < 5; i++)
            {
                var puzzle   = generator.GeneratePuzzle(policy);
                var fullGrid = puzzle.FullGrid;

                Assert.IsTrue(validator.GridIsComplete(fullGrid));
                Assert.IsTrue(validator.ValidRows(fullGrid));
                Assert.IsTrue(validator.ValidColumns(fullGrid));
                Assert.IsTrue(validator.ValidGroups(fullGrid));

                var puzzleGrid = puzzle.puzzleGrid;
                // Actual number of blanks can be less than specified in policy
                // as we could not find a puzzle with on single solutions with MaxBlanks
                Assert.IsTrue(validator.GetNumBlanks(puzzleGrid) <= policy.MaxBlanks);
            }
        }