def test_get_guesses_out_of_bounds(self):
     from sudoku_board import SudokuBoard
     board = SudokuBoard()
     with self.assertRaises(IndexError):
         board.get_guesses(0, 0)
     with self.assertRaises(IndexError):
         board.get_guesses(10, 10)
 def test_get_guesses(self):
     from sudoku_board import SudokuBoard
     board = SudokuBoard()
     board.add_guess(1, 1, 3)
     self.assertEqual(board.get_guesses(1, 1), [3])