def test_a_board(self):
board = SudokuBoard(self.board_nums[0])
self.assertEqual(board[4].row(1), [7, 5, 3])
self.assertEqual(board[7].col(2), [2, 8, 4])
self.assertEqual(board.row(5, unset_cells=False), [3, 4, 6])
self.assertEqual(board.col(5, unset_cells=False), [2, 3, 4, 6, 7, 8])
