class TestIO(unittest.TestCase):
def setUp(self):
self.cli = CLI()
def test_input_difficulty(self):
# map each valid input to its expected output
valid_data = {}
for level in ['Easy', 'Medium', 'Hard']:
value = level[0]
valid_data[level] = value
valid_data[level.upper()] = value
valid_data[level.lower()] = value
valid_data[level[0]] = value
valid_data[level[0].lower()] = value
for input_str, return_val in valid_data.items():
with unittest.mock.patch('builtins.input', return_value=input_str):
self.assertEqual(self.cli.input_difficulty(), return_val)
invalid_data = iter(
['', 'a', ' ', '\n', 0, 'xyz', '5', '$', '__', 'v'])
with unittest.mock.patch('builtins.input',
return_value=next(invalid_data)):
self.assertRaises(SystemExit, self.cli.input_difficulty)
def test_input_move(self):
valid_data = ['0', '1', '2', '3', '4', '5', '6']
for input_str in valid_data:
with unittest.mock.patch('builtins.input', return_value=input_str):
self.assertEqual(self.cli.input_move(), int(input_str))
invalid_data = iter(
['', 'a', ' ', '\n', 'three', 'z', '$', '_', '+', 'wetw4t4'])
with unittest.mock.patch('builtins.input',
return_value=next(invalid_data)):
self.assertRaises(SystemExit, self.cli.input_move)
def test_output_board(self):
empty_board = [[' ', ' ', ' ', ' ', ' ', ' ', ' '],
[' ', ' ', ' ', ' ', ' ', ' ', ' '],
[' ', ' ', ' ', ' ', ' ', ' ', ' '],
[' ', ' ', ' ', ' ', ' ', ' ', ' '],
[' ', ' ', ' ', ' ', ' ', ' ', ' '],
[' ', ' ', ' ', ' ', ' ', ' ', ' ']]
self.cli.output_board(empty_board)
full_board = [['O', 'O', 'O', 'X', 'O', 'O', 'X'],
['X', 'X', 'X', 'O', 'X', 'X', 'O'],
['O', 'X', 'O', 'O', 'X', 'X', 'X'],
['O', 'O', 'X', 'O', 'X', 'O', 'O'],
['O', 'X', 'O', 'X', 'O', 'X', 'X'],
['X', 'O', 'X', 'X', 'O', 'X', 'O']]
self.cli.output_board(full_board)
def test_messages(self):
self.cli.human_is('player 1')
self.cli.human_is('player 2')
self.cli.computers_move()
self.cli.end_winner('Player 1')
self.cli.end_winner('Player 2')
self.cli.end_tie()
self.cli.thanks()
def main():
cli = CLI()
board = Board()
cli.begin()
difficulty = cli.input_difficulty()
if difficulty == 'E':
computer_move = MoveDecisionEasy
elif difficulty == 'M':
computer_move = MoveDecisionMedium
elif difficulty == 'H':
computer_move = MoveDecisionHard
else:
print("Unexpected error, exiting")
sys.exit()
human_is_next = False
human_is_player_1 = False
if board.human_goes_first():
cli.human_is('player 1')
human_is_next = True
human_is_player_1 = True
else:
cli.human_is('player 2')
while True:
cli.output_board(board.get_board())
end = board.end_of_game()
if end[0]:
if end[1] == 'Tie':
cli.end_tie()
break
elif end[1] == 'X':
cli.end_winner('Player 1')
break
elif end[1] == 'O':
cli.end_winner('Player 2')
break
if human_is_next:
board.move(cli.input_move(), human_is_player_1)
human_is_next = False
else:
cli.computers_move()
board.move(computer_move(board.get_board()).move(), (not human_is_player_1))
human_is_next = True
cli.thanks()
