def test_algorythm_ends_game_on_win(self):
winning_boards = [
['x', 'x', 'x', 'o', 'o'] + [None] * 4,
[None] * 3 + ['x', 'x', 'x', 'o', 'o', None],
['x', 'o', None, 'o', 'x', None, None, None, 'x'],
[None, None, None, None, 'o', 'o', 'x', 'x', 'x'],
[None, None, 'x', 'o', 'x', 'o', 'x', None, None],
['x', 'o', None, 'x', 'o', None, 'x', None, None],
['o', 'x', 'x', None, 'x', None, None, 'x', None],
[None, 'o', 'x', None, 'o', 'x', None, None, 'x'],
]
tictac = algorythm.Algorythm()
for board in winning_boards:
self.assertEqual(None, tictac.GetMove(board))
def test_when_algorythm_receives_empty_board_returns_move(self):
tictac = algorythm.Algorythm()
self.assertEqual(tictac.GetMove(self.board), 0)
def test_plays_second_move(self):
self.board = [None, 'o', 'x', None, 'o'] + [None] * 4
tictac = algorythm.Algorythm()
self.assertEqual(tictac.GetMove(self.board), 7)
def test_algorythm_wins_as_x(self):
self.board = ['x', 'o', None, 'x', 'o', None, None, None, None]
tictac = algorythm.Algorythm()
self.assertEqual(tictac.GetMove(self.board), 6)
def test_algorythm_does_not_return_first_available(self):
self.board = ['x', 'o', None, 'x', 'o', None, None, None, None]
tictac = algorythm.Algorythm()
self.assertNotEqual(tictac.GetMove(self.board), 2)
def test_algorythm_ends_game_on_full(self):
self.board = ['x', 'o', 'x', 'o', 'x', 'o', 'x', 'o', 'x']
tictac = algorythm.Algorythm()
self.assertEqual(None, tictac.GetMove(self.board))
def test_algorythm_does_not_return_taken_move(self):
self.board[0] = 'x'
tictac = algorythm.Algorythm()
self.assertNotEqual(tictac.GetMove(self.board), 0)
def test_when_create_algorythm_fails_if_not_9_items(self):
tictac = algorythm.Algorythm()
with self.assertRaises(Exception):
tictac.GetMove([])