def test_get_winner_computer_top_row_O_returns_1(self):
self.grid[0] = "O"
self.grid[1] = "O"
self.grid[2] = "O"
winner = tictactoe.get_winner(self.grid, "O")
self.assertEqual(winner, 1)
def test_get_winner_player_top_row_O_returns_neg_1(self):
self.grid[0] = "O"
self.grid[1] = "O"
self.grid[2] = "O"
winner = tictactoe.get_winner(self.grid, "X")
self.assertEqual(winner, -1)
def test_get_winner_with_empty_cells_returns_none(self):
grid = tictactoe.create_grid()
winner = tictactoe.get_winner(grid, "X")
self.assertIsNone(winner)
def test_get_winner_with_full_grid_and_no_combo_returns_0(self):
winner = tictactoe.get_winner(self.grid, "X")
self.assertEqual(winner, 0)
def test_get_winner():
"""Test get_winner"""
assert get_winner('XXX......') == 'X'
assert get_winner('O..O..O..') == 'O'
assert get_winner('...O..X..') == ''
