def test_finds_winner_vertical(self):
grid = make_grid(3, 3)
update_grid(grid, (0, 0), "Player 1")
self.assertFalse(check_winner(grid))
update_grid(grid, (1, 0), "Player 1")
self.assertFalse(check_winner(grid))
update_grid(grid, (2, 0), "Player 1")
self.assertTrue(check_winner(grid))
def test_finds_winner_horizontal(self):
grid = make_grid(3, 3)
update_grid(grid, (0, 0), "Player 1")
self.assertFalse(check_winner(grid))
update_grid(grid, (0, 1), "Player 1")
self.assertFalse(check_winner(grid))
update_grid(grid, (0, 2), "Player 1")
self.assertTrue(check_winner(grid))
def test_grid_gets_updated(self):
grid = make_grid(2, 2)
update_grid(grid, (0, 0), "Player 1")
update_grid(grid, (1, 0), "Computer")
self.assertEquals(grid[(0, 0)], "X")
self.assertEquals(grid[(1, 0)], "O")
self.assertEquals(grid[(1, 1)], " ")
self.assertEquals(grid[(0, 1)], " ")
def test_all_coordinates_on_board(self):
self.assertTrue((0, 0) in make_grid(2, 2))
self.assertTrue((1, 0) in make_grid(2, 2))
self.assertTrue((0, 1) in make_grid(2, 2))
self.assertTrue((1, 1) in make_grid(2, 2))
def test_can_create_an_empty_grid(self):
self.assertEquals(len(make_grid(2, 2)), 4)
self.assertEquals(len(make_grid(3, 3)), 9)
def test_get_valid_positions(self):
grid = make_grid(3, 3)
update_grid(grid, (0, 0), "Player 1")
self.assertEquals(len(get_valid_positions(grid)), 8)
def test_board_starts_empty(self):
grid = make_grid(2, 2)
self.assertEquals(grid[(0, 0)], " ")
self.assertEquals(grid[(1, 0)], " ")
self.assertEquals(grid[(0, 1)], " ")
self.assertEquals(grid[(1, 1)], " ")