def test_check_for_winning_line(self):
board = Board(dimensions=(3,3), winning_length=3)
for x in range(0,3):
board.cells[(x,1)].mark(player=0)
self.assertTrue(board.check_for_winning_line(player=0))
for y in range(0,3):
board.cells[(1,y)].mark(player=1)
self.assertTrue(board.check_for_winning_line(player=1))
