def test_is_col_full(): b = Board() player = 1 assert b.is_col_full(0) is False assert b.add_disc(player, 0) assert b.add_disc(player, 0) assert b.add_disc(player, 0) assert b.add_disc(player, 0) assert b.add_disc(player, 0) assert b.add_disc(player, 0) assert b.add_disc(player, 0) is False assert b.is_col_full(0) is True