def test_row_win_by_x(): assert (tic_tac_toe_checker([["-", "x", "o"], ["x", "x", "x"], ["o", "o", "-"]]) == "x wins!")
def test_unfinished_with_no_winners(): assert (tic_tac_toe_checker([["x", "x", "o"], ["-", "x", "-"], ["x", "o", "o"]]) == "unfinished")
def test_column_win_by_o(): assert (tic_tac_toe_checker([["x", "x", "o"], ["-", "x", "o"], ["x", "o", "o"]]) == "o wins!")
def test_draw(): assert (tic_tac_toe_checker([["x", "x", "o"], ["o", "x", "x"], ["x", "o", "o"]]) == "draw!")