import io from banner import print_banner def test_print_banner(monkeypatch) -> None: horizontal = "1" vertical = "1" centered = "1" char = "*" statement = "O" # only capital letters set_page = "2" monkeypatch.setattr( "sys.stdin", io.StringIO( f"{horizontal}\n{vertical}\n{centered}\n{char}\n{statement}\n{set_page}" ), ) print_banner()