from colligere.cli import parse


def assert_out(capsys, msg, *args):
    try:
        parse(args)
    except SystemExit:
        pass
    stdout = capsys.readouterr().out
    assert msg in stdout


def test_helps(capsys):
    for args in [["-h"], ["analize", "-h"]]:
        assert_out(capsys, "usage:", *args)