def groups_option(f):
    new_func = click.option("-g", "--groups",
                            help="Comma-separated list of requirement groups "
                            "to include.")(f)
    return update_wrapper(new_func, f)
def test_cnli(fake_qtile, patched_cnli, fake_window):
    widget = patched_cnli.CapsNumLockIndicator()
    fakebar = FakeBar([widget], window=fake_window)
    widget._configure(fake_qtile, fakebar)
    text = widget.poll()

    assert text == "Caps off Num on"