def METHOD_NAME(self):
    '''Return (frame, others) for testing.
    Others is a list of value, label pairs.
    A gridded frame from make_frame is filled with radio buttons.
    '''
    frame = self.make_frame("Direction")[0]
    var = self.engine.backvar
    others = [(1, 'Up'), (0, 'Down')]
    for val, label in others:
        btn = Radiobutton(frame, anchor="w",
                          variable=var, value=val, text=label)
        btn.pack(side="left", fill="both")
        if var.get() == val:
            btn.select()
    return frame, others