def METHOD_NAME(self):
    """
    验证事件级别查询
    :return: None
    """
    result = False
    events = self.get_all_event(param={"level": ["normal", "important"]})
    if len(events) > 0 and all(event.get("level") in ["normal", "important"] for event in events):
        result = True
    self.assertTrue(result)