def finished_at
      v = RRRSpec.redis.hget(key, 'finished_at')
      v.present? ? Time.zone.parse(v) : nil
    end
def finished_at
      v = RRRSpec.redis.hget(key, 'finished_at')
      v.present? ? Time.zone.parse(v) : nil
    end
Public: Returns the finished_at