fun createConnectTcpNextPlan(): FakePlan {
      check(connectTcpNextPlan == null)
      return FakePlan(nextPlanId++)
        .also {
          connectTcpNextPlan = it
        }
    }

    fun createConnectTlsNextPlan(): FakePlan {
      check(connectTlsNextPlan == null)
      return FakePlan(nextPlanId++)
        .also {
          connectTlsNextPlan = it
        }
    }