Method TearDown

cpp/src/arrow/flight/flight_test.cc:1589–1592

        [](FlightClientOptions* options) { return Status::OK(); }));
  }
  void TearDown() {
    ASSERT_OK(client_->Close());
    ASSERT_OK(server_->Shutdown());
  }
  CancelTestServer* Server() const {
    return static_cast<CancelTestServer*>(server_.get());
  }