grpc_server_test.h

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// Copyright 2016 Google Inc.

#ifndef PAGESPEED_CONTROLLER_GRPC_SERVER_TEST_H_
#define PAGESPEED_CONTROLLER_GRPC_SERVER_TEST_H_

#include <memory>

#include "pagespeed/kernel/base/function.h"
#include "pagespeed/kernel/base/gtest.h"
#include "pagespeed/kernel/base/string.h"
#include "pagespeed/kernel/base/thread.h"
#include "pagespeed/kernel/base/thread_system.h"
#include "pagespeed/kernel/util/grpc.h"

namespace net_instaweb {

class GrpcServerTest : public testing::Test {
 public:
  GrpcServerTest();
  virtual ~GrpcServerTest();

  void SetUp() override;

  void StopServer();

  void QueueFunctionForServerThread(Function* func);

  GoogleString ServerAddress() const;

 protected:
  class BaseClientConnection {
   public:
    BaseClientConnection(const GoogleString& address)
        : channel_(::grpc::CreateChannel(
              address, ::grpc::InsecureChannelCredentials())) {
    }

    ::grpc::ClientContext client_ctx_;
    std::shared_ptr<::grpc::Channel> channel_;
  };

  std::unique_ptr<ThreadSystem> thread_system_;
  std::unique_ptr<::grpc::ServerCompletionQueue> queue_;

 private:
  class GrpcServerThread : public ThreadSystem::Thread {
   public:
    GrpcServerThread(::grpc::CompletionQueue* queue,
                     ThreadSystem* thread_system);
    virtual ~GrpcServerThread();
    void Stop();

   private:
    void Run() override;

    ::grpc::CompletionQueue* queue_;
  };

  virtual void RegisterServices(::grpc::ServerBuilder*) = 0;

  std::unique_ptr<GrpcServerThread> server_thread_;
  std::unique_ptr<::grpc::Server> server_;
};

}  

#endif