test/cpp/end2end/server_crash_test.cc

/*
 *
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 *
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 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
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 * this software without specific prior written permission.
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#include <thread>

#include "test/core/util/port.h"
#include "test/core/util/test_config.h"
#include "test/cpp/util/echo_duplicate.grpc.pb.h"
#include "test/cpp/util/echo.grpc.pb.h"
#include "src/cpp/server/thread_pool.h"
#include <grpc++/channel_arguments.h>
#include <grpc++/channel_interface.h>
#include <grpc++/client_context.h>
#include <grpc++/create_channel.h>
#include <grpc++/credentials.h>
#include <grpc++/server.h>
#include <grpc++/server_builder.h>
#include <grpc++/server_context.h>
#include <grpc++/server_credentials.h>
#include <grpc++/status.h>
#include <grpc++/stream.h>
#include <grpc++/time.h>
#include <gtest/gtest.h>

#include <grpc/grpc.h>
#include <grpc/support/thd.h>
#include <grpc/support/time.h>

#include "test/cpp/util/subprocess.h"

using grpc::cpp::test::util::EchoRequest;
using grpc::cpp::test::util::EchoResponse;
using std::chrono::system_clock;

static std::string g_root;

namespace grpc {
namespace testing {

namespace {

class ServiceImpl GRPC_FINAL : public ::grpc::cpp::test::util::TestService::Service {
  Status BidiStream(ServerContext* context,
                    ServerReaderWriter<EchoResponse, EchoRequest>* stream)
      GRPC_OVERRIDE {
    EchoRequest request;
    EchoResponse response;
    while (stream->Read(&request)) {
      gpr_log(GPR_INFO, "recv msg %s", request.message().c_str());
      response.set_message(request.message());
      stream->Write(response);
    }
    return Status::OK;
  }
};

class CrashTest : public ::testing::Test {
 protected:
  CrashTest() {}

  std::unique_ptr<Server>
  CreateServerAndClient() {
    auto port = grpc_pick_unused_port_or_die();
    std::ostringstream addr_stream;
    addr_stream << "localhost:" << port;
    auto addr = addr_stream.str();
    client_.reset(new SubProcess({
      g_root + "/server_crash_test_client",
      "--address=" + addr,
    }));
    GPR_ASSERT(client_);

    ServerBuilder builder;
    builder.AddListeningPort(addr, grpc::InsecureServerCredentials());
    builder.RegisterService(&service_);
    return builder.BuildAndStart();
  }

  void KillClient() {
    client_.reset();
  }

 private:
  std::unique_ptr<SubProcess> client_;
  ServiceImpl service_;
};

TEST_F(CrashTest, Kill) {
  auto server = CreateServerAndClient();

  gpr_sleep_until(gpr_time_add(gpr_now(), gpr_time_from_seconds(5)));
  KillClient();
  server->Shutdown();
}

}  // namespace

}  // namespace testing
}  // namespace grpc

int main(int argc, char** argv) {
  std::string me = argv[0];
  auto lslash = me.rfind('/');
  if (lslash != std::string::npos) {
    g_root = me.substr(0, lslash);
  } else {
    g_root = ".";
  }

  grpc_test_init(argc, argv);
  ::testing::InitGoogleTest(&argc, argv);
  return RUN_ALL_TESTS();
}