|  | @@ -0,0 +1,242 @@
 | 
	
		
			
				|  |  | +/*
 | 
	
		
			
				|  |  | + *
 | 
	
		
			
				|  |  | + * Copyright 2015, Google Inc.
 | 
	
		
			
				|  |  | + * All rights reserved.
 | 
	
		
			
				|  |  | + *
 | 
	
		
			
				|  |  | + * Redistribution and use in source and binary forms, with or without
 | 
	
		
			
				|  |  | + * modification, are permitted provided that the following conditions are
 | 
	
		
			
				|  |  | + * met:
 | 
	
		
			
				|  |  | + *
 | 
	
		
			
				|  |  | + *     * Redistributions of source code must retain the above copyright
 | 
	
		
			
				|  |  | + * notice, this list of conditions and the following disclaimer.
 | 
	
		
			
				|  |  | + *     * Redistributions in binary form must reproduce the above
 | 
	
		
			
				|  |  | + * copyright notice, this list of conditions and the following disclaimer
 | 
	
		
			
				|  |  | + * in the documentation and/or other materials provided with the
 | 
	
		
			
				|  |  | + * distribution.
 | 
	
		
			
				|  |  | + *     * Neither the name of Google Inc. nor the names of its
 | 
	
		
			
				|  |  | + * contributors may be used to endorse or promote products derived from
 | 
	
		
			
				|  |  | + * this software without specific prior written permission.
 | 
	
		
			
				|  |  | + *
 | 
	
		
			
				|  |  | + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 | 
	
		
			
				|  |  | + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 | 
	
		
			
				|  |  | + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 | 
	
		
			
				|  |  | + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 | 
	
		
			
				|  |  | + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 | 
	
		
			
				|  |  | + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 | 
	
		
			
				|  |  | + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 | 
	
		
			
				|  |  | + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 | 
	
		
			
				|  |  | + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 | 
	
		
			
				|  |  | + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 | 
	
		
			
				|  |  | + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 | 
	
		
			
				|  |  | + *
 | 
	
		
			
				|  |  | + */
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +#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>
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +using grpc::cpp::test::util::EchoRequest;
 | 
	
		
			
				|  |  | +using grpc::cpp::test::util::EchoResponse;
 | 
	
		
			
				|  |  | +using std::chrono::system_clock;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +namespace grpc {
 | 
	
		
			
				|  |  | +namespace testing {
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +namespace {
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +// When echo_deadline is requested, deadline seen in the ServerContext is set in
 | 
	
		
			
				|  |  | +// the response in seconds.
 | 
	
		
			
				|  |  | +void MaybeEchoDeadline(ServerContext* context, const EchoRequest* request,
 | 
	
		
			
				|  |  | +                       EchoResponse* response) {
 | 
	
		
			
				|  |  | +  if (request->has_param() && request->param().echo_deadline()) {
 | 
	
		
			
				|  |  | +    gpr_timespec deadline = gpr_inf_future;
 | 
	
		
			
				|  |  | +    if (context->deadline() != system_clock::time_point::max()) {
 | 
	
		
			
				|  |  | +      Timepoint2Timespec(context->deadline(), &deadline);
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +    response->mutable_param()->set_request_deadline(deadline.tv_sec);
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +}
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +}  // namespace
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +class TestServiceImpl : public ::grpc::cpp::test::util::TestService::Service {
 | 
	
		
			
				|  |  | + public:
 | 
	
		
			
				|  |  | +  TestServiceImpl() : signal_client_(false) {}
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  Status Echo(ServerContext* context, const EchoRequest* request,
 | 
	
		
			
				|  |  | +              EchoResponse* response) GRPC_OVERRIDE {
 | 
	
		
			
				|  |  | +    response->set_message(request->message());
 | 
	
		
			
				|  |  | +    MaybeEchoDeadline(context, request, response);
 | 
	
		
			
				|  |  | +    if (request->has_param() && request->param().client_cancel_after_us()) {
 | 
	
		
			
				|  |  | +      {
 | 
	
		
			
				|  |  | +        std::unique_lock<std::mutex> lock(mu_);
 | 
	
		
			
				|  |  | +        signal_client_ = true;
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +      while (!context->IsCancelled()) {
 | 
	
		
			
				|  |  | +        std::this_thread::sleep_for(std::chrono::microseconds(
 | 
	
		
			
				|  |  | +            request->param().client_cancel_after_us()));
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +      return Status::Cancelled;
 | 
	
		
			
				|  |  | +    } else if (request->has_param() &&
 | 
	
		
			
				|  |  | +               request->param().server_cancel_after_us()) {
 | 
	
		
			
				|  |  | +      std::this_thread::sleep_for(
 | 
	
		
			
				|  |  | +          std::chrono::microseconds(request->param().server_cancel_after_us()));
 | 
	
		
			
				|  |  | +      return Status::Cancelled;
 | 
	
		
			
				|  |  | +    } else {
 | 
	
		
			
				|  |  | +      EXPECT_FALSE(context->IsCancelled());
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +    return Status::OK;
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  // Unimplemented is left unimplemented to test the returned error.
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  Status RequestStream(ServerContext* context,
 | 
	
		
			
				|  |  | +                       ServerReader<EchoRequest>* reader,
 | 
	
		
			
				|  |  | +                       EchoResponse* response) GRPC_OVERRIDE {
 | 
	
		
			
				|  |  | +    EchoRequest request;
 | 
	
		
			
				|  |  | +    response->set_message("");
 | 
	
		
			
				|  |  | +    while (reader->Read(&request)) {
 | 
	
		
			
				|  |  | +      response->mutable_message()->append(request.message());
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +    return Status::OK;
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  // Return 3 messages.
 | 
	
		
			
				|  |  | +  // TODO(yangg) make it generic by adding a parameter into EchoRequest
 | 
	
		
			
				|  |  | +  Status ResponseStream(ServerContext* context, const EchoRequest* request,
 | 
	
		
			
				|  |  | +                        ServerWriter<EchoResponse>* writer) GRPC_OVERRIDE {
 | 
	
		
			
				|  |  | +    EchoResponse response;
 | 
	
		
			
				|  |  | +    response.set_message(request->message() + "0");
 | 
	
		
			
				|  |  | +    writer->Write(response);
 | 
	
		
			
				|  |  | +    response.set_message(request->message() + "1");
 | 
	
		
			
				|  |  | +    writer->Write(response);
 | 
	
		
			
				|  |  | +    response.set_message(request->message() + "2");
 | 
	
		
			
				|  |  | +    writer->Write(response);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    return Status::OK;
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  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;
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  bool signal_client() {
 | 
	
		
			
				|  |  | +    std::unique_lock<std::mutex> lock(mu_);
 | 
	
		
			
				|  |  | +    return signal_client_;
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | + private:
 | 
	
		
			
				|  |  | +  bool signal_client_;
 | 
	
		
			
				|  |  | +  std::mutex mu_;
 | 
	
		
			
				|  |  | +};
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +class TestServiceImplDupPkg
 | 
	
		
			
				|  |  | +    : public ::grpc::cpp::test::util::duplicate::TestService::Service {
 | 
	
		
			
				|  |  | + public:
 | 
	
		
			
				|  |  | +  Status Echo(ServerContext* context, const EchoRequest* request,
 | 
	
		
			
				|  |  | +              EchoResponse* response) GRPC_OVERRIDE {
 | 
	
		
			
				|  |  | +    response->set_message("no package");
 | 
	
		
			
				|  |  | +    return Status::OK;
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +};
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +class End2endTest : public ::testing::Test {
 | 
	
		
			
				|  |  | + protected:
 | 
	
		
			
				|  |  | +  End2endTest() : kMaxMessageSize_(8192), thread_pool_(2) {}
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  void SetUp() GRPC_OVERRIDE {
 | 
	
		
			
				|  |  | +    int port = grpc_pick_unused_port_or_die();
 | 
	
		
			
				|  |  | +    server_address_ << "localhost:" << port;
 | 
	
		
			
				|  |  | +    // Setup server
 | 
	
		
			
				|  |  | +    ServerBuilder builder;
 | 
	
		
			
				|  |  | +    builder.AddListeningPort(server_address_.str(),
 | 
	
		
			
				|  |  | +                             InsecureServerCredentials());
 | 
	
		
			
				|  |  | +    builder.RegisterService(&service_);
 | 
	
		
			
				|  |  | +    builder.SetMaxMessageSize(
 | 
	
		
			
				|  |  | +        kMaxMessageSize_);  // For testing max message size.
 | 
	
		
			
				|  |  | +    builder.RegisterService(&dup_pkg_service_);
 | 
	
		
			
				|  |  | +    builder.SetThreadPool(&thread_pool_);
 | 
	
		
			
				|  |  | +    server_ = builder.BuildAndStart();
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  void TearDown() GRPC_OVERRIDE { server_->Shutdown(); }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  void ResetStub() {
 | 
	
		
			
				|  |  | +    std::shared_ptr<ChannelInterface> channel = CreateChannel(
 | 
	
		
			
				|  |  | +        server_address_.str(), InsecureCredentials(), ChannelArguments());
 | 
	
		
			
				|  |  | +    stub_ = std::move(grpc::cpp::test::util::TestService::NewStub(channel));
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  std::unique_ptr<grpc::cpp::test::util::TestService::Stub> stub_;
 | 
	
		
			
				|  |  | +  std::unique_ptr<Server> server_;
 | 
	
		
			
				|  |  | +  std::ostringstream server_address_;
 | 
	
		
			
				|  |  | +  const int kMaxMessageSize_;
 | 
	
		
			
				|  |  | +  TestServiceImpl service_;
 | 
	
		
			
				|  |  | +  TestServiceImplDupPkg dup_pkg_service_;
 | 
	
		
			
				|  |  | +  ThreadPool thread_pool_;
 | 
	
		
			
				|  |  | +};
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +static void SendRpc(grpc::cpp::test::util::TestService::Stub* stub,
 | 
	
		
			
				|  |  | +                    int num_rpcs) {
 | 
	
		
			
				|  |  | +  EchoRequest request;
 | 
	
		
			
				|  |  | +  EchoResponse response;
 | 
	
		
			
				|  |  | +  request.set_message("Hello");
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  for (int i = 0; i < num_rpcs; ++i) {
 | 
	
		
			
				|  |  | +    ClientContext context;
 | 
	
		
			
				|  |  | +    Status s = stub->Echo(&context, request, &response);
 | 
	
		
			
				|  |  | +    EXPECT_EQ(response.message(), request.message());
 | 
	
		
			
				|  |  | +    EXPECT_TRUE(s.IsOk());
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +}
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +TEST_F(End2endTest, ThreadStress) {
 | 
	
		
			
				|  |  | +  ResetStub();
 | 
	
		
			
				|  |  | +  std::vector<std::thread*> threads;
 | 
	
		
			
				|  |  | +  for (int i = 0; i < 100; ++i) {
 | 
	
		
			
				|  |  | +    threads.push_back(new std::thread(SendRpc, stub_.get(), 1000));
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +  for (int i = 0; i < 100; ++i) {
 | 
	
		
			
				|  |  | +    threads[i]->join();
 | 
	
		
			
				|  |  | +    delete threads[i];
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +}
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +}  // namespace testing
 | 
	
		
			
				|  |  | +}  // namespace grpc
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +int main(int argc, char** argv) {
 | 
	
		
			
				|  |  | +  grpc_test_init(argc, argv);
 | 
	
		
			
				|  |  | +  ::testing::InitGoogleTest(&argc, argv);
 | 
	
		
			
				|  |  | +  return RUN_ALL_TESTS();
 | 
	
		
			
				|  |  | +}
 |