| /* |
| * |
| * 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 <chrono> |
| #include <thread> |
| |
| #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/util/time.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 "test/core/util/port.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->absolute_deadline() != system_clock::time_point::max()) { |
| Timepoint2Timespec(context->absolute_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() : 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.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_; |
| 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, SimpleRpc) { |
| ResetStub(); |
| SendRpc(stub_.get(), 1); |
| } |
| |
| TEST_F(End2endTest, MultipleRpcs) { |
| ResetStub(); |
| std::vector<std::thread*> threads; |
| for (int i = 0; i < 10; ++i) { |
| threads.push_back(new std::thread(SendRpc, stub_.get(), 10)); |
| } |
| for (int i = 0; i < 10; ++i) { |
| threads[i]->join(); |
| delete threads[i]; |
| } |
| } |
| |
| // Set a 10us deadline and make sure proper error is returned. |
| TEST_F(End2endTest, RpcDeadlineExpires) { |
| ResetStub(); |
| EchoRequest request; |
| EchoResponse response; |
| request.set_message("Hello"); |
| |
| ClientContext context; |
| std::chrono::system_clock::time_point deadline = |
| std::chrono::system_clock::now() + std::chrono::microseconds(10); |
| context.set_absolute_deadline(deadline); |
| Status s = stub_->Echo(&context, request, &response); |
| EXPECT_EQ(StatusCode::DEADLINE_EXCEEDED, s.code()); |
| } |
| |
| // Set a long but finite deadline. |
| TEST_F(End2endTest, RpcLongDeadline) { |
| ResetStub(); |
| EchoRequest request; |
| EchoResponse response; |
| request.set_message("Hello"); |
| |
| ClientContext context; |
| std::chrono::system_clock::time_point deadline = |
| std::chrono::system_clock::now() + std::chrono::hours(1); |
| context.set_absolute_deadline(deadline); |
| Status s = stub_->Echo(&context, request, &response); |
| EXPECT_EQ(response.message(), request.message()); |
| EXPECT_TRUE(s.IsOk()); |
| } |
| |
| // Ask server to echo back the deadline it sees. |
| TEST_F(End2endTest, EchoDeadline) { |
| ResetStub(); |
| EchoRequest request; |
| EchoResponse response; |
| request.set_message("Hello"); |
| request.mutable_param()->set_echo_deadline(true); |
| |
| ClientContext context; |
| std::chrono::system_clock::time_point deadline = |
| std::chrono::system_clock::now() + std::chrono::seconds(100); |
| context.set_absolute_deadline(deadline); |
| Status s = stub_->Echo(&context, request, &response); |
| EXPECT_EQ(response.message(), request.message()); |
| EXPECT_TRUE(s.IsOk()); |
| gpr_timespec sent_deadline; |
| Timepoint2Timespec(deadline, &sent_deadline); |
| // Allow 1 second error. |
| EXPECT_LE(response.param().request_deadline() - sent_deadline.tv_sec, 1); |
| EXPECT_GE(response.param().request_deadline() - sent_deadline.tv_sec, -1); |
| } |
| |
| // Ask server to echo back the deadline it sees. The rpc has no deadline. |
| TEST_F(End2endTest, EchoDeadlineForNoDeadlineRpc) { |
| ResetStub(); |
| EchoRequest request; |
| EchoResponse response; |
| request.set_message("Hello"); |
| request.mutable_param()->set_echo_deadline(true); |
| |
| ClientContext context; |
| Status s = stub_->Echo(&context, request, &response); |
| EXPECT_EQ(response.message(), request.message()); |
| EXPECT_TRUE(s.IsOk()); |
| EXPECT_EQ(response.param().request_deadline(), gpr_inf_future.tv_sec); |
| } |
| |
| TEST_F(End2endTest, UnimplementedRpc) { |
| ResetStub(); |
| EchoRequest request; |
| EchoResponse response; |
| request.set_message("Hello"); |
| |
| ClientContext context; |
| Status s = stub_->Unimplemented(&context, request, &response); |
| EXPECT_FALSE(s.IsOk()); |
| EXPECT_EQ(s.code(), grpc::StatusCode::UNIMPLEMENTED); |
| EXPECT_EQ(s.details(), ""); |
| EXPECT_EQ(response.message(), ""); |
| } |
| |
| TEST_F(End2endTest, RequestStreamOneRequest) { |
| ResetStub(); |
| EchoRequest request; |
| EchoResponse response; |
| ClientContext context; |
| |
| auto stream = stub_->RequestStream(&context, &response); |
| request.set_message("hello"); |
| EXPECT_TRUE(stream->Write(request)); |
| stream->WritesDone(); |
| Status s = stream->Finish(); |
| EXPECT_EQ(response.message(), request.message()); |
| EXPECT_TRUE(s.IsOk()); |
| } |
| |
| TEST_F(End2endTest, RequestStreamTwoRequests) { |
| ResetStub(); |
| EchoRequest request; |
| EchoResponse response; |
| ClientContext context; |
| |
| auto stream = stub_->RequestStream(&context, &response); |
| request.set_message("hello"); |
| EXPECT_TRUE(stream->Write(request)); |
| EXPECT_TRUE(stream->Write(request)); |
| stream->WritesDone(); |
| Status s = stream->Finish(); |
| EXPECT_EQ(response.message(), "hellohello"); |
| EXPECT_TRUE(s.IsOk()); |
| } |
| |
| TEST_F(End2endTest, ResponseStream) { |
| ResetStub(); |
| EchoRequest request; |
| EchoResponse response; |
| ClientContext context; |
| request.set_message("hello"); |
| |
| auto stream = stub_->ResponseStream(&context, request); |
| EXPECT_TRUE(stream->Read(&response)); |
| EXPECT_EQ(response.message(), request.message() + "0"); |
| EXPECT_TRUE(stream->Read(&response)); |
| EXPECT_EQ(response.message(), request.message() + "1"); |
| EXPECT_TRUE(stream->Read(&response)); |
| EXPECT_EQ(response.message(), request.message() + "2"); |
| EXPECT_FALSE(stream->Read(&response)); |
| |
| Status s = stream->Finish(); |
| EXPECT_TRUE(s.IsOk()); |
| } |
| |
| TEST_F(End2endTest, BidiStream) { |
| ResetStub(); |
| EchoRequest request; |
| EchoResponse response; |
| ClientContext context; |
| grpc::string msg("hello"); |
| |
| auto stream = stub_->BidiStream(&context); |
| |
| request.set_message(msg + "0"); |
| EXPECT_TRUE(stream->Write(request)); |
| EXPECT_TRUE(stream->Read(&response)); |
| EXPECT_EQ(response.message(), request.message()); |
| |
| request.set_message(msg + "1"); |
| EXPECT_TRUE(stream->Write(request)); |
| EXPECT_TRUE(stream->Read(&response)); |
| EXPECT_EQ(response.message(), request.message()); |
| |
| request.set_message(msg + "2"); |
| EXPECT_TRUE(stream->Write(request)); |
| EXPECT_TRUE(stream->Read(&response)); |
| EXPECT_EQ(response.message(), request.message()); |
| |
| stream->WritesDone(); |
| EXPECT_FALSE(stream->Read(&response)); |
| |
| Status s = stream->Finish(); |
| EXPECT_TRUE(s.IsOk()); |
| } |
| |
| // Talk to the two services with the same name but different package names. |
| // The two stubs are created on the same channel. |
| TEST_F(End2endTest, DiffPackageServices) { |
| std::shared_ptr<ChannelInterface> channel = CreateChannel( |
| server_address_.str(), InsecureCredentials(), ChannelArguments()); |
| |
| EchoRequest request; |
| EchoResponse response; |
| request.set_message("Hello"); |
| |
| std::unique_ptr<grpc::cpp::test::util::TestService::Stub> stub( |
| grpc::cpp::test::util::TestService::NewStub(channel)); |
| ClientContext context; |
| Status s = stub->Echo(&context, request, &response); |
| EXPECT_EQ(response.message(), request.message()); |
| EXPECT_TRUE(s.IsOk()); |
| |
| std::unique_ptr<grpc::cpp::test::util::duplicate::TestService::Stub> |
| dup_pkg_stub( |
| grpc::cpp::test::util::duplicate::TestService::NewStub(channel)); |
| ClientContext context2; |
| s = dup_pkg_stub->Echo(&context2, request, &response); |
| EXPECT_EQ("no package", response.message()); |
| EXPECT_TRUE(s.IsOk()); |
| } |
| |
| // rpc and stream should fail on bad credentials. |
| TEST_F(End2endTest, BadCredentials) { |
| std::unique_ptr<Credentials> bad_creds = |
| ServiceAccountCredentials("", "", std::chrono::seconds(1)); |
| EXPECT_EQ(nullptr, bad_creds.get()); |
| std::shared_ptr<ChannelInterface> channel = |
| CreateChannel(server_address_.str(), bad_creds, ChannelArguments()); |
| std::unique_ptr<grpc::cpp::test::util::TestService::Stub> stub( |
| grpc::cpp::test::util::TestService::NewStub(channel)); |
| EchoRequest request; |
| EchoResponse response; |
| ClientContext context; |
| grpc::string msg("hello"); |
| |
| Status s = stub->Echo(&context, request, &response); |
| EXPECT_EQ("", response.message()); |
| EXPECT_FALSE(s.IsOk()); |
| EXPECT_EQ(StatusCode::UNKNOWN, s.code()); |
| EXPECT_EQ("Rpc sent on a lame channel.", s.details()); |
| |
| ClientContext context2; |
| auto stream = stub->BidiStream(&context2); |
| s = stream->Finish(); |
| EXPECT_FALSE(s.IsOk()); |
| EXPECT_EQ(StatusCode::UNKNOWN, s.code()); |
| EXPECT_EQ("Rpc sent on a lame channel.", s.details()); |
| } |
| |
| void CancelRpc(ClientContext* context, int delay_us, TestServiceImpl* service) { |
| std::this_thread::sleep_for(std::chrono::microseconds(delay_us)); |
| while (!service->signal_client()) { |
| } |
| context->TryCancel(); |
| } |
| |
| // Client cancels rpc after 10ms |
| TEST_F(End2endTest, ClientCancelsRpc) { |
| ResetStub(); |
| EchoRequest request; |
| EchoResponse response; |
| request.set_message("Hello"); |
| const int kCancelDelayUs = 10 * 1000; |
| request.mutable_param()->set_client_cancel_after_us(kCancelDelayUs); |
| |
| ClientContext context; |
| std::thread cancel_thread(CancelRpc, &context, kCancelDelayUs, &service_); |
| Status s = stub_->Echo(&context, request, &response); |
| cancel_thread.join(); |
| EXPECT_EQ(StatusCode::CANCELLED, s.code()); |
| EXPECT_TRUE(s.details().empty()); |
| } |
| |
| // Server cancels rpc after 1ms |
| TEST_F(End2endTest, ServerCancelsRpc) { |
| ResetStub(); |
| EchoRequest request; |
| EchoResponse response; |
| request.set_message("Hello"); |
| request.mutable_param()->set_server_cancel_after_us(1000); |
| |
| ClientContext context; |
| Status s = stub_->Echo(&context, request, &response); |
| EXPECT_EQ(StatusCode::CANCELLED, s.code()); |
| EXPECT_TRUE(s.details().empty()); |
| } |
| |
| // Client cancels bidi stream after sending some messages |
| TEST_F(End2endTest, ClientCancelsBidi) { |
| ResetStub(); |
| EchoRequest request; |
| EchoResponse response; |
| ClientContext context; |
| grpc::string msg("hello"); |
| |
| auto stream = stub_->BidiStream(&context); |
| |
| request.set_message(msg + "0"); |
| EXPECT_TRUE(stream->Write(request)); |
| EXPECT_TRUE(stream->Read(&response)); |
| EXPECT_EQ(response.message(), request.message()); |
| |
| request.set_message(msg + "1"); |
| EXPECT_TRUE(stream->Write(request)); |
| |
| context.TryCancel(); |
| |
| // The cancellation races with responses, so there might be zero or |
| // one responses pending, read till failure |
| |
| if (stream->Read(&response)) { |
| EXPECT_EQ(response.message(), request.message()); |
| // Since we have cancelled, we expect the next attempt to read to fail |
| EXPECT_FALSE(stream->Read(&response)); |
| } |
| |
| Status s = stream->Finish(); |
| EXPECT_EQ(grpc::StatusCode::CANCELLED, s.code()); |
| } |
| |
| |
| |
| } // namespace testing |
| } // namespace grpc |
| |
| int main(int argc, char** argv) { |
| grpc_test_init(argc, argv); |
| grpc_init(); |
| ::testing::InitGoogleTest(&argc, argv); |
| int result = RUN_ALL_TESTS(); |
| grpc_shutdown(); |
| return result; |
| } |