| /* |
| * |
| * 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 grpc::cpp::test::util::TestService; |
| using std::chrono::system_clock; |
| |
| namespace grpc { |
| namespace testing { |
| |
| namespace { |
| template <class W, class R> |
| class MockClientReaderWriter GRPC_FINAL |
| : public ClientReaderWriterInterface<W, R> { |
| public: |
| void WaitForInitialMetadata() {} |
| bool Read(R* msg) GRPC_OVERRIDE { return true; } |
| bool Write(const W& msg) GRPC_OVERRIDE { return true; } |
| bool WritesDone() GRPC_OVERRIDE { return true; } |
| Status Finish() GRPC_OVERRIDE { return Status::OK; } |
| }; |
| template <> |
| class MockClientReaderWriter<EchoRequest, EchoResponse> GRPC_FINAL |
| : public ClientReaderWriterInterface<EchoRequest, EchoResponse> { |
| public: |
| MockClientReaderWriter() : writes_done_(false) {} |
| void WaitForInitialMetadata() {} |
| bool Read(EchoResponse* msg) GRPC_OVERRIDE { |
| if (writes_done_) return false; |
| msg->set_message(last_message_); |
| return true; |
| } |
| bool Write(const EchoRequest& msg) GRPC_OVERRIDE { |
| gpr_log(GPR_INFO, "mock recv msg %s", msg.message().c_str()); |
| last_message_ = msg.message(); |
| return true; |
| } |
| bool WritesDone() GRPC_OVERRIDE { |
| writes_done_ = true; |
| return true; |
| } |
| Status Finish() GRPC_OVERRIDE { return Status::OK; } |
| |
| private: |
| bool writes_done_; |
| grpc::string last_message_; |
| }; |
| |
| // Mocked stub. |
| class MockStub : public TestService::StubInterface { |
| public: |
| MockStub() {} |
| ~MockStub() {} |
| Status Echo(ClientContext* context, const EchoRequest& request, |
| EchoResponse* response) GRPC_OVERRIDE { |
| response->set_message(request.message()); |
| return Status::OK; |
| } |
| Status Unimplemented(ClientContext* context, const EchoRequest& request, |
| EchoResponse* response) GRPC_OVERRIDE { |
| return Status::OK; |
| } |
| |
| private: |
| ClientAsyncResponseReaderInterface<EchoResponse>* AsyncEchoRaw( |
| ClientContext* context, const EchoRequest& request, CompletionQueue* cq, |
| void* tag) GRPC_OVERRIDE { |
| return nullptr; |
| } |
| ClientWriterInterface<EchoRequest>* RequestStreamRaw( |
| ClientContext* context, EchoResponse* response) GRPC_OVERRIDE { |
| return nullptr; |
| } |
| ClientAsyncWriterInterface<EchoRequest>* AsyncRequestStreamRaw( |
| ClientContext* context, EchoResponse* response, CompletionQueue* cq, |
| void* tag) GRPC_OVERRIDE { |
| return nullptr; |
| } |
| ClientReaderInterface<EchoResponse>* ResponseStreamRaw( |
| ClientContext* context, const EchoRequest& request) GRPC_OVERRIDE { |
| return nullptr; |
| } |
| ClientAsyncReaderInterface<EchoResponse>* AsyncResponseStreamRaw( |
| ClientContext* context, const EchoRequest& request, CompletionQueue* cq, |
| void* tag) GRPC_OVERRIDE { |
| return nullptr; |
| } |
| ClientReaderWriterInterface<EchoRequest, EchoResponse>* BidiStreamRaw( |
| ClientContext* context) GRPC_OVERRIDE { |
| return new MockClientReaderWriter<EchoRequest, EchoResponse>(); |
| } |
| ClientAsyncReaderWriterInterface<EchoRequest, EchoResponse>* |
| AsyncBidiStreamRaw(ClientContext* context, CompletionQueue* cq, |
| void* tag) GRPC_OVERRIDE { |
| return nullptr; |
| } |
| ClientAsyncResponseReaderInterface<EchoResponse>* AsyncUnimplementedRaw( |
| ClientContext* context, const EchoRequest& request, CompletionQueue* cq, |
| void* tag) GRPC_OVERRIDE { |
| return nullptr; |
| } |
| }; |
| |
| class FakeClient { |
| public: |
| explicit FakeClient(TestService::StubInterface* stub) : stub_(stub) {} |
| |
| void DoEcho() { |
| ClientContext context; |
| EchoRequest request; |
| EchoResponse response; |
| request.set_message("hello world"); |
| Status s = stub_->Echo(&context, request, &response); |
| EXPECT_EQ(request.message(), response.message()); |
| EXPECT_TRUE(s.IsOk()); |
| } |
| |
| void DoBidiStream() { |
| EchoRequest request; |
| EchoResponse response; |
| ClientContext context; |
| grpc::string msg("hello"); |
| |
| std::unique_ptr<ClientReaderWriterInterface<EchoRequest, EchoResponse>> |
| 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()); |
| } |
| |
| void ResetStub(TestService::StubInterface* stub) { stub_ = stub; } |
| |
| private: |
| TestService::StubInterface* stub_; |
| }; |
| |
| class TestServiceImpl : public TestService::Service { |
| public: |
| Status Echo(ServerContext* context, const EchoRequest* request, |
| EchoResponse* response) GRPC_OVERRIDE { |
| response->set_message(request->message()); |
| 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; |
| } |
| }; |
| |
| class MockTest : public ::testing::Test { |
| protected: |
| MockTest() : 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.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_; |
| ThreadPool thread_pool_; |
| }; |
| |
| // Do one real rpc and one mocked one |
| TEST_F(MockTest, SimpleRpc) { |
| ResetStub(); |
| FakeClient client(stub_.get()); |
| client.DoEcho(); |
| MockStub stub; |
| client.ResetStub(&stub); |
| client.DoEcho(); |
| } |
| |
| TEST_F(MockTest, BidiStream) { |
| ResetStub(); |
| FakeClient client(stub_.get()); |
| client.DoBidiStream(); |
| MockStub stub; |
| client.ResetStub(&stub); |
| client.DoBidiStream(); |
| } |
| |
| } // namespace |
| } // namespace testing |
| } // namespace grpc |
| |
| int main(int argc, char** argv) { |
| grpc_test_init(argc, argv); |
| ::testing::InitGoogleTest(&argc, argv); |
| return RUN_ALL_TESTS(); |
| } |