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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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179 lines
5.8 KiB
179 lines
5.8 KiB
9 years ago
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/*
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*
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* Copyright 2015-2016, Google Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include <memory>
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#include <grpc++/channel.h>
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#include <grpc++/client_context.h>
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#include <grpc++/create_channel.h>
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#include <grpc++/server.h>
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#include <grpc++/server_builder.h>
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#include <grpc++/server_context.h>
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#include <grpc/grpc.h>
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#include <grpc/support/thd.h>
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#include <grpc/support/time.h>
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#include <gtest/gtest.h>
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#include "src/proto/grpc/testing/duplicate/echo_duplicate.grpc.pb.h"
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#include "src/proto/grpc/testing/echo.grpc.pb.h"
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#include "test/core/util/port.h"
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#include "test/core/util/test_config.h"
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#include "test/cpp/util/string_ref_helper.h"
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using grpc::testing::EchoRequest;
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using grpc::testing::EchoResponse;
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namespace grpc {
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namespace testing {
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namespace {
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void* tag(int i) { return (void*)(intptr_t)i; }
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// Handlers to handle async request at a server. To be run in a separate thread.
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void HandleEcho(::grpc::Service* service, ServerCompletionQueue* cq) {
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ServerContext srv_ctx;
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grpc::ServerAsyncResponseWriter<EcoResponse> response_writer(&srv_ctx);
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EchoRequest recv_request;
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EchoResponse send_response;
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service->RequestEcho(&srv_ctx, &recv_request, &response_writer, cq, cq, tag(1));
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Verify(cq, 1, true);
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send_response.set_message(recv_request.message());
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response_writer.Finish(send_response, Status::OK, tag(2));
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Verify(cq, 2, true);
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}
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void HandleClientStreaming(::grpc::Service* service, ServerCompletionQueue* cq) {
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ServerContext srv_ctx;
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EchoRequest recv_request;
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EchoResponse send_response;
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ServerAsyncReader<EchoResponse, EchoRequest> srv_stream(&srv_ctx);
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service_.RequestRequestStream(&srv_ctx, &srv_stream, cq, cq, tag(1));
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Verify(cq, 1, true);
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do {
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srv_stream.Read(&recv_request, tag(2));
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} while (VerifyReturnSuccess(2));
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srv_stream.Finish(send_response, Status::OK, tag(3));
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Verify(cq, 3, true);
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}
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class HybridEnd2endTest : public ::testing::Test {
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protected:
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HybridEnd2endTest() {}
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void SetUpServer(::grpc::Service* service) {
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int port = grpc_pick_unused_port_or_die();
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server_address_ << "localhost:" << port;
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// Setup server
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ServerBuilder builder;
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builder.AddListeningPort(server_address_.str(),
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grpc::InsecureServerCredentials());
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builder.RegisterService(&service_);
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cq_ = builder.AddCompletionQueue();
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server_ = builder.BuildAndStart();
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}
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void TearDown() GRPC_OVERRIDE {
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server_->Shutdown();
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void* ignored_tag;
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bool ignored_ok;
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cq_->Shutdown();
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while (cq_->Next(&ignored_tag, &ignored_ok))
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;
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}
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void ResetStub() {
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std::shared_ptr<Channel> channel =
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CreateChannel(server_address_.str(), InsecureChannelCredentials());
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stub_ = grpc::testing::EchoTestService::NewStub(channel);
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}
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void TestAllMethods() {
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SendEcho();
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SendSimpleClientStreaming();
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}
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void SendEcho() {
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EchoRequest send_request;
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EchoResponse recv_response;
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ClientContext cli_ctx;
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send_request.set_message("Hello");
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Status recv_status = stub_->Echo(&cli_ctx, send_request, &recv_response);
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EXPECT_EQ(send_request.message(), recv_response.message());
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EXPECT_TRUE(recv_status.ok());
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}
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void SendSimpleClientStreaming() {
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EchoRequest send_request;
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EchoResponse recv_response;
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ClientContext cli_ctx;
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send_request.set_message("Hello");
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auto stream = stub_->RequestStream(&cli_ctx, &recv_response);
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for (int i = 0; i < 5; i++) {
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EXPECT_TRUE(stream->Write(&send_request));
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}
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Status recv_status = stream->Finish();
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EXPECT_EQ(send_request.message(), recv_response.message());
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EXPECT_TRUE(recv_status.ok());
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}
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std::unique_ptr<ServerCompletionQueue> cq_;
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std::unique_ptr<grpc::testing::EchoTestService::Stub> stub_;
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std::unique_ptr<Server> server_;
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std::ostringstream server_address_;
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};
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TEST_F(HybridEnd2endTest, AsyncEchorequestStream) {
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WithAsyncMethod_Echo<WithAsyncMethod_RequestStream<EchoTestService> > service;
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SetUpServer(&service);
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ResetStub();
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std::thread echo_handler_thread(HandleEcho, &service, cq_.get());
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std::thread request_stream_thread(HandleClientStreaming, &service, cq_.get());
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TestAllMethods();
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echo_handler_thread.join();
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request_stream_thread.join();
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}
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} // namespace
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} // namespace testing
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} // namespace grpc
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int main(int argc, char** argv) {
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grpc_test_init(argc, argv);
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::testing::InitGoogleTest(&argc, argv);
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return RUN_ALL_TESTS();
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}
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