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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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239 lines
8.0 KiB
239 lines
8.0 KiB
/* |
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* |
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* Copyright 2014, 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 <chrono> |
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#include <memory> |
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#include <sstream> |
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#include <string> |
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#include <grpc/grpc.h> |
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#include <grpc/support/thd.h> |
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#include "src/cpp/client/internal_stub.h" |
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#include "src/cpp/rpc_method.h" |
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#include "test/cpp/util/echo.pb.h" |
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#include "net/util/netutil.h" |
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#include <grpc++/channel_arguments.h> |
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#include <grpc++/channel_interface.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++/status.h> |
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#include <grpc++/stream.h> |
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#include "test/cpp/end2end/async_test_server.h" |
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#include <gtest/gtest.h> |
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using grpc::cpp::test::util::EchoRequest; |
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using grpc::cpp::test::util::EchoResponse; |
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using std::chrono::duration_cast; |
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using std::chrono::microseconds; |
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using std::chrono::seconds; |
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using std::chrono::system_clock; |
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using grpc::testing::AsyncTestServer; |
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namespace grpc { |
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namespace { |
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void ServerLoop(void* s) { |
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AsyncTestServer* server = static_cast<AsyncTestServer*>(s); |
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server->MainLoop(); |
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} |
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class End2endTest : public ::testing::Test { |
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protected: |
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void SetUp() override { |
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int port = PickUnusedPortOrDie(); |
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// TODO(yangg) protobuf has a StringPrintf, maybe use that |
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std::ostringstream oss; |
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oss << "[::]:" << port; |
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// Setup server |
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server_.reset(new AsyncTestServer()); |
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server_->AddPort(oss.str()); |
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server_->Start(); |
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RunServerThread(); |
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// Setup client |
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oss.str(""); |
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oss << "127.0.0.1:" << port; |
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std::shared_ptr<ChannelInterface> channel = |
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CreateChannel(oss.str(), ChannelArguments()); |
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stub_.set_channel(channel); |
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} |
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void RunServerThread() { |
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gpr_thd_id id; |
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EXPECT_TRUE(gpr_thd_new(&id, ServerLoop, server_.get(), NULL)); |
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} |
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void TearDown() override { |
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server_->Shutdown(); |
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} |
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std::unique_ptr<AsyncTestServer> server_; |
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InternalStub stub_; |
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}; |
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TEST_F(End2endTest, NoOpTest) { EXPECT_TRUE(stub_.channel() != nullptr); } |
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TEST_F(End2endTest, SimpleRpc) { |
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EchoRequest request; |
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request.set_message("hello"); |
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EchoResponse result; |
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ClientContext context; |
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RpcMethod method("/foo"); |
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std::chrono::system_clock::time_point deadline = |
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std::chrono::system_clock::now() + std::chrono::seconds(10); |
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context.set_absolute_deadline(deadline); |
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Status s = |
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stub_.channel()->StartBlockingRpc(method, &context, request, &result); |
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EXPECT_EQ(result.message(), request.message()); |
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EXPECT_TRUE(s.IsOk()); |
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} |
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TEST_F(End2endTest, KSequentialSimpleRpcs) { |
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int k = 3; |
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for (int i = 0; i < k; i++) { |
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EchoRequest request; |
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request.set_message("hello"); |
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EchoResponse result; |
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ClientContext context; |
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RpcMethod method("/foo"); |
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std::chrono::system_clock::time_point deadline = |
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std::chrono::system_clock::now() + std::chrono::seconds(10); |
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context.set_absolute_deadline(deadline); |
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Status s = |
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stub_.channel()->StartBlockingRpc(method, &context, request, &result); |
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EXPECT_EQ(result.message(), request.message()); |
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EXPECT_TRUE(s.IsOk()); |
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} |
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} |
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TEST_F(End2endTest, OnePingpongBidiStream) { |
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EchoRequest request; |
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request.set_message("hello"); |
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EchoResponse result; |
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ClientContext context; |
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RpcMethod method("/foo", RpcMethod::RpcType::BIDI_STREAMING); |
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std::chrono::system_clock::time_point deadline = |
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std::chrono::system_clock::now() + std::chrono::seconds(10); |
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context.set_absolute_deadline(deadline); |
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StreamContextInterface* stream_interface = |
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stub_.channel()->CreateStream(method, &context, nullptr, nullptr); |
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std::unique_ptr<ClientReaderWriter<EchoRequest, EchoResponse>> stream( |
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new ClientReaderWriter<EchoRequest, EchoResponse>(stream_interface)); |
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EXPECT_TRUE(stream->Write(request)); |
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EXPECT_TRUE(stream->Read(&result)); |
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stream->WritesDone(); |
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EXPECT_FALSE(stream->Read(&result)); |
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Status s = stream->Wait(); |
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EXPECT_EQ(result.message(), request.message()); |
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EXPECT_TRUE(s.IsOk()); |
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} |
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TEST_F(End2endTest, TwoPingpongBidiStream) { |
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EchoRequest request; |
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request.set_message("hello"); |
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EchoResponse result; |
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ClientContext context; |
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RpcMethod method("/foo", RpcMethod::RpcType::BIDI_STREAMING); |
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std::chrono::system_clock::time_point deadline = |
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std::chrono::system_clock::now() + std::chrono::seconds(10); |
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context.set_absolute_deadline(deadline); |
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StreamContextInterface* stream_interface = |
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stub_.channel()->CreateStream(method, &context, nullptr, nullptr); |
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std::unique_ptr<ClientReaderWriter<EchoRequest, EchoResponse>> stream( |
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new ClientReaderWriter<EchoRequest, EchoResponse>(stream_interface)); |
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EXPECT_TRUE(stream->Write(request)); |
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EXPECT_TRUE(stream->Read(&result)); |
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EXPECT_EQ(result.message(), request.message()); |
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EXPECT_TRUE(stream->Write(request)); |
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EXPECT_TRUE(stream->Read(&result)); |
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EXPECT_EQ(result.message(), request.message()); |
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stream->WritesDone(); |
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EXPECT_FALSE(stream->Read(&result)); |
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Status s = stream->Wait(); |
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EXPECT_TRUE(s.IsOk()); |
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} |
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TEST_F(End2endTest, OnePingpongClientStream) { |
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EchoRequest request; |
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request.set_message("hello"); |
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EchoResponse result; |
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ClientContext context; |
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RpcMethod method("/foo", RpcMethod::RpcType::CLIENT_STREAMING); |
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std::chrono::system_clock::time_point deadline = |
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std::chrono::system_clock::now() + std::chrono::seconds(10); |
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context.set_absolute_deadline(deadline); |
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StreamContextInterface* stream_interface = |
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stub_.channel()->CreateStream(method, &context, nullptr, &result); |
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std::unique_ptr<ClientWriter<EchoRequest>> stream( |
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new ClientWriter<EchoRequest>(stream_interface)); |
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EXPECT_TRUE(stream->Write(request)); |
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stream->WritesDone(); |
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Status s = stream->Wait(); |
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EXPECT_EQ(result.message(), request.message()); |
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EXPECT_TRUE(s.IsOk()); |
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} |
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TEST_F(End2endTest, OnePingpongServerStream) { |
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EchoRequest request; |
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request.set_message("hello"); |
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EchoResponse result; |
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ClientContext context; |
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RpcMethod method("/foo", RpcMethod::RpcType::SERVER_STREAMING); |
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std::chrono::system_clock::time_point deadline = |
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std::chrono::system_clock::now() + std::chrono::seconds(10); |
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context.set_absolute_deadline(deadline); |
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StreamContextInterface* stream_interface = |
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stub_.channel()->CreateStream(method, &context, &request, nullptr); |
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std::unique_ptr<ClientReader<EchoResponse>> stream( |
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new ClientReader<EchoResponse>(stream_interface)); |
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EXPECT_TRUE(stream->Read(&result)); |
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EXPECT_FALSE(stream->Read(nullptr)); |
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Status s = stream->Wait(); |
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EXPECT_EQ(result.message(), request.message()); |
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EXPECT_TRUE(s.IsOk()); |
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} |
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} // namespace |
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} // namespace grpc |
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int main(int argc, char** argv) { |
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grpc_init(); |
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::testing::InitGoogleTest(&argc, argv); |
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int result = RUN_ALL_TESTS(); |
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grpc_shutdown(); |
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return result; |
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}
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