| /* |
| * |
| * 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 "test/core/util/test_config.h" |
| |
| #include <thread> |
| |
| #include "test/core/util/port.h" |
| #include "test/cpp/util/echo.grpc.pb.h" |
| #include "src/core/support/env.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 <gtest/gtest.h> |
| #include <grpc/grpc.h> |
| #include <grpc/support/sync.h> |
| |
| using grpc::cpp::test::util::EchoRequest; |
| using grpc::cpp::test::util::EchoResponse; |
| |
| namespace grpc { |
| namespace testing { |
| |
| class TestServiceImpl : public ::grpc::cpp::test::util::TestService::Service { |
| public: |
| explicit TestServiceImpl(gpr_event* ev) : ev_(ev) {} |
| |
| Status Echo(ServerContext* context, const EchoRequest* request, |
| EchoResponse* response) GRPC_OVERRIDE { |
| gpr_event_set(ev_, (void*)1); |
| while (!context->IsCancelled()) { |
| } |
| return Status::OK; |
| } |
| |
| private: |
| gpr_event* ev_; |
| }; |
| |
| class ShutdownTest : public ::testing::Test { |
| public: |
| ShutdownTest() : shutdown_(false), service_(&ev_) { gpr_event_init(&ev_); } |
| |
| void SetUp() GRPC_OVERRIDE { |
| port_ = grpc_pick_unused_port_or_die(); |
| server_ = SetUpServer(port_); |
| } |
| |
| std::unique_ptr<Server> SetUpServer(const int port) { |
| grpc::string server_address = "localhost:" + to_string(port); |
| |
| ServerBuilder builder; |
| builder.AddListeningPort(server_address, InsecureServerCredentials()); |
| builder.RegisterService(&service_); |
| std::unique_ptr<Server> server = builder.BuildAndStart(); |
| return server; |
| } |
| |
| void TearDown() GRPC_OVERRIDE { GPR_ASSERT(shutdown_); } |
| |
| void ResetStub() { |
| string target = "dns:localhost:" + to_string(port_); |
| channel_ = CreateChannel(target, InsecureCredentials(), ChannelArguments()); |
| stub_ = std::move(grpc::cpp::test::util::TestService::NewStub(channel_)); |
| } |
| |
| string to_string(const int number) { |
| std::stringstream strs; |
| strs << number; |
| return strs.str(); |
| } |
| |
| void SendRequest() { |
| EchoRequest request; |
| EchoResponse response; |
| request.set_message("Hello"); |
| ClientContext context; |
| GPR_ASSERT(!shutdown_); |
| Status s = stub_->Echo(&context, request, &response); |
| GPR_ASSERT(shutdown_); |
| } |
| |
| protected: |
| std::shared_ptr<ChannelInterface> channel_; |
| std::unique_ptr<grpc::cpp::test::util::TestService::Stub> stub_; |
| std::unique_ptr<Server> server_; |
| bool shutdown_; |
| int port_; |
| gpr_event ev_; |
| TestServiceImpl service_; |
| }; |
| |
| // Tests zookeeper state change between two RPCs |
| // TODO(ctiller): leaked objects in this test |
| TEST_F(ShutdownTest, ShutdownTest) { |
| ResetStub(); |
| |
| // send the request in a background thread |
| std::thread thr(std::bind(&ShutdownTest::SendRequest, this)); |
| |
| // wait for the server to get the event |
| gpr_event_wait(&ev_, gpr_inf_future(GPR_CLOCK_MONOTONIC)); |
| |
| shutdown_ = true; |
| |
| // shutdown should trigger cancellation causing everything to shutdown |
| auto deadline = |
| std::chrono::system_clock::now() + std::chrono::microseconds(100); |
| server_->Shutdown(deadline); |
| EXPECT_GE(std::chrono::system_clock::now(), deadline); |
| |
| thr.join(); |
| } |
| |
| } // namespace testing |
| } // namespace grpc |
| |
| int main(int argc, char** argv) { |
| grpc_test_init(argc, argv); |
| ::testing::InitGoogleTest(&argc, argv); |
| return RUN_ALL_TESTS(); |
| } |