mirror of https://github.com/grpc/grpc.git
yang-g
9 years ago
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/*
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* |
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* Copyright 2015, 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 "test/core/util/test_config.h" |
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#include <thread> |
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#include "test/core/util/port.h" |
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#include "test/cpp/util/echo.grpc.pb.h" |
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#include "src/core/support/env.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++/credentials.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++/server_credentials.h> |
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#include <grpc++/status.h> |
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#include <gtest/gtest.h> |
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#include <grpc/grpc.h> |
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#include <grpc/support/sync.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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namespace grpc { |
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namespace testing { |
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class TestServiceImpl : public ::grpc::cpp::test::util::TestService::Service { |
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public: |
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explicit TestServiceImpl(gpr_event* ev) : ev_(ev) {} |
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Status Echo(ServerContext* context, const EchoRequest* request, |
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EchoResponse* response) GRPC_OVERRIDE { |
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gpr_event_set(ev_, (void*)1); |
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while (!context->IsCancelled()) { |
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} |
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return Status::OK; |
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} |
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private: |
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gpr_event* ev_; |
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}; |
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class ShutdownTest : public ::testing::Test { |
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public: |
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ShutdownTest() : shutdown_(false), service_(&ev_) { gpr_event_init(&ev_); } |
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void SetUp() GRPC_OVERRIDE { |
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port_ = grpc_pick_unused_port_or_die(); |
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server_ = SetUpServer(port_); |
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} |
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std::unique_ptr<Server> SetUpServer(const int port) { |
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grpc::string server_address = "localhost:" + to_string(port); |
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ServerBuilder builder; |
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builder.AddListeningPort(server_address, InsecureServerCredentials()); |
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builder.RegisterService(&service_); |
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std::unique_ptr<Server> server = builder.BuildAndStart(); |
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return server; |
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} |
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void TearDown() GRPC_OVERRIDE { GPR_ASSERT(shutdown_); } |
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void ResetStub() { |
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string target = "dns:localhost:" + to_string(port_); |
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channel_ = CreateChannel(target, InsecureCredentials(), ChannelArguments()); |
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stub_ = std::move(grpc::cpp::test::util::TestService::NewStub(channel_)); |
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} |
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string to_string(const int number) { |
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std::stringstream strs; |
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strs << number; |
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return strs.str(); |
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} |
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void SendRequest() { |
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EchoRequest request; |
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EchoResponse response; |
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request.set_message("Hello"); |
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ClientContext context; |
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GPR_ASSERT(!shutdown_); |
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Status s = stub_->Echo(&context, request, &response); |
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GPR_ASSERT(shutdown_); |
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} |
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protected: |
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std::shared_ptr<ChannelInterface> channel_; |
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std::unique_ptr<grpc::cpp::test::util::TestService::Stub> stub_; |
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std::unique_ptr<Server> server_; |
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bool shutdown_; |
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int port_; |
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gpr_event ev_; |
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TestServiceImpl service_; |
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}; |
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// Tests zookeeper state change between two RPCs
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// TODO(ctiller): leaked objects in this test
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TEST_F(ShutdownTest, ShutdownTest) { |
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ResetStub(); |
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// send the request in a background thread
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std::thread thr(std::bind(&ShutdownTest::SendRequest, this)); |
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// wait for the server to get the event
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gpr_event_wait(&ev_, gpr_inf_future(GPR_CLOCK_MONOTONIC)); |
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shutdown_ = true; |
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// shutdown should trigger cancellation causing everything to shutdown
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auto deadline = |
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std::chrono::system_clock::now() + std::chrono::microseconds(100); |
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server_->Shutdown(deadline); |
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EXPECT_GE(std::chrono::system_clock::now(), deadline); |
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thr.join(); |
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} |
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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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