a40403e3ce
* Create LocalTransport Io provider for sending messages to components on the same machine * Move src/io/simulation/message_conversion.hpp to src/io/message_conversion.hpp for use in other Io providers
87 lines
2.7 KiB
C++
87 lines
2.7 KiB
C++
// Copyright 2022 Memgraph Ltd.
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//
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// Use of this software is governed by the Business Source License
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// included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
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// License, and you may not use this file except in compliance with the Business Source License.
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//
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// As of the Change Date specified in that file, in accordance with
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// the Business Source License, use of this software will be governed
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// by the Apache License, Version 2.0, included in the file
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// licenses/APL.txt.
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#include <chrono>
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#include <thread>
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#include <gtest/gtest.h>
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#include "io/local_transport/local_system.hpp"
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#include "io/local_transport/local_transport.hpp"
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#include "io/transport.hpp"
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namespace memgraph::io::tests {
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using memgraph::io::local_transport::LocalSystem;
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using memgraph::io::local_transport::LocalTransport;
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struct CounterRequest {
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uint64_t proposal;
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};
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struct CounterResponse {
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uint64_t highest_seen;
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};
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void RunServer(Io<LocalTransport> io) {
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uint64_t highest_seen = 0;
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while (!io.ShouldShutDown()) {
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spdlog::info("[SERVER] Is receiving...");
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auto request_result = io.Receive<CounterRequest>();
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if (request_result.HasError()) {
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spdlog::info("[SERVER] timed out, continue");
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continue;
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}
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auto request_envelope = request_result.GetValue();
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ASSERT_TRUE(std::holds_alternative<CounterRequest>(request_envelope.message));
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auto req = std::get<CounterRequest>(request_envelope.message);
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highest_seen = std::max(highest_seen, req.proposal);
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auto srv_res = CounterResponse{highest_seen};
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io.Send(request_envelope.from_address, request_envelope.request_id, srv_res);
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}
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}
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TEST(LocalTransport, BasicRequest) {
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LocalSystem local_system;
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// rely on uuid to be unique on default Address
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auto cli_addr = Address::UniqueLocalAddress();
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auto srv_addr = Address::UniqueLocalAddress();
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Io<LocalTransport> cli_io = local_system.Register(cli_addr);
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Io<LocalTransport> srv_io = local_system.Register(srv_addr);
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auto srv_thread = std::jthread(RunServer, std::move(srv_io));
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for (int i = 1; i < 3; ++i) {
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// send request
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CounterRequest cli_req;
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auto value = 1; // i;
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cli_req.proposal = value;
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spdlog::info("[CLIENT] sending request");
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auto res_f = cli_io.Request<CounterRequest, CounterResponse>(srv_addr, cli_req);
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spdlog::info("[CLIENT] waiting on future");
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auto res_rez = std::move(res_f).Wait();
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spdlog::info("[CLIENT] future returned");
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MG_ASSERT(!res_rez.HasError());
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spdlog::info("[CLIENT] Got a valid response");
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auto env = res_rez.GetValue();
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MG_ASSERT(env.message.highest_seen == value);
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}
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local_system.ShutDown();
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}
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} // namespace memgraph::io::tests
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