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// Copyright (C) 2015-2017 Bayerische Motoren Werke Aktiengesellschaft (BMW AG)
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include <gtest/gtest.h>
#include <vsomeip/vsomeip.hpp>
#include <thread>
#include <mutex>
#include <condition_variable>
#include <functional>
#include <numeric>
#include <cmath> // for isfinite
#include "cpu_load_test_globals.hpp"
#include <vsomeip/internal/logger.hpp>
#include "cpu_load_measurer.hpp"
// for getpid
#include <sys/types.h>
#include <unistd.h>
class cpu_load_test_service
{
public:
cpu_load_test_service() :
app_(vsomeip::runtime::get()->create_application("cpu_load_test_service")),
is_registered_(false),
blocked_(false),
number_of_received_messages_(0),
number_of_received_messages_total_(0),
load_measurer_(static_cast<std::uint32_t>(::getpid())),
offer_thread_(std::bind(&cpu_load_test_service::run, this))
{
}
~cpu_load_test_service() {
{
std::lock_guard<std::mutex> its_lock(mutex_);
blocked_ = true;
condition_.notify_one();
}
offer_thread_.join();
}
bool init()
{
std::lock_guard<std::mutex> its_lock(mutex_);
if (!app_->init()) {
ADD_FAILURE() << "Couldn't initialize application";
return false;
}
app_->register_message_handler(cpu_load_test::service_id,
cpu_load_test::instance_id, cpu_load_test::method_id,
std::bind(&cpu_load_test_service::on_message, this,
std::placeholders::_1));
app_->register_message_handler(cpu_load_test::service_id,
cpu_load_test::instance_id, cpu_load_test::method_id_shutdown,
std::bind(&cpu_load_test_service::on_message_shutdown, this,
std::placeholders::_1));
app_->register_message_handler(cpu_load_test::service_id,
cpu_load_test::instance_id, cpu_load_test::method_id_cpu_measure_start,
std::bind(&cpu_load_test_service::on_message_start_measuring, this,
std::placeholders::_1));
app_->register_message_handler(cpu_load_test::service_id,
cpu_load_test::instance_id, cpu_load_test::method_id_cpu_measure_stop,
std::bind(&cpu_load_test_service::on_message_stop_measuring, this,
std::placeholders::_1));
app_->register_state_handler(
std::bind(&cpu_load_test_service::on_state, this,
std::placeholders::_1));
return true;
}
void start()
{
VSOMEIP_INFO << "Starting...";
app_->start();
}
void stop()
{
VSOMEIP_INFO << "Stopping...";
app_->stop_offer_service(cpu_load_test::service_id, cpu_load_test::instance_id);
app_->clear_all_handler();
app_->stop();
}
void on_state(vsomeip::state_type_e _state)
{
VSOMEIP_INFO << "Application " << app_->get_name() << " is "
<< (_state == vsomeip::state_type_e::ST_REGISTERED ? "registered." :
"deregistered.");
if(_state == vsomeip::state_type_e::ST_REGISTERED)
{
if(!is_registered_)
{
is_registered_ = true;
std::lock_guard<std::mutex> its_lock(mutex_);
blocked_ = true;
// "start" the run method thread
condition_.notify_one();
}
}
else
{
is_registered_ = false;
}
}
void on_message(const std::shared_ptr<vsomeip::message>& _request)
{
number_of_received_messages_++;
number_of_received_messages_total_++;
// send response
app_->send(vsomeip::runtime::get()->create_response(_request));
}
void on_message_start_measuring(const std::shared_ptr<vsomeip::message>& _request)
{
(void)_request;
load_measurer_.start();
}
void on_message_stop_measuring(const std::shared_ptr<vsomeip::message>& _request)
{
(void)_request;
load_measurer_.stop();
VSOMEIP_DEBUG << "Received " << std::setw(4) << std::setfill('0')
<< number_of_received_messages_ << " messages. CPU load [%]: "
<< std::fixed << std::setprecision(2)
<< (std::isfinite(load_measurer_.get_cpu_load()) ? load_measurer_.get_cpu_load() : 0.0);
results_.push_back(std::isfinite(load_measurer_.get_cpu_load()) ? load_measurer_.get_cpu_load() : 0.0);
number_of_received_messages_ = 0;
}
void on_message_shutdown(
const std::shared_ptr<vsomeip::message>& _request)
{
(void)_request;
VSOMEIP_INFO << "Shutdown method was called, going down now.";
const double average_load(std::accumulate(results_.begin(), results_.end(), 0.0) / static_cast<double>(results_.size()));
VSOMEIP_INFO << "Received: " << number_of_received_messages_total_
<< " in total (excluding control messages). This caused: "
<< std::fixed << std::setprecision(2)
<< average_load << "% load in average (average of "
<< results_.size() << " measurements).";
std::vector<double> results_no_zero;
for(const auto &v : results_) {
if(v > 0.0) {
results_no_zero.push_back(v);
}
}
const double average_load_no_zero(std::accumulate(results_no_zero.begin(), results_no_zero.end(), 0.0) / static_cast<double>(results_no_zero.size()));
VSOMEIP_INFO << "Sent: " << number_of_received_messages_total_
<< " messages in total (excluding control messages). This caused: "
<< std::fixed << std::setprecision(2)
<< average_load_no_zero << "% load in average, if measured cpu load "
<< "was greater zero (average of "
<< results_no_zero.size() << " measurements).";
stop();
}
void run()
{
std::unique_lock<std::mutex> its_lock(mutex_);
while (!blocked_) {
condition_.wait(its_lock);
}
app_->offer_service(cpu_load_test::service_id, cpu_load_test::instance_id);
}
private:
std::shared_ptr<vsomeip::application> app_;
bool is_registered_;
std::mutex mutex_;
std::condition_variable condition_;
bool blocked_;
std::uint32_t number_of_received_messages_;
std::uint32_t number_of_received_messages_total_;
cpu_load_measurer load_measurer_;
std::vector<double> results_;
std::thread offer_thread_;
};
TEST(someip_payload_test, DISABLED_send_response_for_every_request)
{
cpu_load_test_service test_service;
if (test_service.init()) {
test_service.start();
}
}
#if defined(__linux__) || defined(ANDROID)
int main(int argc, char** argv)
{
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
#endif
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