mirror of
https://github.com/FairRootGroup/FairMQ.git
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101 lines
2.5 KiB
C++
101 lines
2.5 KiB
C++
/********************************************************************************
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* Copyright (C) 2014-2018 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *
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* *
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* This software is distributed under the terms of the *
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* GNU Lesser General Public Licence (LGPL) version 3, *
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* copied verbatim in the file "LICENSE" *
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********************************************************************************/
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#include <FairMQDevice.h>
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#include <FairMQLogger.h>
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#include <gtest/gtest.h>
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#include <vector>
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#include <thread>
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namespace
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{
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using namespace std;
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using namespace fair::mq;
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class SlowDevice : public FairMQDevice
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{
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public:
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SlowDevice() = default;
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protected:
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void Init() override
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{
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this_thread::sleep_for(chrono::milliseconds(100));
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}
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};
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void transitionTo(const vector<State>& states, int numExpectedStates)
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{
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FairMQDevice device;
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thread t([&] {
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for (const auto& s : states) {
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device.TransitionTo(s);
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}
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});
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int numStates = 0;
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device.SubscribeToStateChange("testRunner", [&numStates](State /* state */) {
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numStates++;
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});
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device.RunStateMachine();
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if (t.joinable()) {
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t.join();
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}
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LOG(info) << "expected " << numExpectedStates << ", encountered " << numStates << " states";
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EXPECT_EQ(numStates, numExpectedStates);
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}
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TEST(Transitions, TransitionTo)
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{
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transitionTo({State::Exiting}, 2);
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transitionTo({State::InitializingDevice, State::Initialized, State::Exiting}, 6);
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transitionTo({State::Initialized, State::Exiting}, 6);
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transitionTo({State::DeviceReady, State::Bound, State::Running, State::Exiting}, 24);
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transitionTo({State::Ready, State::Exiting}, 14);
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transitionTo({State::Running, State::Exiting}, 16);
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}
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TEST(Transitions, ConcurrentTransitionTos)
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{
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fair::Logger::SetConsoleSeverity("debug");
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SlowDevice slowDevice;
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vector<State> states({State::Ready, State::Exiting});
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thread t1([&] {
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for (const auto& s : states) {
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slowDevice.TransitionTo(s);
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}
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});
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thread t2([&] {
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this_thread::sleep_for(chrono::milliseconds(50));
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ASSERT_THROW(slowDevice.TransitionTo(State::Exiting), OngoingTransition);
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});
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slowDevice.RunStateMachine();
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if (t1.joinable()) {
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t1.join();
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}
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if (t2.joinable()) {
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t2.join();
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}
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}
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} // namespace
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