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example.cpp
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example.cpp
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#include <cassert>
#include <iostream>
#include "state_machine.hpp"
enum class State {
ST_IDLE,
ST_START,
ST_CHANGE_SPEED,
ST_STOP
};
enum class Event {
SetSpeed,
Halt,
};
int main() {
fsm::StateMachine<State, Event> sm(State::ST_IDLE);
sm.AddTransition(State::ST_IDLE, Event::SetSpeed, State::ST_START);
sm.AddTransition(State::ST_START, Event::SetSpeed, State::ST_CHANGE_SPEED);
sm.AddTransition(State::ST_START, Event::Halt, State::ST_STOP);
sm.AddTransition(State::ST_CHANGE_SPEED, Event::Halt, State::ST_STOP);
assert(sm.GetCurrentState() == State::ST_IDLE);
sm.ProcessEvent(Event::SetSpeed);
assert(sm.GetCurrentState() == State::ST_START);
sm.ProcessEvent(Event::SetSpeed);
assert(sm.GetCurrentState() == State::ST_CHANGE_SPEED);
sm.ProcessEvent(Event::Halt);
assert(sm.GetCurrentState() == State::ST_STOP);
std::cout << "Test passed" << std::endl;
return 0;
}