mirror of
https://github.com/boostorg/msm.git
synced 2026-01-19 04:22:11 +00:00
2d87fa9145
First version of the backmp11 backend. Contains: - favor_runtime_speed policy that mainly replaces MPL with Mp11 - favor_compile_time that uses a new mechanism with dispatch tables per state
138 lines
7.4 KiB
C++
138 lines
7.4 KiB
C++
// Copyright 2024 Christophe Henry
|
|
// henry UNDERSCORE christophe AT hotmail DOT com
|
|
// This is an extended version of the state machine available in the boost::mpl library
|
|
// Distributed under the same license as the original.
|
|
// Copyright for the original version:
|
|
// Copyright 2005 David Abrahams and Aleksey Gurtovoy. Distributed
|
|
// under the Boost Software License, Version 1.0. (See accompanying
|
|
// file LICENSE_1_0.txt or copy at
|
|
// http://www.boost.org/LICENSE_1_0.txt)
|
|
|
|
|
|
// back-end
|
|
#include "BackCommon.hpp"
|
|
//front-end
|
|
#include <boost/msm/front/state_machine_def.hpp>
|
|
#include <boost/msm/front/puml/puml.hpp>
|
|
#include "PumlCommon.hpp"
|
|
|
|
#ifndef BOOST_MSM_NONSTANDALONE_TEST
|
|
#define BOOST_TEST_MODULE simple_with_puml_test
|
|
#endif
|
|
#include <boost/test/unit_test.hpp>
|
|
|
|
using namespace std;
|
|
namespace msm = boost::msm;
|
|
using namespace msm::front;
|
|
using namespace msm::front::puml;
|
|
|
|
namespace
|
|
{
|
|
|
|
|
|
// front-end: define the FSM structure
|
|
struct player_ : public msm::front::state_machine_def<player_>
|
|
{
|
|
unsigned int start_playback_counter=0;
|
|
unsigned int can_close_drawer_counter=0;
|
|
unsigned int test_fct_counter=0;
|
|
BOOST_MSM_PUML_DECLARE_TABLE(
|
|
R"(
|
|
@startuml Player
|
|
skinparam linetype polyline
|
|
state Player{
|
|
[*]-> Empty
|
|
Stopped -> Playing2 : play / TestFct,start_playback [DummyGuard]
|
|
Stopped -> Open : open_close / open_drawer
|
|
Stopped -> Stopped : stop
|
|
|
|
Open -> Empty : open_close / close_drawer [can_close_drawer]
|
|
Empty --> Open : open_close / open_drawer
|
|
Empty ---> Stopped : cd_detected / store_cd_info2 [good_disk_format && always_true]
|
|
Playing2 --> Stopped : stop / stop_playback
|
|
Playing2 -> Paused : pause / pause_playback
|
|
Playing2 --> Open : open_close / stop_and_open
|
|
Paused -> Playing2 : end_pause / resume_playback2
|
|
Paused --> Stopped : stop / stop_playback
|
|
Paused --> Open : open_close / stop_and_open
|
|
}
|
|
@enduml
|
|
)"
|
|
)
|
|
|
|
// Replaces the default no-transition response.
|
|
template <class FSM,class Event>
|
|
void no_transition(Event const&, FSM&,int)
|
|
{
|
|
BOOST_FAIL("no_transition called!");
|
|
}
|
|
};
|
|
// Pick a back-end
|
|
typedef get_test_machines<player_> players;
|
|
|
|
|
|
BOOST_AUTO_TEST_CASE_TEMPLATE( simple_with_puml_test, player, players )
|
|
{
|
|
player p;
|
|
|
|
p.start();
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Empty")>&>().entry_counter == 1, "Empty entry not called correctly");
|
|
|
|
p.process_event(Event<by_name("open_close")>{});
|
|
BOOST_CHECK_MESSAGE(p.current_state()[0] == 1,"Open should be active"); //Open
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Empty")>&>().exit_counter == 1,"Empty exit not called correctly");
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Open")>&>().entry_counter == 1,"Open entry not called correctly");
|
|
|
|
p.process_event(Event<by_name("open_close")>{});
|
|
BOOST_CHECK_MESSAGE(p.current_state()[0] == 2,"Empty should be active"); //Empty
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Open")>&>().exit_counter == 1,"Open exit not called correctly");
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Empty")>&>().entry_counter == 2,"Empty entry not called correctly");
|
|
BOOST_CHECK_MESSAGE(p.can_close_drawer_counter == 1,"guard not called correctly");
|
|
|
|
p.process_event(Event<by_name("cd_detected")>{"louie, louie", DISK_DVD});
|
|
|
|
BOOST_CHECK_MESSAGE(p.current_state()[0] == 2,"Empty should be active"); //Empty
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Open")>&>().exit_counter == 1,"Open exit not called correctly");
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Empty")>&>().entry_counter == 2,"Empty entry not called correctly");
|
|
|
|
p.process_event(Event<by_name("cd_detected")>{"louie, louie", DISK_CD});
|
|
BOOST_CHECK_MESSAGE(p.current_state()[0] == 3,"Playing2 should be active"); //Playing2
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Empty")>&>().exit_counter == 2,"Empty exit not called correctly");
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Stopped")>&>().entry_counter == 1,"Stopped entry not called correctly");
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Stopped")>&>().exit_counter == 1,"Stopped exit not called correctly");
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Playing2")>&>().entry_counter == 1,"Playing2 entry not called correctly");
|
|
BOOST_CHECK_MESSAGE(p.start_playback_counter == 1,"action not called correctly");
|
|
BOOST_CHECK_MESSAGE(p.test_fct_counter == 1,"action not called correctly");
|
|
|
|
p.process_event(Event<by_name("pause")>{});
|
|
BOOST_CHECK_MESSAGE(p.current_state()[0] == 4,"Paused should be active"); //Paused
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Playing2")>&>().exit_counter == 1,"Playing2 exit not called correctly");
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Paused")>&>().entry_counter == 1,"Paused entry not called correctly");
|
|
|
|
// go back to Playing2
|
|
p.process_event(Event<by_name("end_pause")>{});
|
|
BOOST_CHECK_MESSAGE(p.current_state()[0] == 3,"Playing2 should be active"); //Playing2
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Paused")>&>().exit_counter == 1,"Paused exit not called correctly");
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Playing2")>&>().entry_counter == 2,"Playing2 entry not called correctly");
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Playing2")>&>().event_counter == 1,"Playing2 event counter incorrect");
|
|
|
|
p.process_event(Event<by_name("pause")>{});
|
|
BOOST_CHECK_MESSAGE(p.current_state()[0] == 4,"Paused should be active"); //Paused
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Playing2")>&>().exit_counter == 2,"Playing2 exit not called correctly");
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Paused")>&>().entry_counter == 2,"Paused entry not called correctly");
|
|
|
|
p.process_event(Event<by_name("stop")>{});
|
|
BOOST_CHECK_MESSAGE(p.current_state()[0] == 0,"Stopped should be active"); //Stopped
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Paused")>&>().exit_counter == 2,"Paused exit not called correctly");
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Stopped")>&>().entry_counter == 2,"Stopped entry not called correctly");
|
|
|
|
p.process_event(Event<by_name("stop")>{});
|
|
BOOST_CHECK_MESSAGE(p.current_state()[0] == 0,"Stopped should be active"); //Stopped
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Stopped")>&>().exit_counter == 2,"Stopped exit not called correctly");
|
|
BOOST_CHECK_MESSAGE(p.template get_state<State<by_name("Stopped")>&>().entry_counter == 3,"Stopped entry not called correctly");
|
|
|
|
}
|
|
}
|
|
|
|
using backmp11_fsm = boost::msm::backmp11::state_machine<player_, boost::msm::backmp11::favor_compile_time>;
|
|
BOOST_MSM_BACKMP11_GENERATE_DISPATCH_TABLE(backmp11_fsm); |