From 19fcec84d8d7d21e796c7624e521b60d28ee21ed Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:45:59 +0200 Subject: Adding upstream version 16.2.11+ds. Signed-off-by: Daniel Baumann --- src/boost/libs/msm/test/OrthogonalDeferred2.cpp | 495 ++++++++++++++++++++++++ 1 file changed, 495 insertions(+) create mode 100644 src/boost/libs/msm/test/OrthogonalDeferred2.cpp (limited to 'src/boost/libs/msm/test/OrthogonalDeferred2.cpp') diff --git a/src/boost/libs/msm/test/OrthogonalDeferred2.cpp b/src/boost/libs/msm/test/OrthogonalDeferred2.cpp new file mode 100644 index 000000000..9e630cca3 --- /dev/null +++ b/src/boost/libs/msm/test/OrthogonalDeferred2.cpp @@ -0,0 +1,495 @@ +// Copyright 2010 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) + +#include +// back-end +#include +//front-end +#include +#include + +#ifndef BOOST_MSM_NONSTANDALONE_TEST +#define BOOST_TEST_MODULE MyTest +#endif +#include + +namespace msm = boost::msm; +namespace mpl = boost::mpl; +using namespace boost::msm::front; + +namespace +{ + // events + struct play {}; + struct end_pause {}; + struct stop {}; + struct pause {}; + struct open_close {}; + struct NextSong {}; + struct PreviousSong {}; + struct error_found {}; + struct end_error {}; + struct do_terminate {}; + + // Flags. Allow information about a property of the current state + struct PlayingPaused{}; + struct CDLoaded {}; + struct FirstSongPlaying {}; + + // A "complicated" event type that carries some data. + struct cd_detected + { + cd_detected(std::string name) + : name(name) + {} + + std::string name; + }; + + // front-end: define the FSM structure + struct player_ : public msm::front::state_machine_def + { + // we want deferred events and no state requires deferred events (only the fsm in the + // transition table), so the fsm does. + typedef int activate_deferred_events; + + unsigned int start_playback_counter; + unsigned int can_close_drawer_counter; + unsigned int report_error_counter; + unsigned int report_end_error_counter; + + player_(): + start_playback_counter(0), + can_close_drawer_counter(0), + report_error_counter(0), + report_end_error_counter(0) + {} + // The list of FSM states + struct Empty : public msm::front::state<> + { + template + void on_entry(Event const&,FSM& ) {++entry_counter;} + template + void on_exit(Event const&,FSM& ) {++exit_counter;} + int entry_counter; + int exit_counter; + }; + struct Open : public msm::front::state<> + { + typedef mpl::vector1 flag_list; + + template + void on_entry(Event const&,FSM& ) {++entry_counter;} + template + void on_exit(Event const&,FSM& ) {++exit_counter;} + int entry_counter; + int exit_counter; + }; + + struct Stopped : public msm::front::state<> + { + typedef mpl::vector1 flag_list; + + template + void on_entry(Event const&,FSM& ) {++entry_counter;} + template + void on_exit(Event const&,FSM& ) {++exit_counter;} + int entry_counter; + int exit_counter; + }; + + // the player state machine contains a state which is himself a state machine + // as you see, no need to declare it anywhere so Playing can be developed separately + // by another team in another module. For simplicity I just declare it inside player + struct Playing_ : public msm::front::state_machine_def + { + // when playing, the CD is loaded and we are in either pause or playing (duh) + typedef mpl::vector2 flag_list; + + template + void on_entry(Event const&,FSM& ) {++entry_counter;} + template + void on_exit(Event const&,FSM& ) {++exit_counter;} + int entry_counter; + int exit_counter; + unsigned int start_next_song_counter; + unsigned int start_prev_song_guard_counter; + + Playing_(): + start_next_song_counter(0), + start_prev_song_guard_counter(0) + {} + + // The list of FSM states + struct Song1 : public msm::front::state<> + { + typedef mpl::vector1 flag_list; + + template + void on_entry(Event const&,FSM& ) {++entry_counter;} + template + void on_exit(Event const&,FSM& ) {++exit_counter;} + int entry_counter; + int exit_counter; + }; + struct Song2 : public msm::front::state<> + { + template + void on_entry(Event const&,FSM& ) {++entry_counter;} + template + void on_exit(Event const&,FSM& ) {++exit_counter;} + int entry_counter; + int exit_counter; + }; + struct Song3 : public msm::front::state<> + { + template + void on_entry(Event const&,FSM& ) {++entry_counter;} + template + void on_exit(Event const&,FSM& ) {++exit_counter;} + int entry_counter; + int exit_counter; + }; + // the initial state. Must be defined + typedef Song1 initial_state; + // transition actions + void start_next_song(NextSong const&) {++start_next_song_counter; } + void start_prev_song(PreviousSong const&) { } + // guard conditions + bool start_prev_song_guard(PreviousSong const&) {++start_prev_song_guard_counter;return true; } + + typedef Playing_ pl; // makes transition table cleaner + // Transition table for Playing + struct transition_table : mpl::vector4< + // Start Event Next Action Guard + // +---------+-------------+---------+---------------------+----------------------+ + _row < Song1 , NextSong , Song2 >, + row < Song2 , PreviousSong, Song1 , &pl::start_prev_song,&pl::start_prev_song_guard>, + a_row < Song2 , NextSong , Song3 , &pl::start_next_song >, + g_row < Song3 , PreviousSong, Song2 ,&pl::start_prev_song_guard> + // +---------+-------------+---------+---------------------+----------------------+ + > {}; + // Replaces the default no-transition response. + template + void no_transition(Event const&, FSM&,int) + { + BOOST_FAIL("no_transition called!"); + } + }; + // back-end + typedef msm::back::state_machine Playing; + + // state not defining any entry or exit + struct Paused : public msm::front::state<> + { + typedef mpl::vector2 flag_list; + + template + void on_entry(Event const&,FSM& ) {++entry_counter;} + template + void on_exit(Event const&,FSM& ) {++exit_counter;} + int entry_counter; + int exit_counter; + }; + struct AllOk : public msm::front::state<> + { + template + void on_entry(Event const&,FSM& ) {++entry_counter;} + template + void on_exit(Event const&,FSM& ) {++exit_counter;} + int entry_counter; + int exit_counter; + }; + // this state is also made terminal so that all the events are blocked + struct ErrorMode : //public msm::front::terminate_state<> // ErrorMode terminates the state machine + public msm::front::interrupt_state // ErroMode just interrupts. Will resume if + // the event end_error is generated + { + template + void on_entry(Event const&,FSM& ) {++entry_counter;} + template + void on_exit(Event const&,FSM& ) {++exit_counter;} + int entry_counter; + int exit_counter; + }; + struct ErrorTerminate : public msm::front::terminate_state<> // terminates the state machine + { + template + void on_entry(Event const&,FSM& ) {++entry_counter;} + template + void on_exit(Event const&,FSM& ) {++exit_counter;} + int entry_counter; + int exit_counter; + }; + // the initial state of the player SM. Must be defined + typedef mpl::vector initial_state; + + // transition actions + void start_playback(play const&) {++start_playback_counter; } + void open_drawer(open_close const&) { } + void store_cd_info(cd_detected const&) { } + void stop_playback(stop const&) { } + void pause_playback(pause const&) { } + void resume_playback(end_pause const&) { } + void stop_and_open(open_close const&) { } + void stopped_again(stop const&){} + void report_error(error_found const&) {++report_error_counter;} + void report_end_error(end_error const&) {++report_end_error_counter;} + + //guards + bool can_close_drawer(open_close const&) + { + ++can_close_drawer_counter; + return true; + } + typedef player_ p; // makes transition table cleaner + + // Transition table for player + struct transition_table : mpl::vector< + // Start Event Next Action Guard + // +---------+-------------+---------+---------------------+----------------------+ + a_row < Stopped , play , Playing , &p::start_playback >, + a_row < Stopped , open_close , Open , &p::open_drawer >, + _row < Stopped , stop , Stopped >, + // +---------+-------------+---------+---------------------+----------------------+ + g_row < Open , open_close , Empty , &p::can_close_drawer >, + Row < Open , play , none , Defer , none >, + // +---------+-------------+---------+---------------------+----------------------+ + a_row < Empty , open_close , Open , &p::open_drawer >, + a_row < Empty , cd_detected , Stopped , &p::store_cd_info >, + Row < Empty , play , none , Defer , none >, + // +---------+-------------+---------+---------------------+----------------------+ + a_row < Playing , stop , Stopped , &p::stop_playback >, + a_row < Playing , pause , Paused , &p::pause_playback >, + a_row < Playing , open_close , Open , &p::stop_and_open >, + // +---------+-------------+---------+---------------------+----------------------+ + a_row < Paused , end_pause , Playing , &p::resume_playback >, + a_row < Paused , stop , Stopped , &p::stop_playback >, + a_row < Paused , open_close , Open , &p::stop_and_open >, + // +---------+-------------+---------+---------------------+----------------------+ + a_row < AllOk , error_found ,ErrorMode, &p::report_error >, + a_row , + _row < AllOk , do_terminate,ErrorTerminate > + // +---------+-------------+---------+---------------------+----------------------+ + > {}; + + // Replaces the default no-transition response. + template + void no_transition(Event const& , FSM&,int) + { + BOOST_FAIL("no_transition called!"); + } + // init counters + template + void on_entry(Event const&,FSM& fsm) + { + fsm.template get_state().entry_counter=0; + fsm.template get_state().exit_counter=0; + fsm.template get_state().entry_counter=0; + fsm.template get_state().exit_counter=0; + fsm.template get_state().entry_counter=0; + fsm.template get_state().exit_counter=0; + fsm.template get_state().entry_counter=0; + fsm.template get_state().exit_counter=0; + fsm.template get_state().template get_state().entry_counter=0; + fsm.template get_state().template get_state().exit_counter=0; + fsm.template get_state().template get_state().entry_counter=0; + fsm.template get_state().template get_state().exit_counter=0; + fsm.template get_state().template get_state().entry_counter=0; + fsm.template get_state().template get_state().exit_counter=0; + fsm.template get_state().entry_counter=0; + fsm.template get_state().exit_counter=0; + fsm.template get_state().entry_counter=0; + fsm.template get_state().exit_counter=0; + fsm.template get_state().entry_counter=0; + fsm.template get_state().exit_counter=0; + fsm.template get_state().entry_counter=0; + fsm.template get_state().exit_counter=0; + } + }; + // Pick a back-end + typedef msm::back::state_machine player; + + //static char const* const state_names[] = { "Stopped", "Open", "Empty", "Playing", "Paused","AllOk","ErrorMode" }; + + BOOST_AUTO_TEST_CASE( my_test ) + { + player p; + // needed to start the highest-level SM. This will call on_entry and mark the start of the SM + p.start(); + // test deferred event + // deferred in Empty and Open, will be handled only after event cd_detected + p.process_event(play()); + BOOST_CHECK_MESSAGE(p.current_state()[0] == 2,"Empty should be active"); //Empty + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 0,"Open exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 0,"Playing entry not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 1,"Empty entry not called correctly"); + //flags + BOOST_CHECK_MESSAGE(p.is_flag_active() == false,"CDLoaded should not be active"); + + p.process_event(open_close()); + BOOST_CHECK_MESSAGE(p.current_state()[0] == 1,"Open should be active"); //Open + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 1,"Empty exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 1,"Open entry not called correctly"); + + p.process_event(open_close()); + BOOST_CHECK_MESSAGE(p.current_state()[0] == 2,"Empty should be active"); //Empty + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 1,"Open exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 2,"Empty entry not called correctly"); + BOOST_CHECK_MESSAGE(p.can_close_drawer_counter == 1,"guard not called correctly"); + + //deferred event should have been processed + p.process_event(cd_detected("louie, louie")); + BOOST_CHECK_MESSAGE(p.current_state()[0] == 3,"Playing should be active"); //Playing + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 2,"Empty exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 1,"Stopped entry not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 1,"Stopped exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 1,"Playing entry not called correctly"); + BOOST_CHECK_MESSAGE(p.start_playback_counter == 1,"action not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().current_state()[0] == 0,"Song1 should be active"); + BOOST_CHECK_MESSAGE( + p.get_state().get_state().entry_counter == 1, + "Song1 entry not called correctly"); + + //flags + BOOST_CHECK_MESSAGE(p.is_flag_active() == true,"PlayingPaused should be active"); + BOOST_CHECK_MESSAGE(p.is_flag_active() == true,"FirstSongPlaying should be active"); + + + p.process_event(NextSong()); + BOOST_CHECK_MESSAGE(p.current_state()[0] == 3,"Playing should be active"); //Playing + BOOST_CHECK_MESSAGE(p.get_state().current_state()[0] == 1,"Song2 should be active"); + BOOST_CHECK_MESSAGE( + p.get_state().get_state().entry_counter == 1, + "Song2 entry not called correctly"); + BOOST_CHECK_MESSAGE( + p.get_state().get_state().exit_counter == 1, + "Song1 exit not called correctly"); + BOOST_CHECK_MESSAGE( + p.get_state().start_next_song_counter == 0, + "submachine action not called correctly"); + + p.process_event(NextSong()); + BOOST_CHECK_MESSAGE(p.current_state()[0] == 3,"Playing should be active"); //Playing + BOOST_CHECK_MESSAGE(p.get_state().current_state()[0] == 2,"Song3 should be active"); + BOOST_CHECK_MESSAGE( + p.get_state().get_state().entry_counter == 1, + "Song3 entry not called correctly"); + BOOST_CHECK_MESSAGE( + p.get_state().get_state().exit_counter == 1, + "Song2 exit not called correctly"); + BOOST_CHECK_MESSAGE( + p.get_state().start_next_song_counter == 1, + "submachine action not called correctly"); + + p.process_event(PreviousSong()); + BOOST_CHECK_MESSAGE(p.current_state()[0] == 3,"Playing should be active"); //Playing + BOOST_CHECK_MESSAGE(p.get_state().current_state()[0] == 1,"Song2 should be active"); + BOOST_CHECK_MESSAGE( + p.get_state().get_state().entry_counter == 2, + "Song2 entry not called correctly"); + BOOST_CHECK_MESSAGE( + p.get_state().get_state().exit_counter == 1, + "Song3 exit not called correctly"); + BOOST_CHECK_MESSAGE( + p.get_state().start_prev_song_guard_counter == 1, + "submachine guard not called correctly"); + //flags + BOOST_CHECK_MESSAGE(p.is_flag_active() == true,"PlayingPaused should be active"); + BOOST_CHECK_MESSAGE(p.is_flag_active() == false,"FirstSongPlaying should not be active"); + + p.process_event(pause()); + BOOST_CHECK_MESSAGE(p.current_state()[0] == 4,"Paused should be active"); //Paused + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 1,"Playing exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 1,"Paused entry not called correctly"); + //flags + BOOST_CHECK_MESSAGE(p.is_flag_active() == true,"PlayingPaused should be active"); + + // go back to Playing + p.process_event(end_pause()); + BOOST_CHECK_MESSAGE(p.current_state()[0] == 3,"Playing should be active"); //Playing + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 1,"Paused exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 2,"Playing entry not called correctly"); + + p.process_event(pause()); + BOOST_CHECK_MESSAGE(p.current_state()[0] == 4,"Paused should be active"); //Paused + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 2,"Playing exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 2,"Paused entry not called correctly"); + + p.process_event(stop()); + BOOST_CHECK_MESSAGE(p.current_state()[0] == 0,"Stopped should be active"); //Stopped + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 2,"Paused exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 2,"Stopped entry not called correctly"); + //flags + BOOST_CHECK_MESSAGE(p.is_flag_active() == false,"PlayingPaused should not be active"); + BOOST_CHECK_MESSAGE(p.is_flag_active() == true,"CDLoaded should be active"); + //BOOST_CHECK_MESSAGE(p.is_flag_active() == false,"CDLoaded with AND should not be active"); + + p.process_event(stop()); + BOOST_CHECK_MESSAGE(p.current_state()[0] == 0,"Stopped should be active"); //Stopped + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 2,"Stopped exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 3,"Stopped entry not called correctly"); + + //test interrupt + BOOST_CHECK_MESSAGE(p.current_state()[1] == 5,"AllOk should be active"); //AllOk + p.process_event(error_found()); + BOOST_CHECK_MESSAGE(p.current_state()[1] == 6,"ErrorMode should be active"); //ErrorMode + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 1,"AllOk exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 1,"ErrorMode entry not called correctly"); + + // try generating more events + p.process_event(play()); + BOOST_CHECK_MESSAGE(p.current_state()[1] == 6,"ErrorMode should be active"); //ErrorMode + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 1,"AllOk exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 1,"ErrorMode entry not called correctly"); + BOOST_CHECK_MESSAGE(p.current_state()[0] == 0,"Stopped should be active"); //Stopped + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 2,"Stopped exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 3,"Stopped entry not called correctly"); + + p.process_event(end_error()); + BOOST_CHECK_MESSAGE(p.current_state()[1] == 5,"AllOk should be active"); //AllOk + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 1,"ErrorMode exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 2,"AllOk entry not called correctly"); + + p.process_event(play()); + BOOST_CHECK_MESSAGE(p.current_state()[0] == 3,"Playing should be active"); //Playing + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 3,"Stopped exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 3,"Playing entry not called correctly"); + + //test terminate + BOOST_CHECK_MESSAGE(p.current_state()[1] == 5,"AllOk should be active"); //AllOk + p.process_event(do_terminate()); + BOOST_CHECK_MESSAGE(p.current_state()[1] == 7,"ErrorTerminate should be active"); //ErrorTerminate + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 2,"AllOk exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 1,"ErrorTerminate entry not called correctly"); + + // try generating more events + p.process_event(stop()); + BOOST_CHECK_MESSAGE(p.current_state()[1] == 7,"ErrorTerminate should be active"); //ErrorTerminate + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 0,"ErrorTerminate exit not called correctly"); + BOOST_CHECK_MESSAGE(p.current_state()[0] == 3,"Playing should be active"); //Playing + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 2,"Playing exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 3,"Stopped entry not called correctly"); + + p.process_event(end_error()); + BOOST_CHECK_MESSAGE(p.current_state()[1] == 7,"ErrorTerminate should be active"); //ErrorTerminate + BOOST_CHECK_MESSAGE(p.current_state()[0] == 3,"Playing should be active"); //Playing + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 2,"Playing exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 3,"Stopped entry not called correctly"); + + p.process_event(stop()); + BOOST_CHECK_MESSAGE(p.current_state()[1] == 7,"ErrorTerminate should be active"); //ErrorTerminate + BOOST_CHECK_MESSAGE(p.current_state()[0] == 3,"Playing should be active"); //Playing + BOOST_CHECK_MESSAGE(p.get_state().exit_counter == 2,"Playing exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state().entry_counter == 3,"Stopped entry not called correctly"); + + } +} + -- cgit v1.2.3