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Diffstat (limited to 'src/boost/libs/msm/test/TestDeferAndMessageQueue3.cpp')
| -rw-r--r-- | src/boost/libs/msm/test/TestDeferAndMessageQueue3.cpp | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/src/boost/libs/msm/test/TestDeferAndMessageQueue3.cpp b/src/boost/libs/msm/test/TestDeferAndMessageQueue3.cpp new file mode 100644 index 000000000..ed4e63427 --- /dev/null +++ b/src/boost/libs/msm/test/TestDeferAndMessageQueue3.cpp @@ -0,0 +1,158 @@ +// Copyright 2017 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 <iostream> +// back-end +#include <boost/msm/back/state_machine.hpp> +//front-end +#include <boost/msm/front/state_machine_def.hpp> +#include <boost/msm/front/functor_row.hpp> + +#include <boost/test/unit_test.hpp> + +namespace msm = boost::msm; +namespace mpl = boost::mpl; +using namespace boost::msm::front; + +namespace +{ + // events + struct event1 {}; + struct event2 {}; + struct event3 {}; + struct eventd {}; + + + // front-end: define the FSM structure + struct player_ : public msm::front::state_machine_def<player_> + { + // in this test, we inverse the order deferred queue / event queue + typedef int event_queue_before_deferred_queue; + + player_() + :expected_action_counter(0),expected_action2_counter(0) + {} + // The list of FSM states + struct State11 : public msm::front::state<> + { + typedef mpl::vector<eventd> deferred_events; + + template <class Event,class FSM> + void on_entry(Event const&,FSM& ) {++entry_counter;} + template <class Event,class FSM> + void on_exit(Event const&,FSM& ) {++exit_counter;} + int entry_counter; + int exit_counter; + }; + struct State12 : public msm::front::state<> + { + template <class Event,class FSM> + void on_entry(Event const&,FSM& ) {++entry_counter;} + template <class Event,class FSM> + void on_exit(Event const&,FSM& ) {++exit_counter;} + int entry_counter; + int exit_counter; + }; + struct State13 : public msm::front::state<> + { + template <class Event,class FSM> + void on_entry(Event const&,FSM& ) {++entry_counter;} + template <class Event,class FSM> + void on_exit(Event const&,FSM& ) {++exit_counter;} + int entry_counter; + int exit_counter; + }; + struct enqueue_action + { + template <class EVT,class FSM,class SourceState,class TargetState> + void operator()(EVT const& ,FSM& fsm,SourceState& ,TargetState& ) + { + fsm.template process_event(event2()); + } + }; + struct expected_action + { + template <class EVT,class FSM,class SourceState,class TargetState> + void operator()(EVT const& ,FSM& fsm,SourceState& ,TargetState& ) + { + ++fsm.expected_action_counter; + } + }; + struct expected_action2 + { + template <class EVT,class FSM,class SourceState,class TargetState> + void operator()(EVT const& ,FSM& fsm,SourceState& ,TargetState& ) + { + ++fsm.expected_action2_counter; + } + }; + // the initial state of the player SM. Must be defined + typedef mpl::vector<State11> initial_state; + + + // Transition table for player + struct transition_table : mpl::vector< + // Start Event Next Action Guard + // +---------+-------------+---------+---------------------+----------------------+ + Row < State11 , event1 , State12 , enqueue_action >, + Row < State12 , event2 , State13 , expected_action2 >, + Row < State12 , eventd , State13 , expected_action >, + Row < State13 , event2 , State11 >, + Row < State13 , eventd , State11 > + // +---------+-------------+---------+---------------------+----------------------+ + > {}; + + // Replaces the default no-transition response. + template <class FSM,class Event> + void no_transition(Event const& , FSM&,int ) + { + BOOST_FAIL("no_transition called!"); + } + // init counters + template <class Event,class FSM> + void on_entry(Event const&,FSM& fsm) + { + fsm.template get_state<player_::State11&>().entry_counter=0; + fsm.template get_state<player_::State11&>().exit_counter=0; + fsm.template get_state<player_::State12&>().entry_counter=0; + fsm.template get_state<player_::State12&>().exit_counter=0; + fsm.template get_state<player_::State13&>().entry_counter=0; + fsm.template get_state<player_::State13&>().exit_counter=0; + } + int expected_action_counter; + int expected_action2_counter; + }; + // Pick a back-end + typedef msm::back::state_machine<player_> player; + + BOOST_AUTO_TEST_CASE( TestDeferAndMessageQueue2 ) + { + player p; + // needed to start the highest-level SM. This will call on_entry and mark the start of the SM + p.start(); + + p.process_event(eventd()); + BOOST_CHECK_MESSAGE(p.current_state()[0] == 0,"State11 should be active"); + BOOST_CHECK_MESSAGE(p.get_state<player_::State11&>().entry_counter == 1,"State11 entry not called correctly"); + + p.process_event(event1()); + BOOST_CHECK_MESSAGE(p.current_state()[0] == 0,"State11 should be active"); + BOOST_CHECK_MESSAGE(p.get_state<player_::State11&>().exit_counter == 1,"State11 exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state<player_::State12&>().entry_counter == 1,"State12 entry not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state<player_::State12&>().exit_counter == 1,"State12 exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state<player_::State11&>().entry_counter == 2,"State11 entry not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state<player_::State13&>().exit_counter == 1,"State13 exit not called correctly"); + BOOST_CHECK_MESSAGE(p.get_state<player_::State13&>().entry_counter == 1,"State13 entry not called correctly"); + BOOST_CHECK_MESSAGE(p.expected_action_counter == 0,"expected_action should have been called"); + BOOST_CHECK_MESSAGE(p.expected_action2_counter == 1,"expected_action2 should not have been called"); + } +} + + |