1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
|
// 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)
// EUML is not supported by backmp11
#define BOOST_MSM_TEST_SKIP_BACKMP11
#include "BackCommon.hpp"
#include <boost/msm/front/euml/euml.hpp>
#ifndef BOOST_MSM_NONSTANDALONE_TEST
#define BOOST_TEST_MODULE composite_euml_test
#endif
#include <boost/test/unit_test.hpp>
using namespace std;
using namespace boost::msm::front::euml;
namespace msm = boost::msm;
namespace
{
// A "complicated" event type that carries some data.
enum DiskTypeEnum
{
DISK_CD=0,
DISK_DVD=1
};
// events
BOOST_MSM_EUML_EVENT(play)
BOOST_MSM_EUML_EVENT(end_pause)
BOOST_MSM_EUML_EVENT(stop)
BOOST_MSM_EUML_EVENT(pause)
BOOST_MSM_EUML_EVENT(open_close)
BOOST_MSM_EUML_EVENT(next_song)
BOOST_MSM_EUML_EVENT(previous_song)
BOOST_MSM_EUML_EVENT(region2_evt)
// A "complicated" event type that carries some data.
BOOST_MSM_EUML_DECLARE_ATTRIBUTE(std::string,cd_name)
BOOST_MSM_EUML_DECLARE_ATTRIBUTE(DiskTypeEnum,cd_type)
BOOST_MSM_EUML_ATTRIBUTES((attributes_ << cd_name << cd_type ), cd_detected_attributes)
BOOST_MSM_EUML_EVENT_WITH_ATTRIBUTES(cd_detected,cd_detected_attributes)
//states
BOOST_MSM_EUML_DECLARE_ATTRIBUTE(unsigned int,entry_counter)
BOOST_MSM_EUML_DECLARE_ATTRIBUTE(unsigned int,exit_counter)
BOOST_MSM_EUML_STATE(( ++state_(entry_counter),++state_(exit_counter),attributes_ << entry_counter << exit_counter),Empty)
BOOST_MSM_EUML_STATE(( ++state_(entry_counter),++state_(exit_counter),attributes_ << entry_counter << exit_counter),Open)
BOOST_MSM_EUML_STATE(( ++state_(entry_counter),++state_(exit_counter),attributes_ << entry_counter << exit_counter),Stopped)
BOOST_MSM_EUML_STATE(( ++state_(entry_counter),++state_(exit_counter),attributes_ << entry_counter << exit_counter),Paused)
// State machine attributes.
BOOST_MSM_EUML_DECLARE_ATTRIBUTE(unsigned int,start_next_song_counter)
BOOST_MSM_EUML_DECLARE_ATTRIBUTE(unsigned int,start_prev_song_guard_counter)
BOOST_MSM_EUML_DECLARE_ATTRIBUTE(unsigned int,start_playback_counter)
BOOST_MSM_EUML_DECLARE_ATTRIBUTE(unsigned int,can_close_drawer_counter)
BOOST_MSM_EUML_DECLARE_ATTRIBUTE(unsigned int,test_fct_counter)
// Playing is now a state machine itself.
// It has 5 substates
BOOST_MSM_EUML_STATE(( ++state_(entry_counter),++state_(exit_counter),attributes_ << entry_counter << exit_counter),Song1)
BOOST_MSM_EUML_STATE(( ++state_(entry_counter),++state_(exit_counter),attributes_ << entry_counter << exit_counter),Song2)
BOOST_MSM_EUML_STATE(( ++state_(entry_counter),++state_(exit_counter),attributes_ << entry_counter << exit_counter),Song3)
BOOST_MSM_EUML_STATE(( ++state_(entry_counter),++state_(exit_counter),attributes_ << entry_counter << exit_counter),Region2State1)
BOOST_MSM_EUML_STATE(( ++state_(entry_counter),++state_(exit_counter),attributes_ << entry_counter << exit_counter),Region2State2)
template<template <typename...> class Back, typename Policy = void>
struct hierarchical_state_machine
{
// Playing has a transition table
BOOST_MSM_EUML_TRANSITION_TABLE((
// +------------------------------------------------------------------------------+
Song2 == Song1 + next_song ,
Song1 == Song2 + previous_song [True_()] / ++fsm_(start_prev_song_guard_counter) ,
Song3 == Song2 + next_song / ++fsm_(start_next_song_counter) ,
Song2 == Song3 + previous_song [True_()] / ++fsm_(start_prev_song_guard_counter) ,
Region2State2 == Region2State1 + region2_evt
// +------------------------------------------------------------------------------+
),playing_transition_table )
BOOST_MSM_EUML_DECLARE_STATE_MACHINE( (playing_transition_table, //STT
init_ << Song1 << Region2State1, // Init State
++state_(entry_counter), // Entry
++state_(exit_counter), // Exit
attributes_ << entry_counter << exit_counter
<< start_next_song_counter
<< start_prev_song_guard_counter // Attributes
),Playing_)
// choice of back-end
typedef Back<Playing_, Policy> Playing_type;
Playing_type const Playing;
//fsm
BOOST_MSM_EUML_ACTION(No_Transition)
{
template <class FSM,class Event>
void operator()(Event const&,FSM&,int)
{
BOOST_FAIL("no_transition called!");
}
};
BOOST_MSM_EUML_ACTION(good_disk_format)
{
template <class FSM,class EVT,class SourceState,class TargetState>
bool operator()(EVT const& evt,FSM&,SourceState& ,TargetState& )
{
if (evt.get_attribute(cd_type)!=DISK_CD)
{
return false;
}
return true;
}
};
BOOST_MSM_EUML_TRANSITION_TABLE((
Playing == Stopped + play / (++fsm_(start_playback_counter),++fsm_(test_fct_counter) ),
Playing == Paused + end_pause ,
// +------------------------------------------------------------------------------+
Empty == Open + open_close / ++fsm_(can_close_drawer_counter),
// +------------------------------------------------------------------------------+
Open == Empty + open_close ,
Open == Paused + open_close ,
Open == Stopped + open_close ,
Open == Playing + open_close ,
// +------------------------------------------------------------------------------+
Paused == Playing + pause ,
// +------------------------------------------------------------------------------+
Stopped == Playing + stop ,
Stopped == Paused + stop ,
Stopped == Empty + cd_detected [good_disk_format ||
(event_(cd_type)==Int_<DISK_CD>())] / process_(play) ,
Stopped == Stopped + stop
// +------------------------------------------------------------------------------+
),transition_table)
BOOST_MSM_EUML_DECLARE_STATE_MACHINE(( transition_table, //STT
init_ << Empty, // Init State
no_action, // Entry
no_action, // Exit
attributes_ << start_playback_counter
<< can_close_drawer_counter << test_fct_counter, // Attributes
configure_ << no_configure_, // configuration
No_Transition // no_transition handler
),
player_) //fsm name
typedef Back<player_, Policy> player;
};
typedef get_hierarchical_test_machines<hierarchical_state_machine> test_machines;
// static char const* const state_names[] = { "Stopped", "Paused", "Open", "Empty", "Playing" };
BOOST_AUTO_TEST_CASE_TEMPLATE( composite_euml_test, test_machine, test_machines )
{
typename test_machine::player p;
typedef typename test_machine::Playing_type Playing_type;
p.start();
BOOST_CHECK_MESSAGE(p.template get_state<BOOST_MSM_EUML_STATE_NAME(Empty)&>().get_attribute(entry_counter) == 1,
"Empty entry not called correctly");
p.process_event(open_close());
BOOST_CHECK_MESSAGE(p.current_state()[0] == 2,"Open should be active"); //Open
BOOST_CHECK_MESSAGE(p.template get_state<BOOST_MSM_EUML_STATE_NAME(Empty)&>().get_attribute(exit_counter) == 1,
"Empty exit not called correctly");
BOOST_CHECK_MESSAGE(p.template get_state<BOOST_MSM_EUML_STATE_NAME(Open)&>().get_attribute(entry_counter) == 1,
"Open entry not called correctly");
p.process_event(open_close());
BOOST_CHECK_MESSAGE(p.current_state()[0] == 3,"Empty should be active"); //Empty
BOOST_CHECK_MESSAGE(p.template get_state<BOOST_MSM_EUML_STATE_NAME(Open)&>().get_attribute(exit_counter) == 1,
"Open exit not called correctly");
BOOST_CHECK_MESSAGE(p.template get_state<BOOST_MSM_EUML_STATE_NAME(Empty)&>().get_attribute(entry_counter) == 2,
"Empty entry not called correctly");
BOOST_CHECK_MESSAGE(p.get_attribute(can_close_drawer_counter) == 1,"guard not called correctly");
p.process_event(
cd_detected("louie, louie",DISK_DVD));
BOOST_CHECK_MESSAGE(p.current_state()[0] == 3,"Empty should be active"); //Empty
BOOST_CHECK_MESSAGE(p.template get_state<BOOST_MSM_EUML_STATE_NAME(Open)&>().get_attribute(exit_counter) == 1,
"Open exit not called correctly");
BOOST_CHECK_MESSAGE(p.template get_state<BOOST_MSM_EUML_STATE_NAME(Empty)&>().get_attribute(entry_counter) == 2,
"Empty entry not called correctly");
p.process_event(
cd_detected("louie, louie",DISK_CD));
BOOST_CHECK_MESSAGE(p.current_state()[0] == 4,"Playing should be active"); //Playing
BOOST_CHECK_MESSAGE(p.template get_state<BOOST_MSM_EUML_STATE_NAME(Empty)&>().get_attribute(exit_counter) == 2,
"Empty exit not called correctly");
BOOST_CHECK_MESSAGE(p.template get_state<BOOST_MSM_EUML_STATE_NAME(Stopped)&>().get_attribute(entry_counter) == 1,
"Stopped entry not called correctly");
BOOST_CHECK_MESSAGE(p.template get_state<BOOST_MSM_EUML_STATE_NAME(Stopped)&>().get_attribute(exit_counter) == 1,
"Stopped exit not called correctly");
BOOST_CHECK_MESSAGE(p.template get_state<Playing_type&>().get_attribute(entry_counter) == 1,
"Playing entry not called correctly");
BOOST_CHECK_MESSAGE(p.get_attribute(start_playback_counter) == 1,"action not called correctly");
BOOST_CHECK_MESSAGE(p.get_attribute(test_fct_counter) == 1,"action not called correctly");
p.process_event(next_song);
BOOST_CHECK_MESSAGE(p.current_state()[0] == 4,"Playing should be active"); //Playing
BOOST_CHECK_MESSAGE(p.template get_state<Playing_type&>().current_state()[0] == 1,"Song2 should be active");
BOOST_CHECK_MESSAGE(p.template get_state<Playing_type&>().current_state()[1] == 3,"Region2State1 should be active");
BOOST_CHECK_MESSAGE(
p.template get_state<Playing_type&>().template get_state<BOOST_MSM_EUML_STATE_NAME(Region2State1)&>().get_attribute(entry_counter) == 1,
"Region2State1 entry not called correctly");
BOOST_CHECK_MESSAGE(
p.template get_state<Playing_type&>().template get_state<BOOST_MSM_EUML_STATE_NAME(Song2)&>().get_attribute(entry_counter) == 1,
"Song2 entry not called correctly");
BOOST_CHECK_MESSAGE(
p.template get_state<Playing_type&>().template get_state<BOOST_MSM_EUML_STATE_NAME(Song1)&>().get_attribute(exit_counter) == 1,
"Song1 exit not called correctly");
BOOST_CHECK_MESSAGE(
p.template get_state<Playing_type&>().get_attribute(start_next_song_counter) == 0,
"submachine action not called correctly");
p.process_event(next_song);
BOOST_CHECK_MESSAGE(p.current_state()[0] == 4,"Playing should be active"); //Playing
BOOST_CHECK_MESSAGE(p.template get_state<Playing_type&>().current_state()[0] == 2,"Song3 should be active");
BOOST_CHECK_MESSAGE(
p.template get_state<Playing_type&>().template get_state<BOOST_MSM_EUML_STATE_NAME(Song3)&>().get_attribute(entry_counter) == 1,
"Song3 entry not called correctly");
BOOST_CHECK_MESSAGE(
p.template get_state<Playing_type&>().template get_state<BOOST_MSM_EUML_STATE_NAME(Song2)&>().get_attribute(exit_counter) == 1,
"Song2 exit not called correctly");
BOOST_CHECK_MESSAGE(
p.template get_state<Playing_type&>().get_attribute(start_next_song_counter) == 1,
"submachine action not called correctly");
p.process_event(previous_song);
BOOST_CHECK_MESSAGE(p.current_state()[0] == 4,"Playing should be active"); //Playing
BOOST_CHECK_MESSAGE(p.template get_state<Playing_type&>().current_state()[0] == 1,"Song2 should be active");
BOOST_CHECK_MESSAGE(
p.template get_state<Playing_type&>().template get_state<BOOST_MSM_EUML_STATE_NAME(Song2)&>().get_attribute(entry_counter) == 2,
"Song2 entry not called correctly");
BOOST_CHECK_MESSAGE(
p.template get_state<Playing_type&>().template get_state<BOOST_MSM_EUML_STATE_NAME(Song3)&>().get_attribute(exit_counter) == 1,
"Song3 exit not called correctly");
BOOST_CHECK_MESSAGE(
p.template get_state<Playing_type&>().get_attribute(start_prev_song_guard_counter) == 1,
"submachine guard not called correctly");
BOOST_CHECK_MESSAGE(
p.template get_state<Playing_type&>().template get_state<BOOST_MSM_EUML_STATE_NAME(Region2State2)&>().get_attribute(entry_counter) == 0,
"Region2State2 entry not called correctly");
p.process_event(pause());
BOOST_CHECK_MESSAGE(p.current_state()[0] == 1,"Paused should be active"); //Paused
BOOST_CHECK_MESSAGE(p.template get_state<Playing_type&>().get_attribute(exit_counter) == 1,
"Playing exit not called correctly");
BOOST_CHECK_MESSAGE(p.template get_state<BOOST_MSM_EUML_STATE_NAME(Paused)&>().get_attribute(entry_counter) == 1,
"Paused entry not called correctly");
// go back to Playing
p.process_event(end_pause());
BOOST_CHECK_MESSAGE(p.current_state()[0] == 4,"Playing should be active"); //Playing
BOOST_CHECK_MESSAGE(p.template get_state<BOOST_MSM_EUML_STATE_NAME(Paused)&>().get_attribute(exit_counter) == 1,
"Paused exit not called correctly");
BOOST_CHECK_MESSAGE(p.template get_state<Playing_type&>().get_attribute(entry_counter) == 2,
"Playing entry not called correctly");
p.process_event(pause());
BOOST_CHECK_MESSAGE(p.current_state()[0] == 1,"Paused should be active"); //Paused
BOOST_CHECK_MESSAGE(p.template get_state<Playing_type&>().get_attribute(exit_counter) == 2,
"Playing exit not called correctly");
BOOST_CHECK_MESSAGE(p.template get_state<BOOST_MSM_EUML_STATE_NAME(Paused)&>().get_attribute(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.template get_state<BOOST_MSM_EUML_STATE_NAME(Paused)&>().get_attribute(exit_counter) == 2,
"Paused exit not called correctly");
BOOST_CHECK_MESSAGE(p.template get_state<BOOST_MSM_EUML_STATE_NAME(Stopped)&>().get_attribute(entry_counter) == 2,
"Stopped 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.template get_state<BOOST_MSM_EUML_STATE_NAME(Stopped)&>().get_attribute(exit_counter) == 2,
"Stopped exit not called correctly");
BOOST_CHECK_MESSAGE(p.template get_state<BOOST_MSM_EUML_STATE_NAME(Stopped)&>().get_attribute(entry_counter) == 3,
"Stopped entry not called correctly");
}
}
#if !defined(BOOST_MSM_TEST_ONLY_BACKMP11)
using back0 = hierarchical_state_machine<boost::msm::back::state_machine, boost::msm::back::favor_compile_time>::player;
using back1 = hierarchical_state_machine<boost::msm::back::state_machine, boost::msm::back::favor_compile_time>::Playing_type;
BOOST_MSM_BACK_GENERATE_PROCESS_EVENT(back1);
#endif
|
