Leosac  0.8.0
Open Source Access Control
FakeGPIO.cpp
Go to the documentation of this file.
1 /*
2  Copyright (C) 2014-2016 Leosac
3 
4  This file is part of Leosac.
5 
6  Leosac is free software: you can redistribute it and/or modify
7  it under the terms of the GNU Affero General Public License as published by
8  the Free Software Foundation, either version 3 of the License, or
9  (at your option) any later version.
10 
11  Leosac is distributed in the hope that it will be useful,
12  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  GNU Affero General Public License for more details.
15 
16  You should have received a copy of the GNU Affero General Public License
17  along with this program. If not, see <http://www.gnu.org/licenses/>.
18 */
19 
20 #include "FakeGPIO.hpp"
21 
22 using namespace Leosac::Test::Helper;
23 
24 FakeGPIO::FakeGPIO(zmqpp::context &ctx, const std::string &name)
25  : ctx_(ctx)
26  , name_(name)
27  , push_(ctx, zmqpp::socket_type::push)
28  , rep_(ctx, zmqpp::socket_type::rep)
29  , value_(false)
30 {
31  push_.connect("inproc://zmq-bus-pull");
32  rep_.bind("inproc://" + name);
33 }
34 
36 {
37  push_.send("S_INT:" + name_);
38 }
39 
40 bool FakeGPIO::run(zmqpp::socket *pipe)
41 {
42  zmqpp::poller poller;
43 
44  poller.add(*pipe);
45  poller.add(rep_);
46 
47  pipe->send(zmqpp::signal::ok);
48 
49  while (true)
50  {
51  poller.poll(-1);
52  if (poller.has_input(*pipe))
53  break;
54 
55  if (poller.has_input(rep_))
56  {
57  handle_cmd();
58  }
59  }
60  return true;
61 }
62 
64 {
65  zmqpp::message_t msg;
66  std::string frame1;
67  rep_.receive(msg);
68 
69  msg >> frame1;
70  if (frame1 == "ON")
71  value_ = true;
72  else if (frame1 == "OFF")
73  value_ = false;
74  else if (frame1 == "TOGGLE")
75  value_ = !value_;
76  else if (frame1 == "STATE")
77  return send_state();
78  else
79  assert(0);
80 
81  push_.send(zmqpp::message() << ("S_" + name_) << (value_ ? "ON" : "OFF"));
82  rep_.send("OK");
83 }
84 
86 {
87  rep_.send((value_ ? "ON" : "OFF"));
88 }
Leosac::Test::Helper::FakeGPIO::value_
bool value_
Definition: FakeGPIO.hpp:68
Leosac::Test::Helper::FakeGPIO::push_
zmqpp::socket push_
Definition: FakeGPIO.hpp:61
zmqpp
Definition: CoreUtils.hpp:27
Leosac::Test::Helper::FakeGPIO::handle_cmd
void handle_cmd()
Definition: FakeGPIO.cpp:63
Leosac::Test::Helper::FakeGPIO::interrupt
void interrupt()
Emulate an interrupt by writing to the message bus.
Definition: FakeGPIO.cpp:35
FakeGPIO.hpp
Leosac::Test::Helper::FakeGPIO::send_state
void send_state()
Definition: FakeGPIO.cpp:85
Leosac::Test::Helper::FakeGPIO::name_
std::string name_
Definition: FakeGPIO.hpp:60
Leosac::Test::Helper::FakeGPIO::FakeGPIO
FakeGPIO(zmqpp::context &ctx, const std::string &name)
Definition: FakeGPIO.cpp:24
Leosac::Test::Helper::FakeGPIO::rep_
zmqpp::socket rep_
Receive command here.
Definition: FakeGPIO.hpp:66
Leosac::Test::Helper
Unit testing utility class that helps writing test.
Definition: FakeGPIO.hpp:28
Leosac::Test::Helper::FakeGPIO::run
bool run(zmqpp::socket *pipe)
if you want the GPIO in "passive" mode (ie to watch event generated BY the device),...
Definition: FakeGPIO.cpp:40