summaryrefslogtreecommitdiff
path: root/i/marvin/src/tester/tester.cc
blob: 3251fbb0380827da33d9fbff5d52b359766aa78e (plain)
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
// tester.cc
// marvin - programme du robot 2006. {{{
//
// Copyright (C) 2006 Nicolas Schodet
//
// Robot APB Team/Efrei 2006.
//        Web: http://assos.efrei.fr/robot/
//      Email: robot AT efrei DOT fr
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// }}}
#include "tester.hh"

#include <unistd.h>
#include <iostream>
#include <exception>
#include <sstream>

/// Constructor.
Tester::Tester (int argc, char **argv)
    : config_ (argc, argv), program_(argv[0]), commands_ ("")
{
    // Parse command line
    getOpt (argc, argv);
}

/// Destructor.
Tester::~Tester (void)
{
    for (Funcs::iterator i = funcs_.begin (); i != funcs_.end (); ++i)
      {
	delete i->second;
      }
}

/// Getopt command line.
/// Supported arguemnts :
/// - -c "commands list"
void
Tester::getOpt (int argc, char **argv)
{
    char *optstring = "c:";
    int option;

    // Check number of args
    if (argc < 2)
      {
	std::cerr << "Argument missing." << std::endl;
	usage ();
	exit (1);
      }
    
    // Automatic error message
    opterr = 1;

    while ((option = getopt (argc, argv, optstring)) != EOF)
      {
	switch (option)
	  {
	  case 'c':
	    commands_ = optarg;
	    break;
	  case '?':
	  default:
	    usage ();
	    exit (2);
	    break;
	  }
      }
}

/// Print usage to stdout.
void
Tester::usage (void)
{
    std::cout << "Usage: " << program_ << " [-c <commands list>]" <<
	std::endl;
}

/// Run command list.
/// If check is true, the command list will be checked, otherwise, it
/// will be executed. If check failed, it throw an exception.
void
Tester::parse (const std::string &commands, bool check)
{
    Args argList;
    std::istringstream list_commands (commands);
    std::string commandargs, command, args;
    std::string::size_type pos;

    // Cut it by ;
    while (std::getline (list_commands, commandargs, ';'))
      {
	argList.clear ();
	// Remove space at begining
	pos = commandargs.find_first_not_of (' ');
	// For empty command...
	if (pos != std::string::npos)
	  {
	    commandargs = commandargs.substr
		(commandargs.find_first_not_of (' '));
	    // Remove space at end
	    commandargs = commandargs.substr
		(0, commandargs.find_last_not_of (' ') + 1);
	    // Get the command
	    pos = commandargs.find_first_of (' ');
	    command = commandargs.substr (0, pos);
	    // Args ?
	    if (pos != std::string::npos)
	      {
		args = commandargs.substr (pos);
		pos = 0;
		do
		  {
		    // Next
		    args = args.substr (pos);
		    // Remove space at begining
		    args = args.substr (args.find_first_not_of (' '));
		    // Get the end position of the first arg
		    pos = args.find_first_of (' ');
		    // Add args
		    // TODO type ?
		    argList.push_back (args.substr (0, pos));
		  }
		while (pos != std::string::npos);
	      }
	    if (check)
	      {
		// TODO Check args
		if (!exist (command))
		    throw std::runtime_error ("Unknow command : " + command);
	      }
	    else
		call (command, argList);
	  }
      }
}

/// Check function exists.
bool
Tester::exist (const std::string &s)
{
    Funcs::const_iterator i;
    i = funcs_.find (s);
    if (i == funcs_.end ())
	return false;
    else
	return true;
}

/// Add a test function, Tester owns f.
void
Tester::add (const std::string &s, Func *f)
{
    if (!funcs_.insert (Funcs::value_type (s, f)).second)
      {
	// Tester owns f, therefore, f must be deleted.
	delete f;
	throw std::runtime_error ("function \'" + s
				  + "\' inserted two times");
      }
}

/// Call a test function by name.
bool
Tester::call (const std::string &s, const Args &a) const
{
    Funcs::const_iterator i;
    i = funcs_.find (s);
    if (i == funcs_.end ())
	throw std::runtime_error ("function \'" + s + "\' does not exist");
    try
      {
	return (*i->second) (a);
      }
    catch (const std::exception &e)
      {
	throw std::runtime_error ("while calling \'" + s + "\', "
				  + e.what ());
      }
}

void
Tester::run (void)
{
    if (commands_.size () < 1)
	throw std::runtime_error ("Nothing to do");
    // Check commands
    try
      {
	parse (commands_, true);
      }
    catch (const std::exception &e)
      {
	std::cerr << "Error : " << e.what () << std::endl;
	usage ();
	exit (3);
      }
    parse (commands_, false);
}