Line data Source code
1 : /* test_addr_main.cpp
2 : * Copyright (c) 2011-2018 Made to Order Software Corp. All Rights Reserved
3 : *
4 : * Project: https://snapwebsites.org/project/libaddr
5 : *
6 : * Permission is hereby granted, free of charge, to any
7 : * person obtaining a copy of this software and
8 : * associated documentation files (the "Software"), to
9 : * deal in the Software without restriction, including
10 : * without limitation the rights to use, copy, modify,
11 : * merge, publish, distribute, sublicense, and/or sell
12 : * copies of the Software, and to permit persons to whom
13 : * the Software is furnished to do so, subject to the
14 : * following conditions:
15 : *
16 : * The above copyright notice and this permission notice
17 : * shall be included in all copies or substantial
18 : * portions of the Software.
19 : *
20 : * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF
21 : * ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
22 : * LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
23 : * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO
24 : * EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
25 : * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
26 : * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
27 : * ARISING FROM, OUT OF OR IN CONNECTION WITH THE
28 : * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
29 : * SOFTWARE.
30 : */
31 :
32 : /** \file
33 : * \brief The main() function of the addr library tests.
34 : *
35 : * This file implements the main() function of the unit tests used to
36 : * verify the addr library.
37 : *
38 : * It defines any globals (none at this point) and a few basic command
39 : * line options such as --help and --version.
40 : */
41 :
42 : // Tell catch we want it to add the runner code in this file.
43 : #define CATCH_CONFIG_RUNNER
44 :
45 : // self
46 : //
47 : #include "test_addr_main.h"
48 :
49 :
50 :
51 :
52 : namespace unittest
53 : {
54 :
55 : int g_tcp_port = -1;
56 :
57 : }
58 :
59 :
60 : namespace
61 : {
62 : struct UnitTestCLData
63 : {
64 : bool help = false;
65 : bool version = false;
66 : int seed = 0;
67 : int tcp_port = -1;
68 : };
69 :
70 1 : void remove_from_args( std::vector<std::string> & vect, std::string const & long_opt, std::string const & short_opt )
71 : {
72 11 : auto iter = std::find_if( vect.begin(), vect.end(), [long_opt, short_opt]( std::string const & arg )
73 : {
74 2 : return arg == long_opt || arg == short_opt;
75 3 : });
76 :
77 1 : if( iter != vect.end() )
78 : {
79 1 : auto next_iter = iter;
80 1 : vect.erase( ++next_iter );
81 1 : vect.erase( iter );
82 : }
83 1 : }
84 : }
85 : // namespace
86 :
87 :
88 2 : int test_addr_main(int argc, char * argv[])
89 : {
90 2 : UnitTestCLData configData;
91 3 : Catch::Clara::CommandLine<UnitTestCLData> cli;
92 :
93 4 : cli["-?"]["-h"]["--help"]
94 6 : .describe("display usage information")
95 2 : .bind(&UnitTestCLData::help);
96 :
97 4 : cli["-S"]["--seed"]
98 6 : .describe("value to seed the randomizer, if not specified, randomize")
99 6 : .bind(&UnitTestCLData::seed, "seed");
100 :
101 : cli["--tcp-port"]
102 4 : .describe("define a TCP port we can connect to to test the get_from_socket() function")
103 6 : .bind(&UnitTestCLData::tcp_port, "port");
104 :
105 4 : cli["-V"]["--version"]
106 6 : .describe("print out the libaddr library version these unit tests pertain to")
107 2 : .bind(&UnitTestCLData::version);
108 :
109 2 : cli.parseInto( argc, argv, configData );
110 :
111 2 : if( configData.help )
112 : {
113 0 : cli.usage( std::cout, argv[0] );
114 0 : Catch::Session().run(argc, argv);
115 0 : exit(1);
116 : }
117 :
118 2 : if( configData.version )
119 : {
120 1 : std::cout << LIBADDR_VERSION_STRING << std::endl;
121 1 : exit(0);
122 : }
123 :
124 2 : std::vector<std::string> arg_list;
125 4 : for( int i = 0; i < argc; ++i )
126 : {
127 3 : arg_list.push_back( argv[i] );
128 : }
129 :
130 : // by default we get a different seed each time; that really helps
131 : // in detecting errors! (I know, I wrote loads of tests before)
132 : //
133 1 : unsigned int seed(static_cast<unsigned int>(time(NULL)));
134 1 : if( configData.seed != 0 )
135 : {
136 0 : seed = static_cast<unsigned int>(configData.seed);
137 0 : remove_from_args( arg_list, "--seed", "-S" );
138 : }
139 1 : srand(seed);
140 1 : std::cout << "libaddr[" << getpid() << "]:test: seed is " << seed << std::endl;
141 :
142 : // make a copy of the port specified on the command line
143 : //
144 1 : if( configData.tcp_port != -1 )
145 : {
146 1 : unittest::g_tcp_port = configData.tcp_port;
147 1 : remove_from_args( arg_list, "--tcp-port", "" );
148 : }
149 :
150 2 : std::vector<char *> new_argv;
151 1 : std::for_each( arg_list.begin(), arg_list.end(), [&new_argv]( const std::string& arg )
152 1 : {
153 2 : new_argv.push_back( const_cast<char *>(arg.c_str()) );
154 2 : });
155 :
156 2 : return Catch::Session().run( static_cast<int>(new_argv.size()), &new_argv[0] );
157 : }
158 :
159 :
160 2 : int main(int argc, char * argv[])
161 : {
162 2 : int r(1);
163 :
164 : try
165 : {
166 2 : r = test_addr_main(argc, argv);
167 : }
168 0 : catch(std::logic_error const & e)
169 : {
170 0 : std::cerr << "fatal error: caught a logic error in libaddr unit tests: " << e.what() << "\n";
171 : }
172 :
173 1 : return r;
174 6 : }
175 :
176 : // vim: ts=4 sw=4 et
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