1
2// Copyright 2018 Peter Dimov.
3//
4// Distributed under the Boost Software License, Version 1.0.
5//
6// See accompanying file LICENSE_1_0.txt or copy at
7// http://www.boost.org/LICENSE_1_0.txt
8
9// See library home page at http://www.boost.org/libs/system
10
11// Avoid spurious VC++ warnings
12# define _CRT_SECURE_NO_WARNINGS
13
14#include <boost/system/error_code.hpp>
15#include <boost/core/lightweight_test.hpp>
16#include <cstring>
17
18//
19
20namespace sys = boost::system;
21
22int main()
23{
24 sys::error_category const & cat = sys::generic_category();
25
26 // message
27
28 for( int i = -2; i < 1024; ++i )
29 {
30 {
31 BOOST_TEST_CSTR_EQ( cat.message( i ).c_str(), std::strerror( i ) );
32 }
33
34 {
35 char buffer[ 256 ];
36 BOOST_TEST_CSTR_EQ( cat.message( i, buffer, sizeof( buffer ) ), std::strerror( i ) );
37 }
38 }
39
40 return boost::report_errors();
41}
42

source code of boost/libs/system/test/generic_category_test.cpp