1 
2 // Copyright 2017 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 #include <boost/system/error_code.hpp>
12 #include <boost/core/lightweight_test.hpp>
13 #include <cerrno>
14 
main()15 int main()
16 {
17     boost::system::error_category const & bt = boost::system::generic_category();
18 
19     int ev = ENOENT;
20 
21     boost::system::error_code bc( ev, bt );
22 
23     BOOST_TEST_EQ( bc.value(), ev );
24     BOOST_TEST_EQ( &bc.category(), &bt );
25 
26     boost::system::error_condition bn = bt.default_error_condition( ev );
27 
28     BOOST_TEST_EQ( bn.value(), ev );
29     BOOST_TEST_EQ( &bn.category(), &bt );
30 
31     BOOST_TEST( bt.equivalent( ev, bn ) );
32 
33     BOOST_TEST( bc == bn );
34 
35     return boost::report_errors();
36 }
37