1 | // Copyright 2017, 2021 Peter Dimov. |
2 | // Distributed under the Boost Software License, Version 1.0. |
3 | // https://www.boost.org/LICENSE_1_0.txt |
4 | |
5 | // See library home page at http://www.boost.org/libs/system |
6 | |
7 | #include <boost/system.hpp> |
8 | #include <boost/core/lightweight_test.hpp> |
9 | #include <cerrno> |
10 | |
11 | int main() |
12 | { |
13 | boost::system::error_category const & bt = boost::system::generic_category(); |
14 | |
15 | int ev = ENOENT; |
16 | |
17 | boost::system::error_code bc( ev, bt ); |
18 | |
19 | BOOST_TEST_EQ( bc.value(), ev ); |
20 | BOOST_TEST_EQ( &bc.category(), &bt ); |
21 | |
22 | boost::system::error_condition bn = bt.default_error_condition( ev ); |
23 | |
24 | BOOST_TEST_EQ( bn.value(), ev ); |
25 | BOOST_TEST_EQ( &bn.category(), &bt ); |
26 | |
27 | BOOST_TEST( bt.equivalent( ev, bn ) ); |
28 | |
29 | BOOST_TEST( bc == bn ); |
30 | |
31 | boost::system::error_code bc2 = make_error_code( e: boost::system::errc::no_such_file_or_directory ); |
32 | |
33 | BOOST_TEST_EQ( bc2, bc ); |
34 | BOOST_TEST_EQ( bc2.value(), ev ); |
35 | BOOST_TEST_EQ( &bc.category(), &bt ); |
36 | |
37 | boost::system::system_error x( bc, "prefix" ); |
38 | |
39 | BOOST_TEST_EQ( x.code(), bc ); |
40 | BOOST_TEST_EQ( std::string( x.what() ), "prefix: " + bc.what() ); |
41 | |
42 | return boost::report_errors(); |
43 | } |
44 | |