1 2 // Copyright (C) 2008-2018 Lorenzo Caminiti 3 // Distributed under the Boost Software License, Version 1.0 (see accompanying 4 // file LICENSE_1_0.txt or a copy at http://www.boost.org/LICENSE_1_0.txt). 5 // See: http://www.boost.org/doc/libs/release/libs/contract/doc/html/index.html 6 7 // Test specifying pre, old, post, and except (same if not free func). 8 9 #include "../detail/oteststream.hpp" 10 #include <boost/contract/function.hpp> 11 #include <boost/contract/check.hpp> 12 #include <boost/detail/lightweight_test.hpp> 13 #include <sstream> 14 15 boost::contract::test::detail::oteststream out; 16 f()17void f() { 18 boost::contract::check c = boost::contract::function() 19 .precondition([] { out << "f::pre" << std::endl; }) 20 .old([] { out << "f::old" << std::endl; }) 21 .postcondition([] { out << "f::post" << std::endl; }) 22 .except([] { out << "f::except" << std::endl; }) 23 ; 24 out << "f::body" << std::endl; 25 } 26 main()27int main() { 28 std::ostringstream ok; 29 30 out.str(""); 31 f(); 32 ok.str(""); 33 ok 34 #ifndef BOOST_CONTRACT_NO_PRECONDITIONS 35 << "f::pre" << std::endl 36 #endif 37 #ifndef BOOST_CONTRACT_NO_OLDS 38 << "f::old" << std::endl 39 #endif 40 << "f::body" << std::endl 41 #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS 42 << "f::post" << std::endl 43 #endif 44 ; 45 BOOST_TEST(out.eq(ok.str())); 46 47 return boost::report_errors(); 48 } 49 50