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 throw from free function .post(). 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 17 struct err {}; // Global decl so visible in MSVC10 lambdas. 18 f()19void f() { 20 boost::contract::check c = boost::contract::function() 21 .precondition([] { out << "f::pre" << std::endl; }) 22 .old([] { out << "f::old" << std::endl; }) 23 .postcondition([] { 24 out << "f::post" << std::endl; 25 throw err(); // Test this throws. 26 }) 27 .except([] { out << "f::except" << std::endl; }) 28 ; 29 out << "f::body" << std::endl; 30 } 31 main()32int main() { 33 std::ostringstream ok; 34 35 boost::contract::set_postcondition_failure( 36 [] (boost::contract::from) { throw; }); 37 38 try { 39 out.str(""); 40 f(); 41 #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS 42 BOOST_TEST(false); 43 } catch(err const&) { 44 #endif 45 ok.str(""); ok << "" // Suppress a warning. 46 #ifndef BOOST_CONTRACT_NO_PRECONDITIONS 47 << "f::pre" << std::endl 48 #endif 49 #ifndef BOOST_CONTRACT_NO_OLDS 50 << "f::old" << std::endl 51 #endif 52 << "f::body" << std::endl 53 #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS 54 << "f::post" << std::endl // Test this threw. 55 #endif 56 ; 57 BOOST_TEST(out.eq(ok.str())); 58 } catch(...) { BOOST_TEST(false); } 59 60 return boost::report_errors(); 61 } 62 63