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- // Copyright (C) 2008-2018 Lorenzo Caminiti
- // Distributed under the Boost Software License, Version 1.0 (see accompanying
- // file LICENSE_1_0.txt or a copy at http://www.boost.org/LICENSE_1_0.txt).
- // See: http://www.boost.org/doc/libs/release/libs/contract/doc/html/index.html
- // Test all derived and base classes with preconditions.
- #undef BOOST_CONTRACT_TEST_NO_A_PRE
- #undef BOOST_CONTRACT_TEST_NO_B_PRE
- #undef BOOST_CONTRACT_TEST_NO_C_PRE
- #include "decl.hpp"
- #include <boost/detail/lightweight_test.hpp>
- #include <sstream>
- #include <string>
- std::string ok_begin() {
- std::ostringstream ok; ok << "" // Suppress a warning.
- #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
- << "c::static_inv" << std::endl
- << "c::inv" << std::endl
- << "b::static_inv" << std::endl
- << "b::inv" << std::endl
- << "a::static_inv" << std::endl
- << "a::inv" << std::endl
- #endif
- ;
- return ok.str();
- }
-
- std::string ok_end() {
- std::ostringstream ok; ok
- #ifndef BOOST_CONTRACT_NO_OLDS
- << "c::f::old" << std::endl
- << "b::f::old" << std::endl
- << "a::f::old" << std::endl
- #endif
- << "a::f::body" << std::endl
- #ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
- << "c::static_inv" << std::endl
- << "c::inv" << std::endl
- << "b::static_inv" << std::endl
- << "b::inv" << std::endl
- << "a::static_inv" << std::endl
- << "a::inv" << std::endl
- #endif
- #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
- << "c::f::old" << std::endl // Old only if post (or except) run.
- << "c::f::post" << std::endl
- << "b::f::old" << std::endl
- << "b::f::post" << std::endl
- << "a::f::post" << std::endl
- #endif
- ;
- return ok.str();
- }
- struct err {}; // Global decl so visible in MSVC10 lambdas.
- int main() {
- std::ostringstream ok;
- a aa;
-
- a_pre = true;
- b_pre = true;
- c_pre = true;
- out.str("");
- aa.f();
- ok.str(""); ok
- << ok_begin()
- #ifndef BOOST_CONTRACT_NO_PRECONDITIONS
- << "c::f::pre" << std::endl // Test only c::f::pre checked.
- #endif
- << ok_end()
- ;
- BOOST_TEST(out.eq(ok.str()));
- a_pre = true;
- b_pre = false;
- c_pre = false;
- out.str("");
- aa.f();
- ok.str(""); ok
- << ok_begin()
- #ifndef BOOST_CONTRACT_NO_PRECONDITIONS
- << "c::f::pre" << std::endl
- << "b::f::pre" << std::endl
- << "a::f::pre" << std::endl // Test all pre checked.
- #endif
- << ok_end()
- ;
- BOOST_TEST(out.eq(ok.str()));
-
- a_pre = false;
- b_pre = true;
- c_pre = false;
- out.str("");
- aa.f();
- ok.str(""); ok
- << ok_begin()
- #ifndef BOOST_CONTRACT_NO_PRECONDITIONS
- << "c::f::pre" << std::endl
- << "b::f::pre" << std::endl
- // Test only a::f::pre not checked.
- #endif
- << ok_end()
- ;
- BOOST_TEST(out.eq(ok.str()));
-
- a_pre = false;
- b_pre = false;
- c_pre = true;
- out.str("");
- aa.f();
- ok.str(""); ok
- << ok_begin()
- #ifndef BOOST_CONTRACT_NO_PRECONDITIONS
- << "c::f::pre" << std::endl // Test only c::f::pre checked.
- #endif
- << ok_end()
- ;
- BOOST_TEST(out.eq(ok.str()));
-
- boost::contract::set_precondition_failure(
- [] (boost::contract::from) { throw err(); });
- a_pre = false;
- b_pre = false;
- c_pre = false;
- out.str("");
- try {
- aa.f();
- #ifndef BOOST_CONTRACT_NO_PRECONDITIONS
- BOOST_TEST(false);
- } catch(err const&) {
- #endif
- ok.str(""); ok
- << ok_begin()
- #ifndef BOOST_CONTRACT_NO_PRECONDITIONS
- << "c::f::pre" << std::endl
- << "b::f::pre" << std::endl
- << "a::f::pre" << std::endl // Test all pre checked and failed.
- #else
- << ok_end()
- #endif
- ;
- BOOST_TEST(out.eq(ok.str()));
- } catch(...) { BOOST_TEST(false); }
- return boost::report_errors();
- }
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