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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 public static member function contracts.
- #include "../detail/oteststream.hpp"
- #include <boost/contract/base_types.hpp>
- #include <boost/contract/public_function.hpp>
- #include <boost/contract/check.hpp>
- #include <boost/detail/lightweight_test.hpp>
- #include <sstream>
- boost::contract::test::detail::oteststream out;
- struct b {
- static void static_invariant() { out << "b::static_inv" << std::endl; }
- void invariant() const { out << "b::inv" << std::endl; }
- static void f() {
- boost::contract::check c = boost::contract::public_function<b>()
- .precondition([] { out << "b::f::pre" << std::endl; })
- .old([] { out << "b::f::old" << std::endl; })
- .postcondition([] { out << "b::f::post" << std::endl; })
- ;
- out << "b::f::body" << std::endl;
- }
- };
- struct a
- #define BASES public b
- : BASES
- {
- typedef BOOST_CONTRACT_BASE_TYPES(BASES) base_types;
- #undef BASES
- static void static_invariant() { out << "a::static_inv" << std::endl; }
- void invariant() const { out << "a::inv" << std::endl; }
- static void f() {
- boost::contract::check c = boost::contract::public_function<a>()
- .precondition([] { out << "a::f::pre" << std::endl; })
- .old([] { out << "a::f::old" << std::endl; })
- .postcondition([] { out << "a::f::post" << std::endl; })
- ;
- out << "a::f::body" << std::endl;
- }
- };
- int main() {
- std::ostringstream ok;
- out.str("");
- a::f();
- ok.str(""); ok
- // Static so no object thus only static inv, plus never virtual so subst
- // principle does not apply and no subcontracting.
- #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
- << "a::static_inv" << std::endl
- #endif
- #ifndef BOOST_CONTRACT_NO_PRECONDITIONS
- << "a::f::pre" << std::endl
- #endif
- #ifndef BOOST_CONTRACT_NO_OLDS
- << "a::f::old" << std::endl
- #endif
- << "a::f::body" << std::endl
- #ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
- << "a::static_inv" << std::endl
- #endif
- #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
- // No old call here because not base object.
- << "a::f::post" << std::endl
- #endif
- ;
- BOOST_TEST(out.eq(ok.str()));
- return boost::report_errors();
- }
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