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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 throw form constructor .post() (in middle branch of inheritance tree).
- #include "../detail/oteststream.hpp"
- #include <boost/contract/constructor.hpp>
- #include <boost/contract/base_types.hpp>
- #include <boost/contract/check.hpp>
- #include <boost/detail/lightweight_test.hpp>
- #include <sstream>
- boost::contract::test::detail::oteststream out;
- struct c
- #define BASES private boost::contract::constructor_precondition<c>
- : BASES
- {
- typedef BOOST_CONTRACT_BASE_TYPES(BASES) base_types;
- #undef BASES
- static void static_invariant() { out << "c::static_inv" << std::endl; }
- void invariant() const { out << "c::inv" << std::endl; }
- c() :
- boost::contract::constructor_precondition<c>([] {
- out << "c::ctor::pre" << std::endl;
- })
- {
- boost::contract::check c = boost::contract::constructor(this)
- .old([] { out << "c::ctor::old" << std::endl; })
- .postcondition([] { out << "c::ctor::post" << std::endl; })
- .except([] { out << "c::ctor::except" << std::endl; })
- ;
- out << "c::ctor::body" << std::endl;
- // Do not throw (from inheritance root).
- }
- };
- struct b_err {}; // Global decl so visible in MSVC10 lambdas.
- struct b
- #define BASES private boost::contract::constructor_precondition<b>, public c
- : BASES
- {
- typedef BOOST_CONTRACT_BASE_TYPES(BASES) base_types;
- #undef BASES
- static void static_invariant() { out << "b::static_inv" << std::endl; }
- void invariant() const { out << "b::inv" << std::endl; }
- b() :
- boost::contract::constructor_precondition<b>([] {
- out << "b::ctor::pre" << std::endl;
- })
- {
- boost::contract::check c = boost::contract::constructor(this)
- .old([] { out << "b::ctor::old" << std::endl; })
- .postcondition([] {
- out << "b::ctor::post" << std::endl;
- throw b_err(); // Test this throws (from mid branch).
- })
- .except([] { out << "b::ctor::except" << std::endl; })
- ;
- out << "b::ctor::body" << std::endl;
- }
- };
- struct a
- #define BASES private boost::contract::constructor_precondition<a>, 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; }
- a() :
- boost::contract::constructor_precondition<a>([] {
- out << "a::ctor::pre" << std::endl;
- })
- {
- boost::contract::check c = boost::contract::constructor(this)
- .old([] { out << "a::ctor::old" << std::endl; })
- .postcondition([] { out << "a::ctor::post" << std::endl; })
- .except([] { out << "a::ctor::except" << std::endl; })
- ;
- out << "a::ctor::body" << std::endl;
- // Do not throw (from inheritance leaf).
- }
- };
- int main() {
- std::ostringstream ok;
- boost::contract::set_postcondition_failure(
- [] (boost::contract::from) { throw; });
-
- try {
- out.str("");
- a aa;
- #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
- BOOST_TEST(false);
- } catch(b_err const&) {
- #endif
- ok.str(""); ok
- #ifndef BOOST_CONTRACT_NO_PRECONDITIONS
- << "a::ctor::pre" << std::endl
- << "b::ctor::pre" << std::endl
- << "c::ctor::pre" << std::endl
- #endif
- #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
- << "c::static_inv" << std::endl
- #endif
- #ifndef BOOST_CONTRACT_NO_OLDS
- << "c::ctor::old" << std::endl
- #endif
- << "c::ctor::body" << std::endl
- #ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
- << "c::static_inv" << std::endl
- << "c::inv" << std::endl
- #endif
- #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
- << "c::ctor::post" << std::endl
- #endif
-
- #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
- << "b::static_inv" << std::endl
- #endif
- #ifndef BOOST_CONTRACT_NO_OLDS
- << "b::ctor::old" << std::endl
- #endif
- << "b::ctor::body" << std::endl
- #ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
- << "b::static_inv" << std::endl
- << "b::inv" << std::endl
- #endif
- #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
- << "b::ctor::post" << std::endl // Test this threw.
- #else
- #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
- << "a::static_inv" << std::endl
- #endif
- #ifndef BOOST_CONTRACT_NO_OLDS
- << "a::ctor::old" << std::endl
- #endif
- << "a::ctor::body" << std::endl
- #ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
- << "a::static_inv" << std::endl
- << "a::inv" << std::endl
- #endif
- #endif
- ;
- BOOST_TEST(out.eq(ok.str()));
- } catch(...) { BOOST_TEST(false); }
-
- return boost::report_errors();
- }
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