151 lines
5.0 KiB
C++
151 lines
5.0 KiB
C++
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// Copyright (C) 2008-2018 Lorenzo Caminiti
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// Distributed under the Boost Software License, Version 1.0 (see accompanying
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// file LICENSE_1_0.txt or a copy at http://www.boost.org/LICENSE_1_0.txt).
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// See: http://www.boost.org/doc/libs/release/libs/contract/doc/html/index.html
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// Test throw from destructor .old() (in middle branch of inheritance tree).
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#include "../detail/oteststream.hpp"
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#include <boost/contract/destructor.hpp>
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#include <boost/contract/base_types.hpp>
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#include <boost/contract/check.hpp>
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#include <boost/config.hpp>
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#include <boost/detail/lightweight_test.hpp>
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#include <sstream>
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boost::contract::test::detail::oteststream out;
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struct c {
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static void static_invariant() { out << "c::static_inv" << std::endl; }
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void invariant() const { out << "c::inv" << std::endl; }
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~c() BOOST_NOEXCEPT_IF(false) {
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boost::contract::check c = boost::contract::destructor(this)
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.old([] { out << "c::dtor::old" << std::endl; })
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.postcondition([] { out << "c::dtor::post" << std::endl; })
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.except([] { out << "c::dtor::except" << std::endl; })
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;
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out << "c::dtor::body" << std::endl;
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// Do not throw (from inheritance root).
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}
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};
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struct b_err {}; // Global decl so visible in MSVC10 lambdas.
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struct b
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#define BASES public c
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: BASES
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{
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typedef BOOST_CONTRACT_BASE_TYPES(BASES) base_types;
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#undef BASES
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static void static_invariant() { out << "b::static_inv" << std::endl; }
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void invariant() const { out << "b::inv" << std::endl; }
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~b() BOOST_NOEXCEPT_IF(false) {
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boost::contract::check c = boost::contract::destructor(this)
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.old([] {
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out << "b::dtor::old" << std::endl;
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throw b_err(); // Test this throws (from mid branch).
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})
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.postcondition([] { out << "b::dtor::post" << std::endl; })
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.except([] { out << "b::dtor::except" << std::endl; })
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;
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out << "b::dtor::body" << std::endl;
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}
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};
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struct a
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#define BASES public b
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: BASES
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{
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typedef BOOST_CONTRACT_BASE_TYPES(BASES) base_types;
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#undef BASES
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static void static_invariant() { out << "a::static_inv" << std::endl; }
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void invariant() const { out << "a::inv" << std::endl; }
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~a() BOOST_NOEXCEPT_IF(false) {
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boost::contract::check c = boost::contract::destructor(this)
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.old([] { out << "a::dtor::old" << std::endl; })
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.postcondition([] { out << "a::dtor::post" << std::endl; })
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.except([] { out << "a::dtor::except" << std::endl; })
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;
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out << "a::dtor::body" << std::endl;
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// Do not throw (from inheritance leaf).
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}
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};
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int main() {
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std::ostringstream ok;
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boost::contract::set_old_failure([] (boost::contract::from) { throw; });
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try {
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{
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a aa;
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out.str("");
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}
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#ifndef BOOST_CONTRACT_NO_OLDS
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BOOST_TEST(false);
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} catch(b_err const&) {
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#endif
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ok.str(""); ok
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#ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
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<< "a::static_inv" << std::endl
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<< "a::inv" << std::endl
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#endif
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#ifndef BOOST_CONTRACT_NO_OLDS
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<< "a::dtor::old" << std::endl
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#endif
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<< "a::dtor::body" << std::endl
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#ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
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// Test a destructed (so only static_inv and post, but no inv).
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<< "a::static_inv" << std::endl
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#endif
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#ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
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<< "a::dtor::post" << std::endl
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#endif
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#ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
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<< "b::static_inv" << std::endl
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<< "b::inv" << std::endl
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#endif
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#ifndef BOOST_CONTRACT_NO_OLDS
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<< "b::dtor::old" << std::endl // Test this threw.
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#else
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<< "b::dtor::body" << std::endl
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#ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
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<< "b::static_inv" << std::endl
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#endif
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#endif
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#ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
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<< "c::static_inv" << std::endl
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<< "c::inv" << std::endl
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#endif
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#ifndef BOOST_CONTRACT_NO_OLDS
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<< "c::dtor::old" << std::endl
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#endif
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<< "c::dtor::body" << std::endl
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#ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
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<< "c::static_inv" << std::endl
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#endif
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#ifndef BOOST_CONTRACT_NO_OLDS
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// Test c not destructed (so both inv and except).
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#ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
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<< "c::inv" << std::endl
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#endif
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#ifndef BOOST_CONTRACT_NO_EXCEPTS
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<< "c::dtor::except" << std::endl
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#endif
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#endif
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;
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BOOST_TEST(out.eq(ok.str()));
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} catch(...) { BOOST_TEST(false); }
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return boost::report_errors();
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}
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