EQ2EMu/EQ2/source/depends/boost_1_72_0/libs/contract/test/destructor/access.cpp

// 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 making all contract extra declarations (base types, inv, etc.) private.

#include "../detail/oteststream.hpp"
#include <boost/contract/destructor.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;

class b {
    friend class boost::contract::access;

    static void static_invariant() { out << "b::static_inv" << std::endl; }
    void invariant() const { out << "b::inv" << std::endl; }

public:
    virtual ~b() {
        boost::contract::check c = boost::contract::destructor(this)
            .old([] { out << "b::dtor::old" << std::endl; })
            .postcondition([] { out << "b::dtor::post" << std::endl; })
        ;
        out << "b::dtor::body" << std::endl;
    }
};

class a
    #define BASES public b
    : BASES
{
    friend class boost::contract::access;

    // Private base types (always OK because never used by dtors).
    typedef BOOST_CONTRACT_BASE_TYPES(BASES) base_types;
    #undef BASES

    // Private invariants.
    static void static_invariant() { out << "a::static_inv" << std::endl; }
    void invariant() const { out << "a::inv" << std::endl; }

public:
    virtual ~a() {
        boost::contract::check c = boost::contract::destructor(this)
            .old([] { out << "a::dtor::old" << std::endl; })
            .postcondition([] { out << "a::dtor::post" << std::endl; })
        ;
        out << "a::dtor::body" << std::endl;
    }
};

int main() {
    std::ostringstream ok;

    {
        a aa;
        out.str("");
    } // Call aa's destructor.
    ok.str(""); ok
        #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
            << "a::static_inv" << std::endl
            << "a::inv" << std::endl
        #endif
        #ifndef BOOST_CONTRACT_NO_OLDS
            << "a::dtor::old" << std::endl
        #endif
        << "a::dtor::body" << std::endl
        #ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
            << "a::static_inv" << std::endl
        #endif
        #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
            << "a::dtor::post" << std::endl
        #endif

        #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
            << "b::static_inv" << std::endl
            << "b::inv" << std::endl
        #endif
        #ifndef BOOST_CONTRACT_NO_OLDS
            << "b::dtor::old" << std::endl
        #endif
        << "b::dtor::body" << std::endl
        #ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
            << "b::static_inv" << std::endl
        #endif
        #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
            << "b::dtor::post" << std::endl
        #endif
    ;
    BOOST_TEST(out.eq(ok.str()));

    {
        b bb;
        out.str("");
    } // Call bb's destructor.
    ok.str(""); ok
        #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
            << "b::static_inv" << std::endl
            << "b::inv" << std::endl
        #endif
        #ifndef BOOST_CONTRACT_NO_OLDS
            << "b::dtor::old" << std::endl
        #endif
        << "b::dtor::body" << std::endl
        #ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
            << "b::static_inv" << std::endl
        #endif
        #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
            << "b::dtor::post" << std::endl
        #endif
    ;
    BOOST_TEST(out.eq(ok.str()));

    return boost::report_errors();
}