contract/test/public_function/ifdef.cpp
2019-05-30 21:30:38 -07:00

123 lines
4.1 KiB
C++

// 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 contract compilation on/off.
#include "../detail/oteststream.hpp"
#include <boost/contract/core/config.hpp>
#include <boost/contract/core/virtual.hpp>
#ifndef BOOST_CONTRACT_NO_PUBLIC_FUNCTIONS
#include <boost/contract/public_function.hpp>
#include <boost/contract/base_types.hpp>
#include <boost/contract/override.hpp>
#include <boost/contract/check.hpp>
#include <boost/contract/old.hpp>
#endif
#include <boost/detail/lightweight_test.hpp>
#include <sstream>
boost::contract::test::detail::oteststream out;
struct b {
#ifndef BOOST_CONTRACT_NO_INVARIANTS
static void static_invariant() { out << "b::static_inv" << std::endl; }
void invariant() const { out << "b::inv" << std::endl; }
#endif
virtual void f(int x, boost::contract::virtual_* v = 0) = 0;
};
void b::f(int x, boost::contract::virtual_* v) {
#ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
boost::contract::old_ptr<int> old_x = BOOST_CONTRACT_OLDOF(v, x);
#endif
#ifndef BOOST_CONTRACT_NO_PUBLIC_FUNCTIONS
boost::contract::check c = boost::contract::public_function(v, this)
#ifndef BOOST_CONTRACT_NO_PRECONDITIONS
.precondition([] { out << "b::f::pre" << std::endl; })
#endif
#ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
.old([] { out << "b::f::old" << std::endl; })
.postcondition([] { out << "b::f::post" << std::endl; })
#endif
;
#endif
out << "b::f::body" << std::endl;
}
struct a
#define BASES public b
: BASES
{
#ifndef BOOST_CONTRACT_NO_PUBLIC_FUNCTIONS
typedef BOOST_CONTRACT_BASE_TYPES(BASES) base_types;
BOOST_CONTRACT_OVERRIDE(f)
#endif
#ifndef BOOST_CONTRACT_NO_INVARIANTS
static void static_invariant() { out << "a::static_inv" << std::endl; }
void invariant() const { out << "a::inv" << std::endl; }
#endif
virtual void f(int x, boost::contract::virtual_* v = 0) {
#ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
boost::contract::old_ptr<int> old_x = BOOST_CONTRACT_OLDOF(v, x);
#endif
#ifndef BOOST_CONTRACT_NO_PUBLIC_FUNCTIONS
boost::contract::check c = boost::contract::public_function<
override_f>(v, &a::f, this, x)
#ifndef BOOST_CONTRACT_NO_PRECONDITIONS
.precondition([] { out << "a::f::pre" << std::endl; })
#endif
#ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
.old([] { out << "a::f::old" << std::endl; })
.postcondition([] { out << "a::f::post" << std::endl; })
#endif
;
#endif
out << "a::f::body" << std::endl;
}
};
int main() {
std::ostringstream ok;
a aa;
out.str("");
aa.f(123);
ok.str(""); ok
#ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
<< "b::static_inv" << std::endl
<< "b::inv" << std::endl
<< "a::static_inv" << std::endl
<< "a::inv" << std::endl
#endif
#ifndef BOOST_CONTRACT_NO_PRECONDITIONS
<< "b::f::pre" << std::endl
#endif
#ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
<< "b::f::old" << std::endl
<< "a::f::old" << std::endl
#endif
<< "a::f::body" << std::endl
#ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
<< "b::static_inv" << std::endl
<< "b::inv" << std::endl
<< "a::static_inv" << std::endl
<< "a::inv" << std::endl
#endif
#ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
<< "b::f::old" << std::endl
<< "b::f::post" << std::endl
<< "a::f::post" << std::endl
#endif
;
BOOST_TEST(out.eq(ok.str()));
return boost::report_errors();
}