Files
contract/test/constructor/ifdef_contracts.cpp
2016-03-06 08:56:42 -08:00

126 lines
4.0 KiB
C++

// Test contract compilation on/off.
#include "../detail/oteststream.hpp"
#include <boost/contract/core/config.hpp>
#include <boost/contract/constructor.hpp> // Outside #if below for ctor pre.
#ifndef BOOST_CONTRACT_NO_CONSTRUCTORS
#include <boost/contract/guard.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_PRECONDITIONS
: private boost::contract::constructor_precondition<b>
#endif
{
#ifndef BOOST_CONTRACT_NO_INVARIANTS
static void static_invariant() { out << "b::static_inv" << std::endl; }
void invariant() const { out << "b::inv" << std::endl; }
#endif
explicit b(int x)
#ifndef BOOST_CONTRACT_NO_PRECONDITIONS
: boost::contract::constructor_precondition<b>(
[] { out << "b::ctor::pre" << std::endl; }
)
#endif
{
#ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
boost::contract::old_ptr<int> old_x = BOOST_CONTRACT_OLDOF(x);
#endif
#ifndef BOOST_CONTRACT_NO_CONSTRUCTORS
boost::contract::guard c = boost::contract::constructor(this)
#ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
.old([] { out << "b::f::old" << std::endl; })
.postcondition([] { out << "b::ctor::post" << std::endl; })
#endif
;
#endif
out << "b::ctor::body" << std::endl;
}
};
struct a :
#ifndef BOOST_CONTRACT_NO_PRECONDITIONS
private boost::contract::constructor_precondition<a>,
#endif
public b
{
#ifndef BOOST_CONTRACT_NO_INVARIANTS
static void static_invariant() { out << "a::static_inv" << std::endl; }
void invariant() const { out << "a::inv" << std::endl; }
#endif
explicit a(int x) :
#ifndef BOOST_CONTRACT_NO_PRECONDITIONS
boost::contract::constructor_precondition<a>(
[] { out << "a::ctor::pre" << std::endl; }
),
#endif
b(x)
{
#ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
boost::contract::old_ptr<int> old_x = BOOST_CONTRACT_OLDOF(x);
#endif
#ifndef BOOST_CONTRACT_NO_CONSTRUCTORS
boost::contract::guard c = boost::contract::constructor(this)
#ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
.old([] { out << "a::f::old" << std::endl; })
.postcondition([] { out << "a::ctor::post" << std::endl; })
#endif
;
#endif
out << "a::ctor::body" << std::endl;
}
};
int main() {
std::ostringstream ok;
out.str("");
a aa(123);
ok.str(""); ok
#ifndef BOOST_CONTRACT_NO_PRECONDITIONS
<< "a::ctor::pre" << std::endl
<< "b::ctor::pre" << std::endl
#endif
#ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
<< "b::static_inv" << std::endl
#endif
#ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
<< "b::f::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
#endif
#ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
<< "a::static_inv" << std::endl
#endif
#ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
<< "a::f::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
#ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
<< "a::ctor::post" << std::endl
#endif
;
BOOST_TEST(out.eq(ok.str()));
return boost::report_errors();
}