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// Copyright 2024 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/compat/invoke.hpp>
#include <boost/core/lightweight_test.hpp>
#include <functional>
struct X
{
int m = -1;
};
struct Y: public virtual X
{
};
int main()
{
{
BOOST_TEST_EQ( boost::compat::invoke( &X::m, X() ), -1 );
}
{
BOOST_TEST_EQ( boost::compat::invoke( &X::m, Y() ), -1 );
}
{
X x;
BOOST_TEST_EQ( boost::compat::invoke( &X::m, x ), -1 );
boost::compat::invoke( &X::m, x ) = +1;
BOOST_TEST_EQ( boost::compat::invoke( &X::m, x ), +1 );
}
{
X x;
BOOST_TEST_EQ( boost::compat::invoke( &X::m, &x ), -1 );
boost::compat::invoke( &X::m, &x ) = +1;
BOOST_TEST_EQ( boost::compat::invoke( &X::m, &x ), +1 );
}
{
X x;
BOOST_TEST_EQ( boost::compat::invoke( &X::m, std::ref(x) ), -1 );
boost::compat::invoke( &X::m, std::ref(x) ) = +1;
BOOST_TEST_EQ( boost::compat::invoke( &X::m, std::ref(x) ), +1 );
}
{
X x;
BOOST_TEST_EQ( boost::compat::invoke( &X::m, std::cref(x) ), -1 );
}
{
Y y;
BOOST_TEST_EQ( boost::compat::invoke( &X::m, y ), -1 );
boost::compat::invoke( &X::m, y ) = +1;
BOOST_TEST_EQ( boost::compat::invoke( &X::m, y ), +1 );
}
{
Y y;
BOOST_TEST_EQ( boost::compat::invoke( &X::m, &y ), -1 );
boost::compat::invoke( &X::m, &y ) = +1;
BOOST_TEST_EQ( boost::compat::invoke( &X::m, &y ), +1 );
}
{
Y y;
BOOST_TEST_EQ( boost::compat::invoke( &X::m, std::ref(y) ), -1 );
boost::compat::invoke( &X::m, std::ref(y) ) = +1;
BOOST_TEST_EQ( boost::compat::invoke( &X::m, std::ref(y) ), +1 );
}
{
Y y;
BOOST_TEST_EQ( boost::compat::invoke( &X::m, std::cref(y) ), -1 );
}
{
X const x = {};
BOOST_TEST_EQ( boost::compat::invoke( &X::m, x ), -1 );
BOOST_TEST_EQ( boost::compat::invoke( &X::m, &x ), -1 );
BOOST_TEST_EQ( boost::compat::invoke( &X::m, std::ref(x) ), -1 );
}
{
Y const y = {};
BOOST_TEST_EQ( boost::compat::invoke( &X::m, y ), -1 );
BOOST_TEST_EQ( boost::compat::invoke( &X::m, &y ), -1 );
BOOST_TEST_EQ( boost::compat::invoke( &X::m, std::ref(y) ), -1 );
}
return boost::report_errors();
}
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