parameter/test/macros_eval_category.cpp

186 lines
6.0 KiB
C++

// Copyright Cromwell D. Enage 2017.
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
#include <boost/parameter/config.hpp>
#if (BOOST_PARAMETER_MAX_ARITY < 10)
#error Define BOOST_PARAMETER_MAX_ARITY as 10 or greater.
#endif
#include <boost/parameter.hpp>
namespace test {
BOOST_PARAMETER_NAME(in(lrc0))
BOOST_PARAMETER_NAME(out(lr0))
BOOST_PARAMETER_NAME(in(rrc0))
#if defined(BOOST_PARAMETER_HAS_PERFECT_FORWARDING)
BOOST_PARAMETER_NAME(consume(rr0))
#else
BOOST_PARAMETER_NAME(rr0)
#endif
BOOST_PARAMETER_NAME(in(lrc1))
BOOST_PARAMETER_NAME(out(lr1))
BOOST_PARAMETER_NAME(in(rrc1))
BOOST_PARAMETER_NAME(in(lrc2))
BOOST_PARAMETER_NAME(out(lr2))
BOOST_PARAMETER_NAME(rr2)
struct g_parameters
: boost::parameter::parameters<
boost::parameter::required<test::tag::lrc0>
, boost::parameter::required<test::tag::lr0>
, boost::parameter::required<test::tag::rrc0>
, boost::parameter::required<test::tag::rr0>
, boost::parameter::required<test::tag::lrc1>
, boost::parameter::required<test::tag::lr1>
, boost::parameter::required<test::tag::rrc1>
, boost::parameter::optional<test::tag::lrc2>
, boost::parameter::optional<test::tag::lr2>
, boost::parameter::optional<test::tag::rr2>
>
{
};
} // namespace test
#include <boost/parameter/macros.hpp>
#include <boost/core/lightweight_test.hpp>
#include "evaluate_category.hpp"
namespace test {
struct C
{
BOOST_PARAMETER_MEMFUN(static int, evaluate, 7, 10, g_parameters)
{
BOOST_TEST_EQ(
test::passed_by_lvalue_reference_to_const
, U::evaluate_category<0>(p[test::_lrc0])
);
BOOST_TEST_EQ(
test::passed_by_lvalue_reference
, U::evaluate_category<0>(p[test::_lr0])
);
BOOST_TEST_EQ(
test::passed_by_lvalue_reference_to_const
, U::evaluate_category<1>(p[test::_lrc1])
);
BOOST_TEST_EQ(
test::passed_by_lvalue_reference
, U::evaluate_category<1>(p[test::_lr1])
);
BOOST_TEST_EQ(
test::passed_by_lvalue_reference_to_const
, U::evaluate_category<2>(
p[test::_lrc2 | test::lvalue_const_bitset<2>()]
)
);
BOOST_TEST_EQ(
test::passed_by_lvalue_reference
, U::evaluate_category<2>(
p[test::_lr2 || test::lvalue_bitset_function<2>()]
)
);
#if defined(BOOST_PARAMETER_HAS_PERFECT_FORWARDING)
BOOST_TEST_EQ(
test::passed_by_rvalue_reference_to_const
, U::evaluate_category<0>(p[test::_rrc0])
);
BOOST_TEST_EQ(
test::passed_by_rvalue_reference
, U::evaluate_category<0>(p[test::_rr0])
);
BOOST_TEST_EQ(
test::passed_by_rvalue_reference_to_const
, U::evaluate_category<1>(p[test::_rrc1])
);
BOOST_TEST_EQ(
test::passed_by_rvalue_reference
, U::evaluate_category<2>(
p[test::_rr2 || test::rvalue_bitset_function<2>()]
)
);
#else // !defined(BOOST_PARAMETER_HAS_PERFECT_FORWARDING)
BOOST_TEST_EQ(
test::passed_by_lvalue_reference_to_const
, U::evaluate_category<0>(p[test::_rrc0])
);
BOOST_TEST_EQ(
test::passed_by_lvalue_reference_to_const
, U::evaluate_category<0>(p[test::_rr0])
);
BOOST_TEST_EQ(
test::passed_by_lvalue_reference_to_const
, U::evaluate_category<1>(p[test::_rrc1])
);
BOOST_TEST_EQ(
test::passed_by_lvalue_reference_to_const
, U::evaluate_category<2>(
p[test::_rr2 || test::rvalue_bitset_function<2>()]
)
);
#endif // BOOST_PARAMETER_HAS_PERFECT_FORWARDING
return 0;
}
};
} // namespace test
#if !defined(BOOST_PARAMETER_HAS_PERFECT_FORWARDING)
#include <boost/core/ref.hpp>
#endif
int main()
{
#if defined(BOOST_PARAMETER_HAS_PERFECT_FORWARDING) || \
(10 < BOOST_PARAMETER_EXPONENTIAL_OVERLOAD_THRESHOLD_ARITY)
test::C::evaluate(
test::lvalue_const_bitset<0>()
, test::lvalue_bitset<0>()
, test::rvalue_const_bitset<0>()
, test::rvalue_bitset<0>()
, test::lvalue_const_bitset<1>()
, test::lvalue_bitset<1>()
, test::rvalue_const_bitset<1>()
);
test::C::evaluate(
test::lvalue_const_bitset<0>()
, test::lvalue_bitset<0>()
, test::rvalue_const_bitset<0>()
, test::rvalue_bitset<0>()
, test::lvalue_const_bitset<1>()
, test::lvalue_bitset<1>()
, test::rvalue_const_bitset<1>()
, test::lvalue_const_bitset<2>()
, test::lvalue_bitset<2>()
, test::rvalue_bitset<2>()
);
#else // no perfect forwarding support and no exponential overloads
test::C::evaluate(
test::lvalue_const_bitset<0>()
, boost::ref(test::lvalue_bitset<0>())
, test::rvalue_const_bitset<0>()
, test::rvalue_bitset<0>()
, test::lvalue_const_bitset<1>()
, boost::ref(test::lvalue_bitset<1>())
, test::rvalue_const_bitset<1>()
);
test::C::evaluate(
test::lvalue_const_bitset<0>()
, boost::ref(test::lvalue_bitset<0>())
, test::rvalue_const_bitset<0>()
, test::rvalue_bitset<0>()
, test::lvalue_const_bitset<1>()
, boost::ref(test::lvalue_bitset<1>())
, test::rvalue_const_bitset<1>()
, test::lvalue_const_bitset<2>()
, boost::ref(test::lvalue_bitset<2>())
, test::rvalue_bitset<2>()
);
#endif // perfect forwarding support, or exponential overloads
return boost::report_errors();
}