diff options
Diffstat (limited to 'src/boost/libs/mp11/test/mp_quote_trait.cpp')
-rw-r--r-- | src/boost/libs/mp11/test/mp_quote_trait.cpp | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/src/boost/libs/mp11/test/mp_quote_trait.cpp b/src/boost/libs/mp11/test/mp_quote_trait.cpp new file mode 100644 index 000000000..ab52bb949 --- /dev/null +++ b/src/boost/libs/mp11/test/mp_quote_trait.cpp @@ -0,0 +1,58 @@ + +// Copyright 2015, 2017 Peter Dimov. +// +// 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/mp11/utility.hpp> +#include <boost/mp11/detail/config.hpp> +#include <boost/core/lightweight_test_trait.hpp> +#include <type_traits> + +int main() +{ + using boost::mp11::mp_identity; + using boost::mp11::mp_quote_trait; + using boost::mp11::mp_invoke_q; + + { + using Q = mp_quote_trait<mp_identity>; + + BOOST_TEST_TRAIT_TRUE((std::is_same<Q::fn<void>, void>)); + BOOST_TEST_TRAIT_TRUE((std::is_same<Q::fn<int[]>, int[]>)); + + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_invoke_q<Q, void>, void>)); + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_invoke_q<Q, int[]>, int[]>)); + } + + { + using Q = mp_quote_trait<std::add_pointer>; + + BOOST_TEST_TRAIT_TRUE((std::is_same<Q::fn<void>, void*>)); + BOOST_TEST_TRAIT_TRUE((std::is_same<Q::fn<int[]>, int(*)[]>)); + + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_invoke_q<Q, void>, void*>)); + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_invoke_q<Q, int[]>, int(*)[]>)); + } + + { + using Q = mp_quote_trait<std::add_const>; + + BOOST_TEST_TRAIT_TRUE((std::is_same<Q::fn<void>, void const>)); + BOOST_TEST_TRAIT_TRUE((std::is_same<Q::fn<int[]>, int const[]>)); + +#if !BOOST_MP11_WORKAROUND( BOOST_MP11_GCC, < 40900 ) + + // g++ 4.7, 4.8 have difficulties with preserving top-level const + + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_invoke_q<Q, void>, void const>)); + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_invoke_q<Q, int[]>, int const[]>)); + +#endif + } + + return boost::report_errors(); +} |