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Diffstat (limited to 'src/boost/libs/mp11/test/mp_find.cpp')
-rw-r--r-- | src/boost/libs/mp11/test/mp_find.cpp | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/src/boost/libs/mp11/test/mp_find.cpp b/src/boost/libs/mp11/test/mp_find.cpp new file mode 100644 index 00000000..21aeb26b --- /dev/null +++ b/src/boost/libs/mp11/test/mp_find.cpp @@ -0,0 +1,63 @@ + +// Copyright 2015 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/algorithm.hpp> +#include <boost/mp11/list.hpp> +#include <boost/mp11/integral.hpp> +#include <boost/core/lightweight_test_trait.hpp> +#include <type_traits> +#include <tuple> +#include <utility> + +struct X1 {}; +struct X2 {}; +struct X3 {}; + +int main() +{ + using boost::mp11::mp_list; + using boost::mp11::mp_find; + using boost::mp11::mp_size_t; + + { + using L1 = mp_list<>; + + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find<L1, void>, mp_size_t<0>>)); + + using L2 = mp_list<X1, X2, X2, X3, X3, X3>; + + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find<L2, void>, mp_size_t<6>>)); + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find<L2, X1>, mp_size_t<0>>)); + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find<L2, X2>, mp_size_t<1>>)); + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find<L2, X3>, mp_size_t<3>>)); + } + + { + using L3 = std::tuple<>; + + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find<L3, void>, mp_size_t<0>>)); + + using L4 = std::tuple<X1, X2, X2, X3, X3, X3>; + + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find<L4, void>, mp_size_t<6>>)); + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find<L4, X1>, mp_size_t<0>>)); + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find<L4, X2>, mp_size_t<1>>)); + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find<L4, X3>, mp_size_t<3>>)); + } + + { + using L5 = std::pair<X1, X2>; + + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find<L5, void>, mp_size_t<2>>)); + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find<L5, X1>, mp_size_t<0>>)); + BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find<L5, X2>, mp_size_t<1>>)); + } + + return boost::report_errors(); +} |