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Diffstat (limited to '')
-rw-r--r-- | src/boost/libs/hana/test/detail/preprocessor.cpp | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/detail/preprocessor.cpp b/src/boost/libs/hana/test/detail/preprocessor.cpp new file mode 100644 index 000000000..0ce69549f --- /dev/null +++ b/src/boost/libs/hana/test/detail/preprocessor.cpp @@ -0,0 +1,65 @@ +// Copyright Louis Dionne 2013-2017 +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt) + +#include <boost/hana/assert.hpp> +#include <boost/hana/detail/preprocessor.hpp> + +#include <string> +#include <vector> + + +////////////////////////////////////////////////////////////////////////////// +// BOOST_HANA_PP_CONCAT +////////////////////////////////////////////////////////////////////////////// +static_assert(BOOST_HANA_PP_CONCAT(1, 2) == 12, ""); + +////////////////////////////////////////////////////////////////////////////// +// BOOST_HANA_PP_FRONT +////////////////////////////////////////////////////////////////////////////// +static_assert(BOOST_HANA_PP_FRONT(0) == 0, ""); +static_assert(BOOST_HANA_PP_FRONT(0, 1) == 0, ""); +static_assert(BOOST_HANA_PP_FRONT(0, 1, 2) == 0, ""); +static_assert(BOOST_HANA_PP_FRONT(0, 1, 2, 3) == 0, ""); + +static_assert(BOOST_HANA_PP_FRONT(0, 1, 2, 3, 4, 5, 6, 6, 8, 9, + 10, 11, 12, 13, 14, 15, 16, 16, 18) == 0, ""); + +static_assert(BOOST_HANA_PP_FRONT(0, 1, 2, 3, 4, 5, 6, 6, 8, 9, + 10, 11, 12, 13, 14, 15, 16, 16, 18, 19) == 0, ""); + + +int main() { + using Vector = std::vector<int>; + + ////////////////////////////////////////////////////////////////////////// + // BOOST_HANA_PP_STRINGIZE + ////////////////////////////////////////////////////////////////////////// + { + constexpr char const* xyz = BOOST_HANA_PP_STRINGIZE(xyz); + BOOST_HANA_RUNTIME_CHECK(std::string{xyz} == "xyz"); + }{ + constexpr char const* xyz = BOOST_HANA_PP_STRINGIZE(foo{bar, baz}); + BOOST_HANA_RUNTIME_CHECK(std::string{xyz} == "foo{bar, baz}"); + }{ + constexpr char const* xyz = BOOST_HANA_PP_STRINGIZE(foo, bar, baz); + BOOST_HANA_RUNTIME_CHECK(std::string{xyz} == "foo, bar, baz"); + } + + ////////////////////////////////////////////////////////////////////////// + // BOOST_HANA_PP_DROP_FRONT + ////////////////////////////////////////////////////////////////////////// + { + Vector args = {BOOST_HANA_PP_DROP_FRONT(0, 1)}; + BOOST_HANA_RUNTIME_CHECK(args == Vector{1}); + }{ + Vector args = {BOOST_HANA_PP_DROP_FRONT(0, 1, 2)}; + BOOST_HANA_RUNTIME_CHECK(args == Vector{1, 2}); + }{ + Vector args = {BOOST_HANA_PP_DROP_FRONT(0, 1, 2, 3)}; + BOOST_HANA_RUNTIME_CHECK(args == Vector{1, 2, 3}); + }{ + Vector args = {BOOST_HANA_PP_DROP_FRONT(0, 1, 2, 3, 4)}; + BOOST_HANA_RUNTIME_CHECK(args == Vector{1, 2, 3, 4}); + } +} |