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-rw-r--r--src/boost/libs/hana/test/detail/create.cpp38
1 files changed, 38 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/detail/create.cpp b/src/boost/libs/hana/test/detail/create.cpp
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+++ b/src/boost/libs/hana/test/detail/create.cpp
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+// 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/config.hpp>
+#include <boost/hana/detail/create.hpp>
+
+#include <utility>
+#include <tuple>
+namespace hana = boost::hana;
+
+
+constexpr hana::detail::create<std::tuple> make_tuple{};
+constexpr hana::detail::create<std::pair> make_pair{};
+
+template <typename ...>
+struct empty { };
+
+template <typename T>
+struct single_holder { T x; };
+
+template <typename T>
+struct identity { using type = T; };
+
+template <typename ...T>
+using identity_t = typename identity<T...>::type;
+
+int main() {
+ static_assert(make_tuple(1, '2', 3.3) == std::make_tuple(1, '2', 3.3), "");
+ static_assert(make_pair(1, '2') == std::make_pair(1, '2'), "");
+
+ // should work
+ hana::detail::create<empty>{}();
+ hana::detail::create<single_holder>{}(1);
+ hana::detail::create<single_holder>{}([]{});
+ hana::detail::create<identity_t>{}(1);
+ hana::detail::create<identity_t>{}([]{});
+}