diff options
Diffstat (limited to 'test/std/containers/sequences/array/array.tuple/tuple_element.pass.cpp')
-rw-r--r-- | test/std/containers/sequences/array/array.tuple/tuple_element.pass.cpp | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/test/std/containers/sequences/array/array.tuple/tuple_element.pass.cpp b/test/std/containers/sequences/array/array.tuple/tuple_element.pass.cpp new file mode 100644 index 0000000000000..91d6b4e5da22b --- /dev/null +++ b/test/std/containers/sequences/array/array.tuple/tuple_element.pass.cpp @@ -0,0 +1,54 @@ +//===----------------------------------------------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +// <array> + +// tuple_element<I, array<T, N> >::type + +#include <array> +#include <type_traits> + +template <class T> +void test() +{ + { + typedef T Exp; + typedef std::array<T, 3> C; + static_assert((std::is_same<typename std::tuple_element<0, C>::type, Exp>::value), ""); + static_assert((std::is_same<typename std::tuple_element<1, C>::type, Exp>::value), ""); + static_assert((std::is_same<typename std::tuple_element<2, C>::type, Exp>::value), ""); + } + { + typedef T const Exp; + typedef std::array<T, 3> const C; + static_assert((std::is_same<typename std::tuple_element<0, C>::type, Exp>::value), ""); + static_assert((std::is_same<typename std::tuple_element<1, C>::type, Exp>::value), ""); + static_assert((std::is_same<typename std::tuple_element<2, C>::type, Exp>::value), ""); + } + { + typedef T volatile Exp; + typedef std::array<T, 3> volatile C; + static_assert((std::is_same<typename std::tuple_element<0, C>::type, Exp>::value), ""); + static_assert((std::is_same<typename std::tuple_element<1, C>::type, Exp>::value), ""); + static_assert((std::is_same<typename std::tuple_element<2, C>::type, Exp>::value), ""); + } + { + typedef T const volatile Exp; + typedef std::array<T, 3> const volatile C; + static_assert((std::is_same<typename std::tuple_element<0, C>::type, Exp>::value), ""); + static_assert((std::is_same<typename std::tuple_element<1, C>::type, Exp>::value), ""); + static_assert((std::is_same<typename std::tuple_element<2, C>::type, Exp>::value), ""); + } +} + +int main() +{ + test<double>(); + test<int>(); +} |