diff options
| -rw-r--r-- | libcxx/include/string_view | 4 | ||||
| -rw-r--r-- | libcxx/test/std/strings/string.view/types.pass.cpp | 77 |
2 files changed, 79 insertions, 2 deletions
diff --git a/libcxx/include/string_view b/libcxx/include/string_view index 4d8358288f0..72cf816e8d5 100644 --- a/libcxx/include/string_view +++ b/libcxx/include/string_view @@ -196,9 +196,9 @@ public: // types typedef _Traits traits_type; typedef _CharT value_type; - typedef const _CharT* pointer; + typedef _CharT* pointer; typedef const _CharT* const_pointer; - typedef const _CharT& reference; + typedef _CharT& reference; typedef const _CharT& const_reference; typedef const_pointer const_iterator; // See [string.view.iterators] typedef const_iterator iterator; diff --git a/libcxx/test/std/strings/string.view/types.pass.cpp b/libcxx/test/std/strings/string.view/types.pass.cpp new file mode 100644 index 00000000000..68bbc29b9aa --- /dev/null +++ b/libcxx/test/std/strings/string.view/types.pass.cpp @@ -0,0 +1,77 @@ +//===----------------------------------------------------------------------===// +// +// 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. +// +//===----------------------------------------------------------------------===// + +// <string_view> + +// Test nested types and default template args: + +// template<class charT, class traits = char_traits<charT>> +// { +// public: +// // types: +// using traits_type = traits; +// using value_type = charT; +// using pointer = value_type*; +// using const_pointer = const value_type*; +// using reference = value_type&; +// using const_reference = const value_type&; +// using const_iterator = implementation-defined ; // see 24.4.2.2 +// using iterator = const_iterator; +// using const_reverse_iterator = reverse_iterator<const_iterator>; +// using iterator = const_reverse_iterator; +// using size_type = size_t; +// using difference_type = ptrdiff_t; +// static constexpr size_type npos = size_type(-1); +// +// }; + +#include <string_view> +#include <iterator> +#include <type_traits> + +#include "test_macros.h" + +template <class Traits> +void +test() +{ + typedef std::basic_string_view<typename Traits::char_type, Traits> S; + + static_assert((std::is_same<typename S::traits_type, Traits>::value), ""); + static_assert((std::is_same<typename S::value_type, typename Traits::char_type>::value), ""); + static_assert((std::is_same<typename S::size_type, std::size_t>::value), ""); + static_assert((std::is_same<typename S::difference_type, ptrdiff_t>::value), ""); + static_assert((std::is_same<typename S::reference, typename S::value_type&>::value), ""); + static_assert((std::is_same<typename S::const_reference, const typename S::value_type&>::value), ""); + static_assert((std::is_same<typename S::pointer, typename S::value_type*>::value), ""); + static_assert((std::is_same<typename S::const_pointer, const typename S::value_type*>::value), ""); + static_assert((std::is_same< + typename std::iterator_traits<typename S::iterator>::iterator_category, + std::random_access_iterator_tag>::value), ""); + static_assert((std::is_same< + typename std::iterator_traits<typename S::const_iterator>::iterator_category, + std::random_access_iterator_tag>::value), ""); + static_assert((std::is_same< + typename S::reverse_iterator, + std::reverse_iterator<typename S::iterator> >::value), ""); + static_assert((std::is_same< + typename S::const_reverse_iterator, + std::reverse_iterator<typename S::const_iterator> >::value), ""); + static_assert(S::npos == -1, ""); + static_assert((std::is_same<typename S::iterator, typename S::const_iterator>::value), ""); + static_assert((std::is_same<typename S::reverse_iterator, typename S::const_reverse_iterator>::value), ""); +} + +int main() +{ + test<std::char_traits<char> >(); + test<std::char_traits<wchar_t> >(); + static_assert((std::is_same<std::basic_string_view<char>::traits_type, + std::char_traits<char> >::value), ""); +} |
