71 lines · cpp
1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9// XFAIL: availability-char8_t_support-missing10 11// This test runs in C++20, but we have deprecated codecvt<char(16|32), char, mbstate_t> in C++20.12// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS13 14// <locale>15 16// static const locale& classic();17 18#include <locale>19#include <cassert>20 21#include "test_macros.h"22 23template<class CharT>24void check_for(const std::locale& loc)25{26 assert(std::has_facet<std::collate<CharT> >(loc));27 28 assert(std::has_facet<std::ctype<CharT> >(loc));29 30 assert((std::has_facet<std::codecvt<CharT, char, std::mbstate_t> >(loc)));31 32 assert(std::has_facet<std::moneypunct<CharT> >(loc));33 assert(std::has_facet<std::money_get<CharT> >(loc));34 assert(std::has_facet<std::money_put<CharT> >(loc));35 36 assert(std::has_facet<std::numpunct<CharT> >(loc));37 assert(std::has_facet<std::num_get<CharT> >(loc));38 assert(std::has_facet<std::num_put<CharT> >(loc));39 40 assert(std::has_facet<std::time_get<CharT> >(loc));41 assert(std::has_facet<std::time_put<CharT> >(loc));42 43 assert(std::has_facet<std::messages<CharT> >(loc));44}45 46void check(const std::locale& loc)47{48 check_for<char>(loc);49#ifndef TEST_HAS_NO_WIDE_CHARACTERS50 check_for<wchar_t>(loc);51#endif52 53 assert((std::has_facet<std::codecvt<char16_t, char, std::mbstate_t> >(loc)));54 assert((std::has_facet<std::codecvt<char32_t, char, std::mbstate_t> >(loc)));55#if TEST_STD_VER > 1756 assert((std::has_facet<std::codecvt<char16_t, char8_t, std::mbstate_t> >(loc)));57 assert((std::has_facet<std::codecvt<char32_t, char8_t, std::mbstate_t> >(loc)));58#endif59}60 61int main(int, char**)62{63 std::locale loc = std::locale::classic();64 assert(loc.name() == "C");65 assert(loc == std::locale("C"));66 check(loc);67 check(std::locale("C"));68 69 return 0;70}71