88 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// REQUIRES: locale.en_US.UTF-810 11// XFAIL: availability-char8_t_support-missing12 13// This test runs in C++20, but we have deprecated codecvt<char(16|32), char, mbstate_t> in C++20.14// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS15 16// <locale>17 18// locale() throw();19 20#include <locale>21#include <cassert>22 23#include "test_macros.h"24#include "platform_support.h" // locale name macros25#include "count_new.h"26 27template<class CharT>28void check_for(const std::locale& loc)29{30 assert(std::has_facet<std::collate<CharT> >(loc));31 32 assert(std::has_facet<std::ctype<CharT> >(loc));33 34 assert((std::has_facet<std::codecvt<CharT, char, std::mbstate_t> >(loc)));35 36 assert(std::has_facet<std::moneypunct<CharT> >(loc));37 assert(std::has_facet<std::money_get<CharT> >(loc));38 assert(std::has_facet<std::money_put<CharT> >(loc));39 40 assert(std::has_facet<std::numpunct<CharT> >(loc));41 assert(std::has_facet<std::num_get<CharT> >(loc));42 assert(std::has_facet<std::num_put<CharT> >(loc));43 44 assert(std::has_facet<std::time_get<CharT> >(loc));45 assert(std::has_facet<std::time_put<CharT> >(loc));46 47 assert(std::has_facet<std::messages<CharT> >(loc));48}49 50void check(const std::locale& loc)51{52 check_for<char>(loc);53#ifndef TEST_HAS_NO_WIDE_CHARACTERS54 check_for<wchar_t>(loc);55#endif56 57 assert((std::has_facet<std::codecvt<char16_t, char, std::mbstate_t> >(loc)));58 assert((std::has_facet<std::codecvt<char32_t, char, std::mbstate_t> >(loc)));59#if TEST_STD_VER > 1760 assert((std::has_facet<std::codecvt<char16_t, char8_t, std::mbstate_t> >(loc)));61 assert((std::has_facet<std::codecvt<char32_t, char8_t, std::mbstate_t> >(loc)));62#endif63}64 65int main(int, char**)66{67 int ok;68 {69 std::locale loc;70 assert(globalMemCounter.checkOutstandingNewEq(0));71 assert(loc.name() == "C");72 assert(globalMemCounter.checkOutstandingNewEq(0));73 check(loc);74 assert(globalMemCounter.checkOutstandingNewEq(0));75 assert(std::locale::global(std::locale(LOCALE_en_US_UTF_8)) == loc);76 ok = globalMemCounter.outstanding_new;77 std::locale loc2;78 assert(globalMemCounter.checkOutstandingNewEq(ok));79 check(loc2);80 assert(globalMemCounter.checkOutstandingNewEq(ok));81 assert(loc2 == std::locale(LOCALE_en_US_UTF_8));82 assert(globalMemCounter.checkOutstandingNewEq(ok));83 }84 assert(globalMemCounter.checkOutstandingNewEq(ok));85 86 return 0;87}88