73 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// <regex>10 11// template <class charT> struct regex_traits;12 13// charT translate_nocase(charT c) const;14 15// REQUIRES: locale.en_US.UTF-816// XFAIL: win32-broken-utf8-wchar-ctype17 18// Prior to Android O (API 26), in the "en_US.UTF-8" locale, towlower(L'\xDA')19// returned 0xDA instead of 0xFA.20// XFAIL: LIBCXX-ANDROID-FIXME && android-device-api={{21|22|23|24|25}}21 22#include <regex>23#include <cassert>24 25#include "test_macros.h"26#include "platform_support.h"27 28int main(int, char**)29{30 {31 std::regex_traits<char> t;32 assert(t.translate_nocase(' ') == ' ');33 assert(t.translate_nocase('A') == 'a');34 assert(t.translate_nocase('\x07') == '\x07');35 assert(t.translate_nocase('.') == '.');36 assert(t.translate_nocase('a') == 'a');37 assert(t.translate_nocase('1') == '1');38 assert(t.translate_nocase('\xDA') == '\xDA');39 assert(t.translate_nocase('\xFA') == '\xFA');40 t.imbue(std::locale(LOCALE_en_US_UTF_8));41 assert(t.translate_nocase(' ') == ' ');42 assert(t.translate_nocase('A') == 'a');43 assert(t.translate_nocase('\x07') == '\x07');44 assert(t.translate_nocase('.') == '.');45 assert(t.translate_nocase('a') == 'a');46 assert(t.translate_nocase('1') == '1');47 }48#ifndef TEST_HAS_NO_WIDE_CHARACTERS49 {50 std::regex_traits<wchar_t> t;51 assert(t.translate_nocase(L' ') == L' ');52 assert(t.translate_nocase(L'A') == L'a');53 assert(t.translate_nocase(L'\x07') == L'\x07');54 assert(t.translate_nocase(L'.') == L'.');55 assert(t.translate_nocase(L'a') == L'a');56 assert(t.translate_nocase(L'1') == L'1');57 assert(t.translate_nocase(L'\xDA') == L'\xDA');58 assert(t.translate_nocase(L'\xFA') == L'\xFA');59 t.imbue(std::locale(LOCALE_en_US_UTF_8));60 assert(t.translate_nocase(L' ') == L' ');61 assert(t.translate_nocase(L'A') == L'a');62 assert(t.translate_nocase(L'\x07') == L'\x07');63 assert(t.translate_nocase(L'.') == L'.');64 assert(t.translate_nocase(L'a') == L'a');65 assert(t.translate_nocase(L'1') == L'1');66 assert(t.translate_nocase(L'\xDA') == L'\xFA');67 assert(t.translate_nocase(L'\xFA') == L'\xFA');68 }69#endif70 71 return 0;72}73