libcxx/test/std/re/re.traits/default.pass.cpp

   1 // -*- C++ -*-
   2 //===----------------------------------------------------------------------===//
   3 //
   4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   5 // See https://llvm.org/LICENSE.txt for license information.
   6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 // REQUIRES: locale.en_US.UTF-8
  11
  12 // <regex>
  13
  14 // template <class charT> struct regex_traits;
  15
  16 // regex_traits();
  17
  18 #include <regex>
  19 #include <cassert>
  20
  21 #include "test_macros.h"
  22 #include "platform_support.h" // locale name macros
  23
  24 int main(int, char**)
  25 {
  26     {
  27         std::regex_traits<char> t1;
  28         assert(t1.getloc().name() == "C");
  29         std::regex_traits<wchar_t> t2;
  30         assert(t2.getloc().name() == "C");
  31     }
  32     {
  33         std::locale::global(std::locale(LOCALE_en_US_UTF_8));
  34         std::regex_traits<char> t1;
  35         assert(t1.getloc().name() == LOCALE_en_US_UTF_8);
  36         std::regex_traits<wchar_t> t2;
  37         assert(t2.getloc().name() == LOCALE_en_US_UTF_8);
  38     }
  39
  40   return 0;
  41 }