libstdc++-v3/testsuite/27_io/basic_filebuf/imbue/wchar_t/13007.cc

   1 // { dg-require-namedlocale "fr_FR.ISO8859-15" }
   2
   3 // Copyright (C) 2003-2020 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 // 27.8.1.4 Overridden virtual functions
  21
  22 #include <fstream>
  23 #include <locale>
  24 #include <testsuite_hooks.h>
  25
  26 class Buf : public std::wfilebuf
  27 {
  28 public:
  29   std::locale before;
  30   std::locale after;
  31
  32 protected:
  33   void imbue(const std::locale& loc)
  34   {
  35     before = getloc();
  36
  37     std::wfilebuf::imbue(loc);
  38
  39     after = getloc();
  40   }
  41 };
  42
  43 // libstdc++/13007
  44 void test01()
  45 {
  46   Buf buf;
  47   std::locale loc(std::locale(ISO_8859(15,fr_FR)));
  48
  49   buf.pubimbue(loc);
  50
  51   VERIFY( buf.getloc() == loc );
  52   VERIFY( buf.before == std::locale::classic() );
  53   VERIFY( buf.after == std::locale::classic() );
  54 }
  55
  56 int main()
  57 {
  58   test01();
  59   return 0;
  60 }