libstdc++-v3/testsuite/27_io/basic_streambuf/imbue/wchar_t/13007-2.cc

   1 // Copyright (C) 2003 Free Software Foundation, Inc.
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 2, or (at your option)
   7 // any later version.
   8
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING.  If not, write to the Free
  16 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  17 // USA.
  18
  19 // 27.5.2.4.1 Locales
  20
  21 #include <streambuf>
  22 #include <locale>
  23 #include <testsuite_hooks.h>
  24
  25 class Buf2 : public std::wstreambuf
  26 {
  27 public:
  28   std::locale before;
  29   std::locale after;
  30
  31 protected:
  32   void imbue(const std::locale& loc)
  33   {
  34     before = getloc();
  35
  36     std::wstreambuf::imbue(loc);
  37
  38     after = getloc();
  39   }
  40 };
  41
  42 // libstdc++/13007
  43 void test02()
  44 {
  45   bool test __attribute__((unused)) = true;
  46
  47   Buf2 buf;
  48   std::locale loc(__gnu_test::try_named_locale("en_US"));
  49
  50   buf.pubimbue(loc);
  51
  52   VERIFY( buf.getloc() == loc );
  53   VERIFY( buf.before == std::locale::classic() );
  54   VERIFY( buf.after == std::locale::classic() );
  55 }
  56
  57 int main()
  58 {
  59   test02();
  60   return 0;
  61 }