libstdc++-v3/testsuite/27_io/basic_streambuf/imbue/wchar_t/1.cc

   1 // 981208 bkoz test functionality of basic_streambuf for char_type == wchar_t
   2
   3 // Copyright (C) 1997-2017 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 #include <streambuf>
  21 #include <locale>
  22 #include <testsuite_hooks.h>
  23
  24 class testbuf : public std::wstreambuf
  25 {
  26 public:
  27   typedef std::wstreambuf::traits_type traits_type;
  28
  29   testbuf() : std::wstreambuf() { }
  30 };
  31
  32 // test the streambuf locale settings
  33 void test02()
  34 {
  35   testbuf buf;
  36   std::locale loc_c = std::locale::classic();
  37   loc_c = buf.getloc();
  38   buf.pubimbue(loc_c); //This should initialize _M_init to true
  39   std::locale loc_tmp = buf.getloc();
  40   VERIFY( loc_tmp == loc_c );
  41 }
  42
  43 int main()
  44 {
  45   test02();
  46   return 0;
  47 }
  48
  49
  50
  51 // more candy!!!