libstdc++-v3/testsuite/27_io/basic_filebuf/underflow/wchar_t/11389-1.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 // 27.8.1.4 Overridden virtual functions
  20
  21 #include <fstream>
  22 #include <testsuite_hooks.h>
  23
  24 const char name_01[] = "tmp_11389-1";
  25
  26 void test01()
  27 {
  28   using namespace std;
  29   bool test __attribute__((unused)) = true;
  30
  31   filebuf fbout;
  32   fbout.open(name_01, ios_base::out);
  33   fbout.sputc('a');
  34   fbout.close();
  35
  36   wfilebuf fbin;
  37   locale loc(__gnu_test::try_named_locale("en_US.UTF-8"));
  38   fbin.pubimbue(loc);
  39   fbin.open(name_01, ios_base::in);
  40   VERIFY( fbin.sbumpc() == L'a' );
  41   VERIFY( fbin.sgetc() == wfilebuf::traits_type::eof() );
  42   fbin.close();
  43 }
  44
  45 int main()
  46 {
  47   test01();
  48   return 0;
  49 }