libstdc++-v3/testsuite/27_io/basic_filebuf/underflow/wchar_t/4.cc

   1 // 2003-09-04  Petur Runolfsson  <peturr02@ru.is>
   2 // Adapted from 27_io/basic_filebuf/underflow/char/2.cc
   3
   4 // Copyright (C) 2003 Free Software Foundation, Inc.
   5 //
   6 // This file is part of the GNU ISO C++ Library.  This library is free
   7 // software; you can redistribute it and/or modify it under the
   8 // terms of the GNU General Public License as published by the
   9 // Free Software Foundation; either version 2, or (at your option)
  10 // any later version.
  11
  12 // This library is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // GNU General Public License for more details.
  16
  17 // You should have received a copy of the GNU General Public License along
  18 // with this library; see the file COPYING.  If not, write to the Free
  19 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  20 // USA.
  21
  22 // 27.8.1.4 Overridden virtual functions
  23
  24 #include <fstream>
  25 #include <locale>
  26 #include <testsuite_hooks.h>
  27
  28 void test01()
  29 {
  30   bool test __attribute__((unused)) = true;
  31   using namespace std;
  32
  33   locale loc (__gnu_test::try_named_locale("se_NO.UTF-8"));
  34   wfilebuf fb_out, fb_in_out;
  35   fb_out.pubimbue(loc);
  36   fb_in_out.pubimbue(loc);
  37
  38   fb_out.open("tmp_underflow.tst", ios::out);
  39   fb_out.sputc(L'S');
  40   fb_out.sputc(L'T');
  41   fb_out.close();
  42
  43   fb_in_out.open("tmp_underflow.tst", ios::in | ios::out);
  44   while (fb_in_out.sbumpc() != wfilebuf::traits_type::eof());
  45
  46   VERIFY( fb_in_out.sputc(L'x') == L'x' );
  47   fb_in_out.close();
  48 }
  49
  50 int main()
  51 {
  52   test01();
  53   return 0;
  54 }