gomp-20050608-branch/libstdc++-v3/testsuite/27_io/basic_filebuf/imbue/wchar_t/13582-3.cc

   1 // { dg-require-namedlocale "" }
   2
   3 // 2004-01-11  Petur Runolfsson  <peturr02@ru.is>
   4
   5 // Copyright (C) 2004, 2005 Free Software Foundation, Inc.
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 2, or (at your option)
  11 // any later version.
  12
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING.  If not, write to the Free
  20 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  21 // USA.
  22
  23 // 27.8.1.4 Overridden virtual functions
  24
  25 #include <fstream>
  26 #include <locale>
  27 #include <testsuite_hooks.h>
  28
  29 // libstdc++/13582
  30 void test01()
  31 {
  32   bool test __attribute__((unused)) = true;
  33   using namespace std;
  34
  35   locale loc_en(locale("en_US"));
  36   locale loc_fr(locale("fr_FR"));
  37
  38   const char* name = "tmp_13582-3.tst";
  39
  40   {
  41     filebuf fbout;
  42     fbout.open(name, ios_base::out);
  43     fbout.sputn("AbCdE", 5);
  44     fbout.close();
  45   }
  46
  47   {
  48     wfilebuf fbin;
  49     fbin.open(name, ios_base::in);
  50     wfilebuf::int_type n = fbin.sbumpc();
  51     VERIFY( n == L'A' );
  52     fbin.pubimbue(loc_en);
  53     fbin.pubseekoff(0, ios_base::cur);
  54     n = fbin.sbumpc();
  55     VERIFY( n == L'b' );
  56     fbin.pubimbue(loc_fr);
  57     n = fbin.sbumpc();
  58     VERIFY( n == L'C' );
  59     n = fbin.sbumpc();
  60     VERIFY( n == L'd' );
  61     fbin.pubseekoff(0, ios_base::cur);
  62     n = fbin.sbumpc();
  63     VERIFY( n == L'E' );
  64     n = fbin.sbumpc();
  65     VERIFY( n == wfilebuf::traits_type::eof() );
  66     fbin.close();
  67   }
  68 }
  69
  70 int main()
  71 {
  72   test01();
  73   return 0;
  74 }