libstdc++-v3/testsuite/ext/enc_filebuf/wchar_t/13189.cc

   1 // Copyright (C) 2003 Free Software Foundation
   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 #ifdef _GLIBCXX_USE___ENC_TRAITS
  20
  21 #include <ext/enc_filebuf.h>
  22 #include <testsuite_hooks.h>
  23
  24 void test01()
  25 {
  26   using namespace std;
  27   typedef __enc_traits state_type;
  28   typedef wchar_t char_type;
  29   typedef __gnu_cxx::enc_filebuf<char_type> filebuf_type;
  30   typedef codecvt<char_type, char, state_type> enc_codecvt;
  31
  32   bool test __attribute__((unused)) = true;
  33   ios_base::openmode mode = ios_base::in | ios_base::out | ios_base::trunc;
  34   try
  35     {
  36       state_type st;
  37       filebuf_type fbuf(st);
  38       locale loc(locale::classic(), new enc_codecvt);
  39       fbuf.pubimbue(loc);
  40       fbuf.open("tmp_13189w", mode);
  41       fbuf.sputc(L'a');
  42       fbuf.pubseekoff(0, ios_base::beg);
  43       fbuf.sgetc();
  44       fbuf.close();
  45     }
  46   catch(...)
  47     {
  48       VERIFY( false );
  49     }
  50 }
  51
  52 #else
  53 void test01() { }
  54 #endif
  55
  56 int main()
  57 {
  58   test01();
  59   return 0;
  60 }