libstdc++-v3/testsuite/ext/enc_filebuf/char/13598.cc

   1 // { dg-require-iconv "ISO-8859-1" }
   2
   3 // Copyright (C) 2004-2024 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 <locale>
  21 #include <cstring>
  22 #include <cstddef>
  23 #include <testsuite_hooks.h>
  24 #include <ext/enc_filebuf.h>
  25
  26 int main()
  27 {
  28   typedef char char_type;
  29   typedef __gnu_cxx::enc_filebuf<char_type> filebuf_type;
  30   typedef filebuf_type::state_type state_type;
  31
  32   const char* str = "Hello, world!\n";
  33   std::locale loc(std::locale::classic(),
  34                   new std::codecvt<char, char, __gnu_cxx::encoding_state>());
  35   state_type st("ISO-8859-1", "ISO-8859-1");
  36   filebuf_type fb(st);
  37   fb.pubimbue(loc);
  38
  39   fb.open("tmp_13598", std::ios_base::out);
  40   std::streamsize n = fb.sputn(str, std::strlen(str));
  41   int s = fb.pubsync();
  42   fb.close();
  43
  44   VERIFY( std::size_t(n) == std::strlen(str) );
  45   VERIFY( s == 0 );
  46
  47   return 0;
  48 }