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// 2001-05-21 Benjamin Kosnik  <bkoz@redhat.com>
 
// Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2, or (at your option)
// any later version.
 
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
 
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING.  If not, write to the Free
// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
// USA.
 
// 27.8.1.4 Overridden virtual functions
 
#include <fstream>
#include <testsuite_hooks.h>
#include <testsuite_io.h>
 
// @require@ %-*.tst %-*.txt
// @diff@ %-*.tst %*.txt
 
const char name_01[] = "filebuf_virtuals-1.txt"; // file with data in it
const char name_03[] = "tmp_sputc_2io.tst";
 
void test05() 
{
  using namespace std;
  using namespace __gnu_test;
 
  typedef filebuf::int_type 	int_type;
  typedef filebuf::traits_type 	traits_type;
 
  bool test __attribute__((unused)) = true;
  int_type 			c1, c2;
 
  // int_type sputc(char_type c)
  // if out_cur not avail, return overflow(traits_type::to_int_type(c)) 
  // else, stores c at out_cur,
  // increments out_cur, and returns c as int_type
 
  // in | out 1
  {
    constraint_filebuf fb_03; 
    fb_03.pubsetbuf(0, 0);
    fb_03.open(name_03, ios_base::out | ios_base::in | ios_base::trunc);
    VERIFY( fb_03.unbuffered() );
    c1 = fb_03.sputc('b'); 
    VERIFY( c1 == 'b' );
    c2 = fb_03.sputc('d'); 
    VERIFY( c2 == 'd' );
    for (int i = 50; i <= 90; ++i) 
      c2 = fb_03.sputc(char(i));
    VERIFY( fb_03.unbuffered() );
  }
}
 
int main() 
{
  test05();
  return 0;
}