libstdc++-v3/testsuite/27_io/objects/char/9.cc

   1 // 2003-05-01  Petur Runolfsson  <peturr02@ru.is>
   2
   3 // Copyright (C) 2003, 2004 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 2, 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 COPYING.  If not, write to the Free
  18 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  19 // USA.
  20
  21 // { dg-require-fileio "" }
  22
  23 #include <iostream>
  24 #include <cstdio>
  25 #include <testsuite_hooks.h>
  26
  27 void test09()
  28 {
  29   using namespace std;
  30
  31   bool test __attribute__((unused)) = true;
  32   const char* name = "tmp_09";
  33
  34   FILE* fout = fopen(name, "w");
  35   fputs("abc\n", fout);
  36   fclose(fout);
  37
  38   freopen(name, "r", stdin);
  39
  40   // basic_streambuf::showmanyc returns 0.
  41   VERIFY( 0 == std::cin.rdbuf()->in_avail() );
  42 }
  43
  44 int
  45 main()
  46 {
  47   test09();
  48   return 0;
  49 }