gomp-20050608-branch/libstdc++-v3/testsuite/27_io/basic_istream/readsome/char/8258.cc

   1 // 1999-08-11 bkoz
   2
   3 // Copyright (C) 1999, 2000, 2001, 2002, 2003 Free Software Foundation
   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 // 27.6.1.3 unformatted input functions
  22
  23 #include <istream>
  24 #include <streambuf>
  25 #include <testsuite_hooks.h>
  26
  27 // libstdc++/8258
  28 class mybuf : public std::basic_streambuf<char>
  29 { };
  30
  31 void test11()
  32 {
  33   bool test __attribute__((unused)) = true;
  34   using namespace std;
  35   char arr[10];
  36   mybuf sbuf;
  37   basic_istream<char, char_traits<char> > istr(&sbuf);
  38
  39   VERIFY(istr.rdstate() == ios_base::goodbit);
  40   VERIFY(istr.readsome(arr, 10) == 0);
  41   VERIFY(istr.rdstate() == ios_base::goodbit);
  42 }
  43
  44 int
  45 main()
  46 {
  47   test11();
  48   return 0;
  49 }