gomp-20050608-branch/libstdc++-v3/testsuite/27_io/basic_istream/get/char/3.cc

   1 // 2004-11-26  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2004 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 <sstream>
  24 #include <testsuite_hooks.h>
  25
  26 // DR 243. get and getline when sentry reports failure.
  27 void test01()
  28 {
  29   using namespace std;
  30   bool test __attribute__((unused)) = true;
  31
  32   stringbuf strbuf01;
  33   stringbuf strbuf02;
  34   istream istr01(&strbuf01);
  35   istream istr02(&strbuf02);
  36   char buf02[2] = "*" ;
  37
  38   istr01.peek();
  39   VERIFY( istr01.eof() );
  40
  41   istr01.get(0, 0);
  42   VERIFY( istr01.gcount() == 0 );
  43   VERIFY( istr01.fail() );
  44
  45   istr02.peek();
  46   VERIFY( istr02.eof() );
  47
  48   istr02.get(buf02, 1);
  49   VERIFY( istr02.gcount() == 0 );
  50   VERIFY( istr02.fail() );
  51   VERIFY( buf02[0] == char() );
  52 }
  53
  54 int main()
  55 {
  56   test01();
  57   return 0;
  58 }