libstdc++-v3/testsuite/27_io/basic_istream/get/char/2.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 // @require@ %-*.tst %-*.txt
  23 // @diff@ %-*.tst %-*.txt
  24
  25 // { dg-require-fileio "" }
  26
  27 #include <istream>
  28 #include <sstream>
  29 #include <fstream>
  30 #include <testsuite_hooks.h>
  31
  32 //libstdc++/92: Bug in istream::get(basic_streambuf*)
  33 // bug reported by bgarcia@laurelnetworks.com
  34 // http://gcc.gnu.org/ml/libstdc++-prs/2000-q3/msg00041.html
  35 void
  36 test07()
  37 {
  38   bool test __attribute__((unused)) = true;
  39   const char* tfn = "istream_unformatted-1.txt";
  40   std::ifstream infile;
  41   infile.open(tfn);
  42   VERIFY( !(!infile) );
  43   while (infile)
  44     {
  45       std::string line;
  46       std::ostringstream line_ss;
  47       while (infile.peek() == '\n')
  48         infile.get();
  49       infile.get(*(line_ss.rdbuf()));
  50       line = line_ss.str();
  51       VERIFY( line == "1234567890" || line == "" );
  52     }
  53 }
  54
  55 int
  56 main()
  57 {
  58   test07();
  59   return 0;
  60 }