gomp-20050608-branch/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/wchar_t/2.cc

   1 // Copyright (C) 2005 Free Software Foundation
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 2, or (at your option)
   7 // any later version.
   8
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING.  If not, write to the Free
  16 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  17 // USA.
  18
  19 // 27.6.2.5.4 basic_ostream character inserters
  20 // @require@ %-*.tst %-*.txt
  21 // @diff@ %-*.tst %-*.txt
  22
  23 #include <ostream>
  24 #include <fstream>
  25 #include <testsuite_hooks.h>
  26
  27 // via Brent Verner <brent@rcfile.org>
  28 // http://gcc.gnu.org/ml/libstdc++/2000-06/msg00005.html
  29 void
  30 test03(void)
  31 {
  32   using namespace std;
  33
  34   typedef wios::pos_type        pos_type;
  35
  36   const char* TEST_IN = "wostream_inserter_other_in.txt";
  37   const char* TEST_OUT = "wostream_inserter_other_out.txt";
  38   pos_type i_read, i_wrote, rs, ws;
  39   double tf_size = BUFSIZ * 2.5;
  40   ofstream testfile(TEST_IN);
  41
  42   for (int i = 0; i < tf_size; ++i)
  43     testfile.put(L'.');
  44   testfile.close();
  45
  46   wifstream in(TEST_IN);
  47   wofstream out(TEST_OUT);
  48   out << in.rdbuf();
  49   in.seekg(0, ios_base::beg);
  50   out.seekp(0, ios_base::beg);
  51   rs = in.tellg();
  52   ws = out.tellp();
  53   in.seekg(0, ios_base::end);
  54   out.seekp(0, ios_base::end);
  55   i_read = in.tellg() - rs;
  56   i_wrote = out.tellp() - ws;
  57   in.close();
  58   out.close();
  59 }
  60
  61 int
  62 main()
  63 {
  64   test03();
  65   return 0;
  66 }