libstdc++-v3/testsuite/25_algorithms/copy/streambuf_iterators/wchar_t/4.cc

   1 // 2006-03-20  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2006-2018 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 3, 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 COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 #include <iterator>
  21 #include <fstream>
  22 #include <algorithm>
  23 #include <testsuite_hooks.h>
  24
  25 // In the occasion of libstdc++/25482
  26 void test01()
  27 {
  28   using namespace std;
  29
  30   typedef istreambuf_iterator<wchar_t> in_iterator_type;
  31
  32   wifstream fbuf_ref("istream_unformatted-1.txt"),
  33             fbuf("istream_unformatted-1.txt");
  34
  35   wchar_t buffer_ref[16500],
  36           buffer[16500];
  37
  38   fbuf_ref.read(buffer_ref, 16500);
  39
  40   in_iterator_type beg(fbuf);
  41   in_iterator_type end;
  42   copy(beg, end, buffer);
  43
  44   VERIFY( fbuf_ref.good() );
  45   VERIFY( fbuf.good() );
  46
  47   VERIFY( !wmemcmp(buffer, buffer_ref, 16500) );
  48 }
  49
  50 int main()
  51 {
  52   test01();
  53   return 0;
  54 }