libstdc++-v3/testsuite/24_iterators/ostream_iterator.cc

   1 // 2001-06-25  Benjamin Kosnik  <bkoz@redhat.com>
   2
   3 // Copyright (C) 2001 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 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 // 24.5.4 Template class ostream_iterator
  22
  23 #include <iterator>
  24 #include <ostream>
  25 #include <sstream>
  26
  27 void test01()
  28 {
  29   using namespace std;
  30
  31   // Check for required base class.
  32   typedef ostream_iterator<long> test_iterator;
  33   typedef iterator<output_iterator_tag, void, void, void, void> base_iterator;
  34   ostringstream osstream("this tag");
  35   test_iterator  r_it(osstream);
  36   base_iterator* base __attribute__((unused)) = &r_it;
  37
  38   // Check for required typedefs
  39   typedef test_iterator::value_type value_type;
  40   typedef test_iterator::difference_type difference_type;
  41   typedef test_iterator::pointer pointer;
  42   typedef test_iterator::reference reference;
  43   typedef test_iterator::iterator_category iteratory_category;
  44
  45   typedef test_iterator::char_type char_type;
  46   typedef test_iterator::traits_type traits_type;
  47   typedef test_iterator::ostream_type ostream_type;
  48 }
  49
  50 // Instantiate
  51 template class std::ostream_iterator<char>;
  52
  53 int main()
  54 {
  55   test01();
  56   return 0;
  57 }