libstdc++-v3/testsuite/experimental/string_view/inserters/char/1.cc

   1 // { dg-options "-std=gnu++1y" }
   2
   3 // Copyright (C) 2013 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 // inserters
  21
  22 // NB: This file is predicated on sstreams, istreams, and ostreams
  23 // working, not to mention other major details like char_traits, and
  24 // all of the string_view class.
  25
  26 #include <experimental/string_view>
  27 #include <stdexcept>
  28 #include <sstream>
  29 #include <fstream>
  30 #include <iostream>
  31 #include <testsuite_hooks.h>
  32
  33 bool
  34 test01()
  35 {
  36   bool test [[gnu::unused]] = true;
  37
  38   typedef std::experimental::string_view::size_type csize_type;
  39   typedef std::experimental::string_view::const_reference cref;
  40   typedef std::experimental::string_view::reference ref;
  41
  42   const std::experimental::string_view str01("sailing grand traverse bay\n"
  43                "\t\t\t    from Elk Rapids to the point reminds me of miles");
  44
  45   // ostream& operator<<(ostream&, const basic_string_view&)
  46   std::ostringstream ostrs01;
  47   try
  48     {
  49       ostrs01 << str01;
  50       VERIFY( ostrs01.str() == str01 );
  51     }
  52   catch(std::exception& fail)
  53     {
  54       VERIFY( false );
  55     }
  56
  57   std::experimental::string_view hello_world;
  58   std::cout << hello_world;
  59
  60   return test;
  61 }
  62
  63 int
  64 main()
  65 {
  66   test01();
  67
  68   return 0;
  69 }