libstdc++-v3/testsuite/22_locale/time_put/put/char/9.cc

   1 // 2001-09-17 Benjamin Kosnik  <bkoz@redhat.com>
   2
   3 // Copyright (C) 2001-2021 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 // 22.2.5.3.1 time_put members
  21
  22 #include <locale>
  23 #include <sstream>
  24 #include <testsuite_hooks.h>
  25
  26 void test09()
  27 {
  28   using namespace std;
  29
  30   // Check time_put works with other iterators besides streambuf
  31   // output iterators. (As long as output_iterator requirements are met.)
  32   typedef string::iterator iter_type;
  33   typedef char_traits<char> traits;
  34   typedef time_put<char, iter_type> time_put_type;
  35   const ios_base::iostate goodbit = ios_base::goodbit;
  36
  37   ios_base::iostate err = goodbit;
  38   const locale loc_c = locale::classic();
  39   const string x(50, 'x'); // have to have allocated string!
  40   string res;
  41   const tm time_sanity = __gnu_test::test_tm(0, 0, 12, 26, 5, 97, 2, 0, 0);
  42   const char* date = "%X, %A, the second of %B, %Y";
  43
  44   ostringstream oss;
  45   oss.imbue(locale(loc_c, new time_put_type));
  46   const time_put_type& tp = use_facet<time_put_type>(oss.getloc());
  47
  48   // 01 date format
  49   res = x;
  50   iter_type ret1 = tp.put(res.begin(), oss, ' ', &time_sanity,
  51                           date, date + traits::length(date));
  52   string sanity1(res.begin(), ret1);
  53   VERIFY( err == goodbit );
  54   VERIFY( res == "12:00:00, Tuesday, the second of June, 1997xxxxxxx" );
  55   VERIFY( sanity1 == "12:00:00, Tuesday, the second of June, 1997" );
  56 }
  57
  58 int main()
  59 {
  60   test09();
  61   return 0;
  62 }