libstdc++-v3/testsuite/22_locale/money_put/put/wchar_t/4.cc

   1 // 2001-08-27 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 // 22.2.6.2.1 money_put members
  21
  22 #include <locale>
  23 #include <sstream>
  24 #include <testsuite_hooks.h>
  25
  26 void test04()
  27 {
  28   using namespace std;
  29
  30   // Check money_put works with other iterators besides streambuf
  31   // output iterators. (As long as output_iterator requirements are met.)
  32   typedef wstring::iterator iter_type;
  33   typedef money_put<wchar_t, iter_type> mon_put_type;
  34   const ios_base::iostate goodbit = ios_base::goodbit;
  35   ios_base::iostate err = goodbit;
  36   const locale loc_c = locale::classic();
  37   // woman, art, thief (stole the blues)
  38   const wstring str(L"1943 Janis Joplin");
  39   const long double ld = 1943.0;
  40   const wstring x(str.size(), 'x'); // have to have allocated wstring!
  41   wstring res;
  42
  43   ostringstream oss;
  44   oss.imbue(locale(loc_c, new mon_put_type));
  45
  46   // Iterator advanced, state, output.
  47   const mon_put_type& mp = use_facet<mon_put_type>(oss.getloc());
  48
  49   // 01 wstring
  50   res = x;
  51   iter_type ret1 = mp.put(res.begin(), false, oss, L' ', str);
  52   wstring sanity1(res.begin(), ret1);
  53   VERIFY( err == goodbit );
  54   VERIFY( res == L"1943xxxxxxxxxxxxx" );
  55   VERIFY( sanity1 == L"1943" );
  56
  57   // 02 long double
  58   res = x;
  59   iter_type ret2 = mp.put(res.begin(), false, oss, L' ', ld);
  60   wstring sanity2(res.begin(), ret2);
  61   VERIFY( err == goodbit );
  62   VERIFY( res == L"1943xxxxxxxxxxxxx" );
  63   VERIFY( sanity2 == L"1943" );
  64 }
  65
  66 int main()
  67 {
  68   test04();
  69   return 0;
  70 }