libstdc++-v3/testsuite/22_locale/money_get/get/wchar_t/4.cc

   1 // 2001-09-12 Benjamin Kosnik  <bkoz@redhat.com>
   2
   3 // Copyright (C) 2001, 2002, 2003 Free Software Foundation
   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, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  19 // USA.
  20
  21 // 22.2.6.1.1 money_get members
  22
  23 #include <locale>
  24 #include <sstream>
  25 #include <testsuite_hooks.h>
  26
  27 // test double version
  28 void test04()
  29 {
  30   using namespace std;
  31   typedef money_base::part part;
  32   typedef money_base::pattern pattern;
  33   typedef istreambuf_iterator<wchar_t> iterator_type;
  34
  35   bool test = true;
  36
  37   // basic construction
  38   locale loc_c = locale::classic();
  39   locale loc_hk = __gnu_test::try_named_locale("en_HK");
  40   locale loc_fr = __gnu_test::try_named_locale("fr_FR@euro");
  41   locale loc_de = __gnu_test::try_named_locale("de_DE@euro");
  42   VERIFY( loc_c != loc_de );
  43   VERIFY( loc_hk != loc_fr );
  44   VERIFY( loc_hk != loc_de );
  45   VERIFY( loc_de != loc_fr );
  46
  47   // cache the moneypunct facets
  48   typedef moneypunct<wchar_t, true> __money_true;
  49   typedef moneypunct<wchar_t, false> __money_false;
  50   const __money_true& monpunct_c_t = use_facet<__money_true>(loc_c);
  51   const __money_true& monpunct_de_t = use_facet<__money_true>(loc_de);
  52   const __money_false& monpunct_c_f = use_facet<__money_false>(loc_c);
  53   const __money_false& monpunct_de_f = use_facet<__money_false>(loc_de);
  54   const __money_true& monpunct_hk_t = use_facet<__money_true>(loc_hk);
  55   const __money_false& monpunct_hk_f = use_facet<__money_false>(loc_hk);
  56
  57   // sanity check the data is correct.
  58   const wstring empty;
  59
  60   // total EPA budget FY 2002
  61   const long double  digits1 = 720000000000.0;
  62
  63   // est. cost, national missile "defense", expressed as a loss in USD 2001
  64   const long double digits2 = -10000000000000.0;
  65
  66   // input less than frac_digits
  67   const long double digits4 = -1.0;
  68
  69   iterator_type end;
  70   wistringstream iss;
  71   iss.imbue(loc_hk);
  72   // cache the money_get facet
  73   const money_get<wchar_t>& mon_get = use_facet<money_get<wchar_t> >(iss.getloc());
  74
  75   // now try with showbase, to get currency symbol in format
  76   iss.setf(ios_base::showbase);
  77
  78   iss.str(L"(HKD .01)");
  79   iterator_type is_it03(iss);
  80   long double result3;
  81   ios_base::iostate err03 = ios_base::goodbit;
  82   mon_get.get(is_it03, end, true, iss, err03, result3);
  83   VERIFY( result3 == digits4 );
  84   VERIFY( err03 == ios_base::goodbit );
  85 }
  86
  87 int main()
  88 {
  89   test04();
  90   return 0;
  91 }