libstdc++-v3/testsuite/22_locale/money_get/get/wchar_t/19.cc

   1 // 2004-03-15  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2004 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 struct My_money_io_01 : public std::moneypunct<wchar_t, false>
  28 {
  29   std::wstring do_curr_symbol() const { return L"$"; }
  30   std::wstring do_positive_sign() const { return L""; }
  31   std::wstring do_negative_sign() const { return L""; }
  32
  33   pattern do_neg_format() const
  34   {
  35     pattern pat = { { value, symbol, none, sign } };
  36     return pat;
  37   }
  38 };
  39
  40 struct My_money_io_02 : public std::moneypunct<wchar_t, false>
  41 {
  42   std::wstring do_curr_symbol() const { return L"%"; }
  43   std::wstring do_positive_sign() const { return L""; }
  44   std::wstring do_negative_sign() const { return L"-"; }
  45
  46   pattern do_neg_format() const
  47   {
  48     pattern pat = { { value, symbol, sign, none } };
  49     return pat;
  50   }
  51 };
  52
  53 struct My_money_io_03 : public std::moneypunct<wchar_t, false>
  54 {
  55   std::wstring do_curr_symbol() const { return L"&"; }
  56   std::wstring do_positive_sign() const { return L""; }
  57   std::wstring do_negative_sign() const { return L""; }
  58
  59   pattern do_neg_format() const
  60   {
  61     pattern pat = { { value, space, symbol, sign } };
  62     return pat;
  63   }
  64 };
  65
  66 // When both do_positive_sign and do_negative_sign return an empty
  67 // string, patterns of the forms { value, symbol, none, sign },
  68 // { value, symbol, sign, none } and { X, Y, symbol, sign } imply
  69 // that the symbol is not consumed since no other characters are
  70 // needed to complete the format.
  71 void test01()
  72 {
  73   using namespace std;
  74   typedef istreambuf_iterator<wchar_t> iterator_type;
  75
  76   bool test __attribute__((unused)) = true;
  77
  78   // basic construction
  79   locale loc_01(locale::classic(), new My_money_io_01);
  80   locale loc_02(locale::classic(), new My_money_io_02);
  81   locale loc_03(locale::classic(), new My_money_io_03);
  82
  83   iterator_type end, end01, end02, end03;
  84   wistringstream iss_01, iss_02, iss_03;
  85   iss_01.imbue(loc_01);
  86   iss_02.imbue(loc_02);
  87   iss_03.imbue(loc_03);
  88   // cache the money_get facet
  89   const money_get<wchar_t>& mon_get_01 =
  90     use_facet<money_get<wchar_t> >(iss_01.getloc());
  91   const money_get<wchar_t>& mon_get_02 =
  92     use_facet<money_get<wchar_t> >(iss_02.getloc());
  93   const money_get<wchar_t>& mon_get_03 =
  94     use_facet<money_get<wchar_t> >(iss_03.getloc());
  95
  96   iss_01.str(L"10$");
  97   iterator_type is_it01(iss_01);
  98   wstring result01;
  99   ios_base::iostate err01 = ios_base::goodbit;
 100   end01 = mon_get_01.get(is_it01, end, false, iss_01, err01, result01);
 101   VERIFY( err01 == ios_base::goodbit );
 102   VERIFY( *end01 == L'$' );
 103
 104   iss_02.str(L"50%");
 105   iterator_type is_it02(iss_02);
 106   wstring result02;
 107   ios_base::iostate err02 = ios_base::goodbit;
 108   end02 = mon_get_02.get(is_it02, end, false, iss_02, err02, result02);
 109   VERIFY( err02 == ios_base::goodbit );
 110   VERIFY( *end02 == L'%' );
 111
 112   iss_03.str(L"7 &");
 113   iterator_type is_it03(iss_03);
 114   wstring result03;
 115   ios_base::iostate err03 = ios_base::goodbit;
 116   end03 = mon_get_03.get(is_it03, end, false, iss_03, err03, result03);
 117   VERIFY( err03 == ios_base::goodbit );
 118   VERIFY( *end03 == L'&' );
 119 }
 120
 121 int main()
 122 {
 123   test01();
 124   return 0;
 125 }