libstdc++-v3/testsuite/22_locale/money_get/get/char/8.cc

   1 // 2001-09-12 Benjamin Kosnik  <bkoz@redhat.com>
   2
   3 // Copyright (C) 2001-2024 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 // 22.2.6.1.1 money_get members
  21
  22 #include <locale>
  23 #include <sstream>
  24 #include <testsuite_hooks.h>
  25
  26 struct My_money_io_a : public std::moneypunct<char,false>
  27 {
  28   char_type do_decimal_point() const { return '.'; }
  29   std::string do_grouping() const { return "\004"; }
  30
  31   std::string do_curr_symbol() const { return "$"; }
  32   std::string do_positive_sign() const { return "()"; }
  33
  34   int do_frac_digits() const { return 2; }
  35
  36   pattern do_neg_format() const
  37   {
  38     pattern pat = { { sign, value, space, symbol } };
  39     return pat;
  40   }
  41 };
  42
  43 struct My_money_io_b : public std::moneypunct<char,false>
  44 {
  45   char_type do_decimal_point() const { return '.'; }
  46   std::string do_grouping() const { return "\004"; }
  47
  48   std::string do_curr_symbol() const { return "$"; }
  49   std::string do_positive_sign() const { return "()"; }
  50
  51   int do_frac_digits() const { return 2; }
  52
  53   pattern do_neg_format() const
  54   {
  55     pattern pat = { { sign, value, symbol, none } };
  56     return pat;
  57   }
  58 };
  59
  60 // This one exercises patterns of the type { X, Y, Z, symbol } and
  61 // { X, Y, symbol, none } for a two character long sign. Therefore
  62 // the optional symbol (showbase is false by default) must be consumed
  63 // if present, since "rest of the sign" is left to read.
  64 void test08()
  65 {
  66   using namespace std;
  67   typedef istreambuf_iterator<char> InIt;
  68
  69   bool intl = false;
  70   ios_base::iostate err;
  71
  72   locale loc_a(locale::classic(), new My_money_io_a);
  73
  74   string buffer_a("(1234.56 $)");
  75   string buffer_a_ns("(1234.56 )");
  76
  77   InIt iend_a, iend_a_ns;
  78   string val_a, val_a_ns;
  79
  80   const money_get<char,InIt>& mg_a  = use_facet<money_get<char, InIt> >(loc_a);
  81
  82   istringstream fmt_a(buffer_a);
  83   fmt_a.imbue(loc_a);
  84   InIt ibeg_a(fmt_a);
  85   mg_a.get(ibeg_a,iend_a,intl,fmt_a,err,val_a);
  86   VERIFY( val_a == "123456" );
  87
  88   istringstream fmt_a_ns(buffer_a_ns);
  89   fmt_a_ns.imbue(loc_a);
  90   InIt ibeg_a_ns(fmt_a_ns);
  91   mg_a.get(ibeg_a_ns,iend_a_ns,intl,fmt_a_ns,err,val_a_ns);
  92   VERIFY( val_a_ns == "123456" );
  93
  94   locale loc_b(locale::classic(), new My_money_io_b);
  95
  96   string buffer_b("(1234.56$)");
  97   string buffer_b_ns("(1234.56)");
  98
  99   InIt iend_b, iend_b_ns;
 100   string val_b, val_b_ns;
 101
 102   const money_get<char,InIt>& mg_b = use_facet<money_get<char, InIt> >(loc_b);
 103
 104   istringstream fmt_b(buffer_b);
 105   fmt_b.imbue(loc_b);
 106   InIt ibeg_b(fmt_b);
 107   mg_b.get(ibeg_b,iend_b,intl,fmt_b,err,val_b);
 108   VERIFY( val_b == "123456" );
 109
 110   istringstream fmt_b_ns(buffer_b_ns);
 111   fmt_b_ns.imbue(loc_b);
 112   InIt ibeg_b_ns(fmt_b_ns);
 113   mg_b.get(ibeg_b_ns,iend_b_ns,intl,fmt_b_ns,err,val_b_ns);
 114   VERIFY( val_b_ns == "123456" );
 115 }
 116
 117 int main()
 118 {
 119   test08();
 120   return 0;
 121 }