libstdc++-v3/testsuite/22_locale/money_get/get/char/14.cc

   1 // 2004-02-21  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2004-2022 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 : public std::moneypunct<char, false>
  27 {
  28   std::string do_positive_sign() const { return "+"; }
  29   std::string do_negative_sign() const { return ""; }
  30 };
  31
  32 void test01()
  33 {
  34   using namespace std;
  35   typedef istreambuf_iterator<char> InIt;
  36
  37   locale loc(locale::classic(), new My_money);
  38
  39   string buffer("69");
  40
  41   InIt iend;
  42   ios_base::iostate err;
  43   string val;
  44
  45   const money_get<char, InIt>& mg  =
  46     use_facet<money_get<char, InIt> >(loc);
  47
  48   istringstream fmt(buffer);
  49   fmt.imbue(loc);
  50   InIt ibeg(fmt);
  51   mg.get(ibeg, iend, false, fmt, err, val);
  52   VERIFY( val == "-69" );
  53 }
  54
  55 int main()
  56 {
  57   test01();
  58   return 0;
  59 }