libstdc++-v3/testsuite/22_locale/money_get/get/char/7.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 // We were appending to the string val passed by reference, instead
  27 // of constructing a temporary candidate, eventually copied into
  28 // val in case of successful parsing.
  29 void test07()
  30 {
  31   using namespace std;
  32
  33   typedef istreambuf_iterator<char> InIt;
  34   InIt iend1, iend2, iend3;
  35
  36   locale loc_c = locale::classic();
  37   string buffer1("123");
  38   string buffer2("456");
  39   string buffer3("Golgafrincham"); // From Nathan's original idea.
  40
  41   string val;
  42
  43   ios_base::iostate err;
  44
  45   const money_get<char, InIt>& mg = use_facet<money_get<char, InIt> >(loc_c);
  46
  47   istringstream fmt1(buffer1);
  48   fmt1.imbue(loc_c);
  49   InIt ibeg1(fmt1);
  50   mg.get(ibeg1, iend1, false, fmt1, err, val);
  51   VERIFY( val == buffer1 );
  52
  53   istringstream fmt2(buffer2);
  54   fmt2.imbue(loc_c);
  55   InIt ibeg2(fmt2);
  56   mg.get(ibeg2, iend2, false, fmt2, err, val);
  57   VERIFY( val == buffer2 );
  58
  59   val = buffer3;
  60   istringstream fmt3(buffer3);
  61   fmt3.imbue(loc_c);
  62   InIt ibeg3(fmt3);
  63   mg.get(ibeg3, iend3, false, fmt3, err, val);
  64   VERIFY( val == buffer3 );
  65 }
  66
  67 int main()
  68 {
  69   test07();
  70   return 0;
  71 }