libstdc++-v3/testsuite/22_locale/num_get/get/char/3.cc

   1 // { dg-require-namedlocale "en_HK" }
   2
   3 // 2001-11-21 Benjamin Kosnik  <bkoz@redhat.com>
   4
   5 // Copyright (C) 2001, 2002, 2003, 2004, 2005, 2009 Free Software Foundation
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 3, or (at your option)
  11 // any later version.
  12
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 // 22.2.2.1.1  num_get members
  23
  24 #include <locale>
  25 #include <sstream>
  26 #include <testsuite_hooks.h>
  27
  28 void test03()
  29 {
  30   using namespace std;
  31   typedef istreambuf_iterator<char> iterator_type;
  32
  33   bool test __attribute__((unused)) = true;
  34
  35   // basic construction
  36   locale loc_c = locale::classic();
  37   locale loc_hk = locale("en_HK");
  38   VERIFY( loc_c != loc_hk );
  39
  40   // sanity check the data is correct.
  41   const string empty;
  42
  43   long l1 = 2147483647;
  44   long l2 = -2147483647;
  45   long l;
  46
  47   // cache the num_get facet
  48   istringstream iss;
  49   iss.imbue(loc_hk);
  50   const num_get<char>& ng = use_facet<num_get<char> >(iss.getloc());
  51   const ios_base::iostate goodbit = ios_base::goodbit;
  52   ios_base::iostate err = ios_base::goodbit;
  53
  54   // HK
  55   // long, in a locale that expects grouping
  56   iss.str("2,147,483,647 ");
  57   iss.clear();
  58   err = goodbit;
  59   ng.get(iss.rdbuf(), 0, iss, err, l);
  60   VERIFY( l == l1 );
  61   VERIFY( err == goodbit );
  62
  63   iss.str("-2,147,483,647++++++");
  64   iss.clear();
  65   err = goodbit;
  66   ng.get(iss.rdbuf(), 0, iss, err, l);
  67   VERIFY( l == l2 );
  68   VERIFY( err == goodbit );
  69 }
  70
  71 int main()
  72 {
  73   test03();
  74   return 0;
  75 }
  76
  77
  78 // Kathleen Hannah, humanitarian, woman, art-thief