libstdc++-v3/testsuite/22_locale/num_put/put/char/3.cc

   1 // { dg-require-namedlocale "en_HK.ISO8859-1" }
   2
   3 // 2001-11-19 Benjamin Kosnik  <bkoz@redhat.com>
   4
   5 // Copyright (C) 2001-2023 Free Software Foundation, Inc.
   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 // 22.2.2.2.1  num_put members
  23
  24 #include <locale>
  25 #include <sstream>
  26 #include <testsuite_hooks.h>
  27
  28 void test03()
  29 {
  30   using namespace std;
  31   typedef ostreambuf_iterator<char> iterator_type;
  32
  33   // basic construction
  34   locale loc_c = locale::classic();
  35   locale loc_hk = locale(ISO_8859(1,en_HK));
  36   VERIFY( loc_c != loc_hk );
  37
  38   // sanity check the data is correct.
  39   const string empty;
  40   string result1;
  41   string result2;
  42
  43   long l1 = 2147483647;
  44   long l2 = -2147483647;
  45
  46   // cache the num_put facet
  47   ostringstream oss;
  48   oss.imbue(loc_hk);
  49   const num_put<char>& np = use_facet<num_put<char> >(oss.getloc());
  50
  51   // HK
  52   // long, in a locale that expects grouping
  53   oss.str(empty);
  54   oss.clear();
  55   np.put(oss.rdbuf(), oss, '+', l1);
  56   result1 = oss.str();
  57   VERIFY( result1 == "2,147,483,647" );
  58
  59   oss.str(empty);
  60   oss.clear();
  61   oss.width(20);
  62   oss.setf(ios_base::left, ios_base::adjustfield);
  63   np.put(oss.rdbuf(), oss, '+', l2);
  64   result1 = oss.str();
  65   VERIFY( result1 == "-2,147,483,647++++++" );
  66 }
  67
  68 int main()
  69 {
  70   test03();
  71   return 0;
  72 }
  73
  74