libstdc++-v3/testsuite/22_locale/locale/cons/7.cc

   1 // { dg-require-namedlocale "is_IS.ISO8859-1" }
   2
   3 // 2001-01-19 Benjamin Kosnik <bkoz@redhat.com>
   4
   5 // Copyright (C) 2001-2020 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 // 22.1.1 - Class locale [lib.locale]
  23
  24 #include <locale>
  25 #include <string>
  26 #include <testsuite_hooks.h>
  27
  28 void
  29 test02()
  30 {
  31   using namespace std;
  32   const string name_c("C");
  33   const string name_no("*");
  34   string str;
  35
  36   // construct a locale object with the specialized facet.
  37   locale                loc_c = locale::classic();
  38   locale                loc_is = locale(ISO_8859(1,is_IS));
  39   locale                loc_1(locale::classic(),
  40                               new numpunct_byname<char>(ISO_8859(1,is_IS)));
  41
  42   // check names
  43   VERIFY( loc_c.name() == name_c );
  44   VERIFY( loc_1.name() == name_no );
  45
  46   // sanity check the constructed locale has the specialized facet.
  47   VERIFY( has_facet<numpunct<char> >(loc_1) );
  48   VERIFY( has_facet<numpunct<char> >(loc_c) );
  49
  50   // attempt to re-synthesize classic locale
  51   locale                loc_2 = loc_1.combine<numpunct<char> >(loc_c);
  52   VERIFY( loc_2.name() == name_no );
  53   VERIFY( loc_2 != loc_c );
  54
  55   // extract facet
  56   const numpunct<char>& nump_1 = use_facet<numpunct<char> >(loc_1);
  57   const numpunct<char>& nump_2 = use_facet<numpunct<char> >(loc_2);
  58   const numpunct<char>& nump_c = use_facet<numpunct<char> >(loc_c);
  59   const numpunct<char>& nump_is = use_facet<numpunct<char> >(loc_is);
  60
  61   // sanity check the data is correct.
  62   char dp1 = nump_c.decimal_point();
  63   char th1 = nump_c.thousands_sep();
  64   string g1 = nump_c.grouping();
  65   string t1 = nump_c.truename();
  66   string f1 = nump_c.falsename();
  67
  68   char dp2 = nump_1.decimal_point();
  69   char th2 = nump_1.thousands_sep();
  70   string g2 = nump_1.grouping();
  71   string t2 = nump_1.truename();
  72   string f2 = nump_1.falsename();
  73
  74   char dp3 = nump_2.decimal_point();
  75   char th3 = nump_2.thousands_sep();
  76   string g3 = nump_2.grouping();
  77   string t3 = nump_2.truename();
  78   string f3 = nump_2.falsename();
  79
  80   char dp4 = nump_is.decimal_point();
  81   char th4 = nump_is.thousands_sep();
  82   string g4 = nump_is.grouping();
  83   string t4 = nump_is.truename();
  84   string f4 = nump_is.falsename();
  85   VERIFY( dp1 != dp2 );
  86   VERIFY( th1 != th2 );
  87
  88   VERIFY( dp1 == dp3 );
  89   VERIFY( th1 == th3 );
  90   VERIFY( t1 == t3 );
  91   VERIFY( f1 == f3 );
  92
  93   VERIFY( dp2 == dp4 );
  94   VERIFY( th2 == th4 );
  95   VERIFY( t2 == t4 );
  96   VERIFY( f2 == f4 );
  97 }
  98
  99
 100 int main()
 101 {
 102   test02();
 103   return 0;
 104 }