libstdc++-v3/testsuite/22_locale/collate/transform/char/3.cc

   1 // { dg-require-namedlocale "de_DE.ISO8859-15" }
   2
   3 // 2003-02-24 Petur Runolfsson <peturr02@ru.is>
   4
   5 // Copyright (C) 2003-2020 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 // 22.2.4.1.1 collate members
  23
  24 #include <locale>
  25 #include <testsuite_hooks.h>
  26
  27 void test03()
  28 {
  29   using namespace std;
  30   typedef std::collate<char>::string_type string_type;
  31
  32   // basic construction
  33   locale loc_c = locale::classic();
  34   locale loc_de = locale(ISO_8859(15,de_DE));
  35   VERIFY( loc_c != loc_de );
  36
  37   // cache the collate facets
  38   const collate<char>& coll_c = use_facet<collate<char> >(loc_c);
  39   const collate<char>& coll_de = use_facet<collate<char> >(loc_de);
  40
  41   const char* strlit1 = "a\0a\0";
  42   const char* strlit2 = "a\0b\0";
  43   const char* strlit3 = "a\0\xc4\0";
  44   const char* strlit4 = "a\0B\0";
  45   const char* strlit5 = "aa\0";
  46   const char* strlit6 = "b\0a\0";
  47
  48   int i;
  49   string_type str1;
  50   string_type str2;
  51
  52   str1 = coll_c.transform(strlit1, strlit1 + 3);
  53   str2 = coll_c.transform(strlit2, strlit2 + 3);
  54   i = str1.compare(str2);
  55   VERIFY( i < 0 );
  56
  57   str1 = coll_de.transform(strlit1, strlit1 + 3);
  58   str2 = coll_de.transform(strlit2, strlit2 + 3);
  59   i = str1.compare(str2);
  60   VERIFY( i < 0 );
  61
  62   str1 = coll_c.transform(strlit3, strlit3 + 3);
  63   str2 = coll_c.transform(strlit4, strlit4 + 3);
  64   i = str1.compare(str2);
  65   VERIFY( i > 0 );
  66
  67   str1 = coll_de.transform(strlit3, strlit3 + 3);
  68   str2 = coll_de.transform(strlit4, strlit4 + 3);
  69   i = str1.compare(str2);
  70   VERIFY( i < 0 );
  71
  72   str1 = coll_c.transform(strlit1, strlit1 + 1);
  73   str2 = coll_c.transform(strlit5, strlit5 + 1);
  74   i = str1.compare(str2);
  75   VERIFY( i == 0 );
  76
  77   str1 = coll_de.transform(strlit6, strlit6 + 3);
  78   str2 = coll_de.transform(strlit1, strlit1 + 3);
  79   i = str1.compare(str2);
  80   VERIFY( i > 0 );
  81
  82   str1 = coll_c.transform(strlit1, strlit1 + 3);
  83   str2 = coll_c.transform(strlit5, strlit5 + 3);
  84   i = str1.compare(str2);
  85   VERIFY( i < 0 );
  86 }
  87
  88 int main()
  89 {
  90   test03();
  91   return 0;
  92 }