libstdc++-v3/testsuite/22_locale/collate_members_char.cc

   1 // 2001-08-15 Benjamin Kosnik  <bkoz@redhat.com>
   2
   3 // Copyright (C) 2001, 2002 Free Software Foundation
   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 2, 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 COPYING.  If not, write to the Free
  18 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  19 // USA.
  20
  21 // 22.2.4.1.1 collate members
  22
  23 #include <locale>
  24 #include <testsuite_hooks.h>
  25
  26 // XXX This may not work for non-glibc locale models.
  27 // { dg-do run { xfail *-*-* } }
  28
  29 void test01()
  30 {
  31   using namespace std;
  32   typedef std::collate<char>::string_type string_type;
  33
  34   bool test = true;
  35
  36   // basic construction
  37   locale loc_c = locale::classic();
  38   locale loc_us("en_US");
  39   locale loc_fr("fr_FR");
  40   locale loc_de("de_DE");
  41   VERIFY( loc_c != loc_de );
  42   VERIFY( loc_us != loc_fr );
  43   VERIFY( loc_us != loc_de );
  44   VERIFY( loc_de != loc_fr );
  45
  46   // cache the collate facets
  47   const collate<char>& coll_c = use_facet<collate<char> >(loc_c);
  48   const collate<char>& coll_us = use_facet<collate<char> >(loc_us);
  49   const collate<char>& coll_fr = use_facet<collate<char> >(loc_fr);
  50   const collate<char>& coll_de = use_facet<collate<char> >(loc_de);
  51
  52   // int compare(const charT*, const charT*, const charT*, const charT*) const
  53   // long hash(const charT*, const charT*) cosnt
  54   // string_type transform(const charT*, const charT*) const
  55
  56   // Check "C" locale.
  57   const char* strlit1 = "monkey picked tikuanyin oolong";
  58   const char* strlit2 = "imperial tea court green oolong";
  59
  60   int i1;
  61   int size1 = strlen(strlit1) - 1;
  62   i1 = coll_c.compare(strlit1, strlit1 + size1, strlit1, strlit1 + 7);
  63   VERIFY ( i1 == 1 );
  64   i1 = coll_c.compare(strlit1, strlit1 + 7, strlit1, strlit1 + size1);
  65   VERIFY ( i1 == -1 );
  66   i1 = coll_c.compare(strlit1, strlit1 + 7, strlit1, strlit1 + 7);
  67   VERIFY ( i1 == 0 );
  68
  69   int i2;
  70   int size2 = strlen(strlit2) - 1;
  71   i2 = coll_c.compare(strlit2, strlit2 + size2, strlit2, strlit2 + 13);
  72   VERIFY ( i2 == 1 );
  73   i2 = coll_c.compare(strlit2, strlit2 + 13, strlit2, strlit2 + size2);
  74   VERIFY ( i2 == -1 );
  75   i2 = coll_c.compare(strlit2, strlit2 + size2, strlit2, strlit2 + size2);
  76   VERIFY ( i2 == 0 );
  77
  78   long l1;
  79   long l2;
  80   l1 = coll_c.hash(strlit1, strlit1 + size1);
  81   l2 = coll_c.hash(strlit1, strlit1 + size1 - 1);
  82   VERIFY ( l1 != l2 );
  83   l1 = coll_c.hash(strlit1, strlit1 + size1);
  84   l2 = coll_c.hash(strlit2, strlit2 + size2);
  85   VERIFY ( l1 != l2 );
  86
  87   string str1 = coll_c.transform(strlit1, strlit1 + size1);
  88   string str2 = coll_c.transform(strlit2, strlit2 + size2);
  89   i1 = str1.compare(str2);
  90   i2 = coll_c.compare(strlit1, strlit1 + size1, strlit2, strlit2 + size2);
  91   VERIFY ( i2 == 1 );
  92   VERIFY ( i1 * i2 > 0 );
  93
  94   // Check German "de_DE" locale.
  95   const char* strlit3 = "Äuglein Augment"; // "C" == "Augment Äuglein"
  96   const char* strlit4 = "Base baß Baß Bast"; // "C" == "Base baß Baß Bast"
  97
  98   int size3 = strlen(strlit3) - 1;
  99   i1 = coll_de.compare(strlit3, strlit3 + size3, strlit3, strlit3 + 7);
 100   VERIFY ( i1 == 1 );
 101   i1 = coll_de.compare(strlit3, strlit3 + 7, strlit3, strlit3 + size1);
 102   VERIFY ( i1 == -1 );
 103   i1 = coll_de.compare(strlit3, strlit3 + 7, strlit3, strlit3 + 7);
 104   VERIFY ( i1 == 0 );
 105
 106   i1 = coll_de.compare(strlit3, strlit3 + 6, strlit3 + 8, strlit3 + 14);
 107   VERIFY ( i1 == -1 );
 108
 109   int size4 = strlen(strlit4) - 1;
 110   i2 = coll_de.compare(strlit4, strlit4 + size4, strlit4, strlit4 + 13);
 111   VERIFY ( i2 == 1 );
 112   i2 = coll_de.compare(strlit4, strlit4 + 13, strlit4, strlit4 + size4);
 113   VERIFY ( i2 == -1 );
 114   i2 = coll_de.compare(strlit4, strlit4 + size4, strlit4, strlit4 + size4);
 115   VERIFY ( i2 == 0 );
 116
 117   l1 = coll_de.hash(strlit3, strlit3 + size3);
 118   l2 = coll_de.hash(strlit3, strlit3 + size3 - 1);
 119   VERIFY ( l1 != l2 );
 120   l1 = coll_de.hash(strlit3, strlit3 + size3);
 121   l2 = coll_de.hash(strlit4, strlit4 + size4);
 122   VERIFY ( l1 != l2 );
 123
 124   string str3 = coll_de.transform(strlit3, strlit3 + size3);
 125   string str4 = coll_de.transform(strlit4, strlit4 + size4);
 126   i1 = str3.compare(str4);
 127   i2 = coll_de.compare(strlit3, strlit3 + size3, strlit4, strlit4 + size4);
 128   VERIFY ( i2 == -1 );
 129   VERIFY ( i1 * i2 > 0 );
 130 }
 131
 132 // libstdc++/5280
 133 void test02()
 134 {
 135 #ifdef _GLIBCPP_HAVE_SETENV
 136   // Set the global locale to non-"C".
 137   std::locale loc_de("de_DE");
 138   std::locale::global(loc_de);
 139
 140   // Set LANG environment variable to de_DE.
 141   const char* oldLANG = getenv("LANG");
 142   if (!setenv("LANG", "de_DE", 1))
 143     {
 144       test01();
 145       setenv("LANG", oldLANG ? oldLANG : "", 1);
 146     }
 147 #endif
 148 }
 149
 150 void test03()
 151 {
 152   bool test = true;
 153   std::string str1("fffff");
 154   std::string str2("ffffffffffff");
 155
 156   const std::locale cloc = std::locale::classic();
 157   const std::collate<char> &col = std::use_facet<std::collate<char> >(cloc);
 158
 159   long l1 = col.hash(str1.c_str(), str1.c_str() + str1.size());
 160   long l2 = col.hash(str2.c_str(), str2.c_str() + str2.size());
 161   VERIFY( l1 != l2 );
 162 }
 163
 164 // http://gcc.gnu.org/ml/libstdc++/2002-05/msg00038.html
 165 void test04()
 166 {
 167   bool test = true;
 168
 169   const char* tentLANG = std::setlocale(LC_ALL, "ja_JP.eucjp");
 170   if (tentLANG != NULL)
 171     {
 172       std::string preLANG = tentLANG;
 173       test01();
 174       test03();
 175       std::string postLANG = std::setlocale(LC_ALL, NULL);
 176       VERIFY( preLANG == postLANG );
 177     }
 178 }
 179
 180 int main()
 181 {
 182   test01();
 183   test02();
 184   test03();
 185   test04();
 186   return 0;
 187 }