ceph/src/boost/libs/locale/test/test_std_collate.cpp

   1 //
   2 //  Copyright (c) 2009-2011 Artyom Beilis (Tonkikh)
   3 //
   4 //  Distributed under the Boost Software License, Version 1.0. (See
   5 //  accompanying file LICENSE_1_0.txt or copy at
   6 //  http://www.boost.org/LICENSE_1_0.txt)
   7 //
   8
   9 #ifdef BOOST_LOCALE_NO_STD_BACKEND
  10 #include <iostream>
  11 int main()
  12 {
  13         std::cout << "STD Backend is not build... Skipping" << std::endl;
  14 }
  15 #else
  16
  17 #include <boost/locale/config.hpp>
  18 #include <boost/locale/conversion.hpp>
  19 #include <boost/locale/localization_backend.hpp>
  20 #include <boost/locale/generator.hpp>
  21 #include <boost/locale/info.hpp>
  22 #include <iomanip>
  23 #include "test_locale.hpp"
  24 #include "test_locale_tools.hpp"
  25 #include <iostream>
  26
  27 int get_sign(int x)
  28 {
  29     if(x<0)
  30         return -1;
  31     else if(x==0)
  32         return 0;
  33     return 1;
  34 }
  35
  36 template<typename CharType>
  37 void test_one(std::locale const &l,std::string ia,std::string ib,int diff)
  38 {
  39     std::basic_string<CharType> a=to_correct_string<CharType>(ia,l);
  40     std::basic_string<CharType> b=to_correct_string<CharType>(ib,l);
  41     if(diff < 0) {
  42         TEST(l(a,b));
  43         TEST(!l(b,a));
  44     }
  45     else if(diff == 0) {
  46         TEST(!l(a,b));
  47         TEST(!l(b,a));
  48     }
  49     else {
  50         TEST(!l(a,b));
  51         TEST(l(b,a));
  52     }
  53
  54     std::collate<CharType> const &col = std::use_facet<std::collate<CharType> >(l);
  55
  56     TEST(diff == col.compare(a.c_str(),a.c_str()+a.size(),b.c_str(),b.c_str()+b.size()));
  57     TEST(diff == get_sign(col.transform(a.c_str(),a.c_str()+a.size()).compare(col.transform(b.c_str(),b.c_str()+b.size()))));
  58     if(diff == 0) {
  59         TEST(col.hash(a.c_str(),a.c_str()+a.size()) == col.hash(b.c_str(),b.c_str()+b.size()));
  60     }
  61 }
  62
  63 template<typename CharType>
  64 void test_char()
  65 {
  66     boost::locale::generator gen;
  67
  68     std::cout << "- Testing at least C" << std::endl;
  69
  70     std::locale l = gen("en_US.UTF-8");
  71
  72     test_one<CharType>(l,"a","b",-1);
  73     test_one<CharType>(l,"a","a",0);
  74
  75     std::string name;
  76
  77     #if defined(_LIBCPP_VERSION) && (defined(__APPLE__) || defined(__FreeBSD__))
  78     std::cout << "- Collation is broken on this OS's standard C++ library, skipping" << std::endl;
  79     #else
  80     std::string names[] = { "en_US.UTF-8", "en_US.ISO8859-1" };
  81     for(unsigned i=0;i<sizeof(names)/sizeof(names[0]);i++) {
  82         name = get_std_name(names[i]);
  83         if(!name.empty()) {
  84             std::cout << "- Testing " << name << std::endl;
  85             std::locale l=gen(name);
  86             test_one<CharType>(l,"a","ç",-1);
  87             test_one<CharType>(l,"ç","d",-1);
  88         }
  89         else {
  90             std::cout << "- " << names[i] << " not supported, skipping" << std::endl;
  91         }
  92     }
  93     #endif
  94 }
  95
  96
  97 int main()
  98 {
  99     try {
 100         boost::locale::localization_backend_manager mgr = boost::locale::localization_backend_manager::global();
 101         mgr.select("std");
 102         boost::locale::localization_backend_manager::global(mgr);
 103
 104         std::cout << "Testing char" << std::endl;
 105         test_char<char>();
 106         std::cout << "Testing wchar_t" << std::endl;
 107         test_char<wchar_t>();
 108         #ifdef BOOST_LOCALE_ENABLE_CHAR16_T
 109         std::cout << "Testing char16_t" << std::endl;
 110         test_char<char16_t>();
 111         #endif
 112         #ifdef BOOST_LOCALE_ENABLE_CHAR32_T
 113         std::cout << "Testing char32_t" << std::endl;
 114         test_char<char32_t>();
 115         #endif
 116     }
 117     catch(std::exception const &e) {
 118         std::cerr << "Failed " << e.what() << std::endl;
 119         return EXIT_FAILURE;
 120     }
 121     FINALIZE();
 122
 123 }
 124
 125 #endif // NO STD
 126
 127 // vim: tabstop=4 expandtab shiftwidth=4 softtabstop=4
 128
 129 // boostinspect:noascii