libs/functional/hash/test/hash_string_test.cpp

   1
   2 // Copyright 2005-2009 Daniel James.
   3 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   4 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   5
   6 #include "./config.hpp"
   7
   8 #ifdef TEST_STD_INCLUDES
   9 #  include <functional>
  10 #else
  11 #  include <boost/functional/hash.hpp>
  12 #endif
  13
  14 #include <boost/detail/lightweight_test.hpp>
  15
  16 #include <boost/mpl/assert.hpp>
  17 #include <boost/type_traits/is_base_and_derived.hpp>
  18 #include <string>
  19
  20 #include "./compile_time.hpp"
  21
  22 void string_tests()
  23 {
  24     compile_time_tests((std::string*) 0);
  25
  26     HASH_NAMESPACE::hash<std::string> x1;
  27     HASH_NAMESPACE::hash<std::string> x2;
  28
  29     BOOST_TEST(x1("Hello") == x2(std::string("Hel") + "lo"));
  30     BOOST_TEST(x1("") == x2(std::string()));
  31
  32 #if defined(TEST_EXTENSIONS)
  33     std::string value1;
  34     std::string value2("Hello");
  35
  36     BOOST_TEST(x1(value1) == HASH_NAMESPACE::hash_value(value1));
  37     BOOST_TEST(x1(value2) == HASH_NAMESPACE::hash_value(value2));
  38     BOOST_TEST(HASH_NAMESPACE::hash_value(value1) ==
  39             HASH_NAMESPACE::hash_range(value1.begin(), value1.end()));
  40     BOOST_TEST(HASH_NAMESPACE::hash_value(value2) ==
  41             HASH_NAMESPACE::hash_range(value2.begin(), value2.end()));
  42 #endif
  43 }
  44
  45 #if !defined(BOOST_NO_STD_WSTRING)
  46 void wstring_tests()
  47 {
  48     compile_time_tests((std::wstring*) 0);
  49
  50     HASH_NAMESPACE::hash<std::wstring> x1;
  51     HASH_NAMESPACE::hash<std::wstring> x2;
  52
  53     BOOST_TEST(x1(L"Hello") == x2(std::wstring(L"Hel") + L"lo"));
  54     BOOST_TEST(x1(L"") == x2(std::wstring()));
  55
  56 #if defined(TEST_EXTENSIONS)
  57     std::wstring value1;
  58     std::wstring value2(L"Hello");
  59
  60     BOOST_TEST(x1(value1) == HASH_NAMESPACE::hash_value(value1));
  61     BOOST_TEST(x1(value2) == HASH_NAMESPACE::hash_value(value2));
  62     BOOST_TEST(HASH_NAMESPACE::hash_value(value1) ==
  63             HASH_NAMESPACE::hash_range(value1.begin(), value1.end()));
  64     BOOST_TEST(HASH_NAMESPACE::hash_value(value2) ==
  65             HASH_NAMESPACE::hash_range(value2.begin(), value2.end()));
  66 #endif
  67 }
  68 #endif
  69
  70 int main()
  71 {
  72     string_tests();
  73 #if !defined(BOOST_NO_STD_WSTRING)
  74     wstring_tests();
  75 #endif
  76     return boost::report_errors();
  77 }