ceph/src/boost/libs/type_traits/test/is_unsigned_test.cpp

   1
   2 //  (C) Copyright John Maddock 2005.
   3 //  Use, modification and distribution are subject to the
   4 //  Boost Software License, Version 1.0. (See accompanying file
   5 //  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   6
   7 #include "test.hpp"
   8 #include "check_integral_constant.hpp"
   9 #ifdef TEST_STD
  10 #  include <type_traits>
  11 #else
  12 #  include <boost/type_traits/is_unsigned.hpp>
  13 #endif
  14
  15 #include <climits>
  16
  17 TT_TEST_BEGIN(is_signed)
  18
  19 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<int>::value, false);
  20 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<long>::value, false);
  21 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<short>::value, false);
  22 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<signed char>::value, false);
  23 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<unsigned int>::value, true);
  24 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<unsigned long>::value, true);
  25 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<unsigned short>::value, true);
  26 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<unsigned char>::value, true);
  27
  28 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<UDT>::value, false);
  29 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<unsigned&>::value, false);
  30 #ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
  31 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<unsigned&&>::value, false);
  32 #endif
  33 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<unsigned*>::value, false);
  34 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<unsigned[2]>::value, false);
  35
  36 #ifdef BOOST_HAS_INT128
  37 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<boost::int128_type>::value, false);
  38 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<boost::uint128_type>::value, true);
  39 #endif
  40
  41 #if defined(CHAR_MIN)
  42 #if CHAR_MIN != 0
  43 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<char>::value, false);
  44 #else
  45 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<char>::value, true);
  46 #endif
  47 #endif
  48
  49
  50 #if defined(WCHAR_MIN)
  51 #if WCHAR_MIN != 0
  52 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<wchar_t>::value, false);
  53 #else
  54 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_unsigned<wchar_t>::value, true);
  55 #endif
  56 #endif
  57
  58 TT_TEST_END
  59
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