ceph/src/boost/libs/type_traits/test/is_signed_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 #ifdef TEST_STD
   8 #  include <type_traits>
   9 #else
  10 #  include <boost/type_traits/is_signed.hpp>
  11 #endif
  12 #include "test.hpp"
  13 #include "check_integral_constant.hpp"
  14
  15 #include <climits>
  16
  17 TT_TEST_BEGIN(is_signed)
  18
  19 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<int>::value, true);
  20 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<long>::value, true);
  21 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<short>::value, true);
  22 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<signed char>::value, true);
  23 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<unsigned int>::value, false);
  24 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<unsigned long>::value, false);
  25 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<unsigned short>::value, false);
  26 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<unsigned char>::value, false);
  27
  28 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<UDT>::value, false);
  29 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<int&>::value, false);
  30 #ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
  31 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<int&&>::value, false);
  32 #endif
  33 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<int*>::value, false);
  34 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<int[2]>::value, false);
  35
  36 #if defined(BOOST_HAS_INT128) && !defined(TEST_CUDA_DEVICE)
  37 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<boost::int128_type>::value, true);
  38 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<boost::uint128_type>::value, false);
  39 #endif
  40
  41 #if defined(CHAR_MIN)
  42 #if CHAR_MIN != 0
  43 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<char>::value, true);
  44 #else
  45 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<char>::value, false);
  46 #endif
  47 #endif
  48
  49
  50 #if defined(WCHAR_MIN)
  51 #if WCHAR_MIN != 0
  52 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<wchar_t>::value, true);
  53 #else
  54 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_signed<wchar_t>::value, false);
  55 #endif
  56 #endif
  57
  58 TT_TEST_END
  59
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