boost/libs/type_traits/test/is_pointer_test.cpp

   1
   2 //  (C) Copyright John Maddock 2000.
   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_pointer.hpp>
  13 #endif
  14
  15 TT_TEST_BEGIN(is_pointer)
  16
  17 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<int>::value, false);
  18 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<int&>::value, false);
  19 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<int*>::value, true);
  20 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<const int*>::value, true);
  21 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<volatile int*>::value, true);
  22 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<non_pointer*>::value, true);
  23    // these were false in previous versions (JM 20 Dec 2000):
  24 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<int*const>::value, true);
  25 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<int*volatile>::value, true);
  26 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<int*const volatile>::value, true);
  27    // JM 02 Oct 2000:
  28 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<non_pointer>::value, false);
  29 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<int*&>::value, false);
  30 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<int(&)[2]>::value, false);
  31 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<int[2]>::value, false);
  32 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<char[sizeof(void*)]>::value, false);
  33 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<void>::value, false);
  34
  35 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<f1>::value, true);
  36 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<f2>::value, true);
  37 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<f3>::value, true);
  38    // Steve: was 'true', should be 'false', via 3.9.2p3
  39 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<mf1>::value, false);
  40 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<mf2>::value, false);
  41 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<mf3>::value, false);
  42 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<mf4>::value, false);
  43 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<test_abc1>::value, false);
  44
  45 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<foo0_t>::value, false);
  46 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<foo1_t>::value, false);
  47 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<foo2_t>::value, false);
  48 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<foo3_t>::value, false);
  49 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<foo4_t>::value, false);
  50
  51 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_pointer<test_abc1>::value, false);
  52
  53 TT_TEST_END
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