ceph/src/boost/libs/type_traits/test/is_polymorphic_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 #ifdef TEST_STD
   8 #  include <type_traits>
   9 #else
  10 #  include <boost/type_traits/is_polymorphic.hpp>
  11 #endif
  12 #include "test.hpp"
  13 #include "check_integral_constant.hpp"
  14
  15 #include <exception>
  16 #include <new>
  17 #include <stdexcept>
  18
  19 #if defined(BOOST_WINDOWS) && !defined(BOOST_DISABLE_WIN32)
  20 #include <windows.h> // more things to test
  21 #endif
  22
  23 #if defined(BOOST_MSVC) && (_MSC_VER >= 1700)
  24 #pragma warning(disable:4250)
  25 #endif
  26
  27 // this test was added to check for bug reported on 21 May 2003:
  28 struct poly_bug { virtual int foo() = 0; };
  29
  30 TT_TEST_BEGIN(is_polymorphic)
  31
  32 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<int>::value, false);
  33 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<const int>::value, false);
  34 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<volatile int>::value, false);
  35 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<int*>::value, false);
  36 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<int* const>::value, false);
  37 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<int[2]>::value, false);
  38 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<int&>::value, false);
  39 #ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
  40 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<int&&>::value, false);
  41 #endif
  42 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<mf4>::value, false);
  43 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<f1>::value, false);
  44 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<enum_UDT>::value, false);
  45
  46 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<UDT>::value, false);
  47 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<empty_UDT>::value, false);
  48
  49 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<UDT*>::value, false);
  50 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<UDT[2]>::value, false);
  51 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<UDT&>::value, false);
  52 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<void>::value, false);
  53
  54 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<VB>::value, true);
  55 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<VD>::value, true);
  56 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<test_abc1>::value, true);
  57 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<test_abc2>::value, true);
  58 #ifndef BOOST_NO_STD_LOCALE
  59 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<std::iostream>::value, true);
  60 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<std::basic_streambuf<char> >::value, true);
  61 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<std::basic_ios<char> >::value, true);
  62 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<std::basic_istream<char> >::value, true);
  63 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<std::basic_streambuf<char> >::value, true);
  64 // some libraries don't make this one a polymorphic class, since this is a library
  65 // rather than a type traits issue we won't test this for now...
  66 //BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<std::ios_base>::value, true);
  67 #endif
  68 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<std::exception>::value, true);
  69 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<std::bad_alloc>::value, true);
  70 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<std::runtime_error>::value, true);
  71 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<std::out_of_range>::value, true);
  72 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<std::range_error>::value, true);
  73
  74 #if defined(BOOST_WINDOWS) && !defined(BOOST_DISABLE_WIN32)
  75 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<IUnknown>::value, true);
  76 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<ITypeInfo>::value, true);
  77 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<ITypeComp>::value, true);
  78 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<IDispatch>::value, true);
  79 #endif
  80
  81 //
  82 // this test was added to check for bug reported on 21 May 2003:
  83 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<poly_bug>::value, true);
  84
  85 #ifndef BOOST_NO_CXX11_FINAL
  86 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic < final_UDT >::value, false);
  87 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_polymorphic<polymorphic_derived_final>::value, true);
  88 #endif
  89
  90 TT_TEST_END
  91
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