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- // (C) Copyright John Maddock 2000.
- // Use, modification and distribution are subject to the
- // Boost Software License, Version 1.0. (See accompanying file
- // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- #ifdef TEST_STD
- # include <type_traits>
- #else
- # include <boost/type_traits/is_empty.hpp>
- #endif
- #include "test.hpp"
- #include "check_integral_constant.hpp"
- struct non_default_constructable_UDT
- {
- non_default_constructable_UDT(const non_default_constructable_UDT&){}
- private:
- non_default_constructable_UDT(){}
- };
- TT_TEST_BEGIN(is_empty)
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_empty<int>::value, false);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_empty<int*>::value, false);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_empty<int&>::value, false);
- #ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_empty<int&&>::value, false);
- #endif
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_empty<void>::value, false);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_empty<int[2]>::value, false);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_empty<f1>::value, false);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_empty<mf1>::value, false);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_empty<UDT>::value, false);
- BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::is_empty<empty_UDT>::value, true, false);
- BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::is_empty<empty_POD_UDT>::value, true, false);
- BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::is_empty<non_default_constructable_UDT>::value, true, false);
- BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::is_empty<boost::noncopyable>::value, true, false);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_empty<enum_UDT>::value, false);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_empty<non_empty>::value, false);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_empty<const non_empty&>::value, false);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_empty<foo4_t>::value, false);
- TT_TEST_END
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