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- // (C) Copyright John Maddock 2000.
- // (C) Copyright Antony Polukhin 2013.
- // 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_copy_constructible.hpp>
- #endif
- #include "test.hpp"
- #include "check_integral_constant.hpp"
- #include <boost/move/core.hpp>
- struct has {
- has(){}
- has(const has&){}
- };
- // MSVC can not generate neither default constructor, nor assignment operator,
- // nor copy constructor for `has2` type. Suppressing those warnings is essential,
- // because we treat warnings as errors in those tests
- #if (defined _MSC_VER)
- # pragma warning( push )
- # pragma warning( disable : 4510 4512 4610)
- #endif
- struct has2 {
- const int& i;
- explicit has2(const int& val) : i(val) {}
- };
- #if (defined _MSC_VER)
- # pragma warning( pop )
- #endif
- struct has3 {
- has3(has3&){}
- };
- struct has4 { // Copy constructor must be generated by compiler
- has4(has4*){}
- };
- struct has_not: public boost::noncopyable {
- typedef boost::noncopyable base_t;
- has_not() : base_t() {}
- };
- #ifndef BOOST_NO_CXX11_DELETED_FUNCTIONS
- struct has_not2 {
- has_not2() {}
- has_not2(has_not2&) = delete;
- };
- struct has_not3 {
- has_not3() {}
- has_not3(const has_not3&) = delete;
- };
- #endif // BOOST_NO_CXX11_DELETED_FUNCTIONS
- struct has_not4: private boost::noncopyable {
- typedef boost::noncopyable base_t;
- has_not4() : base_t() {}
- private:
- has_not4(const has_not4&);
- };
- struct has_not5 {
- private:
- BOOST_MOVABLE_BUT_NOT_COPYABLE(has_not5)
- };
- TT_TEST_BEGIN(is_copy_constructible)
- // Main part of the test
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<has>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<has2>::value, true);
- // Only constructible from has3& not from const-reference, this only works if we have decltype:
- #if !defined(BOOST_NO_CXX11_DECLTYPE) && !BOOST_WORKAROUND(BOOST_MSVC, < 1800)
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<has3>::value, false);
- #endif
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<has4>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<has_not>::value, false);
- #if !defined(BOOST_NO_CXX11_DELETED_FUNCTIONS) && !defined(BOOST_INTEL_CXX_VERSION)
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<has_not2>::value, false);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<has_not3>::value, false);
- #endif
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<has_not4>::value, false);
- // Requires some basic support from Boost.Move in C++03
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<has_not5>::value, false);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<bool>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<bool const>::value, true);
- #ifndef TEST_STD
- // unspecified behaviour:
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<bool volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<bool const volatile>::value, true);
- #endif
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<signed char>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<signed char const>::value, true);
- #ifndef TEST_STD
- // unspecified behaviour:
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<signed char volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<signed char const volatile>::value, true);
- #endif
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned char>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<char>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned char const>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<char const>::value, true);
- #ifndef TEST_STD
- // unspecified behaviour:
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned char volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<char volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned char const volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<char const volatile>::value, true);
- #endif
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned short>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<short>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned short const>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<short const>::value, true);
- #ifndef TEST_STD
- // unspecified behaviour:
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned short volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<short volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned short const volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<short const volatile>::value, true);
- #endif
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned int>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<int>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned int const>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<int const>::value, true);
- #ifndef TEST_STD
- // unspecified behaviour:
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned int volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<int volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned int const volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<int const volatile>::value, true);
- #endif
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned long>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<long>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned long const>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<long const>::value, true);
- #ifndef TEST_STD
- // unspecified behaviour:
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned long volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<long volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned long const volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<long const volatile>::value, true);
- #endif
- #ifdef BOOST_HAS_LONG_LONG
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible< ::boost::ulong_long_type>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible< ::boost::long_long_type>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible< ::boost::ulong_long_type const>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible< ::boost::long_long_type const>::value, true);
- #ifndef TEST_STD
- // unspecified behaviour:
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible< ::boost::ulong_long_type volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible< ::boost::long_long_type volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible< ::boost::ulong_long_type const volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible< ::boost::long_long_type const volatile>::value, true);
- #endif
- #endif
- #ifdef BOOST_HAS_MS_INT64
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned __int8>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<__int8>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned __int8 const>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<__int8 const>::value, true);
- #ifndef TEST_STD
- // unspecified behaviour:
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned __int8 volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<__int8 volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned __int8 const volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<__int8 const volatile>::value, true);
- #endif
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned __int16>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<__int16>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned __int16 const>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<__int16 const>::value, true);
- #ifndef TEST_STD
- // unspecified behaviour:
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned __int16 volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<__int16 volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned __int16 const volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<__int16 const volatile>::value, true);
- #endif
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned __int32>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<__int32>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned __int32 const>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<__int32 const>::value, true);
- #ifndef TEST_STD
- // unspecified behaviour:
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned __int32 volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<__int32 volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned __int32 const volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<__int32 const volatile>::value, true);
- #endif
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned __int64>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<__int64>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned __int64 const>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<__int64 const>::value, true);
- #ifndef TEST_STD
- // unspecified behaviour:
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned __int64 volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<__int64 volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<unsigned __int64 const volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<__int64 const volatile>::value, true);
- #endif
- #endif
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<float>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<float const>::value, true);
- #ifndef TEST_STD
- // unspecified behaviour:
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<float volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<float const volatile>::value, true);
- #endif
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<double>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<double const>::value, true);
- #ifndef TEST_STD
- // unspecified behaviour:
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<double volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<double const volatile>::value, true);
- #endif
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<long double>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<long double const>::value, true);
- #ifndef TEST_STD
- // unspecified behaviour:
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<long double volatile>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<long double const volatile>::value, true);
- #endif
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<int>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<void*>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<int*const>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<f1>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<f2>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<f3>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<mf1>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<mf2>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<mf3>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<mp>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<cmf>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<enum_UDT>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<int&>::value, true);
- #ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
- // This is debatable, we used to insist this was true, but copy-constructibility
- // implies copying a constant-object, and that isn't the case here:
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<int&&>::value, false);
- #endif
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<const int&>::value, true);
- // Following three tests may give different results because of compiler and C++03/C++11.
- // On C++11 compiler following code:
- // int c[2][4][5][6][3];
- // int b[2][4][5][6][3] = std::move(c);
- // does not compile, so we expect `false` to be the result of those three tests.
- BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::is_copy_constructible<int[2]>::value, false, true);
- BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::is_copy_constructible<int[3][2]>::value, false, true);
- BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::is_copy_constructible<int[2][4][5][6][3]>::value, false, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<UDT>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<void>::value, false);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<empty_POD_UDT>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<POD_UDT>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<POD_union_UDT>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<empty_POD_union_UDT>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<nothrow_copy_UDT>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<nothrow_assign_UDT>::value, true);
- BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<nothrow_construct_UDT>::value, true);
- #if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && !defined(BOOST_NO_CXX11_NOEXCEPT)
- // Copy constructor of nothrow_move_UDT is implicitly deleted because of user declared move constructor.
- // Hovewer not all compilers implement that feature correctly.
- BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::is_copy_constructible<nothrow_move_UDT>::value, false, true);
- #endif
- //TODO: What do we need to do in this situation?
- //BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<test_abc1>::value, true);
- TT_TEST_END
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