diff options
Diffstat (limited to 'src/boost/libs/type_traits/test/is_copy_constructible_test.cpp')
-rw-r--r-- | src/boost/libs/type_traits/test/is_copy_constructible_test.cpp | 306 |
1 files changed, 306 insertions, 0 deletions
diff --git a/src/boost/libs/type_traits/test/is_copy_constructible_test.cpp b/src/boost/libs/type_traits/test/is_copy_constructible_test.cpp new file mode 100644 index 000000000..a176adb8c --- /dev/null +++ b/src/boost/libs/type_traits/test/is_copy_constructible_test.cpp @@ -0,0 +1,306 @@ +// (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 + + + |