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Boost-Commit : |
Subject: [Boost-commit] svn:boost r84987 - in trunk: boost/type_traits libs/type_traits/test
From: antoshkka_at_[hidden]
Date: 2013-07-09 03:49:44
Author: apolukhin
Date: 2013-07-09 03:49:44 EDT (Tue, 09 Jul 2013)
New Revision: 84987
URL: http://svn.boost.org/trac/boost/changeset/84987
Log:
Added is_copy_constructible triat implementation and tests (refs #8802)
Added:
trunk/boost/type_traits/is_copy_constructible.hpp (contents, props changed)
trunk/libs/type_traits/test/is_copy_constructible_test.cpp (contents, props changed)
Added: trunk/boost/type_traits/is_copy_constructible.hpp
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ trunk/boost/type_traits/is_copy_constructible.hpp 2013-07-09 03:49:44 EDT (Tue, 09 Jul 2013) (r84987)
@@ -0,0 +1,72 @@
+// (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).
+//
+// See http://www.boost.org/libs/type_traits for most recent version including documentation.
+
+#ifndef BOOST_TT_IS_COPY_CONSTRUCTIBLE_HPP_INCLUDED
+#define BOOST_TT_IS_COPY_CONSTRUCTIBLE_HPP_INCLUDED
+
+#include <boost/config.hpp>
+#include <boost/type_traits/detail/yes_no_type.hpp>
+#include <boost/type_traits/is_base_and_derived.hpp>
+#include <boost/utility/declval.hpp>
+#include <boost/noncopyable.hpp>
+
+// should be the last #include
+#include <boost/type_traits/detail/bool_trait_def.hpp>
+
+namespace boost {
+
+namespace detail{
+
+template <bool DerivedFromNoncopyable, class T>
+struct is_copy_constructible_impl2 {
+#ifndef BOOST_NO_CXX11_DELETED_FUNCTIONS
+ template <class T1>
+ static boost::type_traits::yes_type test(T1&, boost::mpl::int_<sizeof(T1(boost::declval<T1&>()))>* = 0);
+ static boost::type_traits::no_type test(...);
+#else
+ template <class T1>
+ static boost::type_traits::no_type test(T1&, typename T1::boost_move_no_copy_constructor_or_assign* = 0);
+ static boost::type_traits::yes_type test(...);
+#endif
+
+
+ BOOST_STATIC_CONSTANT(bool,
+ value = (sizeof(test(boost::declval<T&>())) == sizeof(boost::type_traits::yes_type))
+ );
+};
+
+template <class T>
+struct is_copy_constructible_impl2<true, T> {
+ BOOST_STATIC_CONSTANT(bool, value = false);
+};
+
+template <class T>
+struct is_copy_constructible_impl {
+
+ BOOST_STATIC_CONSTANT(bool, value = (
+ boost::detail::is_copy_constructible_impl2<
+ boost::is_base_and_derived<boost::noncopyable, T>::value,
+ T>::value
+ ));
+};
+
+} // namespace detail
+
+BOOST_TT_AUX_BOOL_TRAIT_DEF1(is_copy_constructible,T,::boost::detail::is_copy_constructible_impl<T>::value)
+BOOST_TT_AUX_BOOL_TRAIT_SPEC1(is_copy_constructible,void,false)
+#ifndef BOOST_NO_CV_VOID_SPECIALIZATIONS
+BOOST_TT_AUX_BOOL_TRAIT_SPEC1(is_copy_constructible,void const,false)
+BOOST_TT_AUX_BOOL_TRAIT_SPEC1(is_copy_constructible,void const volatile,false)
+BOOST_TT_AUX_BOOL_TRAIT_SPEC1(is_copy_constructible,void volatile,false)
+#endif
+
+} // namespace boost
+
+#include <boost/type_traits/detail/bool_trait_undef.hpp>
+
+#endif // BOOST_TT_IS_COPY_CONSTRUCTIBLE_HPP_INCLUDED
Added: trunk/libs/type_traits/test/is_copy_constructible_test.cpp
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ trunk/libs/type_traits/test/is_copy_constructible_test.cpp 2013-07-09 03:49:44 EDT (Tue, 09 Jul 2013) (r84987)
@@ -0,0 +1,285 @@
+// (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)
+
+#include "test.hpp"
+#include "check_integral_constant.hpp"
+#ifdef TEST_STD
+# include <type_traits>
+#else
+# include <boost/type_traits/is_copy_constructible.hpp>
+#endif
+
+#include <boost/move/core.hpp>
+
+struct has {
+ has(){}
+ has(const has&){}
+};
+
+struct has2 {
+ const int& i;
+};
+
+struct has3 {
+ has3(has3&){}
+};
+
+
+struct has4 { // Copy constructor must be generated by compiler
+ has4(has4*){}
+};
+
+struct has_not: public boost::noncopyable {
+ has_not() {}
+};
+
+#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 {
+ has_not4() {}
+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);
+BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<has3>::value, true);
+BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<has4>::value, true);
+BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<has_not>::value, false);
+#ifndef BOOST_NO_CXX11_DELETED_FUNCTIONS
+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
+#ifndef BOOST_NO_CXX11_DELETED_FUNCTIONS // TODO: remove when Boost.Move will be patched
+BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<has_not5>::value, false);
+#endif
+
+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
+BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<int&&>::value, true);
+#endif
+BOOST_CHECK_INTEGRAL_CONSTANT(::tt::is_copy_constructible<const int&>::value, true);
+
+// Following three tests may give different results because of copiler and C++03/C++11
+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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