| #include <boost/config.hpp> |
| |
| // lsp_convertible_test.cpp |
| // |
| // Copyright 2012, 2017 Peter Dimov |
| // |
| // Distributed under 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 <boost/smart_ptr/local_shared_ptr.hpp> |
| #include <boost/shared_ptr.hpp> |
| #include <boost/weak_ptr.hpp> |
| #include <boost/core/lightweight_test.hpp> |
| #include <boost/type_traits/is_convertible.hpp> |
| |
| // |
| |
| class X; |
| |
| class B |
| { |
| }; |
| |
| class D: public B |
| { |
| }; |
| |
| using boost::is_convertible; |
| |
| #define TEST_CV_TRUE_( S1, T, S2, U ) \ |
| BOOST_TEST(( is_convertible< S1<T>, S2<U> >::value == true )); \ |
| BOOST_TEST(( is_convertible< S1<T>, S2<const U> >::value == true )); \ |
| BOOST_TEST(( is_convertible< S1<T>, S2<volatile U> >::value == true )); \ |
| BOOST_TEST(( is_convertible< S1<T>, S2<const volatile U> >::value == true )); \ |
| BOOST_TEST(( is_convertible< S1<const T>, S2<U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<const T>, S2<const U> >::value == true )); \ |
| BOOST_TEST(( is_convertible< S1<const T>, S2<volatile U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<const T>, S2<const volatile U> >::value == true )); \ |
| BOOST_TEST(( is_convertible< S1<volatile T>, S2<U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<volatile T>, S2<const U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<volatile T>, S2<volatile U> >::value == true )); \ |
| BOOST_TEST(( is_convertible< S1<volatile T>, S2<const volatile U> >::value == true )); \ |
| BOOST_TEST(( is_convertible< S1<const volatile T>, S2<U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<const volatile T>, S2<const U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<const volatile T>, S2<volatile U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<const volatile T>, S2<const volatile U> >::value == true )); |
| |
| #define TEST_CV_FALSE_( S1, T, S2, U ) \ |
| BOOST_TEST(( is_convertible< S1<T>, S2<U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<T>, S2<const U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<T>, S2<volatile U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<T>, S2<const volatile U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<const T>, S2<U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<const T>, S2<const U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<const T>, S2<volatile U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<const T>, S2<const volatile U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<volatile T>, S2<U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<volatile T>, S2<const U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<volatile T>, S2<volatile U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<volatile T>, S2<const volatile U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<const volatile T>, S2<U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<const volatile T>, S2<const U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<const volatile T>, S2<volatile U> >::value == false )); \ |
| BOOST_TEST(( is_convertible< S1<const volatile T>, S2<const volatile U> >::value == false )); |
| |
| using boost::local_shared_ptr; |
| using boost::shared_ptr; |
| using boost::weak_ptr; |
| |
| #define TEST_CV_TRUE( T, U ) \ |
| TEST_CV_TRUE_( local_shared_ptr, T, local_shared_ptr, U ) \ |
| TEST_CV_TRUE_( shared_ptr, T, local_shared_ptr, U ) |
| |
| #define TEST_CV_FALSE( T, U ) \ |
| TEST_CV_FALSE_( local_shared_ptr, T, local_shared_ptr, U ) \ |
| TEST_CV_FALSE_( shared_ptr, T, local_shared_ptr, U ) |
| |
| int main() |
| { |
| #if !defined( BOOST_SP_NO_SP_CONVERTIBLE ) |
| |
| TEST_CV_TRUE( X, X ) |
| TEST_CV_TRUE( X, void ) |
| TEST_CV_FALSE( void, X ) |
| TEST_CV_TRUE( D, B ) |
| TEST_CV_FALSE( B, D ) |
| |
| TEST_CV_TRUE( X[], X[] ) |
| TEST_CV_FALSE( D[], B[] ) |
| |
| TEST_CV_TRUE( X[3], X[3] ) |
| TEST_CV_FALSE( X[3], X[4] ) |
| TEST_CV_FALSE( D[3], B[3] ) |
| |
| TEST_CV_TRUE( X[3], X[] ) |
| TEST_CV_FALSE( X[], X[3] ) |
| |
| TEST_CV_TRUE( X[], void ) |
| TEST_CV_FALSE( void, X[] ) |
| |
| TEST_CV_TRUE( X[3], void ) |
| TEST_CV_FALSE( void, X[3] ) |
| |
| #endif |
| |
| return boost::report_errors(); |
| } |