| |
| // (C) Copyright Douglas Gregor 2003-2004. |
| // (C) Copyright Tobias Schwinger |
| // |
| // Use modification and distribution are subject to the boost Software License, |
| // Version 1.0. (See http://www.boost.org/LICENSE_1_0.txt). |
| |
| //------------------------------------------------------------------------------ |
| // This file is a modified copy of the original Boost.ResultOf test-suite. |
| // See result_of.hpp in this directory for details. |
| |
| |
| #include "result_of.hpp" |
| |
| #include <utility> |
| #include <boost/static_assert.hpp> |
| #include <boost/type_traits/is_same.hpp> |
| |
| struct int_result_type { typedef int result_type; }; |
| |
| struct int_result_of |
| { |
| template<typename F> struct result { typedef int type; }; |
| }; |
| |
| struct int_result_type_and_float_result_of |
| { |
| typedef int result_type; |
| template<typename F> struct result { typedef float type; }; |
| }; |
| |
| struct X {}; |
| |
| int main() |
| { |
| using namespace boost; |
| namespace e = example; |
| |
| typedef int (*func_ptr)(float, double); |
| typedef int (&func_ref)(float, double); |
| typedef int (X::*mem_func_ptr)(float); |
| typedef int (X::*mem_func_ptr_c)(float) const; |
| typedef int (X::*mem_func_ptr_v)(float) volatile; |
| typedef int (X::*mem_func_ptr_cv)(float) const volatile; |
| |
| BOOST_STATIC_ASSERT((is_same<e::result_of<int_result_type(float)>::type, int>::value)); |
| BOOST_STATIC_ASSERT((is_same<e::result_of<int_result_of(double)>::type, int>::value)); |
| BOOST_STATIC_ASSERT((is_same<e::result_of<int_result_of(void)>::type, void>::value)); |
| BOOST_STATIC_ASSERT((is_same<e::result_of<const int_result_of(double)>::type, int>::value)); |
| BOOST_STATIC_ASSERT((is_same<e::result_of<volatile int_result_of(void)>::type, void>::value)); |
| BOOST_STATIC_ASSERT((is_same<e::result_of<int_result_type_and_float_result_of(char)>::type, int>::value)); |
| BOOST_STATIC_ASSERT((is_same<e::result_of<func_ptr(char, float)>::type, int>::value)); |
| BOOST_STATIC_ASSERT((is_same<e::result_of<func_ref(char, float)>::type, int>::value)); |
| BOOST_STATIC_ASSERT((is_same<e::result_of<mem_func_ptr(X,char)>::type, int>::value)); |
| BOOST_STATIC_ASSERT((is_same<e::result_of<mem_func_ptr_c(X,char)>::type, int>::value)); |
| BOOST_STATIC_ASSERT((is_same<e::result_of<mem_func_ptr_v(X,char)>::type, int>::value)); |
| BOOST_STATIC_ASSERT((is_same<e::result_of<mem_func_ptr_cv(X,char)>::type, int>::value)); |
| return 0; |
| } |