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1 | // Copyright David Abrahams 2002. | |
2 | // Distributed under the Boost Software License, Version 1.0. (See | |
3 | // accompanying file LICENSE_1_0.txt or copy at | |
4 | // http://www.boost.org/LICENSE_1_0.txt) | |
5 | #include <boost/python/object/class_metadata.hpp> | |
6 | #include <boost/python/has_back_reference.hpp> | |
7 | #include <boost/python/detail/not_specified.hpp> | |
8 | #include <boost/static_assert.hpp> | |
9 | #include <boost/python/detail/type_traits.hpp> | |
10 | #include <boost/function/function0.hpp> | |
11 | #include <boost/mpl/bool.hpp> | |
12 | #include <memory> | |
13 | ||
14 | struct BR {}; | |
15 | ||
16 | struct Base {}; | |
17 | struct Derived : Base {}; | |
18 | ||
19 | namespace boost { namespace python | |
20 | { | |
21 | // specialization | |
22 | template <> | |
23 | struct has_back_reference<BR> | |
24 | : mpl::true_ | |
25 | { | |
26 | }; | |
27 | }} // namespace boost::python | |
28 | ||
29 | template <class T, class U> | |
30 | void assert_same(U* = 0, T* = 0) | |
31 | { | |
32 | BOOST_STATIC_ASSERT((boost::python::detail::is_same<T,U>::value)); | |
33 | ||
34 | } | |
35 | ||
36 | template <class T, class Held, class Holder> | |
37 | void assert_holder(T* = 0, Held* = 0, Holder* = 0) | |
38 | { | |
39 | using namespace boost::python::detail; | |
40 | using namespace boost::python::objects; | |
41 | ||
42 | typedef typename class_metadata< | |
43 | T,Held,not_specified,not_specified | |
44 | >::holder h; | |
45 | ||
46 | assert_same<Holder>( | |
47 | (h*)0 | |
48 | ); | |
49 | } | |
50 | ||
51 | int test_main(int, char * []) | |
52 | { | |
53 | using namespace boost::python::detail; | |
54 | using namespace boost::python::objects; | |
55 | ||
56 | assert_holder<Base,not_specified,value_holder<Base> >(); | |
57 | ||
58 | assert_holder<BR,not_specified,value_holder_back_reference<BR,BR> >(); | |
59 | assert_holder<Base,Base,value_holder_back_reference<Base,Base> >(); | |
60 | assert_holder<BR,BR,value_holder_back_reference<BR,BR> >(); | |
61 | ||
62 | assert_holder<Base,Derived | |
63 | ,value_holder_back_reference<Base,Derived> >(); | |
64 | ||
65 | assert_holder<Base,std::auto_ptr<Base> | |
66 | ,pointer_holder<std::auto_ptr<Base>,Base> >(); | |
67 | ||
68 | assert_holder<Base,std::auto_ptr<Derived> | |
69 | ,pointer_holder_back_reference<std::auto_ptr<Derived>,Base> >(); | |
70 | ||
71 | assert_holder<BR,std::auto_ptr<BR> | |
72 | ,pointer_holder_back_reference<std::auto_ptr<BR>,BR> > (); | |
73 | ||
74 | return 0; | |
75 | } | |
76 |