1 | // |
---|---|
2 | // weak_from_raw_test3.cpp |
3 | // |
4 | // Test that weak_from_raw and shared_from_raw |
5 | // return consistent values from a constructor |
6 | // |
7 | // Copyright (c) 2015 Peter Dimov |
8 | // |
9 | // Distributed under the Boost Software License, Version 1.0. |
10 | // |
11 | // See accompanying file LICENSE_1_0.txt or copy at |
12 | // http://www.boost.org/LICENSE_1_0.txt |
13 | // |
14 | |
15 | #include <boost/smart_ptr/enable_shared_from_raw.hpp> |
16 | #include <boost/weak_ptr.hpp> |
17 | #include <boost/core/lightweight_test.hpp> |
18 | |
19 | class X: public boost::enable_shared_from_raw |
20 | { |
21 | public: |
22 | |
23 | X() |
24 | { |
25 | boost::weak_ptr<X> p1 = boost::weak_from_raw( p: this ); |
26 | BOOST_TEST( !p1.expired() ); |
27 | |
28 | boost::weak_ptr<X> p2 = boost::weak_from_raw( p: this ); |
29 | BOOST_TEST( !p2.expired() ); |
30 | BOOST_TEST( !( p1 < p2 ) && !( p2 < p1 ) ); |
31 | |
32 | boost::weak_ptr<X> p3 = boost::shared_from_raw( p: this ); |
33 | BOOST_TEST( !( p1 < p3 ) && !( p3 < p1 ) ); |
34 | |
35 | boost::weak_ptr<X> p4 = boost::weak_from_raw( p: this ); |
36 | BOOST_TEST( !p4.expired() ); |
37 | BOOST_TEST( !( p3 < p4 ) && !( p4 < p3 ) ); |
38 | BOOST_TEST( !( p1 < p4 ) && !( p4 < p1 ) ); |
39 | } |
40 | }; |
41 | |
42 | int main() |
43 | { |
44 | boost::shared_ptr< X > px( new X ); |
45 | return boost::report_errors(); |
46 | } |
47 |