1 | /* |
---|---|
2 | Copyright 2012-2015 Glen Joseph Fernandes |
3 | (glenjofe@gmail.com) |
4 | |
5 | Distributed under the Boost Software License, Version 1.0. |
6 | (http://www.boost.org/LICENSE_1_0.txt) |
7 | */ |
8 | #include <boost/core/lightweight_test.hpp> |
9 | #include <boost/smart_ptr/enable_shared_from_this.hpp> |
10 | #include <boost/smart_ptr/make_shared.hpp> |
11 | |
12 | class type |
13 | : public boost::enable_shared_from_this<type> { |
14 | public: |
15 | static unsigned instances; |
16 | |
17 | type() { |
18 | ++instances; |
19 | } |
20 | |
21 | ~type() { |
22 | --instances; |
23 | } |
24 | |
25 | private: |
26 | type(const type&); |
27 | type& operator=(const type&); |
28 | }; |
29 | |
30 | unsigned type::instances = 0; |
31 | |
32 | int main() |
33 | { |
34 | BOOST_TEST(type::instances == 0); |
35 | { |
36 | boost::shared_ptr<type[]> result = |
37 | boost::make_shared<type[]>(size: 3); |
38 | try { |
39 | result[0].shared_from_this(); |
40 | BOOST_ERROR("shared_from_this did not throw"); |
41 | } catch (...) { |
42 | BOOST_TEST(type::instances == 3); |
43 | } |
44 | } |
45 | BOOST_TEST(type::instances == 0); |
46 | { |
47 | boost::shared_ptr<type[3]> result = |
48 | boost::make_shared_noinit<type[3]>(); |
49 | try { |
50 | result[0].shared_from_this(); |
51 | BOOST_ERROR("shared_from_this did not throw"); |
52 | } catch (...) { |
53 | BOOST_TEST(type::instances == 3); |
54 | } |
55 | } |
56 | return boost::report_errors(); |
57 | } |
58 |