1/*
2Copyright 2014 Glen Joseph Fernandes
3(glenjofe@gmail.com)
4
5Distributed under the Boost Software License, Version 1.0.
6(http://www.boost.org/LICENSE_1_0.txt)
7*/
8#include <boost/config.hpp>
9#if !defined(BOOST_NO_CXX11_SMART_PTR)
10#include <boost/core/lightweight_test.hpp>
11#include <boost/smart_ptr/make_unique.hpp>
12
13class type {
14public:
15 static unsigned instances;
16
17 type() {
18 ++instances;
19 }
20
21 ~type() {
22 --instances;
23 }
24
25private:
26 type(const type&);
27 type& operator=(const type&);
28};
29
30unsigned type::instances = 0;
31
32int main()
33{
34 {
35 std::unique_ptr<int> result = boost::make_unique<int>();
36 BOOST_TEST(result.get() != 0);
37 BOOST_TEST(*result == 0);
38 }
39 {
40 std::unique_ptr<const int> result =
41 boost::make_unique<const int>();
42 BOOST_TEST(result.get() != 0);
43 BOOST_TEST(*result == 0);
44 }
45 BOOST_TEST(type::instances == 0);
46 {
47 std::unique_ptr<type> result =
48 boost::make_unique<type>();
49 BOOST_TEST(result.get() != 0);
50 BOOST_TEST(type::instances == 1);
51 result.reset();
52 BOOST_TEST(type::instances == 0);
53 }
54 BOOST_TEST(type::instances == 0);
55 {
56 std::unique_ptr<const type> result =
57 boost::make_unique<const type>();
58 BOOST_TEST(result.get() != 0);
59 BOOST_TEST(type::instances == 1);
60 result.reset();
61 BOOST_TEST(type::instances == 0);
62 }
63 return boost::report_errors();
64}
65#else
66int main()
67{
68 return 0;
69}
70#endif
71

source code of boost/libs/smart_ptr/test/make_unique_test.cpp