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 =
36 boost::make_unique_noinit<int[]>(size: 3);
37 BOOST_TEST(result.get() != 0);
38 }
39 {
40 std::unique_ptr<int[][2]> result =
41 boost::make_unique_noinit<int[][2]>(size: 2);
42 BOOST_TEST(result.get() != 0);
43 }
44 BOOST_TEST(type::instances == 0);
45 {
46 std::unique_ptr<type[]> result =
47 boost::make_unique_noinit<type[]>(size: 3);
48 BOOST_TEST(result.get() != 0);
49 BOOST_TEST(type::instances == 3);
50 result.reset();
51 BOOST_TEST(type::instances == 0);
52 }
53 BOOST_TEST(type::instances == 0);
54 {
55 std::unique_ptr<type[][2]> result =
56 boost::make_unique_noinit<type[][2]>(size: 2);
57 BOOST_TEST(result.get() != 0);
58 BOOST_TEST(type::instances == 4);
59 result.reset();
60 BOOST_TEST(type::instances == 0);
61 }
62 BOOST_TEST(type::instances == 0);
63 {
64 std::unique_ptr<const type[]> result =
65 boost::make_unique_noinit<const type[]>(size: 3);
66 BOOST_TEST(result.get() != 0);
67 BOOST_TEST(type::instances == 3);
68 result.reset();
69 BOOST_TEST(type::instances == 0);
70 }
71 BOOST_TEST(type::instances == 0);
72 {
73 std::unique_ptr<const type[][2]> result =
74 boost::make_unique_noinit<const type[][2]>(size: 2);
75 BOOST_TEST(result.get() != 0);
76 BOOST_TEST(type::instances == 4);
77 result.reset();
78 BOOST_TEST(type::instances == 0);
79 }
80 return boost::report_errors();
81}
82#else
83int main()
84{
85 return 0;
86}
87#endif
88

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