1/*
2Copyright 2019 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_LIBSTDCXX_VERSION) || \
10 BOOST_LIBSTDCXX_VERSION >= 48000) && \
11 !defined(BOOST_NO_CXX11_SMART_PTR) && \
12 !defined(BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX)
13#include <boost/smart_ptr/allocate_unique.hpp>
14#include <boost/core/lightweight_test.hpp>
15
16template<class T = void>
17struct creator {
18 typedef T value_type;
19 typedef T* pointer;
20
21 template<class U>
22 struct rebind {
23 typedef creator<U> other;
24 };
25
26 creator() { }
27
28 template<class U>
29 creator(const creator<U>&) { }
30
31 T* allocate(std::size_t size) {
32 return static_cast<T*>(::operator new(sizeof(T) * size));
33 }
34
35 void deallocate(T* ptr, std::size_t) {
36 ::operator delete(ptr);
37 }
38};
39
40template<class T, class U>
41inline bool
42operator==(const creator<T>&, const creator<U>&)
43{
44 return true;
45}
46
47template<class T, class U>
48inline bool
49operator!=(const creator<T>&, const creator<U>&)
50{
51 return false;
52}
53
54int main()
55{
56 {
57 std::unique_ptr<int[][2],
58 boost::alloc_deleter<int[][2], creator<int> > > result =
59 boost::allocate_unique<int[][2]>(alloc: creator<int>(), size: 2, value: {0, 1});
60 BOOST_TEST(result[0][0] == 0);
61 BOOST_TEST(result[0][1] == 1);
62 BOOST_TEST(result[1][0] == 0);
63 BOOST_TEST(result[1][1] == 1);
64 }
65 {
66 std::unique_ptr<int[][2],
67 boost::alloc_deleter<int[2][2], creator<int> > > result =
68 boost::allocate_unique<int[2][2]>(alloc: creator<int>(), value: {0, 1});
69 BOOST_TEST(result[0][0] == 0);
70 BOOST_TEST(result[0][1] == 1);
71 BOOST_TEST(result[1][0] == 0);
72 BOOST_TEST(result[1][1] == 1);
73 }
74 {
75 std::unique_ptr<const int[][2],
76 boost::alloc_deleter<const int[][2], creator<> > > result =
77 boost::allocate_unique<const int[][2]>(alloc: creator<>(), size: 2, value: {0, 1});
78 BOOST_TEST(result[0][0] == 0);
79 BOOST_TEST(result[0][1] == 1);
80 BOOST_TEST(result[1][0] == 0);
81 BOOST_TEST(result[1][1] == 1);
82 }
83 {
84 std::unique_ptr<const int[][2],
85 boost::alloc_deleter<const int[2][2], creator<> > > result =
86 boost::allocate_unique<const int[2][2]>(alloc: creator<>(), value: {0, 1});
87 BOOST_TEST(result[0][0] == 0);
88 BOOST_TEST(result[0][1] == 1);
89 BOOST_TEST(result[1][0] == 0);
90 BOOST_TEST(result[1][1] == 1);
91 }
92 return boost::report_errors();
93}
94#else
95int main()
96{
97 return 0;
98}
99#endif
100

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