| 1 | /* |
|---|
| 2 | Copyright 2022 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/allocator_access.hpp> |
|---|
| 9 | #include <boost/core/lightweight_test.hpp> |
|---|
| 10 | |
|---|
| 11 | template<class T> |
|---|
| 12 | struct A { |
|---|
| 13 | typedef T value_type; |
|---|
| 14 | A() { } |
|---|
| 15 | }; |
|---|
| 16 | |
|---|
| 17 | int main() |
|---|
| 18 | { |
|---|
| 19 | { |
|---|
| 20 | A<int> a; |
|---|
| 21 | int i[3] = { 5, 5, 5 }; |
|---|
| 22 | boost::allocator_construct_n(a, p: &i[0], n: 3); |
|---|
| 23 | BOOST_TEST_EQ(i[0], 0); |
|---|
| 24 | BOOST_TEST_EQ(i[1], 0); |
|---|
| 25 | BOOST_TEST_EQ(i[2], 0); |
|---|
| 26 | } |
|---|
| 27 | { |
|---|
| 28 | A<int> a; |
|---|
| 29 | int i[4] = { 5, 5, 5, 5 }; |
|---|
| 30 | int j[2] = { 1, 2 }; |
|---|
| 31 | boost::allocator_construct_n(a, p: &i[0], n: 4, l: &j[0], m: 2); |
|---|
| 32 | BOOST_TEST_EQ(i[0], 1); |
|---|
| 33 | BOOST_TEST_EQ(i[1], 2); |
|---|
| 34 | BOOST_TEST_EQ(i[2], 1); |
|---|
| 35 | BOOST_TEST_EQ(i[3], 2); |
|---|
| 36 | } |
|---|
| 37 | { |
|---|
| 38 | A<int> a; |
|---|
| 39 | int i[3] = { 5, 5, 5 }; |
|---|
| 40 | int j[3] = { 1, 2, 3 }; |
|---|
| 41 | boost::allocator_construct_n(a, p: &i[0], n: 3, b: &j[0]); |
|---|
| 42 | BOOST_TEST_EQ(i[0], 1); |
|---|
| 43 | BOOST_TEST_EQ(i[1], 2); |
|---|
| 44 | BOOST_TEST_EQ(i[2], 3); |
|---|
| 45 | } |
|---|
| 46 | return boost::report_errors(); |
|---|
| 47 | } |
|---|
| 48 | |
|---|
