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- /*
- Copyright 2014 Glen Joseph Fernandes
- (glenjofe@gmail.com)
- Distributed under the Boost Software License, Version 1.0.
- (http://www.boost.org/LICENSE_1_0.txt)
- */
- #include <boost/align/aligned_allocator.hpp>
- #include <boost/align/is_aligned.hpp>
- #include <boost/core/lightweight_test.hpp>
- #include <cstring>
- template<std::size_t Alignment>
- void test_allocate()
- {
- {
- boost::alignment::aligned_allocator<int, Alignment> a;
- int* p = a.allocate(1);
- BOOST_TEST(p != 0);
- BOOST_TEST(boost::alignment::is_aligned(p, Alignment));
- std::memset(p, 0, 1);
- a.deallocate(p, 1);
- }
- {
- boost::alignment::aligned_allocator<int, Alignment> a;
- int* p = a.allocate(0);
- a.deallocate(p, 0);
- }
- }
- template<std::size_t Alignment>
- void test_construct()
- {
- boost::alignment::aligned_allocator<int, Alignment> a;
- int* p = a.allocate(1);
- a.construct(p, 1);
- BOOST_TEST(*p == 1);
- a.destroy(p);
- a.deallocate(p, 1);
- }
- template<std::size_t Alignment>
- void test_constructor()
- {
- {
- boost::alignment::aligned_allocator<char, Alignment> a1;
- boost::alignment::aligned_allocator<int, Alignment> a2(a1);
- BOOST_TEST(a2 == a1);
- }
- {
- boost::alignment::aligned_allocator<char, Alignment> a1;
- boost::alignment::aligned_allocator<void, Alignment> a2(a1);
- BOOST_TEST(a2 == a1);
- }
- {
- boost::alignment::aligned_allocator<void, Alignment> a1;
- boost::alignment::aligned_allocator<char, Alignment> a2(a1);
- BOOST_TEST(a2 == a1);
- }
- }
- template<std::size_t Alignment>
- void test_rebind()
- {
- {
- boost::alignment::aligned_allocator<char, Alignment> a1;
- typename boost::alignment::aligned_allocator<char,
- Alignment>::template rebind<int>::other a2(a1);
- BOOST_TEST(a2 == a1);
- }
- {
- boost::alignment::aligned_allocator<char, Alignment> a1;
- typename boost::alignment::aligned_allocator<char,
- Alignment>::template rebind<void>::other a2(a1);
- BOOST_TEST(a2 == a1);
- }
- {
- boost::alignment::aligned_allocator<void, Alignment> a1;
- typename boost::alignment::aligned_allocator<void,
- Alignment>::template rebind<char>::other a2(a1);
- BOOST_TEST(a2 == a1);
- }
- }
- template<std::size_t Alignment>
- void test()
- {
- test_allocate<Alignment>();
- test_construct<Alignment>();
- test_constructor<Alignment>();
- test_rebind<Alignment>();
- }
- int main()
- {
- test<1>();
- test<2>();
- test<4>();
- test<8>();
- test<16>();
- test<32>();
- test<64>();
- test<128>();
- return boost::report_errors();
- }
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