| /* |
| Copyright 2019 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/config.hpp> |
| #if (!defined(BOOST_LIBSTDCXX_VERSION) || \ |
| BOOST_LIBSTDCXX_VERSION >= 48000) && \ |
| !defined(BOOST_NO_CXX11_SMART_PTR) |
| #include <boost/smart_ptr/allocate_unique.hpp> |
| #include <boost/core/lightweight_test.hpp> |
| |
| template<class T = void> |
| struct creator { |
| typedef T value_type; |
| typedef T* pointer; |
| |
| template<class U> |
| struct rebind { |
| typedef creator<U> other; |
| }; |
| |
| creator() { } |
| |
| template<class U> |
| creator(const creator<U>&) { } |
| |
| T* allocate(std::size_t size) { |
| return static_cast<T*>(::operator new(sizeof(T) * size)); |
| } |
| |
| void deallocate(T* ptr, std::size_t) { |
| ::operator delete(ptr); |
| } |
| }; |
| |
| template<class T, class U> |
| inline bool |
| operator==(const creator<T>&, const creator<U>&) |
| { |
| return true; |
| } |
| |
| template<class T, class U> |
| inline bool |
| operator!=(const creator<T>&, const creator<U>&) |
| { |
| return false; |
| } |
| |
| class type { |
| public: |
| static unsigned instances; |
| |
| type() { |
| if (instances == 5) { |
| throw true; |
| } |
| ++instances; |
| } |
| |
| ~type() { |
| --instances; |
| } |
| |
| private: |
| type(const type&); |
| type& operator=(const type&); |
| }; |
| |
| unsigned type::instances = 0; |
| |
| int main() |
| { |
| try { |
| boost::allocate_unique<type[]>(creator<type>(), 6); |
| BOOST_ERROR("allocate_unique did not throw"); |
| } catch (...) { |
| BOOST_TEST(type::instances == 0); |
| } |
| try { |
| boost::allocate_unique<type[][2]>(creator<type>(), 3); |
| BOOST_ERROR("allocate_unique did not throw"); |
| } catch (...) { |
| BOOST_TEST(type::instances == 0); |
| } |
| try { |
| boost::allocate_unique<type[6]>(creator<>()); |
| BOOST_ERROR("allocate_unique did not throw"); |
| } catch (...) { |
| BOOST_TEST(type::instances == 0); |
| } |
| try { |
| boost::allocate_unique<type[3][2]>(creator<>()); |
| BOOST_ERROR("allocate_unique did not throw"); |
| } catch (...) { |
| BOOST_TEST(type::instances == 0); |
| } |
| try { |
| boost::allocate_unique_noinit<type[]>(creator<>(), 6); |
| BOOST_ERROR("allocate_unique_noinit did not throw"); |
| } catch (...) { |
| BOOST_TEST(type::instances == 0); |
| } |
| try { |
| boost::allocate_unique_noinit<type[][2]>(creator<>(), 3); |
| BOOST_ERROR("allocate_unique_noinit did not throw"); |
| } catch (...) { |
| BOOST_TEST(type::instances == 0); |
| } |
| try { |
| boost::allocate_unique_noinit<type[6]>(creator<>()); |
| BOOST_ERROR("allocate_unique_noinit did not throw"); |
| } catch (...) { |
| BOOST_TEST(type::instances == 0); |
| } |
| try { |
| boost::allocate_unique_noinit<type[3][2]>(creator<>()); |
| BOOST_ERROR("allocate_unique_noinit did not throw"); |
| } catch (...) { |
| BOOST_TEST(type::instances == 0); |
| } |
| return boost::report_errors(); |
| } |
| #else |
| int main() |
| { |
| return 0; |
| } |
| #endif |