smart_ptr/test/allocate_shared_arrays_test.cpp
2017-06-29 13:33:14 -04:00

92 lines
2.2 KiB
C++

/*
Copyright 2012-2015 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_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX)
#include <boost/core/lightweight_test.hpp>
#include <boost/smart_ptr/make_shared.hpp>
template<class T = void>
struct creator {
typedef T value_type;
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;
}
int main()
{
{
boost::shared_ptr<int[][2]> result =
boost::allocate_shared<int[][2]>(creator<int>(), 2, {0, 1});
BOOST_TEST(result[0][0] == 0);
BOOST_TEST(result[0][1] == 1);
BOOST_TEST(result[1][0] == 0);
BOOST_TEST(result[1][1] == 1);
}
{
boost::shared_ptr<int[2][2]> result =
boost::allocate_shared<int[2][2]>(creator<int>(), {0, 1});
BOOST_TEST(result[0][0] == 0);
BOOST_TEST(result[0][1] == 1);
BOOST_TEST(result[1][0] == 0);
BOOST_TEST(result[1][1] == 1);
}
{
boost::shared_ptr<const int[][2]> result =
boost::allocate_shared<const int[][2]>(creator<>(), 2, {0, 1});
BOOST_TEST(result[0][0] == 0);
BOOST_TEST(result[0][1] == 1);
BOOST_TEST(result[1][0] == 0);
BOOST_TEST(result[1][1] == 1);
}
{
boost::shared_ptr<const int[2][2]> result =
boost::allocate_shared<const int[2][2]>(creator<>(), {0, 1});
BOOST_TEST(result[0][0] == 0);
BOOST_TEST(result[0][1] == 1);
BOOST_TEST(result[1][0] == 0);
BOOST_TEST(result[1][1] == 1);
}
return boost::report_errors();
}
#else
int main()
{
return 0;
}
#endif