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//////////////////////////////////////////////////////////////////////////////
//
// (C) Copyright Ion Gaztanaga 2015-2015. Distributed under the Boost
// Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// See http://www.boost.org/libs/container for documentation.
//
//////////////////////////////////////////////////////////////////////////////
#include <boost/container/pmr/resource_adaptor.hpp>
#include <boost/core/lightweight_test.hpp>
#include "propagation_test_allocator.hpp"
#include "derived_from_memory_resource.hpp"
using namespace boost::container::pmr;
void test_default_constructor()
{
typedef propagation_test_allocator<char, 0> alloc_t;
resource_adaptor<alloc_t> ra;
BOOST_TEST(ra.get_allocator().m_default_contructed == true);
}
void test_copy_constructor()
{
typedef propagation_test_allocator<char, 0> alloc_t;
resource_adaptor<alloc_t> ra;
BOOST_TEST(ra.get_allocator().m_default_contructed == true);
resource_adaptor<alloc_t> rb(ra);
BOOST_TEST(rb.get_allocator().m_default_contructed == false);
BOOST_TEST(rb.get_allocator().m_move_contructed == false);
}
void test_move_constructor()
{
typedef propagation_test_allocator<char, 0> alloc_t;
resource_adaptor<alloc_t> ra;
BOOST_TEST(ra.get_allocator().m_default_contructed == true);
resource_adaptor<alloc_t> rb(::boost::move(ra));
BOOST_TEST(rb.get_allocator().m_default_contructed == false);
BOOST_TEST(rb.get_allocator().m_move_contructed == true);
}
void test_lvalue_alloc_constructor()
{
typedef propagation_test_allocator<char, 0> alloc_t;
alloc_t a;
resource_adaptor<alloc_t> ra(a);
BOOST_TEST(ra.get_allocator().m_default_contructed == false);
BOOST_TEST(ra.get_allocator().m_move_contructed == false);
}
void test_rvalue_alloc_constructor()
{
typedef propagation_test_allocator<char, 0> alloc_t;
alloc_t a;
resource_adaptor<alloc_t> ra(::boost::move(a));
BOOST_TEST(ra.get_allocator().m_default_contructed == false);
BOOST_TEST(ra.get_allocator().m_move_contructed == true);
}
void test_copy_assign()
{
typedef propagation_test_allocator<char, 0> alloc_t;
resource_adaptor<alloc_t> ra;
BOOST_TEST(ra.get_allocator().m_default_contructed == true);
resource_adaptor<alloc_t> rb;
BOOST_TEST(ra.get_allocator().m_default_contructed == true);
rb = ra;
BOOST_TEST(rb.get_allocator().m_move_contructed == false);
BOOST_TEST(rb.get_allocator().m_move_assigned == false);
}
void test_move_assign()
{
typedef propagation_test_allocator<char, 0> alloc_t;
resource_adaptor<alloc_t> ra;
BOOST_TEST(ra.get_allocator().m_default_contructed == true);
resource_adaptor<alloc_t> rb;
BOOST_TEST(ra.get_allocator().m_default_contructed == true);
rb = ::boost::move(ra);
BOOST_TEST(rb.get_allocator().m_move_contructed == false);
BOOST_TEST(rb.get_allocator().m_move_assigned == true);
}
struct stateful
{
public:
typedef char value_type;
template<class U>
struct rebind
{ typedef stateful other; };
stateful()
: m_u(0u)
{}
char *allocate(std::size_t n)
{ allocate_size = n; return allocate_return; }
void deallocate(char *p, std::size_t n)
{ deallocate_p = p; deallocate_size = n; }
friend bool operator==(const stateful &l, const stateful &r)
{ return l.m_u == r.m_u; }
friend bool operator!=(const stateful &l, const stateful &r)
{ return l.m_u != r.m_u; }
public:
unsigned m_u;
std::size_t allocate_size;
char *allocate_return;
std::size_t deallocate_size;
char *deallocate_p;
};
void test_get_allocator()
{
stateful a;
a.m_u = 999;
resource_adaptor<stateful> ra(a);
const resource_adaptor<stateful> & cra = ra;
BOOST_TEST( ra.get_allocator().m_u == 999);
BOOST_TEST(cra.get_allocator().m_u == 999);
}
typedef resource_adaptor<stateful> stateful_resource_adaptor_t;
struct derived_from_resource_adaptor_stateful
: public stateful_resource_adaptor_t
{
public:
typedef stateful_resource_adaptor_t base_t;
using base_t::do_allocate;
using base_t::do_deallocate;
using base_t::do_is_equal;
};
void test_do_allocate()
{
derived_from_resource_adaptor_stateful dra;
char dummy = 0;
dra.get_allocator().allocate_return = &dummy;
void *allocate_ret = dra.do_allocate(998, 1234);
BOOST_TEST(allocate_ret == &dummy);
BOOST_TEST(dra.get_allocator().allocate_size == 998);
}
void test_do_deallocate()
{
derived_from_resource_adaptor_stateful dra;
char dummy = 0;
dra.do_deallocate(&dummy, 1234, 753);
BOOST_TEST(dra.get_allocator().deallocate_p == &dummy);
BOOST_TEST(dra.get_allocator().deallocate_size == 1234);
}
void test_do_is_equal()
{
derived_from_resource_adaptor_stateful dra;
derived_from_memory_resource dmr;
//Different dynamic type must return false
BOOST_TEST(dra.do_is_equal(dmr) == false);
//Same dynamic type with same state must return true
derived_from_resource_adaptor_stateful dra2;
BOOST_TEST(dra.do_is_equal(dra2) == true);
//Same dynamic type with different state must return false
dra2.get_allocator().m_u = 1234;
BOOST_TEST(dra.do_is_equal(dra2) == false);
}
int main()
{
test_default_constructor();
test_copy_constructor();
test_move_constructor();
test_lvalue_alloc_constructor();
test_rvalue_alloc_constructor();
test_copy_assign();
test_move_assign();
test_get_allocator();
test_do_allocate();
test_do_deallocate();
test_do_is_equal();
return ::boost::report_errors();
}
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