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object_cache_test.cpp
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77 lines (70 loc) · 1.85 KB
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/*
*
* Copyright (c) 2004
* John Maddock
*
* Use, modification and distribution are subject to 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)
*
*/
/*
* LOCATION: see http://www.boost.org for most recent version.
* FILE object_cache_test.cpp
* VERSION see <boost/version.hpp>
* DESCRIPTION: Test code for a generic object cache.
*/
#include <boost/regex/pending/object_cache.hpp>
#include <boost/detail/lightweight_main.hpp>
#include "../test_macros.hpp"
class test_object
{
public:
test_object(int i)
: m_value(i)
{
++s_count;
}
int value()const
{
return m_value;
}
static int count()
{
return s_count;
}
private:
int m_value;
static int s_count;
};
int test_object::s_count = 0;
static const int max_cache_size = 5;
int cpp_main(int /*argc*/, char * /*argv*/[])
{
int i;
for(i = 0; i < 20; ++i)
{
boost::shared_ptr<const test_object> p = boost::object_cache<int, test_object>::get(i, max_cache_size);
BOOST_CHECK(p->value() == i);
p = boost::object_cache<int, test_object>::get(i, max_cache_size);
BOOST_CHECK(p->value() == i);
if(i)
{
p = boost::object_cache<int, test_object>::get(i-1, max_cache_size);
BOOST_CHECK(p->value() == i-1);
}
}
int current_count = test_object::count();
for(int j = 0; j < 10; ++j)
{
for(i = 20 - max_cache_size; i < 20; ++i)
{
boost::shared_ptr<const test_object> p = boost::object_cache<int, test_object>::get(i, max_cache_size);
BOOST_CHECK(p->value() == i);
p = boost::object_cache<int, test_object>::get(i, max_cache_size);
BOOST_CHECK(p->value() == i);
}
}
BOOST_CHECK(current_count == test_object::count());
return 0;
}