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- /*
- * Copyright Andrey Semashev 2013.
- * 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)
- */
- /*!
- * \file intrusive_ref_counter_test.cpp
- * \author Andrey Semashev
- * \date 31.08.2013
- *
- * This file contains tests for the \c intrusive_ref_counter base class.
- */
- #include <boost/config.hpp>
- #if defined(BOOST_MSVC)
- #pragma warning(disable: 4786) // identifier truncated in debug info
- #pragma warning(disable: 4710) // function not inlined
- #pragma warning(disable: 4711) // function selected for automatic inline expansion
- #pragma warning(disable: 4514) // unreferenced inline removed
- #pragma warning(disable: 4355) // 'this' : used in base member initializer list
- #pragma warning(disable: 4511) // copy constructor could not be generated
- #pragma warning(disable: 4512) // assignment operator could not be generated
- #if (BOOST_MSVC >= 1310)
- #pragma warning(disable: 4675) // resolved overload found with Koenig lookup
- #endif
- #endif
- #include <cstddef>
- #include <boost/smart_ptr/intrusive_ref_counter.hpp>
- #include <boost/intrusive_ptr.hpp>
- #include <boost/detail/lightweight_test.hpp>
- namespace N1 {
- class my_class :
- public boost::intrusive_ref_counter< my_class >
- {
- public:
- static unsigned int destructor_count;
- ~my_class()
- {
- ++destructor_count;
- }
- };
- unsigned int my_class::destructor_count = 0;
- } // namespace N1
- namespace N2 {
- class my_class :
- public boost::intrusive_ref_counter< my_class, boost::thread_unsafe_counter >
- {
- public:
- static unsigned int destructor_count;
- ~my_class()
- {
- ++destructor_count;
- }
- };
- unsigned int my_class::destructor_count = 0;
- } // namespace N2
- namespace N3 {
- struct root :
- public boost::intrusive_ref_counter< root >
- {
- virtual ~root() {}
- };
- } // namespace N3
- namespace N4 {
- struct X :
- public virtual N3::root
- {
- };
- } // namespace N4
- namespace N5 {
- struct Y :
- public virtual N3::root
- {
- };
- } // namespace N5
- namespace N6 {
- struct Z :
- public N4::X,
- public N5::Y
- {
- static unsigned int destructor_count;
- ~Z()
- {
- ++destructor_count;
- }
- };
- unsigned int Z::destructor_count = 0;
- } // namespace N6
- int main()
- {
- // The test check that ADL works
- {
- boost::intrusive_ptr< N1::my_class > p = new N1::my_class();
- p = NULL;
- BOOST_TEST(N1::my_class::destructor_count == 1);
- }
- {
- boost::intrusive_ptr< N2::my_class > p = new N2::my_class();
- p = NULL;
- BOOST_TEST(N2::my_class::destructor_count == 1);
- }
- {
- N1::my_class* p = new N1::my_class();
- intrusive_ptr_add_ref(p);
- intrusive_ptr_release(p);
- BOOST_TEST(N1::my_class::destructor_count == 2);
- }
- // The test checks that destroying through the base class works
- {
- boost::intrusive_ptr< N6::Z > p1 = new N6::Z();
- BOOST_TEST(p1->use_count() == 1);
- BOOST_TEST(N6::Z::destructor_count == 0);
- boost::intrusive_ptr< N3::root > p2 = p1;
- BOOST_TEST(p1->use_count() == 2);
- BOOST_TEST(N6::Z::destructor_count == 0);
- p1 = NULL;
- BOOST_TEST(N6::Z::destructor_count == 0);
- p2 = NULL;
- BOOST_TEST(N6::Z::destructor_count == 1);
- }
- return boost::report_errors();
- }
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