109 lines
2.6 KiB
C++
109 lines
2.6 KiB
C++
//Copyright (c) 2006-2009 Emil Dotchevski and Reverge Studios, Inc.
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//Distributed under the Boost Software License, Version 1.0. (See accompanying
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//file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/exception/exception.hpp>
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#include <boost/detail/lightweight_test.hpp>
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struct
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test_type
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{
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test_type( int & count ):
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count_(count)
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{
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BOOST_TEST(count_==42);
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count_=0;
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}
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~test_type()
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{
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BOOST_TEST(!count_);
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count_=42;
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}
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void
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add_ref()
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{
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++count_;
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}
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bool
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release()
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{
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if( --count_ )
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return false;
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else
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{
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delete this;
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return true;
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}
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}
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private:
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test_type( test_type const & );
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test_type & operator=( test_type const & );
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int & count_;
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};
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int
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main()
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{
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using boost::exception_detail::refcount_ptr;
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{
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refcount_ptr<test_type> x;
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BOOST_TEST(!x.get());
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}
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{
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int count=42;
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test_type * a=new test_type(count);
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BOOST_TEST(!count);
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{
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refcount_ptr<test_type> p;
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BOOST_TEST(0==count);
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p.adopt(a);
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BOOST_TEST(p.get()==a);
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BOOST_TEST(1==count);
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{
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refcount_ptr<test_type> q;
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q.adopt(p.get());
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BOOST_TEST(q.get()==a);
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BOOST_TEST(2==count);
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{
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refcount_ptr<test_type> t(p);
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BOOST_TEST(t.get()==a);
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BOOST_TEST(3==count);
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{
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refcount_ptr<test_type> n;
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n=t;
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BOOST_TEST(n.get()==a);
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BOOST_TEST(4==count);
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int cb=42;
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test_type * b=new test_type(cb);
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BOOST_TEST(0==cb);
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n.adopt(b);
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BOOST_TEST(1==cb);
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BOOST_TEST(n.get()==b);
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BOOST_TEST(3==count);
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n.adopt(0);
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BOOST_TEST(42==cb);
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}
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BOOST_TEST(t.get()==a);
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BOOST_TEST(3==count);
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}
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BOOST_TEST(q.get()==a);
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BOOST_TEST(2==count);
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}
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BOOST_TEST(p.get()==a);
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BOOST_TEST(1==count);
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}
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BOOST_TEST(42==count);
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}
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return boost::report_errors();
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}
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