forked from boostorg/smart_ptr
47 lines
1.1 KiB
C++
47 lines
1.1 KiB
C++
//
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// spinlock_try_test.cpp
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//
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// Copyright 2008 Peter Dimov
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//
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// Distributed under the Boost Software License, Version 1.0.
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// See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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#include <boost/smart_ptr/detail/spinlock.hpp>
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#include <boost/core/lightweight_test.hpp>
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// Sanity check only
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static boost::detail::spinlock sp = BOOST_DETAIL_SPINLOCK_INIT;
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static boost::detail::spinlock sp2 = BOOST_DETAIL_SPINLOCK_INIT;
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int main()
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{
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BOOST_TEST( sp.try_lock() );
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BOOST_TEST( !sp.try_lock() );
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BOOST_TEST( sp2.try_lock() );
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BOOST_TEST( !sp.try_lock() );
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BOOST_TEST( !sp2.try_lock() );
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sp.unlock();
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sp2.unlock();
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sp.lock();
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BOOST_TEST( !sp.try_lock() );
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sp2.lock();
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BOOST_TEST( !sp.try_lock() );
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BOOST_TEST( !sp2.try_lock() );
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sp.unlock();
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sp2.unlock();
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{
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boost::detail::spinlock::scoped_lock lock( sp );
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BOOST_TEST( !sp.try_lock() );
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boost::detail::spinlock::scoped_lock lock2( sp2 );
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BOOST_TEST( !sp.try_lock() );
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BOOST_TEST( !sp2.try_lock() );
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}
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return boost::report_errors();
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}
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