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// (C) Copyright 2006-7 Anthony Williams
// 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)
#include <boost/test/unit_test.hpp>
#include <boost/test/test_case_template.hpp>
#include <boost/mpl/vector.hpp>
#include <boost/thread/mutex.hpp>
#include <boost/thread/recursive_mutex.hpp>
template<typename Mutex,typename Lock>
struct test_initially_locked
{
void operator()() const
{
Mutex m;
Lock lock(m);
BOOST_CHECK(lock);
BOOST_CHECK(lock.owns_lock());
}
};
template<typename Mutex,typename Lock>
struct test_initially_unlocked_with_defer_lock_parameter
{
void operator()() const
{
Mutex m;
Lock lock(m,boost::defer_lock);
BOOST_CHECK(!lock);
BOOST_CHECK(!lock.owns_lock());
}
};
template<typename Mutex,typename Lock>
struct test_initially_locked_with_adopt_lock_parameter
{
void operator()() const
{
Mutex m;
m.lock();
Lock lock(m,boost::adopt_lock);
BOOST_CHECK(lock);
BOOST_CHECK(lock.owns_lock());
}
};
template<typename Mutex,typename Lock>
struct test_unlocked_after_unlock_called
{
void operator()() const
{
Mutex m;
Lock lock(m);
lock.unlock();
BOOST_CHECK(!lock);
BOOST_CHECK(!lock.owns_lock());
}
};
template<typename Mutex,typename Lock>
struct test_locked_after_lock_called
{
void operator()() const
{
Mutex m;
Lock lock(m,boost::defer_lock);
lock.lock();
BOOST_CHECK(lock);
BOOST_CHECK(lock.owns_lock());
}
};
template<typename Mutex,typename Lock>
struct test_locked_after_try_lock_called
{
void operator()() const
{
Mutex m;
Lock lock(m,boost::defer_lock);
lock.try_lock();
BOOST_CHECK(lock);
BOOST_CHECK(lock.owns_lock());
}
};
template<typename Mutex,typename Lock>
struct test_throws_if_lock_called_when_already_locked
{
void operator()() const
{
Mutex m;
Lock lock(m);
BOOST_CHECK_THROW( lock.lock(), boost::lock_error );
}
};
template<typename Mutex,typename Lock>
struct test_throws_if_try_lock_called_when_already_locked
{
void operator()() const
{
Mutex m;
Lock lock(m);
BOOST_CHECK_THROW( lock.try_lock(), boost::lock_error );
}
};
template<typename Mutex,typename Lock>
struct test_throws_if_unlock_called_when_already_unlocked
{
void operator()() const
{
Mutex m;
Lock lock(m);
lock.unlock();
BOOST_CHECK_THROW( lock.unlock(), boost::lock_error );
}
};
BOOST_TEST_CASE_TEMPLATE_FUNCTION(test_scoped_lock_concept,Mutex)
{
typedef typename Mutex::scoped_lock Lock;
test_initially_locked<Mutex,Lock>()();
test_initially_unlocked_with_defer_lock_parameter<Mutex,Lock>()();
test_initially_locked_with_adopt_lock_parameter<Mutex,Lock>()();
test_unlocked_after_unlock_called<Mutex,Lock>()();
test_locked_after_lock_called<Mutex,Lock>()();
test_throws_if_lock_called_when_already_locked<Mutex,Lock>()();
test_throws_if_unlock_called_when_already_unlocked<Mutex,Lock>()();
}
BOOST_TEST_CASE_TEMPLATE_FUNCTION(test_scoped_try_lock_concept,Mutex)
{
typedef typename Mutex::scoped_try_lock Lock;
test_initially_locked<Mutex,Lock>()();
test_initially_unlocked_with_defer_lock_parameter<Mutex,Lock>()();
test_initially_locked_with_adopt_lock_parameter<Mutex,Lock>()();
test_unlocked_after_unlock_called<Mutex,Lock>()();
test_locked_after_lock_called<Mutex,Lock>()();
test_locked_after_try_lock_called<Mutex,Lock>()();
test_throws_if_lock_called_when_already_locked<Mutex,Lock>()();
test_throws_if_try_lock_called_when_already_locked<Mutex,Lock>()();
test_throws_if_unlock_called_when_already_unlocked<Mutex,Lock>()();
}
boost::unit_test_framework::test_suite* init_unit_test_suite(int, char*[])
{
boost::unit_test_framework::test_suite* test =
BOOST_TEST_SUITE("Boost.Threads: lock concept test suite");
typedef boost::mpl::vector<boost::mutex,boost::try_mutex,boost::timed_mutex,
boost::recursive_mutex,boost::recursive_try_mutex,boost::recursive_timed_mutex> mutex_types;
test->add(BOOST_TEST_CASE_TEMPLATE(test_scoped_lock_concept,mutex_types));
typedef boost::mpl::vector<boost::try_mutex,boost::timed_mutex,
boost::recursive_try_mutex,boost::recursive_timed_mutex> try_mutex_types;
test->add(BOOST_TEST_CASE_TEMPLATE(test_scoped_try_lock_concept,try_mutex_types));
return test;
}
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