thread/test/test_thread.cpp

// Copyright (C) 2001-2003
// William E. Kempf
//
//  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/thread/detail/config.hpp>

#include <boost/thread/thread.hpp>
#include <boost/thread/xtime.hpp>
#include <boost/bind.hpp>
#include <boost/ref.hpp>
#include <boost/utility.hpp>

#include <boost/test/unit_test.hpp>

#define DEFAULT_EXECUTION_MONITOR_TYPE execution_monitor::use_sleep_only
#include <libs/thread/test/util.inl>

int test_value;

void simple_thread()
{
    test_value = 999;
}

void comparison_thread(boost::thread::id parent)
{
    boost::thread::id const my_id=boost::this_thread::get_id();
    
    BOOST_CHECK(my_id != parent);
    boost::thread::id const my_id2=boost::this_thread::get_id();
    BOOST_CHECK(my_id == my_id2);

    boost::thread::id const no_thread_id=boost::thread::id();
    BOOST_CHECK(my_id != no_thread_id);
}

void test_sleep()
{
    boost::xtime xt = delay(3);
    boost::thread::sleep(xt);

    // Ensure it's in a range instead of checking actual equality due to time
    // lapse
    BOOST_CHECK(in_range(xt, 2));
}

void do_test_creation()
{
    test_value = 0;
    boost::thread thrd(&simple_thread);
    thrd.join();
    BOOST_CHECK_EQUAL(test_value, 999);
}

void test_creation()
{
    timed_test(&do_test_creation, 1);
}

void do_test_id_comparison()
{
    boost::thread::id const self=boost::this_thread::get_id();
    boost::thread thrd(boost::bind(&comparison_thread, self));
    thrd.join();
}

void test_id_comparison()
{
    timed_test(&do_test_id_comparison, 1);
}

void cancellation_point_thread(boost::mutex* m,bool* failed)
{
    boost::mutex::scoped_lock lk(*m);
    boost::this_thread::cancellation_point();
    *failed=true;
}

void do_test_thread_cancels_at_cancellation_point()
{
    boost::mutex m;
    bool failed=false;
    boost::mutex::scoped_lock lk(m);
    boost::thread thrd(boost::bind(&cancellation_point_thread,&m,&failed));
    thrd.cancel();
    lk.unlock();
    thrd.join();
    BOOST_CHECK(!failed);
}

void test_thread_cancels_at_cancellation_point()
{
    timed_test(&do_test_thread_cancels_at_cancellation_point, 1);
}

void disabled_cancellation_point_thread(boost::mutex* m,bool* failed)
{
    boost::mutex::scoped_lock lk(*m);
    boost::this_thread::disable_cancellation dc;
    boost::this_thread::cancellation_point();
    *failed=false;
}

void do_test_thread_no_cancel_if_cancels_disabled_at_cancellation_point()
{
    boost::mutex m;
    bool failed=true;
    boost::mutex::scoped_lock lk(m);
    boost::thread thrd(boost::bind(&disabled_cancellation_point_thread,&m,&failed));
    thrd.cancel();
    lk.unlock();
    thrd.join();
    BOOST_CHECK(!failed);
}

void test_thread_no_cancel_if_cancels_disabled_at_cancellation_point()
{
    timed_test(&do_test_thread_no_cancel_if_cancels_disabled_at_cancellation_point, 1);
}

struct non_copyable_functor:
    boost::noncopyable
{
    unsigned value;
    
    non_copyable_functor():
        value(0)
    {}
    
    void operator()()
    {
        value=999;
    }
};

void do_test_creation_through_reference_wrapper()
{
    non_copyable_functor f;
    
    boost::thread thrd(boost::ref(f));
    thrd.join();
    BOOST_CHECK_EQUAL(f.value, 999);
}

void test_creation_through_reference_wrapper()
{
    timed_test(&do_test_creation_through_reference_wrapper, 1);
}


boost::unit_test_framework::test_suite* init_unit_test_suite(int, char*[])
{
    boost::unit_test_framework::test_suite* test =
        BOOST_TEST_SUITE("Boost.Threads: thread test suite");

    test->add(BOOST_TEST_CASE(test_sleep));
    test->add(BOOST_TEST_CASE(test_creation));
    test->add(BOOST_TEST_CASE(test_id_comparison));
    test->add(BOOST_TEST_CASE(test_thread_cancels_at_cancellation_point));
    test->add(BOOST_TEST_CASE(test_thread_no_cancel_if_cancels_disabled_at_cancellation_point));
    test->add(BOOST_TEST_CASE(test_creation_through_reference_wrapper));

    return test;
}