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fiber/test/test_auto_reset_event.cpp

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2.6 KiB
C++

// Copyright Oliver Kowalke 2009.
// 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 <cstdlib>
#include <iostream>
#include <map>
#include <stdexcept>
#include <vector>
#include <boost/bind.hpp>
#include <boost/cstdint.hpp>
#include <boost/function.hpp>
#include <boost/ref.hpp>
#include <boost/test/unit_test.hpp>
#include <boost/utility.hpp>
#include <boost/fiber/all.hpp>
namespace stm = boost::fibers;
namespace this_stm = boost::this_fiber;
int value = 0;
void wait_fn( stm::auto_reset_event & ev)
{
ev.wait();
++value;
}
void fn1()
{
value = 0;
stm::auto_reset_event ev;
stm::fiber s1(
boost::bind(
wait_fn,
boost::ref( ev) ) );
BOOST_CHECK( s1);
BOOST_CHECK_EQUAL( 0, value);
stm::fiber s2(
boost::bind(
wait_fn,
boost::ref( ev) ) );
BOOST_CHECK( s2);
BOOST_CHECK_EQUAL( 0, value);
BOOST_CHECK( ! stm::run() );
BOOST_CHECK( s1);
BOOST_CHECK( s2);
BOOST_CHECK_EQUAL( 0, value);
ev.set();
BOOST_CHECK( stm::run() );
BOOST_CHECK( ! s1);
BOOST_CHECK_EQUAL( 1, value);
BOOST_CHECK( ! stm::run() );
BOOST_CHECK( s2);
BOOST_CHECK_EQUAL( 1, value);
ev.set();
BOOST_CHECK( stm::run() );
BOOST_CHECK( ! s2);
BOOST_CHECK_EQUAL( 2, value);
}
void fn2()
{
value = 0;
stm::auto_reset_event ev( true);
stm::fiber s1(
boost::bind(
wait_fn,
boost::ref( ev) ) );
BOOST_CHECK( ! s1);
BOOST_CHECK_EQUAL( 1, value);
stm::fiber s2(
boost::bind(
wait_fn,
boost::ref( ev) ) );
BOOST_CHECK( s2);
BOOST_CHECK_EQUAL( 1, value);
BOOST_CHECK( ! stm::run() );
BOOST_CHECK_EQUAL( 1, value);
BOOST_CHECK( s2);
ev.set();
BOOST_CHECK( stm::run() );
BOOST_CHECK_EQUAL( 2, value);
BOOST_CHECK( ! s2);
}
void fn3()
{
stm::auto_reset_event ev;
BOOST_CHECK_EQUAL( false, ev.try_wait() );
ev.set();
BOOST_CHECK_EQUAL( true, ev.try_wait() );
BOOST_CHECK_EQUAL( false, ev.try_wait() );
}
void test_wait_set()
{
stm::fiber( fn1).join();
fn1();
}
void test_wait_reset()
{
stm::fiber( fn2).join();
fn2();
}
void test_try_wait()
{
stm::fiber( fn3).join();
fn3();
}
boost::unit_test::test_suite * init_unit_test_suite( int, char* [])
{
boost::unit_test::test_suite * test =
BOOST_TEST_SUITE("Boost.Stratified: auto_reset_event test suite");
test->add( BOOST_TEST_CASE( & test_wait_set) );
test->add( BOOST_TEST_CASE( & test_wait_reset) );
test->add( BOOST_TEST_CASE( & test_try_wait) );
return test;
}