// $Id$
//
-// Copyright (C) 2007
-// Fraunhofer Institut fuer offene Kommunikationssysteme (FOKUS)
-// Kompetenzzentrum fuer Satelitenkommunikation (SatCom)
+// Copyright (C) 2007
+// Fraunhofer Institute for Open Communication Systems (FOKUS)
+// Competence Center NETwork research (NET), St. Augustin, GERMANY
// Stefan Bund <g0dil@berlios.de>
//
// This program is free software; you can redistribute it and/or modify
#define prefix_
///////////////////////////////cc.p////////////////////////////////////////
-namespace senf {
-namespace detail {
-
- struct ClockServiceTest
- {
- static boost::posix_time::ptime & base()
- { return senf::ClockService::instance().base_; }
- static boost::posix_time::ptime & heartbeat()
- { return senf::ClockService::instance().heartbeat_; }
- };
-
-}}
-
namespace {
bool is_close_clock(senf::ClockService::clock_type a, senf::ClockService::clock_type b,
- unsigned long delta = 50000000ul)
- {
- return (a<b ? b-a : a-b ) < delta;
- }
-
- bool is_close_pt(boost::posix_time::ptime a, boost::posix_time::ptime b,
- boost::posix_time::time_duration delta = boost::posix_time::milliseconds(50) )
+ unsigned long delta)
{
return (a<b ? b-a : a-b ) < delta;
}
senf::ClockService::clock_type t2 (senf::ClockService::now());
BOOST_CHECK_PREDICATE( is_close_clock,
(t1 + senf::ClockService::milliseconds(200))
- (t2) );
+ (t2)
+ (senf::ClockService::milliseconds(100)) );
t1 = t2;
- // We shift both heartbeat() and base() back 1 minute. This is the same as
- // moving the current time forward 1 minute.
- boost::posix_time::ptime b (senf::detail::ClockServiceTest::base());
- boost::posix_time::ptime h (senf::detail::ClockServiceTest::heartbeat());
- senf::detail::ClockServiceTest::heartbeat() -= boost::posix_time::minutes(1);
- senf::detail::ClockServiceTest::base() -= boost::posix_time::minutes(1);
// Wait for SIGALRM and let the signal handler do the clock-skew detection
- delay(senf::ClockService::CheckInterval*1000);
-
- BOOST_CHECK_PREDICATE( is_close_pt,
- (b)
- (senf::detail::ClockServiceTest::base()) );
- BOOST_CHECK_PREDICATE( is_close_pt,
- (h+boost::posix_time::seconds(senf::ClockService::CheckInterval))
- (senf::detail::ClockServiceTest::heartbeat()) );
+ delay(1*1000);
t2 = senf::ClockService::now();
BOOST_CHECK_PREDICATE( is_close_clock,
- (t1 + senf::ClockService::seconds(senf::ClockService::CheckInterval))
- (t2) );
+ (t1 + senf::ClockService::seconds(1))
+ (t2)
+ (senf::ClockService::milliseconds(500)) );
t1 = t2;
- senf::detail::ClockServiceTest::heartbeat() -= boost::posix_time::minutes(1);
- senf::detail::ClockServiceTest::base() -= boost::posix_time::minutes(1);
-
- // Let now() do the clock skew detection using getitimer() ...
delay(200);
BOOST_CHECK_PREDICATE( is_close_clock,
(t1 + senf::ClockService::milliseconds(200))
- (senf::ClockService::now()) );
+ (senf::ClockService::now())
+ (senf::ClockService::milliseconds(100)) );
// The next check validates that the clock service itimer/heartbeat_ is correctly reset after a
// clock-skew is detected
BOOST_CHECK_PREDICATE( is_close_clock,
(t1 + senf::ClockService::milliseconds(200))
- (senf::ClockService::now()) );
+ (senf::ClockService::now())
+ (senf::ClockService::milliseconds(100)) );
}
///////////////////////////////cc.e////////////////////////////////////////