Ichthyostega
974c670d41
to make them stand out more prominently, some entity comments where started with a line of starts. Unfortunately, doxygen (and javadoc) only recogise comments which are started exactly with /** This caused quite some comments to be ignored by doxygen. Credits to Hendrik Boom for spotting this problem! A workaround is to end the line of stars with *//**
113 lines
2.7 KiB
C++
113 lines
2.7 KiB
C++
/*
|
|
ThreadLocal(Test) - verify wrapper for using thread-local data
|
|
|
|
Copyright (C) Lumiera.org
|
|
2011, Hermann Vosseler <Ichthyostega@web.de>
|
|
|
|
This program is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License as
|
|
published by the Free Software Foundation; either version 2 of
|
|
the License, or (at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
* *****************************************************/
|
|
|
|
|
|
#include "lib/test/run.hpp"
|
|
|
|
#include "backend/thread-wrapper.hpp"
|
|
#include "lib/thread-local.hpp"
|
|
|
|
#include <cstdlib>
|
|
|
|
using test::Test;
|
|
using backend::ThreadJoinable;
|
|
using std::rand;
|
|
|
|
|
|
namespace lib {
|
|
namespace test{
|
|
|
|
namespace { // private test setup...
|
|
|
|
const uint NUM_THREADS = 50;
|
|
const uint MAX_RAND = 5*1000*1000;
|
|
|
|
|
|
/** Subject of the test */
|
|
ThreadLocalPtr<uint> privateValue;
|
|
|
|
|
|
|
|
|
|
struct TestThread
|
|
: ThreadJoinable
|
|
{
|
|
TestThread()
|
|
: ThreadJoinable("test Thread-local storage"
|
|
,verifyThreadLocal)
|
|
{ }
|
|
|
|
|
|
/** the actual test operation running in a separate thread */
|
|
static void
|
|
verifyThreadLocal()
|
|
{
|
|
uint secret (1 + rand() % MAX_RAND);
|
|
privateValue.set (&secret);
|
|
|
|
usleep (secret); // sleep for a random period
|
|
|
|
if (secret != *privateValue)
|
|
throw error::Fatal ("thread-local value access broken");
|
|
}
|
|
};
|
|
|
|
} // (End) test setup....
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**********************************************************************//**
|
|
* @test use a wrapper to simplify handling of thread-local data.
|
|
* Create some threads, each referring to another piece of data
|
|
* through the "same" wrapper instance.
|
|
*
|
|
* @see backend::Thread
|
|
* @see lib::ThreadLocal
|
|
*/
|
|
class ThreadLocal_test : public Test
|
|
{
|
|
|
|
virtual void
|
|
run (Arg)
|
|
{
|
|
TestThread testcase[NUM_THREADS] SIDEEFFECT;
|
|
|
|
for (uint i=0; i < NUM_THREADS; ++i)
|
|
CHECK (testcase[i].join().isValid() );
|
|
}
|
|
};
|
|
|
|
|
|
|
|
/** Register this test class... */
|
|
LAUNCHER (ThreadLocal_test, "function common");
|
|
|
|
|
|
|
|
}} // namespace backend::test
|