Ichthyostega
d3d7ea35ad
- most notably the NOBUG logging flags have been renamed now - but for the configuration, I'll stick to "GUI" for now, since "Stage" would be bewildering for an occasional user - in a similar vein, most documentation continues to refer to the GUI
142 lines
3.9 KiB
C++
142 lines
3.9 KiB
C++
/*
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ThreadWrapperJoin(Test) - wait blocking on termination of a thread
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Copyright (C) Lumiera.org
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2008, Hermann Vosseler <Ichthyostega@web.de>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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* *****************************************************/
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/** @file thread-wrapper-join-test.cpp
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** unit test \ref ThreadWrapperJoin_test
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*/
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#include "lib/test/run.hpp"
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#include "lib/test/test-helper.hpp"
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#include "vault/thread-wrapper.hpp"
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#include "lib/error.hpp"
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#include <functional>
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using std::bind;
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using test::Test;
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namespace vault {
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namespace test {
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using lumiera::error::LUMIERA_ERROR_LOGIC;
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namespace {
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const int DESTRUCTION_CODE = 23;
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LUMIERA_ERROR_DEFINE(SPECIAL, "grandiose exception");
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}
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/***********************************************************************//**
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* @test use the Lumiera Vault to create some new threads, additionally
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* synchronising with these child threads and waiting for termination.
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*
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* @see vault::Thread
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* @see threads.h
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*/
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class ThreadWrapperJoin_test : public Test
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{
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virtual void
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run (Arg)
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{
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simpleUse ();
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wrongUse ();
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getError ();
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}
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volatile int aValue_; ///< state to be modified by the other thread
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void
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theAction (int secretValue) ///< to be run in a new thread...
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{
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usleep (100000); // pause 100ms prior to modifying
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if (DESTRUCTION_CODE == secretValue)
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LUMIERA_ERROR_SET(test, SPECIAL, 0);
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else
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aValue_ = secretValue+42;
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}
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void
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simpleUse ()
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{
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aValue_=0;
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int mySecret = (rand() % 1000) - 500;
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ThreadJoinable newThread("test Thread joining-1"
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, bind (&ThreadWrapperJoin_test::theAction, this, mySecret)
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);
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newThread.join(); // blocks until theAction() is done
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CHECK (aValue_ == mySecret+42);
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}
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void
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wrongUse ()
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{
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ThreadJoinable newThread("test Thread joining-2"
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, bind (&ThreadWrapperJoin_test::theAction, this, 1234)
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);
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newThread.join(); // blocks until theAction() is done
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VERIFY_ERROR(LOGIC, newThread.join() );
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VERIFY_ERROR(LOGIC, newThread.join() );
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}
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void
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getError()
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{
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ThreadJoinable thread1("test Thread joining-3"
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, bind (&ThreadWrapperJoin_test::theAction, this, DESTRUCTION_CODE)
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);
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VERIFY_ERROR(SPECIAL, thread1.join().maybeThrow() );
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ThreadJoinable thread2("test Thread joining-4"
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, bind (&ThreadWrapperJoin_test::theAction, this, DESTRUCTION_CODE)
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);
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CHECK (not thread2.join().isValid()); // can check success without throwing
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}
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};
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/** Register this test class... */
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LAUNCHER (ThreadWrapperJoin_test, "function common");
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}} // namespace vault::test
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