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root/jsr166/jsr166/src/test/tck/ScheduledExecutorSubclassTest.java

Comparing jsr166/src/test/tck/ScheduledExecutorSubclassTest.java (file contents):
Revision 1.41 by jsr166, Mon Sep 28 03:05:23 2015 UTC vs.
Revision 1.42 by jsr166, Mon Sep 28 08:23:49 2015 UTC

#	Line 716 | Line 716 | public class ScheduledExecutorSubclassTe
716		final AtomicInteger ran = new AtomicInteger(0);
717		final CustomExecutor p = new CustomExecutor(poolSize);
718		CountDownLatch threadsStarted = new CountDownLatch(poolSize);
719	<	CheckedRunnable waiter = new CheckedRunnable() { public void realRun() {
719	>	Runnable waiter = new CheckedRunnable() { public void realRun() {
720		threadsStarted.countDown();
721		try {
722		MILLISECONDS.sleep(2 * LONG_DELAY_MS);
#	Line 779 | Line 779 | public class ScheduledExecutorSubclassTe
779		}
780
781		/**
782	<	* In default setting, shutdown cancels periodic but not delayed
783	<	* tasks at shutdown
782	>	* By default, periodic tasks are cancelled at shutdown.
783	>	* By default, delayed tasks keep running after shutdown.
784	>	* Check that changing the default values work:
785	>	* - setExecuteExistingDelayedTasksAfterShutdownPolicy
786	>	* - setContinueExistingPeriodicTasksAfterShutdownPolicy
787		*/
788	<	public void testShutdown1() throws InterruptedException {
789	<	CustomExecutor p = new CustomExecutor(1);
790	<	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
791	<	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
788	>	public void testShutdown_cancellation() throws Exception {
789	>	Boolean[] allBooleans = { null, Boolean.FALSE, Boolean.TRUE };
790	>	for (Boolean policy : allBooleans)
791	>	{
792	>	final int poolSize = 2;
793	>	final CustomExecutor p = new CustomExecutor(poolSize);
794	>	final boolean effectiveDelayedPolicy = (policy != Boolean.FALSE);
795	>	final boolean effectivePeriodicPolicy = (policy == Boolean.TRUE);
796	>	final boolean effectiveRemovePolicy = (policy == Boolean.TRUE);
797	>	if (policy != null) {
798	>	p.setExecuteExistingDelayedTasksAfterShutdownPolicy(policy);
799	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(policy);
800	>	p.setRemoveOnCancelPolicy(policy);
801	>	}
802	>	assertEquals(effectiveDelayedPolicy,
803	>	p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
804	>	assertEquals(effectivePeriodicPolicy,
805	>	p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
806	>	assertEquals(effectiveRemovePolicy,
807	>	p.getRemoveOnCancelPolicy());
808	>	// Strategy: Wedge the pool with poolSize "blocker" threads
809	>	final AtomicInteger ran = new AtomicInteger(0);
810	>	final CountDownLatch poolBlocked = new CountDownLatch(poolSize);
811	>	final CountDownLatch unblock = new CountDownLatch(1);
812	>	final CountDownLatch periodicLatch1 = new CountDownLatch(2);
813	>	final CountDownLatch periodicLatch2 = new CountDownLatch(2);
814	>	Runnable task = new CheckedRunnable() { public void realRun()
815	>	throws InterruptedException {
816	>	poolBlocked.countDown();
817	>	assertTrue(unblock.await(LONG_DELAY_MS, MILLISECONDS));
818	>	ran.getAndIncrement();
819	>	}};
820	>	List<Future<?>> blockers = new ArrayList<>();
821	>	List<Future<?>> periodics = new ArrayList<>();
822	>	List<Future<?>> delayeds = new ArrayList<>();
823	>	for (int i = 0; i < poolSize; i++)
824	>	blockers.add(p.submit(task));
825	>	assertTrue(poolBlocked.await(LONG_DELAY_MS, MILLISECONDS));
826	>
827	>	periodics.add(p.scheduleAtFixedRate(countDowner(periodicLatch1),
828	>	1, 1, MILLISECONDS));
829	>	periodics.add(p.scheduleWithFixedDelay(countDowner(periodicLatch2),
830	>	1, 1, MILLISECONDS));
831	>	delayeds.add(p.schedule(task, 1, MILLISECONDS));
832
833	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
834	<	for (int i = 0; i < tasks.length; i++)
792	<	tasks[i] = p.schedule(new NoOpRunnable(),
793	<	SHORT_DELAY_MS, MILLISECONDS);
833	>	assertTrue(p.getQueue().containsAll(periodics));
834	>	assertTrue(p.getQueue().containsAll(delayeds));
835		try { p.shutdown(); } catch (SecurityException ok) { return; }
795	–	BlockingQueue<Runnable> q = p.getQueue();
796	–	for (ScheduledFuture task : tasks) {
797	–	assertFalse(task.isDone());
798	–	assertFalse(task.isCancelled());
799	–	assertTrue(q.contains(task));
800	–	}
836		assertTrue(p.isShutdown());
837	<	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
838	<	assertTrue(p.isTerminated());
839	<	for (ScheduledFuture task : tasks) {
840	<	assertTrue(task.isDone());
841	<	assertFalse(task.isCancelled());
837	>	assertFalse(p.isTerminated());
838	>	for (Future<?> periodic : periodics) {
839	>	assertTrue(effectivePeriodicPolicy ^ periodic.isCancelled());
840	>	assertTrue(effectivePeriodicPolicy ^ periodic.isDone());
841	>	}
842	>	for (Future<?> delayed : delayeds) {
843	>	assertTrue(effectiveDelayedPolicy ^ delayed.isCancelled());
844	>	assertTrue(effectiveDelayedPolicy ^ delayed.isDone());
845	>	}
846	>	if (testImplementationDetails) {
847	>	assertEquals(effectivePeriodicPolicy,
848	>	p.getQueue().containsAll(periodics));
849	>	assertEquals(effectiveDelayedPolicy,
850	>	p.getQueue().containsAll(delayeds));
851	>	}
852	>	// Release all pool threads
853	>	unblock.countDown();
854	>
855	>	for (Future<?> delayed : delayeds) {
856	>	if (effectiveDelayedPolicy) {
857	>	assertNull(delayed.get());
858	>	}
859	>	}
860	>	if (effectivePeriodicPolicy) {
861	>	assertTrue(periodicLatch1.await(LONG_DELAY_MS, MILLISECONDS));
862	>	assertTrue(periodicLatch2.await(LONG_DELAY_MS, MILLISECONDS));
863	>	for (Future<?> periodic : periodics) {
864	>	assertTrue(periodic.cancel(false));
865	>	assertTrue(periodic.isCancelled());
866	>	assertTrue(periodic.isDone());
867	>	}
868		}
869	<	}
809	<
810	<	/**
811	<	* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false,
812	<	* delayed tasks are cancelled at shutdown
813	<	*/
814	<	public void testShutdown2() throws InterruptedException {
815	<	CustomExecutor p = new CustomExecutor(1);
816	<	p.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
817	<	assertFalse(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
818	<	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
819	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
820	<	for (int i = 0; i < tasks.length; i++)
821	<	tasks[i] = p.schedule(new NoOpRunnable(),
822	<	SHORT_DELAY_MS, MILLISECONDS);
823	<	BlockingQueue q = p.getQueue();
824	<	assertEquals(tasks.length, q.size());
825	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
826	<	assertTrue(p.isShutdown());
827	<	assertTrue(q.isEmpty());
828	<	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
869	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
870		assertTrue(p.isTerminated());
871	<	for (ScheduledFuture task : tasks) {
872	<	assertTrue(task.isDone());
832	<	assertTrue(task.isCancelled());
833	<	}
834	<	}
835	<
836	<	/**
837	<	* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false,
838	<	* periodic tasks are cancelled at shutdown
839	<	*/
840	<	public void testShutdown3() throws InterruptedException {
841	<	CustomExecutor p = new CustomExecutor(1);
842	<	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
843	<	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
844	<	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
845	<	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
846	<	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
847	<	long initialDelay = LONG_DELAY_MS;
848	<	ScheduledFuture task =
849	<	p.scheduleAtFixedRate(new NoOpRunnable(), initialDelay,
850	<	5, MILLISECONDS);
851	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
852	<	assertTrue(p.isShutdown());
853	<	assertTrue(p.getQueue().isEmpty());
854	<	assertTrue(task.isDone());
855	<	assertTrue(task.isCancelled());
856	<	joinPool(p);
857	<	}
858	<
859	<	/**
860	<	* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true,
861	<	* periodic tasks are not cancelled at shutdown
862	<	*/
863	<	public void testShutdown4() throws InterruptedException {
864	<	CustomExecutor p = new CustomExecutor(1);
865	<	final CountDownLatch counter = new CountDownLatch(2);
866	<	try {
867	<	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
868	<	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
869	<	assertTrue(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
870	<	final Runnable r = new CheckedRunnable() {
871	<	public void realRun() {
872	<	counter.countDown();
873	<	}};
874	<	ScheduledFuture task =
875	<	p.scheduleAtFixedRate(r, 1, 1, MILLISECONDS);
876	<	assertFalse(task.isDone());
877	<	assertFalse(task.isCancelled());
878	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
879	<	assertFalse(task.isCancelled());
880	<	assertFalse(p.isTerminated());
881	<	assertTrue(p.isShutdown());
882	<	assertTrue(counter.await(SMALL_DELAY_MS, MILLISECONDS));
883	<	assertFalse(task.isCancelled());
884	<	assertTrue(task.cancel(false));
885	<	assertTrue(task.isDone());
886	<	assertTrue(task.isCancelled());
887	<	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
888	<	assertTrue(p.isTerminated());
889	<	}
890	<	finally {
891	<	joinPool(p);
892	<	}
893	<	}
871	>	assertEquals(2 + (effectiveDelayedPolicy ? 1 : 0), ran.get());
872	>	}}
873
874		/**
875		* completed submit of callable returns result

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