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root/jsr166/jsr166/src/test/tck/JSR166TestCase.java

Comparing jsr166/src/test/tck/JSR166TestCase.java (file contents):
Revision 1.225 by jsr166, Sat May 13 22:36:45 2017 UTC vs.
Revision 1.246 by jsr166, Sun Jul 22 21:25:16 2018 UTC

#	Line 66 | Line 66 | import java.util.Arrays;
66		import java.util.Collection;
67		import java.util.Collections;
68		import java.util.Date;
69	+	import java.util.Deque;
70		import java.util.Enumeration;
71	+	import java.util.HashSet;
72		import java.util.Iterator;
73		import java.util.List;
74		import java.util.NoSuchElementException;
75		import java.util.PropertyPermission;
76	+	import java.util.Set;
77		import java.util.concurrent.BlockingQueue;
78		import java.util.concurrent.Callable;
79		import java.util.concurrent.CountDownLatch;
80		import java.util.concurrent.CyclicBarrier;
81		import java.util.concurrent.ExecutionException;
82	+	import java.util.concurrent.Executor;
83		import java.util.concurrent.Executors;
84		import java.util.concurrent.ExecutorService;
85		import java.util.concurrent.ForkJoinPool;
86		import java.util.concurrent.Future;
87	+	import java.util.concurrent.FutureTask;
88		import java.util.concurrent.RecursiveAction;
89		import java.util.concurrent.RecursiveTask;
90	+	import java.util.concurrent.RejectedExecutionException;
91		import java.util.concurrent.RejectedExecutionHandler;
92		import java.util.concurrent.Semaphore;
93	+	import java.util.concurrent.ScheduledExecutorService;
94	+	import java.util.concurrent.ScheduledFuture;
95		import java.util.concurrent.SynchronousQueue;
96		import java.util.concurrent.ThreadFactory;
97		import java.util.concurrent.ThreadLocalRandom;
98		import java.util.concurrent.ThreadPoolExecutor;
99	+	import java.util.concurrent.TimeUnit;
100		import java.util.concurrent.TimeoutException;
101		import java.util.concurrent.atomic.AtomicBoolean;
102		import java.util.concurrent.atomic.AtomicReference;
103		import java.util.regex.Pattern;
104
96	–	import junit.framework.AssertionFailedError;
105		import junit.framework.Test;
106		import junit.framework.TestCase;
107		import junit.framework.TestResult;
#	Line 413 | Line 421 | public class JSR166TestCase extends Test
421		for (String testClassName : testClassNames) {
422		try {
423		Class<?> testClass = Class.forName(testClassName);
424	<	Method m = testClass.getDeclaredMethod("suite",
417	<	new Class<?>[0]);
424	>	Method m = testClass.getDeclaredMethod("suite");
425		suite.addTest(newTestSuite((Test)m.invoke(null)));
426	<	} catch (Exception e) {
427	<	throw new Error("Missing test class", e);
426	>	} catch (ReflectiveOperationException e) {
427	>	throw new AssertionError("Missing test class", e);
428		}
429		}
430		}
#	Line 439 | Line 446 | public class JSR166TestCase extends Test
446		}
447		}
448
449	<	public static boolean atLeastJava6() { return JAVA_CLASS_VERSION >= 50.0; }
450	<	public static boolean atLeastJava7() { return JAVA_CLASS_VERSION >= 51.0; }
451	<	public static boolean atLeastJava8() { return JAVA_CLASS_VERSION >= 52.0; }
452	<	public static boolean atLeastJava9() {
453	<	return JAVA_CLASS_VERSION >= 53.0
454	<	// As of 2015-09, java9 still uses 52.0 class file version
448	<	|| JAVA_SPECIFICATION_VERSION.matches("^(1\\.)?(9|[0-9][0-9])$");
449	<	}
450	<	public static boolean atLeastJava10() {
451	<	return JAVA_CLASS_VERSION >= 54.0
452	<	|| JAVA_SPECIFICATION_VERSION.matches("^(1\\.)?[0-9][0-9]$");
453	<	}
449	>	public static boolean atLeastJava6()  { return JAVA_CLASS_VERSION >= 50.0; }
450	>	public static boolean atLeastJava7()  { return JAVA_CLASS_VERSION >= 51.0; }
451	>	public static boolean atLeastJava8()  { return JAVA_CLASS_VERSION >= 52.0; }
452	>	public static boolean atLeastJava9()  { return JAVA_CLASS_VERSION >= 53.0; }
453	>	public static boolean atLeastJava10() { return JAVA_CLASS_VERSION >= 54.0; }
454	>	public static boolean atLeastJava11() { return JAVA_CLASS_VERSION >= 55.0; }
455
456		/**
457		* Collects all JSR166 unit tests as one suite.
#	Line 538 | Line 539 | public class JSR166TestCase extends Test
539		"DoubleAdderTest",
540		"ForkJoinPool8Test",
541		"ForkJoinTask8Test",
542	+	"HashMapTest",
543		"LinkedBlockingDeque8Test",
544		"LinkedBlockingQueue8Test",
545		"LongAccumulatorTest",
#	Line 600 | Line 602 | public class JSR166TestCase extends Test
602		for (String methodName : testMethodNames(testClass))
603		suite.addTest((Test) c.newInstance(data, methodName));
604		return suite;
605	<	} catch (Exception e) {
606	<	throw new Error(e);
605	>	} catch (ReflectiveOperationException e) {
606	>	throw new AssertionError(e);
607		}
608		}
609
#	Line 617 | Line 619 | public class JSR166TestCase extends Test
619		if (atLeastJava8()) {
620		String name = testClass.getName();
621		String name8 = name.replaceAll("Test$", "8Test");
622	<	if (name.equals(name8)) throw new Error(name);
622	>	if (name.equals(name8)) throw new AssertionError(name);
623		try {
624		return (Test)
625		Class.forName(name8)
626	<	.getMethod("testSuite", new Class[] { dataClass })
626	>	.getMethod("testSuite", dataClass)
627		.invoke(null, data);
628	<	} catch (Exception e) {
629	<	throw new Error(e);
628	>	} catch (ReflectiveOperationException e) {
629	>	throw new AssertionError(e);
630		}
631		} else {
632		return new TestSuite();
#	Line 638 | Line 640 | public class JSR166TestCase extends Test
640		public static long MEDIUM_DELAY_MS;
641		public static long LONG_DELAY_MS;
642
643	+	private static final long RANDOM_TIMEOUT;
644	+	private static final long RANDOM_EXPIRED_TIMEOUT;
645	+	private static final TimeUnit RANDOM_TIMEUNIT;
646	+	static {
647	+	ThreadLocalRandom rnd = ThreadLocalRandom.current();
648	+	long[] timeouts = { Long.MIN_VALUE, -1, 0, 1, Long.MAX_VALUE };
649	+	RANDOM_TIMEOUT = timeouts[rnd.nextInt(timeouts.length)];
650	+	RANDOM_EXPIRED_TIMEOUT = timeouts[rnd.nextInt(3)];
651	+	TimeUnit[] timeUnits = TimeUnit.values();
652	+	RANDOM_TIMEUNIT = timeUnits[rnd.nextInt(timeUnits.length)];
653	+	}
654	+
655	+	/**
656	+	* Returns a timeout for use when any value at all will do.
657	+	*/
658	+	static long randomTimeout() { return RANDOM_TIMEOUT; }
659	+
660	+	/**
661	+	* Returns a timeout that means "no waiting", i.e. not positive.
662	+	*/
663	+	static long randomExpiredTimeout() { return RANDOM_EXPIRED_TIMEOUT; }
664	+
665	+	/**
666	+	* Returns a random non-null TimeUnit.
667	+	*/
668	+	static TimeUnit randomTimeUnit() { return RANDOM_TIMEUNIT; }
669	+
670		/**
671		* Returns the shortest timed delay. This can be scaled up for
672		* slow machines using the jsr166.delay.factor system property,
#	Line 706 | Line 735 | public class JSR166TestCase extends Test
735		String msg = toString() + ": " + String.format(format, args);
736		System.err.println(msg);
737		dumpTestThreads();
738	<	throw new AssertionFailedError(msg);
738	>	throw new AssertionError(msg);
739		}
740
741		/**
#	Line 727 | Line 756 | public class JSR166TestCase extends Test
756		throw (RuntimeException) t;
757		else if (t instanceof Exception)
758		throw (Exception) t;
759	<	else {
760	<	AssertionFailedError afe =
732	<	new AssertionFailedError(t.toString());
733	<	afe.initCause(t);
734	<	throw afe;
735	<	}
759	>	else
760	>	throw new AssertionError(t.toString(), t);
761		}
762
763		if (Thread.interrupted())
#	Line 766 | Line 791 | public class JSR166TestCase extends Test
791
792		/**
793		* Just like fail(reason), but additionally recording (using
794	<	* threadRecordFailure) any AssertionFailedError thrown, so that
795	<	* the current testcase will fail.
794	>	* threadRecordFailure) any AssertionError thrown, so that the
795	>	* current testcase will fail.
796		*/
797		public void threadFail(String reason) {
798		try {
799		fail(reason);
800	<	} catch (AssertionFailedError t) {
801	<	threadRecordFailure(t);
802	<	throw t;
800	>	} catch (AssertionError fail) {
801	>	threadRecordFailure(fail);
802	>	throw fail;
803		}
804		}
805
806		/**
807		* Just like assertTrue(b), but additionally recording (using
808	<	* threadRecordFailure) any AssertionFailedError thrown, so that
809	<	* the current testcase will fail.
808	>	* threadRecordFailure) any AssertionError thrown, so that the
809	>	* current testcase will fail.
810		*/
811		public void threadAssertTrue(boolean b) {
812		try {
813		assertTrue(b);
814	<	} catch (AssertionFailedError t) {
815	<	threadRecordFailure(t);
816	<	throw t;
814	>	} catch (AssertionError fail) {
815	>	threadRecordFailure(fail);
816	>	throw fail;
817		}
818		}
819
820		/**
821		* Just like assertFalse(b), but additionally recording (using
822	<	* threadRecordFailure) any AssertionFailedError thrown, so that
823	<	* the current testcase will fail.
822	>	* threadRecordFailure) any AssertionError thrown, so that the
823	>	* current testcase will fail.
824		*/
825		public void threadAssertFalse(boolean b) {
826		try {
827		assertFalse(b);
828	<	} catch (AssertionFailedError t) {
829	<	threadRecordFailure(t);
830	<	throw t;
828	>	} catch (AssertionError fail) {
829	>	threadRecordFailure(fail);
830	>	throw fail;
831		}
832		}
833
834		/**
835		* Just like assertNull(x), but additionally recording (using
836	<	* threadRecordFailure) any AssertionFailedError thrown, so that
837	<	* the current testcase will fail.
836	>	* threadRecordFailure) any AssertionError thrown, so that the
837	>	* current testcase will fail.
838		*/
839		public void threadAssertNull(Object x) {
840		try {
841		assertNull(x);
842	<	} catch (AssertionFailedError t) {
843	<	threadRecordFailure(t);
844	<	throw t;
842	>	} catch (AssertionError fail) {
843	>	threadRecordFailure(fail);
844	>	throw fail;
845		}
846		}
847
848		/**
849		* Just like assertEquals(x, y), but additionally recording (using
850	<	* threadRecordFailure) any AssertionFailedError thrown, so that
851	<	* the current testcase will fail.
850	>	* threadRecordFailure) any AssertionError thrown, so that the
851	>	* current testcase will fail.
852		*/
853		public void threadAssertEquals(long x, long y) {
854		try {
855		assertEquals(x, y);
856	<	} catch (AssertionFailedError t) {
857	<	threadRecordFailure(t);
858	<	throw t;
856	>	} catch (AssertionError fail) {
857	>	threadRecordFailure(fail);
858	>	throw fail;
859		}
860		}
861
862		/**
863		* Just like assertEquals(x, y), but additionally recording (using
864	<	* threadRecordFailure) any AssertionFailedError thrown, so that
865	<	* the current testcase will fail.
864	>	* threadRecordFailure) any AssertionError thrown, so that the
865	>	* current testcase will fail.
866		*/
867		public void threadAssertEquals(Object x, Object y) {
868		try {
869		assertEquals(x, y);
870	<	} catch (AssertionFailedError fail) {
870	>	} catch (AssertionError fail) {
871		threadRecordFailure(fail);
872		throw fail;
873		} catch (Throwable fail) {
#	Line 852 | Line 877 | public class JSR166TestCase extends Test
877
878		/**
879		* Just like assertSame(x, y), but additionally recording (using
880	<	* threadRecordFailure) any AssertionFailedError thrown, so that
881	<	* the current testcase will fail.
880	>	* threadRecordFailure) any AssertionError thrown, so that the
881	>	* current testcase will fail.
882		*/
883		public void threadAssertSame(Object x, Object y) {
884		try {
885		assertSame(x, y);
886	<	} catch (AssertionFailedError fail) {
886	>	} catch (AssertionError fail) {
887		threadRecordFailure(fail);
888		throw fail;
889		}
#	Line 880 | Line 905 | public class JSR166TestCase extends Test
905
906		/**
907		* Records the given exception using {@link #threadRecordFailure},
908	<	* then rethrows the exception, wrapping it in an
909	<	* AssertionFailedError if necessary.
908	>	* then rethrows the exception, wrapping it in an AssertionError
909	>	* if necessary.
910		*/
911		public void threadUnexpectedException(Throwable t) {
912		threadRecordFailure(t);
#	Line 890 | Line 915 | public class JSR166TestCase extends Test
915		throw (RuntimeException) t;
916		else if (t instanceof Error)
917		throw (Error) t;
918	<	else {
919	<	AssertionFailedError afe =
895	<	new AssertionFailedError("unexpected exception: " + t);
896	<	afe.initCause(t);
897	<	throw afe;
898	<	}
918	>	else
919	>	throw new AssertionError("unexpected exception: " + t, t);
920		}
921
922		/**
#	Line 1066 | Line 1087 | public class JSR166TestCase extends Test
1087		* Checks that thread eventually enters the expected blocked thread state.
1088		*/
1089		void assertThreadBlocks(Thread thread, Thread.State expected) {
1090	<	// always sleep at least 1 ms, avoiding transitional states
1091	<	// with high probability
1090	>	// always sleep at least 1 ms, with high probability avoiding
1091	>	// transitory states
1092		for (long retries = LONG_DELAY_MS * 3 / 4; retries-->0; ) {
1093		try { delay(1); }
1094		catch (InterruptedException fail) {
1095	<	fail("Unexpected InterruptedException");
1095	>	throw new AssertionError("Unexpected InterruptedException", fail);
1096		}
1097		Thread.State s = thread.getState();
1098		if (s == expected)
#	Line 1083 | Line 1104 | public class JSR166TestCase extends Test
1104		}
1105
1106		/**
1086	–	* Checks that thread does not terminate within the default
1087	–	* millisecond delay of {@code timeoutMillis()}.
1088	–	*/
1089	–	void assertThreadStaysAlive(Thread thread) {
1090	–	assertThreadStaysAlive(thread, timeoutMillis());
1091	–	}
1092	–
1093	–	/**
1094	–	* Checks that thread does not terminate within the given millisecond delay.
1095	–	*/
1096	–	void assertThreadStaysAlive(Thread thread, long millis) {
1097	–	try {
1098	–	// No need to optimize the failing case via Thread.join.
1099	–	delay(millis);
1100	–	assertTrue(thread.isAlive());
1101	–	} catch (InterruptedException fail) {
1102	–	threadFail("Unexpected InterruptedException");
1103	–	}
1104	–	}
1105	–
1106	–	/**
1107	–	* Checks that the threads do not terminate within the default
1108	–	* millisecond delay of {@code timeoutMillis()}.
1109	–	*/
1110	–	void assertThreadsStayAlive(Thread... threads) {
1111	–	assertThreadsStayAlive(timeoutMillis(), threads);
1112	–	}
1113	–
1114	–	/**
1115	–	* Checks that the threads do not terminate within the given millisecond delay.
1116	–	*/
1117	–	void assertThreadsStayAlive(long millis, Thread... threads) {
1118	–	try {
1119	–	// No need to optimize the failing case via Thread.join.
1120	–	delay(millis);
1121	–	for (Thread thread : threads)
1122	–	assertTrue(thread.isAlive());
1123	–	} catch (InterruptedException fail) {
1124	–	threadFail("Unexpected InterruptedException");
1125	–	}
1126	–	}
1127	–
1128	–	/**
1107		* Checks that future.get times out, with the default timeout of
1108		* {@code timeoutMillis()}.
1109		*/
#	Line 1300 | Line 1278 | public class JSR166TestCase extends Test
1278
1279		/**
1280		* Sleeps until the given time has elapsed.
1281	<	* Throws AssertionFailedError if interrupted.
1281	>	* Throws AssertionError if interrupted.
1282		*/
1283		static void sleep(long millis) {
1284		try {
1285		delay(millis);
1286		} catch (InterruptedException fail) {
1287	<	AssertionFailedError afe =
1310	<	new AssertionFailedError("Unexpected InterruptedException");
1311	<	afe.initCause(fail);
1312	<	throw afe;
1287	>	throw new AssertionError("Unexpected InterruptedException", fail);
1288		}
1289		}
1290
#	Line 1400 | Line 1375 | public class JSR166TestCase extends Test
1375		//             r.run();
1376		//         } catch (Throwable fail) { threadUnexpectedException(fail); }
1377		//         if (millisElapsedSince(startTime) > timeoutMillis/2)
1378	<	//             throw new AssertionFailedError("did not return promptly");
1378	>	//             throw new AssertionError("did not return promptly");
1379		//     }
1380
1381		//     void assertTerminatesPromptly(Runnable r) {
#	Line 1413 | Line 1388 | public class JSR166TestCase extends Test
1388		*/
1389		<T> void checkTimedGet(Future<T> f, T expectedValue, long timeoutMillis) {
1390		long startTime = System.nanoTime();
1391	+	T actual = null;
1392		try {
1393	<	assertEquals(expectedValue, f.get(timeoutMillis, MILLISECONDS));
1393	>	actual = f.get(timeoutMillis, MILLISECONDS);
1394		} catch (Throwable fail) { threadUnexpectedException(fail); }
1395	+	assertEquals(expectedValue, actual);
1396		if (millisElapsedSince(startTime) > timeoutMillis/2)
1397	<	throw new AssertionFailedError("timed get did not return promptly");
1397	>	throw new AssertionError("timed get did not return promptly");
1398		}
1399
1400		<T> void checkTimedGet(Future<T> f, T expectedValue) {
#	Line 1475 | Line 1452 | public class JSR166TestCase extends Test
1452		}
1453		}
1454
1478	–	public abstract class RunnableShouldThrow implements Runnable {
1479	–	protected abstract void realRun() throws Throwable;
1480	–
1481	–	final Class<?> exceptionClass;
1482	–
1483	–	<T extends Throwable> RunnableShouldThrow(Class<T> exceptionClass) {
1484	–	this.exceptionClass = exceptionClass;
1485	–	}
1486	–
1487	–	public final void run() {
1488	–	try {
1489	–	realRun();
1490	–	threadShouldThrow(exceptionClass.getSimpleName());
1491	–	} catch (Throwable t) {
1492	–	if (! exceptionClass.isInstance(t))
1493	–	threadUnexpectedException(t);
1494	–	}
1495	–	}
1496	–	}
1497	–
1455		public abstract class ThreadShouldThrow extends Thread {
1456		protected abstract void realRun() throws Throwable;
1457
#	Line 1614 | Line 1571 | public class JSR166TestCase extends Test
1571		}
1572
1573		public void await(CountDownLatch latch, long timeoutMillis) {
1574	+	boolean timedOut = false;
1575		try {
1576	<	if (!latch.await(timeoutMillis, MILLISECONDS))
1619	<	fail("timed out waiting for CountDownLatch for "
1620	<	+ (timeoutMillis/1000) + " sec");
1576	>	timedOut = !latch.await(timeoutMillis, MILLISECONDS);
1577		} catch (Throwable fail) {
1578		threadUnexpectedException(fail);
1579		}
1580	+	if (timedOut)
1581	+	fail("timed out waiting for CountDownLatch for "
1582	+	+ (timeoutMillis/1000) + " sec");
1583		}
1584
1585		public void await(CountDownLatch latch) {
#	Line 1628 | Line 1587 | public class JSR166TestCase extends Test
1587		}
1588
1589		public void await(Semaphore semaphore) {
1590	+	boolean timedOut = false;
1591	+	try {
1592	+	timedOut = !semaphore.tryAcquire(LONG_DELAY_MS, MILLISECONDS);
1593	+	} catch (Throwable fail) {
1594	+	threadUnexpectedException(fail);
1595	+	}
1596	+	if (timedOut)
1597	+	fail("timed out waiting for Semaphore for "
1598	+	+ (LONG_DELAY_MS/1000) + " sec");
1599	+	}
1600	+
1601	+	public void await(CyclicBarrier barrier) {
1602		try {
1603	<	if (!semaphore.tryAcquire(LONG_DELAY_MS, MILLISECONDS))
1633	<	fail("timed out waiting for Semaphore for "
1634	<	+ (LONG_DELAY_MS/1000) + " sec");
1603	>	barrier.await(LONG_DELAY_MS, MILLISECONDS);
1604		} catch (Throwable fail) {
1605		threadUnexpectedException(fail);
1606		}
#	Line 1651 | Line 1620 | public class JSR166TestCase extends Test
1620		//         long startTime = System.nanoTime();
1621		//         while (!flag.get()) {
1622		//             if (millisElapsedSince(startTime) > timeoutMillis)
1623	<	//                 throw new AssertionFailedError("timed out");
1623	>	//                 throw new AssertionError("timed out");
1624		//             Thread.yield();
1625		//         }
1626		//     }
#	Line 1660 | Line 1629 | public class JSR166TestCase extends Test
1629		public String call() { throw new NullPointerException(); }
1630		}
1631
1663	–	public static class CallableOne implements Callable<Integer> {
1664	–	public Integer call() { return one; }
1665	–	}
1666	–
1667	–	public class ShortRunnable extends CheckedRunnable {
1668	–	protected void realRun() throws Throwable {
1669	–	delay(SHORT_DELAY_MS);
1670	–	}
1671	–	}
1672	–
1673	–	public class ShortInterruptedRunnable extends CheckedInterruptedRunnable {
1674	–	protected void realRun() throws InterruptedException {
1675	–	delay(SHORT_DELAY_MS);
1676	–	}
1677	–	}
1678	–
1679	–	public class SmallRunnable extends CheckedRunnable {
1680	–	protected void realRun() throws Throwable {
1681	–	delay(SMALL_DELAY_MS);
1682	–	}
1683	–	}
1684	–
1632		public class SmallPossiblyInterruptedRunnable extends CheckedRunnable {
1633		protected void realRun() {
1634		try {
#	Line 1690 | Line 1637 | public class JSR166TestCase extends Test
1637		}
1638		}
1639
1693	–	public class SmallCallable extends CheckedCallable {
1694	–	protected Object realCall() throws InterruptedException {
1695	–	delay(SMALL_DELAY_MS);
1696	–	return Boolean.TRUE;
1697	–	}
1698	–	}
1699	–
1700	–	public class MediumRunnable extends CheckedRunnable {
1701	–	protected void realRun() throws Throwable {
1702	–	delay(MEDIUM_DELAY_MS);
1703	–	}
1704	–	}
1705	–
1706	–	public class MediumInterruptedRunnable extends CheckedInterruptedRunnable {
1707	–	protected void realRun() throws InterruptedException {
1708	–	delay(MEDIUM_DELAY_MS);
1709	–	}
1710	–	}
1711	–
1640		public Runnable possiblyInterruptedRunnable(final long timeoutMillis) {
1641		return new CheckedRunnable() {
1642		protected void realRun() {
#	Line 1718 | Line 1646 | public class JSR166TestCase extends Test
1646		}};
1647		}
1648
1721	–	public class MediumPossiblyInterruptedRunnable extends CheckedRunnable {
1722	–	protected void realRun() {
1723	–	try {
1724	–	delay(MEDIUM_DELAY_MS);
1725	–	} catch (InterruptedException ok) {}
1726	–	}
1727	–	}
1728	–
1729	–	public class LongPossiblyInterruptedRunnable extends CheckedRunnable {
1730	–	protected void realRun() {
1731	–	try {
1732	–	delay(LONG_DELAY_MS);
1733	–	} catch (InterruptedException ok) {}
1734	–	}
1735	–	}
1736	–
1649		/**
1650		* For use as ThreadFactory in constructors
1651		*/
#	Line 1747 | Line 1659 | public class JSR166TestCase extends Test
1659		boolean isDone();
1660		}
1661
1750	–	public static TrackedRunnable trackedRunnable(final long timeoutMillis) {
1751	–	return new TrackedRunnable() {
1752	–	private volatile boolean done = false;
1753	–	public boolean isDone() { return done; }
1754	–	public void run() {
1755	–	try {
1756	–	delay(timeoutMillis);
1757	–	done = true;
1758	–	} catch (InterruptedException ok) {}
1759	–	}
1760	–	};
1761	–	}
1762	–
1763	–	public static class TrackedShortRunnable implements Runnable {
1764	–	public volatile boolean done = false;
1765	–	public void run() {
1766	–	try {
1767	–	delay(SHORT_DELAY_MS);
1768	–	done = true;
1769	–	} catch (InterruptedException ok) {}
1770	–	}
1771	–	}
1772	–
1773	–	public static class TrackedSmallRunnable implements Runnable {
1774	–	public volatile boolean done = false;
1775	–	public void run() {
1776	–	try {
1777	–	delay(SMALL_DELAY_MS);
1778	–	done = true;
1779	–	} catch (InterruptedException ok) {}
1780	–	}
1781	–	}
1782	–
1783	–	public static class TrackedMediumRunnable implements Runnable {
1784	–	public volatile boolean done = false;
1785	–	public void run() {
1786	–	try {
1787	–	delay(MEDIUM_DELAY_MS);
1788	–	done = true;
1789	–	} catch (InterruptedException ok) {}
1790	–	}
1791	–	}
1792	–
1793	–	public static class TrackedLongRunnable implements Runnable {
1794	–	public volatile boolean done = false;
1795	–	public void run() {
1796	–	try {
1797	–	delay(LONG_DELAY_MS);
1798	–	done = true;
1799	–	} catch (InterruptedException ok) {}
1800	–	}
1801	–	}
1802	–
1662		public static class TrackedNoOpRunnable implements Runnable {
1663		public volatile boolean done = false;
1664		public void run() {
#	Line 1807 | Line 1666 | public class JSR166TestCase extends Test
1666		}
1667		}
1668
1810	–	public static class TrackedCallable implements Callable {
1811	–	public volatile boolean done = false;
1812	–	public Object call() {
1813	–	try {
1814	–	delay(SMALL_DELAY_MS);
1815	–	done = true;
1816	–	} catch (InterruptedException ok) {}
1817	–	return Boolean.TRUE;
1818	–	}
1819	–	}
1820	–
1669		/**
1670		* Analog of CheckedRunnable for RecursiveAction
1671		*/
#	Line 1859 | Line 1707 | public class JSR166TestCase extends Test
1707
1708		/**
1709		* A CyclicBarrier that uses timed await and fails with
1710	<	* AssertionFailedErrors instead of throwing checked exceptions.
1710	>	* AssertionErrors instead of throwing checked exceptions.
1711		*/
1712		public static class CheckedBarrier extends CyclicBarrier {
1713		public CheckedBarrier(int parties) { super(parties); }
#	Line 1868 | Line 1716 | public class JSR166TestCase extends Test
1716		try {
1717		return super.await(2 * LONG_DELAY_MS, MILLISECONDS);
1718		} catch (TimeoutException timedOut) {
1719	<	throw new AssertionFailedError("timed out");
1719	>	throw new AssertionError("timed out");
1720		} catch (Exception fail) {
1721	<	AssertionFailedError afe =
1874	<	new AssertionFailedError("Unexpected exception: " + fail);
1875	<	afe.initCause(fail);
1876	<	throw afe;
1721	>	throw new AssertionError("Unexpected exception: " + fail, fail);
1722		}
1723		}
1724		}
#	Line 1884 | Line 1729 | public class JSR166TestCase extends Test
1729		assertEquals(0, q.size());
1730		assertNull(q.peek());
1731		assertNull(q.poll());
1732	<	assertNull(q.poll(0, MILLISECONDS));
1732	>	assertNull(q.poll(randomExpiredTimeout(), randomTimeUnit()));
1733		assertEquals(q.toString(), "[]");
1734		assertTrue(Arrays.equals(q.toArray(), new Object[0]));
1735		assertFalse(q.iterator().hasNext());
#	Line 1996 | Line 1841 | public class JSR166TestCase extends Test
1841		try { throwingAction.run(); }
1842		catch (Throwable t) {
1843		threw = true;
1844	<	if (!expectedExceptionClass.isInstance(t)) {
1845	<	AssertionFailedError afe =
1846	<	new AssertionFailedError
1847	<	("Expected " + expectedExceptionClass.getName() +
1848	<	", got " + t.getClass().getName());
2004	<	afe.initCause(t);
2005	<	threadUnexpectedException(afe);
2006	<	}
1844	>	if (!expectedExceptionClass.isInstance(t))
1845	>	throw new AssertionError(
1846	>	"Expected " + expectedExceptionClass.getName() +
1847	>	", got " + t.getClass().getName(),
1848	>	t);
1849		}
1850		if (!threw)
1851		shouldThrow(expectedExceptionClass.getName());
#	Line 2035 | Line 1877 | public class JSR166TestCase extends Test
1877		static <T> void shuffle(T[] array) {
1878		Collections.shuffle(Arrays.asList(array), ThreadLocalRandom.current());
1879		}
1880	+
1881	+	/**
1882	+	* Returns the same String as would be returned by {@link
1883	+	* Object#toString}, whether or not the given object's class
1884	+	* overrides toString().
1885	+	*
1886	+	* @see System#identityHashCode
1887	+	*/
1888	+	static String identityString(Object x) {
1889	+	return x.getClass().getName()
1890	+	+ "@" + Integer.toHexString(System.identityHashCode(x));
1891	+	}
1892	+
1893	+	// --- Shared assertions for Executor tests ---
1894	+
1895	+	/**
1896	+	* Returns maximum number of tasks that can be submitted to given
1897	+	* pool (with bounded queue) before saturation (when submission
1898	+	* throws RejectedExecutionException).
1899	+	*/
1900	+	static final int saturatedSize(ThreadPoolExecutor pool) {
1901	+	BlockingQueue<Runnable> q = pool.getQueue();
1902	+	return pool.getMaximumPoolSize() + q.size() + q.remainingCapacity();
1903	+	}
1904	+
1905	+	@SuppressWarnings("FutureReturnValueIgnored")
1906	+	void assertNullTaskSubmissionThrowsNullPointerException(Executor e) {
1907	+	try {
1908	+	e.execute((Runnable) null);
1909	+	shouldThrow();
1910	+	} catch (NullPointerException success) {}
1911	+
1912	+	if (! (e instanceof ExecutorService)) return;
1913	+	ExecutorService es = (ExecutorService) e;
1914	+	try {
1915	+	es.submit((Runnable) null);
1916	+	shouldThrow();
1917	+	} catch (NullPointerException success) {}
1918	+	try {
1919	+	es.submit((Runnable) null, Boolean.TRUE);
1920	+	shouldThrow();
1921	+	} catch (NullPointerException success) {}
1922	+	try {
1923	+	es.submit((Callable) null);
1924	+	shouldThrow();
1925	+	} catch (NullPointerException success) {}
1926	+
1927	+	if (! (e instanceof ScheduledExecutorService)) return;
1928	+	ScheduledExecutorService ses = (ScheduledExecutorService) e;
1929	+	try {
1930	+	ses.schedule((Runnable) null,
1931	+	randomTimeout(), randomTimeUnit());
1932	+	shouldThrow();
1933	+	} catch (NullPointerException success) {}
1934	+	try {
1935	+	ses.schedule((Callable) null,
1936	+	randomTimeout(), randomTimeUnit());
1937	+	shouldThrow();
1938	+	} catch (NullPointerException success) {}
1939	+	try {
1940	+	ses.scheduleAtFixedRate((Runnable) null,
1941	+	randomTimeout(), LONG_DELAY_MS, MILLISECONDS);
1942	+	shouldThrow();
1943	+	} catch (NullPointerException success) {}
1944	+	try {
1945	+	ses.scheduleWithFixedDelay((Runnable) null,
1946	+	randomTimeout(), LONG_DELAY_MS, MILLISECONDS);
1947	+	shouldThrow();
1948	+	} catch (NullPointerException success) {}
1949	+	}
1950	+
1951	+	void setRejectedExecutionHandler(
1952	+	ThreadPoolExecutor p, RejectedExecutionHandler handler) {
1953	+	p.setRejectedExecutionHandler(handler);
1954	+	assertSame(handler, p.getRejectedExecutionHandler());
1955	+	}
1956	+
1957	+	void assertTaskSubmissionsAreRejected(ThreadPoolExecutor p) {
1958	+	final RejectedExecutionHandler savedHandler = p.getRejectedExecutionHandler();
1959	+	final long savedTaskCount = p.getTaskCount();
1960	+	final long savedCompletedTaskCount = p.getCompletedTaskCount();
1961	+	final int savedQueueSize = p.getQueue().size();
1962	+	final boolean stock = (p.getClass().getClassLoader() == null);
1963	+
1964	+	Runnable r = () -> {};
1965	+	Callable<Boolean> c = () -> Boolean.TRUE;
1966	+
1967	+	class Recorder implements RejectedExecutionHandler {
1968	+	public volatile Runnable r = null;
1969	+	public volatile ThreadPoolExecutor p = null;
1970	+	public void reset() { r = null; p = null; }
1971	+	public void rejectedExecution(Runnable r, ThreadPoolExecutor p) {
1972	+	assertNull(this.r);
1973	+	assertNull(this.p);
1974	+	this.r = r;
1975	+	this.p = p;
1976	+	}
1977	+	}
1978	+
1979	+	// check custom handler is invoked exactly once per task
1980	+	Recorder recorder = new Recorder();
1981	+	setRejectedExecutionHandler(p, recorder);
1982	+	for (int i = 2; i--> 0; ) {
1983	+	recorder.reset();
1984	+	p.execute(r);
1985	+	if (stock && p.getClass() == ThreadPoolExecutor.class)
1986	+	assertSame(r, recorder.r);
1987	+	assertSame(p, recorder.p);
1988	+
1989	+	recorder.reset();
1990	+	assertFalse(p.submit(r).isDone());
1991	+	if (stock) assertTrue(!((FutureTask) recorder.r).isDone());
1992	+	assertSame(p, recorder.p);
1993	+
1994	+	recorder.reset();
1995	+	assertFalse(p.submit(r, Boolean.TRUE).isDone());
1996	+	if (stock) assertTrue(!((FutureTask) recorder.r).isDone());
1997	+	assertSame(p, recorder.p);
1998	+
1999	+	recorder.reset();
2000	+	assertFalse(p.submit(c).isDone());
2001	+	if (stock) assertTrue(!((FutureTask) recorder.r).isDone());
2002	+	assertSame(p, recorder.p);
2003	+
2004	+	if (p instanceof ScheduledExecutorService) {
2005	+	ScheduledExecutorService s = (ScheduledExecutorService) p;
2006	+	ScheduledFuture<?> future;
2007	+
2008	+	recorder.reset();
2009	+	future = s.schedule(r, randomTimeout(), randomTimeUnit());
2010	+	assertFalse(future.isDone());
2011	+	if (stock) assertTrue(!((FutureTask) recorder.r).isDone());
2012	+	assertSame(p, recorder.p);
2013	+
2014	+	recorder.reset();
2015	+	future = s.schedule(c, randomTimeout(), randomTimeUnit());
2016	+	assertFalse(future.isDone());
2017	+	if (stock) assertTrue(!((FutureTask) recorder.r).isDone());
2018	+	assertSame(p, recorder.p);
2019	+
2020	+	recorder.reset();
2021	+	future = s.scheduleAtFixedRate(r, randomTimeout(), LONG_DELAY_MS, MILLISECONDS);
2022	+	assertFalse(future.isDone());
2023	+	if (stock) assertTrue(!((FutureTask) recorder.r).isDone());
2024	+	assertSame(p, recorder.p);
2025	+
2026	+	recorder.reset();
2027	+	future = s.scheduleWithFixedDelay(r, randomTimeout(), LONG_DELAY_MS, MILLISECONDS);
2028	+	assertFalse(future.isDone());
2029	+	if (stock) assertTrue(!((FutureTask) recorder.r).isDone());
2030	+	assertSame(p, recorder.p);
2031	+	}
2032	+	}
2033	+
2034	+	// Checking our custom handler above should be sufficient, but
2035	+	// we add some integration tests of standard handlers.
2036	+	final AtomicReference<Thread> thread = new AtomicReference<>();
2037	+	final Runnable setThread = () -> thread.set(Thread.currentThread());
2038	+
2039	+	setRejectedExecutionHandler(p, new ThreadPoolExecutor.AbortPolicy());
2040	+	try {
2041	+	p.execute(setThread);
2042	+	shouldThrow();
2043	+	} catch (RejectedExecutionException success) {}
2044	+	assertNull(thread.get());
2045	+
2046	+	setRejectedExecutionHandler(p, new ThreadPoolExecutor.DiscardPolicy());
2047	+	p.execute(setThread);
2048	+	assertNull(thread.get());
2049	+
2050	+	setRejectedExecutionHandler(p, new ThreadPoolExecutor.CallerRunsPolicy());
2051	+	p.execute(setThread);
2052	+	if (p.isShutdown())
2053	+	assertNull(thread.get());
2054	+	else
2055	+	assertSame(Thread.currentThread(), thread.get());
2056	+
2057	+	setRejectedExecutionHandler(p, savedHandler);
2058	+
2059	+	// check that pool was not perturbed by handlers
2060	+	assertEquals(savedTaskCount, p.getTaskCount());
2061	+	assertEquals(savedCompletedTaskCount, p.getCompletedTaskCount());
2062	+	assertEquals(savedQueueSize, p.getQueue().size());
2063	+	}
2064	+
2065	+	void assertCollectionsEquals(Collection<?> x, Collection<?> y) {
2066	+	assertEquals(x, y);
2067	+	assertEquals(y, x);
2068	+	assertEquals(x.isEmpty(), y.isEmpty());
2069	+	assertEquals(x.size(), y.size());
2070	+	if (x instanceof List) {
2071	+	assertEquals(x.toString(), y.toString());
2072	+	}
2073	+	if (x instanceof List || x instanceof Set) {
2074	+	assertEquals(x.hashCode(), y.hashCode());
2075	+	}
2076	+	if (x instanceof List || x instanceof Deque) {
2077	+	assertTrue(Arrays.equals(x.toArray(), y.toArray()));
2078	+	assertTrue(Arrays.equals(x.toArray(new Object[0]),
2079	+	y.toArray(new Object[0])));
2080	+	}
2081	+	}
2082	+
2083	+	/**
2084	+	* A weaker form of assertCollectionsEquals which does not insist
2085	+	* that the two collections satisfy Object#equals(Object), since
2086	+	* they may use identity semantics as Deques do.
2087	+	*/
2088	+	void assertCollectionsEquivalent(Collection<?> x, Collection<?> y) {
2089	+	if (x instanceof List || x instanceof Set)
2090	+	assertCollectionsEquals(x, y);
2091	+	else {
2092	+	assertEquals(x.isEmpty(), y.isEmpty());
2093	+	assertEquals(x.size(), y.size());
2094	+	assertEquals(new HashSet(x), new HashSet(y));
2095	+	if (x instanceof Deque) {
2096	+	assertTrue(Arrays.equals(x.toArray(), y.toArray()));
2097	+	assertTrue(Arrays.equals(x.toArray(new Object[0]),
2098	+	y.toArray(new Object[0])));
2099	+	}
2100	+	}
2101	+	}
2102		}

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