ViewVC Help

View File | Revision Log | Show Annotations | Download File | Root Listing

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

Comparing jsr166/src/test/tck/JSR166TestCase.java (file contents):
Revision 1.216 by jsr166, Wed Jan 4 06:09:58 2017 UTC vs.
Revision 1.240 by jsr166, Tue Jan 23 22:56:37 2018 UTC

#	Line 1 | Line 1
1		/*
2	<	* Written by Doug Lea with assistance from members of JCP JSR-166
3	<	* Expert Group and released to the public domain, as explained at
2	>	* Written by Doug Lea and Martin Buchholz with assistance from
3	>	* members of JCP JSR-166 Expert Group and released to the public
4	>	* domain, as explained at
5		* http://creativecommons.org/publicdomain/zero/1.0/
6		* Other contributors include Andrew Wright, Jeffrey Hayes,
7		* Pat Fisher, Mike Judd.
#	Line 8 | Line 9
9
10		/*
11		* @test
12	<	* @summary JSR-166 tck tests (conformance testing mode)
12	>	* @summary JSR-166 tck tests, in a number of variations.
13	>	*          The first is the conformance testing variant,
14	>	*          while others also test implementation details.
15		* @build *
16		* @modules java.management
17		* @run junit/othervm/timeout=1000 JSR166TestCase
15	–	*/
16	–
17	–	/*
18	–	* @test
19	–	* @summary JSR-166 tck tests (whitebox tests allowed)
20	–	* @build *
21	–	* @modules java.base/java.util.concurrent:open
22	–	*          java.management
18		* @run junit/othervm/timeout=1000
19	+	*      --add-opens java.base/java.util.concurrent=ALL-UNNAMED
20	+	*      --add-opens java.base/java.lang=ALL-UNNAMED
21		*      -Djsr166.testImplementationDetails=true
22		*      JSR166TestCase
23		* @run junit/othervm/timeout=1000
24	+	*      --add-opens java.base/java.util.concurrent=ALL-UNNAMED
25	+	*      --add-opens java.base/java.lang=ALL-UNNAMED
26		*      -Djsr166.testImplementationDetails=true
27		*      -Djava.util.concurrent.ForkJoinPool.common.parallelism=0
28		*      JSR166TestCase
29		* @run junit/othervm/timeout=1000
30	+	*      --add-opens java.base/java.util.concurrent=ALL-UNNAMED
31	+	*      --add-opens java.base/java.lang=ALL-UNNAMED
32		*      -Djsr166.testImplementationDetails=true
33		*      -Djava.util.concurrent.ForkJoinPool.common.parallelism=1
34		*      -Djava.util.secureRandomSeed=true
35		*      JSR166TestCase
36	+	* @run junit/othervm/timeout=1000/policy=tck.policy
37	+	*      --add-opens java.base/java.util.concurrent=ALL-UNNAMED
38	+	*      --add-opens java.base/java.lang=ALL-UNNAMED
39	+	*      -Djsr166.testImplementationDetails=true
40	+	*      JSR166TestCase
41		*/
42
43		import static java.util.concurrent.TimeUnit.MILLISECONDS;
#	Line 48 | Line 54 | import java.lang.management.ThreadMXBean
54		import java.lang.reflect.Constructor;
55		import java.lang.reflect.Method;
56		import java.lang.reflect.Modifier;
51	–	import java.nio.file.Files;
52	–	import java.nio.file.Paths;
57		import java.security.CodeSource;
58		import java.security.Permission;
59		import java.security.PermissionCollection;
#	Line 72 | Line 76 | import java.util.concurrent.Callable;
76		import java.util.concurrent.CountDownLatch;
77		import java.util.concurrent.CyclicBarrier;
78		import java.util.concurrent.ExecutionException;
79	+	import java.util.concurrent.Executor;
80		import java.util.concurrent.Executors;
81		import java.util.concurrent.ExecutorService;
82		import java.util.concurrent.ForkJoinPool;
83		import java.util.concurrent.Future;
84	+	import java.util.concurrent.FutureTask;
85		import java.util.concurrent.RecursiveAction;
86		import java.util.concurrent.RecursiveTask;
87	+	import java.util.concurrent.RejectedExecutionException;
88		import java.util.concurrent.RejectedExecutionHandler;
89		import java.util.concurrent.Semaphore;
90	+	import java.util.concurrent.ScheduledExecutorService;
91	+	import java.util.concurrent.ScheduledFuture;
92		import java.util.concurrent.SynchronousQueue;
93		import java.util.concurrent.ThreadFactory;
94		import java.util.concurrent.ThreadLocalRandom;
95		import java.util.concurrent.ThreadPoolExecutor;
96	+	import java.util.concurrent.TimeUnit;
97		import java.util.concurrent.TimeoutException;
98		import java.util.concurrent.atomic.AtomicBoolean;
99		import java.util.concurrent.atomic.AtomicReference;
90	–	import java.util.regex.Matcher;
100		import java.util.regex.Pattern;
101
93	–	import junit.framework.AssertionFailedError;
102		import junit.framework.Test;
103		import junit.framework.TestCase;
104		import junit.framework.TestResult;
#	Line 297 | Line 305 | public class JSR166TestCase extends Test
305
306		//     public static String cpuModel() {
307		//         try {
308	<	//             Matcher matcher = Pattern.compile("model name\\s*: (.*)")
308	>	//             java.util.regex.Matcher matcher
309	>	//               = Pattern.compile("model name\\s*: (.*)")
310		//                 .matcher(new String(
311	<	//                      Files.readAllBytes(Paths.get("/proc/cpuinfo")), "UTF-8"));
311	>	//                     java.nio.file.Files.readAllBytes(
312	>	//                         java.nio.file.Paths.get("/proc/cpuinfo")), "UTF-8"));
313		//             matcher.find();
314		//             return matcher.group(1);
315		//         } catch (Exception ex) { return null; }
#	Line 434 | Line 444 | public class JSR166TestCase extends Test
444		}
445		}
446
447	<	public static boolean atLeastJava6() { return JAVA_CLASS_VERSION >= 50.0; }
448	<	public static boolean atLeastJava7() { return JAVA_CLASS_VERSION >= 51.0; }
449	<	public static boolean atLeastJava8() { return JAVA_CLASS_VERSION >= 52.0; }
450	<	public static boolean atLeastJava9() {
451	<	return JAVA_CLASS_VERSION >= 53.0
442	<	// As of 2015-09, java9 still uses 52.0 class file version
443	<	|| JAVA_SPECIFICATION_VERSION.matches("^(1\\.)?(9|[0-9][0-9])$");
444	<	}
445	<	public static boolean atLeastJava10() {
446	<	return JAVA_CLASS_VERSION >= 54.0
447	<	|| JAVA_SPECIFICATION_VERSION.matches("^(1\\.)?[0-9][0-9]$");
448	<	}
447	>	public static boolean atLeastJava6()  { return JAVA_CLASS_VERSION >= 50.0; }
448	>	public static boolean atLeastJava7()  { return JAVA_CLASS_VERSION >= 51.0; }
449	>	public static boolean atLeastJava8()  { return JAVA_CLASS_VERSION >= 52.0; }
450	>	public static boolean atLeastJava9()  { return JAVA_CLASS_VERSION >= 53.0; }
451	>	public static boolean atLeastJava10() { return JAVA_CLASS_VERSION >= 54.0; }
452
453		/**
454		* Collects all JSR166 unit tests as one suite.
#	Line 533 | Line 536 | public class JSR166TestCase extends Test
536		"DoubleAdderTest",
537		"ForkJoinPool8Test",
538		"ForkJoinTask8Test",
539	+	"HashMapTest",
540		"LinkedBlockingDeque8Test",
541		"LinkedBlockingQueue8Test",
542		"LongAccumulatorTest",
#	Line 557 | Line 561 | public class JSR166TestCase extends Test
561		"AtomicReference9Test",
562		"AtomicReferenceArray9Test",
563		"ExecutorCompletionService9Test",
564	+	"ForkJoinPool9Test",
565		};
566		addNamedTestClasses(suite, java9TestClassNames);
567		}
#	Line 632 | Line 637 | public class JSR166TestCase extends Test
637		public static long MEDIUM_DELAY_MS;
638		public static long LONG_DELAY_MS;
639
640	+	private static final long RANDOM_TIMEOUT;
641	+	private static final long RANDOM_EXPIRED_TIMEOUT;
642	+	private static final TimeUnit RANDOM_TIMEUNIT;
643	+	static {
644	+	ThreadLocalRandom rnd = ThreadLocalRandom.current();
645	+	long[] timeouts = { Long.MIN_VALUE, -1, 0, 1, Long.MAX_VALUE };
646	+	RANDOM_TIMEOUT = timeouts[rnd.nextInt(timeouts.length)];
647	+	RANDOM_EXPIRED_TIMEOUT = timeouts[rnd.nextInt(3)];
648	+	TimeUnit[] timeUnits = TimeUnit.values();
649	+	RANDOM_TIMEUNIT = timeUnits[rnd.nextInt(timeUnits.length)];
650	+	}
651	+
652	+	/**
653	+	* Returns a timeout for use when any value at all will do.
654	+	*/
655	+	static long randomTimeout() { return RANDOM_TIMEOUT; }
656	+
657	+	/**
658	+	* Returns a timeout that means "no waiting", i.e. not positive.
659	+	*/
660	+	static long randomExpiredTimeout() { return RANDOM_EXPIRED_TIMEOUT; }
661	+
662	+	/**
663	+	* Returns a random non-null TimeUnit.
664	+	*/
665	+	static TimeUnit randomTimeUnit() { return RANDOM_TIMEUNIT; }
666	+
667		/**
668		* Returns the shortest timed delay. This can be scaled up for
669		* slow machines using the jsr166.delay.factor system property,
#	Line 652 | Line 684 | public class JSR166TestCase extends Test
684		LONG_DELAY_MS   = SHORT_DELAY_MS * 200;
685		}
686
687	+	private static final long TIMEOUT_DELAY_MS
688	+	= (long) (12.0 * Math.cbrt(delayFactor));
689	+
690		/**
691	<	* Returns a timeout in milliseconds to be used in tests that
692	<	* verify that operations block or time out.
691	>	* Returns a timeout in milliseconds to be used in tests that verify
692	>	* that operations block or time out.  We want this to be longer
693	>	* than the OS scheduling quantum, but not too long, so don't scale
694	>	* linearly with delayFactor; we use "crazy" cube root instead.
695		*/
696	<	long timeoutMillis() {
697	<	return SHORT_DELAY_MS / 4;
696	>	static long timeoutMillis() {
697	>	return TIMEOUT_DELAY_MS;
698		}
699
700		/**
#	Line 695 | Line 732 | public class JSR166TestCase extends Test
732		String msg = toString() + ": " + String.format(format, args);
733		System.err.println(msg);
734		dumpTestThreads();
735	<	throw new AssertionFailedError(msg);
735	>	throw new AssertionError(msg);
736		}
737
738		/**
#	Line 716 | Line 753 | public class JSR166TestCase extends Test
753		throw (RuntimeException) t;
754		else if (t instanceof Exception)
755		throw (Exception) t;
756	<	else {
757	<	AssertionFailedError afe =
721	<	new AssertionFailedError(t.toString());
722	<	afe.initCause(t);
723	<	throw afe;
724	<	}
756	>	else
757	>	throw new AssertionError(t.toString(), t);
758		}
759
760		if (Thread.interrupted())
#	Line 755 | Line 788 | public class JSR166TestCase extends Test
788
789		/**
790		* Just like fail(reason), but additionally recording (using
791	<	* threadRecordFailure) any AssertionFailedError thrown, so that
792	<	* the current testcase will fail.
791	>	* threadRecordFailure) any AssertionError thrown, so that the
792	>	* current testcase will fail.
793		*/
794		public void threadFail(String reason) {
795		try {
796		fail(reason);
797	<	} catch (AssertionFailedError t) {
798	<	threadRecordFailure(t);
799	<	throw t;
797	>	} catch (AssertionError fail) {
798	>	threadRecordFailure(fail);
799	>	throw fail;
800		}
801		}
802
803		/**
804		* Just like assertTrue(b), but additionally recording (using
805	<	* threadRecordFailure) any AssertionFailedError thrown, so that
806	<	* the current testcase will fail.
805	>	* threadRecordFailure) any AssertionError thrown, so that the
806	>	* current testcase will fail.
807		*/
808		public void threadAssertTrue(boolean b) {
809		try {
810		assertTrue(b);
811	<	} catch (AssertionFailedError t) {
812	<	threadRecordFailure(t);
813	<	throw t;
811	>	} catch (AssertionError fail) {
812	>	threadRecordFailure(fail);
813	>	throw fail;
814		}
815		}
816
817		/**
818		* Just like assertFalse(b), but additionally recording (using
819	<	* threadRecordFailure) any AssertionFailedError thrown, so that
820	<	* the current testcase will fail.
819	>	* threadRecordFailure) any AssertionError thrown, so that the
820	>	* current testcase will fail.
821		*/
822		public void threadAssertFalse(boolean b) {
823		try {
824		assertFalse(b);
825	<	} catch (AssertionFailedError t) {
826	<	threadRecordFailure(t);
827	<	throw t;
825	>	} catch (AssertionError fail) {
826	>	threadRecordFailure(fail);
827	>	throw fail;
828		}
829		}
830
831		/**
832		* Just like assertNull(x), but additionally recording (using
833	<	* threadRecordFailure) any AssertionFailedError thrown, so that
834	<	* the current testcase will fail.
833	>	* threadRecordFailure) any AssertionError thrown, so that the
834	>	* current testcase will fail.
835		*/
836		public void threadAssertNull(Object x) {
837		try {
838		assertNull(x);
839	<	} catch (AssertionFailedError t) {
840	<	threadRecordFailure(t);
841	<	throw t;
839	>	} catch (AssertionError fail) {
840	>	threadRecordFailure(fail);
841	>	throw fail;
842		}
843		}
844
845		/**
846		* Just like assertEquals(x, y), but additionally recording (using
847	<	* threadRecordFailure) any AssertionFailedError thrown, so that
848	<	* the current testcase will fail.
847	>	* threadRecordFailure) any AssertionError thrown, so that the
848	>	* current testcase will fail.
849		*/
850		public void threadAssertEquals(long x, long y) {
851		try {
852		assertEquals(x, y);
853	<	} catch (AssertionFailedError t) {
854	<	threadRecordFailure(t);
855	<	throw t;
853	>	} catch (AssertionError fail) {
854	>	threadRecordFailure(fail);
855	>	throw fail;
856		}
857		}
858
859		/**
860		* Just like assertEquals(x, y), but additionally recording (using
861	<	* threadRecordFailure) any AssertionFailedError thrown, so that
862	<	* the current testcase will fail.
861	>	* threadRecordFailure) any AssertionError thrown, so that the
862	>	* current testcase will fail.
863		*/
864		public void threadAssertEquals(Object x, Object y) {
865		try {
866		assertEquals(x, y);
867	<	} catch (AssertionFailedError fail) {
867	>	} catch (AssertionError fail) {
868		threadRecordFailure(fail);
869		throw fail;
870		} catch (Throwable fail) {
#	Line 841 | Line 874 | public class JSR166TestCase extends Test
874
875		/**
876		* Just like assertSame(x, y), but additionally recording (using
877	<	* threadRecordFailure) any AssertionFailedError thrown, so that
878	<	* the current testcase will fail.
877	>	* threadRecordFailure) any AssertionError thrown, so that the
878	>	* current testcase will fail.
879		*/
880		public void threadAssertSame(Object x, Object y) {
881		try {
882		assertSame(x, y);
883	<	} catch (AssertionFailedError fail) {
883	>	} catch (AssertionError fail) {
884		threadRecordFailure(fail);
885		throw fail;
886		}
#	Line 869 | Line 902 | public class JSR166TestCase extends Test
902
903		/**
904		* Records the given exception using {@link #threadRecordFailure},
905	<	* then rethrows the exception, wrapping it in an
906	<	* AssertionFailedError if necessary.
905	>	* then rethrows the exception, wrapping it in an AssertionError
906	>	* if necessary.
907		*/
908		public void threadUnexpectedException(Throwable t) {
909		threadRecordFailure(t);
#	Line 879 | Line 912 | public class JSR166TestCase extends Test
912		throw (RuntimeException) t;
913		else if (t instanceof Error)
914		throw (Error) t;
915	<	else {
916	<	AssertionFailedError afe =
884	<	new AssertionFailedError("unexpected exception: " + t);
885	<	afe.initCause(t);
886	<	throw afe;
887	<	}
915	>	else
916	>	throw new AssertionError("unexpected exception: " + t, t);
917		}
918
919		/**
#	Line 1052 | Line 1081 | public class JSR166TestCase extends Test
1081		}
1082
1083		/**
1084	<	* Checks that thread does not terminate within the default
1056	<	* millisecond delay of {@code timeoutMillis()}.
1057	<	*/
1058	<	void assertThreadStaysAlive(Thread thread) {
1059	<	assertThreadStaysAlive(thread, timeoutMillis());
1060	<	}
1061	<
1062	<	/**
1063	<	* Checks that thread does not terminate within the given millisecond delay.
1064	<	*/
1065	<	void assertThreadStaysAlive(Thread thread, long millis) {
1066	<	try {
1067	<	// No need to optimize the failing case via Thread.join.
1068	<	delay(millis);
1069	<	assertTrue(thread.isAlive());
1070	<	} catch (InterruptedException fail) {
1071	<	threadFail("Unexpected InterruptedException");
1072	<	}
1073	<	}
1074	<
1075	<	/**
1076	<	* Checks that the threads do not terminate within the default
1077	<	* millisecond delay of {@code timeoutMillis()}.
1078	<	*/
1079	<	void assertThreadsStayAlive(Thread... threads) {
1080	<	assertThreadsStayAlive(timeoutMillis(), threads);
1081	<	}
1082	<
1083	<	/**
1084	<	* Checks that the threads do not terminate within the given millisecond delay.
1084	>	* Checks that thread eventually enters the expected blocked thread state.
1085		*/
1086	<	void assertThreadsStayAlive(long millis, Thread... threads) {
1087	<	try {
1088	<	// No need to optimize the failing case via Thread.join.
1089	<	delay(millis);
1090	<	for (Thread thread : threads)
1091	<	assertTrue(thread.isAlive());
1092	<	} catch (InterruptedException fail) {
1093	<	threadFail("Unexpected InterruptedException");
1086	>	void assertThreadBlocks(Thread thread, Thread.State expected) {
1087	>	// always sleep at least 1 ms, with high probability avoiding
1088	>	// transitory states
1089	>	for (long retries = LONG_DELAY_MS * 3 / 4; retries-->0; ) {
1090	>	try { delay(1); }
1091	>	catch (InterruptedException fail) {
1092	>	throw new AssertionError("Unexpected InterruptedException", fail);
1093	>	}
1094	>	Thread.State s = thread.getState();
1095	>	if (s == expected)
1096	>	return;
1097	>	else if (s == Thread.State.TERMINATED)
1098	>	fail("Unexpected thread termination");
1099		}
1100	+	fail("timed out waiting for thread to enter thread state " + expected);
1101		}
1102
1103		/**
#	Line 1132 | Line 1138 | public class JSR166TestCase extends Test
1138		}
1139
1140		/**
1141	+	* The maximum number of consecutive spurious wakeups we should
1142	+	* tolerate (from APIs like LockSupport.park) before failing a test.
1143	+	*/
1144	+	static final int MAX_SPURIOUS_WAKEUPS = 10;
1145	+
1146	+	/**
1147		* The number of elements to place in collections, arrays, etc.
1148		*/
1149		public static final int SIZE = 20;
#	Line 1263 | Line 1275 | public class JSR166TestCase extends Test
1275
1276		/**
1277		* Sleeps until the given time has elapsed.
1278	<	* Throws AssertionFailedError if interrupted.
1278	>	* Throws AssertionError if interrupted.
1279		*/
1280		static void sleep(long millis) {
1281		try {
1282		delay(millis);
1283		} catch (InterruptedException fail) {
1284	<	AssertionFailedError afe =
1273	<	new AssertionFailedError("Unexpected InterruptedException");
1274	<	afe.initCause(fail);
1275	<	throw afe;
1284	>	throw new AssertionError("Unexpected InterruptedException", fail);
1285		}
1286		}
1287
#	Line 1294 | Line 1303 | public class JSR166TestCase extends Test
1303		startTime = System.nanoTime();
1304		else if (millisElapsedSince(startTime) > timeoutMillis) {
1305		threadAssertTrue(thread.isAlive());
1306	<	return;
1306	>	fail("timed out waiting for thread to enter wait state");
1307		}
1308		Thread.yield();
1309		}
1310		}
1311
1312		/**
1313	<	* Waits up to LONG_DELAY_MS for the given thread to enter a wait
1314	<	* state: BLOCKED, WAITING, or TIMED_WAITING.
1313	>	* Spin-waits up to the specified number of milliseconds for the given
1314	>	* thread to enter a wait state: BLOCKED, WAITING, or TIMED_WAITING,
1315	>	* and additionally satisfy the given condition.
1316	>	*/
1317	>	void waitForThreadToEnterWaitState(
1318	>	Thread thread, long timeoutMillis, Callable<Boolean> waitingForGodot) {
1319	>	long startTime = 0L;
1320	>	for (;;) {
1321	>	Thread.State s = thread.getState();
1322	>	if (s == Thread.State.BLOCKED ||
1323	>	s == Thread.State.WAITING ||
1324	>	s == Thread.State.TIMED_WAITING) {
1325	>	try {
1326	>	if (waitingForGodot.call())
1327	>	return;
1328	>	} catch (Throwable fail) { threadUnexpectedException(fail); }
1329	>	}
1330	>	else if (s == Thread.State.TERMINATED)
1331	>	fail("Unexpected thread termination");
1332	>	else if (startTime == 0L)
1333	>	startTime = System.nanoTime();
1334	>	else if (millisElapsedSince(startTime) > timeoutMillis) {
1335	>	threadAssertTrue(thread.isAlive());
1336	>	fail("timed out waiting for thread to enter wait state");
1337	>	}
1338	>	Thread.yield();
1339	>	}
1340	>	}
1341	>
1342	>	/**
1343	>	* Spin-waits up to LONG_DELAY_MS milliseconds for the given thread to
1344	>	* enter a wait state: BLOCKED, WAITING, or TIMED_WAITING.
1345		*/
1346		void waitForThreadToEnterWaitState(Thread thread) {
1347		waitForThreadToEnterWaitState(thread, LONG_DELAY_MS);
1348		}
1349
1350		/**
1351	+	* Spin-waits up to LONG_DELAY_MS milliseconds for the given thread to
1352	+	* enter a wait state: BLOCKED, WAITING, or TIMED_WAITING,
1353	+	* and additionally satisfy the given condition.
1354	+	*/
1355	+	void waitForThreadToEnterWaitState(
1356	+	Thread thread, Callable<Boolean> waitingForGodot) {
1357	+	waitForThreadToEnterWaitState(thread, LONG_DELAY_MS, waitingForGodot);
1358	+	}
1359	+
1360	+	/**
1361		* Returns the number of milliseconds since time given by
1362		* startNanoTime, which must have been previously returned from a
1363		* call to {@link System#nanoTime()}.
#	Line 1323 | Line 1372 | public class JSR166TestCase extends Test
1372		//             r.run();
1373		//         } catch (Throwable fail) { threadUnexpectedException(fail); }
1374		//         if (millisElapsedSince(startTime) > timeoutMillis/2)
1375	<	//             throw new AssertionFailedError("did not return promptly");
1375	>	//             throw new AssertionError("did not return promptly");
1376		//     }
1377
1378		//     void assertTerminatesPromptly(Runnable r) {
#	Line 1340 | Line 1389 | public class JSR166TestCase extends Test
1389		assertEquals(expectedValue, f.get(timeoutMillis, MILLISECONDS));
1390		} catch (Throwable fail) { threadUnexpectedException(fail); }
1391		if (millisElapsedSince(startTime) > timeoutMillis/2)
1392	<	throw new AssertionFailedError("timed get did not return promptly");
1392	>	throw new AssertionError("timed get did not return promptly");
1393		}
1394
1395		<T> void checkTimedGet(Future<T> f, T expectedValue) {
#	Line 1560 | Line 1609 | public class JSR166TestCase extends Test
1609		}
1610		}
1611
1612	+	public void await(CyclicBarrier barrier) {
1613	+	try {
1614	+	barrier.await(LONG_DELAY_MS, MILLISECONDS);
1615	+	} catch (Throwable fail) {
1616	+	threadUnexpectedException(fail);
1617	+	}
1618	+	}
1619	+
1620		//     /**
1621		//      * Spin-waits up to LONG_DELAY_MS until flag becomes true.
1622		//      */
#	Line 1574 | Line 1631 | public class JSR166TestCase extends Test
1631		//         long startTime = System.nanoTime();
1632		//         while (!flag.get()) {
1633		//             if (millisElapsedSince(startTime) > timeoutMillis)
1634	<	//                 throw new AssertionFailedError("timed out");
1634	>	//                 throw new AssertionError("timed out");
1635		//             Thread.yield();
1636		//         }
1637		//     }
#	Line 1583 | Line 1640 | public class JSR166TestCase extends Test
1640		public String call() { throw new NullPointerException(); }
1641		}
1642
1586	–	public static class CallableOne implements Callable<Integer> {
1587	–	public Integer call() { return one; }
1588	–	}
1589	–
1590	–	public class ShortRunnable extends CheckedRunnable {
1591	–	protected void realRun() throws Throwable {
1592	–	delay(SHORT_DELAY_MS);
1593	–	}
1594	–	}
1595	–
1596	–	public class ShortInterruptedRunnable extends CheckedInterruptedRunnable {
1597	–	protected void realRun() throws InterruptedException {
1598	–	delay(SHORT_DELAY_MS);
1599	–	}
1600	–	}
1601	–
1602	–	public class SmallRunnable extends CheckedRunnable {
1603	–	protected void realRun() throws Throwable {
1604	–	delay(SMALL_DELAY_MS);
1605	–	}
1606	–	}
1607	–
1643		public class SmallPossiblyInterruptedRunnable extends CheckedRunnable {
1644		protected void realRun() {
1645		try {
#	Line 1613 | Line 1648 | public class JSR166TestCase extends Test
1648		}
1649		}
1650
1616	–	public class SmallCallable extends CheckedCallable {
1617	–	protected Object realCall() throws InterruptedException {
1618	–	delay(SMALL_DELAY_MS);
1619	–	return Boolean.TRUE;
1620	–	}
1621	–	}
1622	–
1623	–	public class MediumRunnable extends CheckedRunnable {
1624	–	protected void realRun() throws Throwable {
1625	–	delay(MEDIUM_DELAY_MS);
1626	–	}
1627	–	}
1628	–
1629	–	public class MediumInterruptedRunnable extends CheckedInterruptedRunnable {
1630	–	protected void realRun() throws InterruptedException {
1631	–	delay(MEDIUM_DELAY_MS);
1632	–	}
1633	–	}
1634	–
1651		public Runnable possiblyInterruptedRunnable(final long timeoutMillis) {
1652		return new CheckedRunnable() {
1653		protected void realRun() {
#	Line 1641 | Line 1657 | public class JSR166TestCase extends Test
1657		}};
1658		}
1659
1644	–	public class MediumPossiblyInterruptedRunnable extends CheckedRunnable {
1645	–	protected void realRun() {
1646	–	try {
1647	–	delay(MEDIUM_DELAY_MS);
1648	–	} catch (InterruptedException ok) {}
1649	–	}
1650	–	}
1651	–
1652	–	public class LongPossiblyInterruptedRunnable extends CheckedRunnable {
1653	–	protected void realRun() {
1654	–	try {
1655	–	delay(LONG_DELAY_MS);
1656	–	} catch (InterruptedException ok) {}
1657	–	}
1658	–	}
1659	–
1660		/**
1661		* For use as ThreadFactory in constructors
1662		*/
#	Line 1670 | Line 1670 | public class JSR166TestCase extends Test
1670		boolean isDone();
1671		}
1672
1673	–	public static TrackedRunnable trackedRunnable(final long timeoutMillis) {
1674	–	return new TrackedRunnable() {
1675	–	private volatile boolean done = false;
1676	–	public boolean isDone() { return done; }
1677	–	public void run() {
1678	–	try {
1679	–	delay(timeoutMillis);
1680	–	done = true;
1681	–	} catch (InterruptedException ok) {}
1682	–	}
1683	–	};
1684	–	}
1685	–
1686	–	public static class TrackedShortRunnable implements Runnable {
1687	–	public volatile boolean done = false;
1688	–	public void run() {
1689	–	try {
1690	–	delay(SHORT_DELAY_MS);
1691	–	done = true;
1692	–	} catch (InterruptedException ok) {}
1693	–	}
1694	–	}
1695	–
1696	–	public static class TrackedSmallRunnable implements Runnable {
1697	–	public volatile boolean done = false;
1698	–	public void run() {
1699	–	try {
1700	–	delay(SMALL_DELAY_MS);
1701	–	done = true;
1702	–	} catch (InterruptedException ok) {}
1703	–	}
1704	–	}
1705	–
1706	–	public static class TrackedMediumRunnable implements Runnable {
1707	–	public volatile boolean done = false;
1708	–	public void run() {
1709	–	try {
1710	–	delay(MEDIUM_DELAY_MS);
1711	–	done = true;
1712	–	} catch (InterruptedException ok) {}
1713	–	}
1714	–	}
1715	–
1716	–	public static class TrackedLongRunnable implements Runnable {
1717	–	public volatile boolean done = false;
1718	–	public void run() {
1719	–	try {
1720	–	delay(LONG_DELAY_MS);
1721	–	done = true;
1722	–	} catch (InterruptedException ok) {}
1723	–	}
1724	–	}
1725	–
1673		public static class TrackedNoOpRunnable implements Runnable {
1674		public volatile boolean done = false;
1675		public void run() {
#	Line 1730 | Line 1677 | public class JSR166TestCase extends Test
1677		}
1678		}
1679
1733	–	public static class TrackedCallable implements Callable {
1734	–	public volatile boolean done = false;
1735	–	public Object call() {
1736	–	try {
1737	–	delay(SMALL_DELAY_MS);
1738	–	done = true;
1739	–	} catch (InterruptedException ok) {}
1740	–	return Boolean.TRUE;
1741	–	}
1742	–	}
1743	–
1680		/**
1681		* Analog of CheckedRunnable for RecursiveAction
1682		*/
#	Line 1782 | Line 1718 | public class JSR166TestCase extends Test
1718
1719		/**
1720		* A CyclicBarrier that uses timed await and fails with
1721	<	* AssertionFailedErrors instead of throwing checked exceptions.
1721	>	* AssertionErrors instead of throwing checked exceptions.
1722		*/
1723		public static class CheckedBarrier extends CyclicBarrier {
1724		public CheckedBarrier(int parties) { super(parties); }
#	Line 1791 | Line 1727 | public class JSR166TestCase extends Test
1727		try {
1728		return super.await(2 * LONG_DELAY_MS, MILLISECONDS);
1729		} catch (TimeoutException timedOut) {
1730	<	throw new AssertionFailedError("timed out");
1730	>	throw new AssertionError("timed out");
1731		} catch (Exception fail) {
1732	<	AssertionFailedError afe =
1797	<	new AssertionFailedError("Unexpected exception: " + fail);
1798	<	afe.initCause(fail);
1799	<	throw afe;
1732	>	throw new AssertionError("Unexpected exception: " + fail, fail);
1733		}
1734		}
1735		}
#	Line 1807 | Line 1740 | public class JSR166TestCase extends Test
1740		assertEquals(0, q.size());
1741		assertNull(q.peek());
1742		assertNull(q.poll());
1743	<	assertNull(q.poll(0, MILLISECONDS));
1743	>	assertNull(q.poll(randomExpiredTimeout(), randomTimeUnit()));
1744		assertEquals(q.toString(), "[]");
1745		assertTrue(Arrays.equals(q.toArray(), new Object[0]));
1746		assertFalse(q.iterator().hasNext());
#	Line 1919 | Line 1852 | public class JSR166TestCase extends Test
1852		try { throwingAction.run(); }
1853		catch (Throwable t) {
1854		threw = true;
1855	<	if (!expectedExceptionClass.isInstance(t)) {
1856	<	AssertionFailedError afe =
1857	<	new AssertionFailedError
1858	<	("Expected " + expectedExceptionClass.getName() +
1859	<	", got " + t.getClass().getName());
1927	<	afe.initCause(t);
1928	<	threadUnexpectedException(afe);
1929	<	}
1855	>	if (!expectedExceptionClass.isInstance(t))
1856	>	throw new AssertionError(
1857	>	"Expected " + expectedExceptionClass.getName() +
1858	>	", got " + t.getClass().getName(),
1859	>	t);
1860		}
1861		if (!threw)
1862		shouldThrow(expectedExceptionClass.getName());
#	Line 1958 | Line 1888 | public class JSR166TestCase extends Test
1888		static <T> void shuffle(T[] array) {
1889		Collections.shuffle(Arrays.asList(array), ThreadLocalRandom.current());
1890		}
1891	+
1892	+	/**
1893	+	* Returns the same String as would be returned by {@link
1894	+	* Object#toString}, whether or not the given object's class
1895	+	* overrides toString().
1896	+	*
1897	+	* @see System#identityHashCode
1898	+	*/
1899	+	static String identityString(Object x) {
1900	+	return x.getClass().getName()
1901	+	+ "@" + Integer.toHexString(System.identityHashCode(x));
1902	+	}
1903	+
1904	+	// --- Shared assertions for Executor tests ---
1905	+
1906	+	/**
1907	+	* Returns maximum number of tasks that can be submitted to given
1908	+	* pool (with bounded queue) before saturation (when submission
1909	+	* throws RejectedExecutionException).
1910	+	*/
1911	+	static final int saturatedSize(ThreadPoolExecutor pool) {
1912	+	BlockingQueue<Runnable> q = pool.getQueue();
1913	+	return pool.getMaximumPoolSize() + q.size() + q.remainingCapacity();
1914	+	}
1915	+
1916	+	@SuppressWarnings("FutureReturnValueIgnored")
1917	+	void assertNullTaskSubmissionThrowsNullPointerException(Executor e) {
1918	+	try {
1919	+	e.execute((Runnable) null);
1920	+	shouldThrow();
1921	+	} catch (NullPointerException success) {}
1922	+
1923	+	if (! (e instanceof ExecutorService)) return;
1924	+	ExecutorService es = (ExecutorService) e;
1925	+	try {
1926	+	es.submit((Runnable) null);
1927	+	shouldThrow();
1928	+	} catch (NullPointerException success) {}
1929	+	try {
1930	+	es.submit((Runnable) null, Boolean.TRUE);
1931	+	shouldThrow();
1932	+	} catch (NullPointerException success) {}
1933	+	try {
1934	+	es.submit((Callable) null);
1935	+	shouldThrow();
1936	+	} catch (NullPointerException success) {}
1937	+
1938	+	if (! (e instanceof ScheduledExecutorService)) return;
1939	+	ScheduledExecutorService ses = (ScheduledExecutorService) e;
1940	+	try {
1941	+	ses.schedule((Runnable) null,
1942	+	randomTimeout(), randomTimeUnit());
1943	+	shouldThrow();
1944	+	} catch (NullPointerException success) {}
1945	+	try {
1946	+	ses.schedule((Callable) null,
1947	+	randomTimeout(), randomTimeUnit());
1948	+	shouldThrow();
1949	+	} catch (NullPointerException success) {}
1950	+	try {
1951	+	ses.scheduleAtFixedRate((Runnable) null,
1952	+	randomTimeout(), LONG_DELAY_MS, MILLISECONDS);
1953	+	shouldThrow();
1954	+	} catch (NullPointerException success) {}
1955	+	try {
1956	+	ses.scheduleWithFixedDelay((Runnable) null,
1957	+	randomTimeout(), LONG_DELAY_MS, MILLISECONDS);
1958	+	shouldThrow();
1959	+	} catch (NullPointerException success) {}
1960	+	}
1961	+
1962	+	void setRejectedExecutionHandler(
1963	+	ThreadPoolExecutor p, RejectedExecutionHandler handler) {
1964	+	p.setRejectedExecutionHandler(handler);
1965	+	assertSame(handler, p.getRejectedExecutionHandler());
1966	+	}
1967	+
1968	+	void assertTaskSubmissionsAreRejected(ThreadPoolExecutor p) {
1969	+	final RejectedExecutionHandler savedHandler = p.getRejectedExecutionHandler();
1970	+	final long savedTaskCount = p.getTaskCount();
1971	+	final long savedCompletedTaskCount = p.getCompletedTaskCount();
1972	+	final int savedQueueSize = p.getQueue().size();
1973	+	final boolean stock = (p.getClass().getClassLoader() == null);
1974	+
1975	+	Runnable r = () -> {};
1976	+	Callable<Boolean> c = () -> Boolean.TRUE;
1977	+
1978	+	class Recorder implements RejectedExecutionHandler {
1979	+	public volatile Runnable r = null;
1980	+	public volatile ThreadPoolExecutor p = null;
1981	+	public void reset() { r = null; p = null; }
1982	+	public void rejectedExecution(Runnable r, ThreadPoolExecutor p) {
1983	+	assertNull(this.r);
1984	+	assertNull(this.p);
1985	+	this.r = r;
1986	+	this.p = p;
1987	+	}
1988	+	}
1989	+
1990	+	// check custom handler is invoked exactly once per task
1991	+	Recorder recorder = new Recorder();
1992	+	setRejectedExecutionHandler(p, recorder);
1993	+	for (int i = 2; i--> 0; ) {
1994	+	recorder.reset();
1995	+	p.execute(r);
1996	+	if (stock && p.getClass() == ThreadPoolExecutor.class)
1997	+	assertSame(r, recorder.r);
1998	+	assertSame(p, recorder.p);
1999	+
2000	+	recorder.reset();
2001	+	assertFalse(p.submit(r).isDone());
2002	+	if (stock) assertTrue(!((FutureTask) recorder.r).isDone());
2003	+	assertSame(p, recorder.p);
2004	+
2005	+	recorder.reset();
2006	+	assertFalse(p.submit(r, Boolean.TRUE).isDone());
2007	+	if (stock) assertTrue(!((FutureTask) recorder.r).isDone());
2008	+	assertSame(p, recorder.p);
2009	+
2010	+	recorder.reset();
2011	+	assertFalse(p.submit(c).isDone());
2012	+	if (stock) assertTrue(!((FutureTask) recorder.r).isDone());
2013	+	assertSame(p, recorder.p);
2014	+
2015	+	if (p instanceof ScheduledExecutorService) {
2016	+	ScheduledExecutorService s = (ScheduledExecutorService) p;
2017	+	ScheduledFuture<?> future;
2018	+
2019	+	recorder.reset();
2020	+	future = s.schedule(r, randomTimeout(), randomTimeUnit());
2021	+	assertFalse(future.isDone());
2022	+	if (stock) assertTrue(!((FutureTask) recorder.r).isDone());
2023	+	assertSame(p, recorder.p);
2024	+
2025	+	recorder.reset();
2026	+	future = s.schedule(c, randomTimeout(), randomTimeUnit());
2027	+	assertFalse(future.isDone());
2028	+	if (stock) assertTrue(!((FutureTask) recorder.r).isDone());
2029	+	assertSame(p, recorder.p);
2030	+
2031	+	recorder.reset();
2032	+	future = s.scheduleAtFixedRate(r, randomTimeout(), LONG_DELAY_MS, MILLISECONDS);
2033	+	assertFalse(future.isDone());
2034	+	if (stock) assertTrue(!((FutureTask) recorder.r).isDone());
2035	+	assertSame(p, recorder.p);
2036	+
2037	+	recorder.reset();
2038	+	future = s.scheduleWithFixedDelay(r, randomTimeout(), LONG_DELAY_MS, MILLISECONDS);
2039	+	assertFalse(future.isDone());
2040	+	if (stock) assertTrue(!((FutureTask) recorder.r).isDone());
2041	+	assertSame(p, recorder.p);
2042	+	}
2043	+	}
2044	+
2045	+	// Checking our custom handler above should be sufficient, but
2046	+	// we add some integration tests of standard handlers.
2047	+	final AtomicReference<Thread> thread = new AtomicReference<>();
2048	+	final Runnable setThread = () -> thread.set(Thread.currentThread());
2049	+
2050	+	setRejectedExecutionHandler(p, new ThreadPoolExecutor.AbortPolicy());
2051	+	try {
2052	+	p.execute(setThread);
2053	+	shouldThrow();
2054	+	} catch (RejectedExecutionException success) {}
2055	+	assertNull(thread.get());
2056	+
2057	+	setRejectedExecutionHandler(p, new ThreadPoolExecutor.DiscardPolicy());
2058	+	p.execute(setThread);
2059	+	assertNull(thread.get());
2060	+
2061	+	setRejectedExecutionHandler(p, new ThreadPoolExecutor.CallerRunsPolicy());
2062	+	p.execute(setThread);
2063	+	if (p.isShutdown())
2064	+	assertNull(thread.get());
2065	+	else
2066	+	assertSame(Thread.currentThread(), thread.get());
2067	+
2068	+	setRejectedExecutionHandler(p, savedHandler);
2069	+
2070	+	// check that pool was not perturbed by handlers
2071	+	assertEquals(savedTaskCount, p.getTaskCount());
2072	+	assertEquals(savedCompletedTaskCount, p.getCompletedTaskCount());
2073	+	assertEquals(savedQueueSize, p.getQueue().size());
2074	+	}
2075		}

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines