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

Comparing jsr166/src/test/tck/JSR166TestCase.java (file contents):
Revision 1.97 by jsr166, Fri Feb 1 19:07:36 2013 UTC vs.
Revision 1.129 by jsr166, Fri Feb 27 22:10:29 2015 UTC

#	Line 6 | Line 6
6		* Pat Fisher, Mike Judd.
7		*/
8
9	<	import junit.framework.*;
9	>	import static java.util.concurrent.TimeUnit.MILLISECONDS;
10	>	import static java.util.concurrent.TimeUnit.NANOSECONDS;
11	>
12		import java.io.ByteArrayInputStream;
13		import java.io.ByteArrayOutputStream;
14		import java.io.ObjectInputStream;
#	Line 14 | Line 16 | import java.io.ObjectOutputStream;
16		import java.lang.management.ManagementFactory;
17		import java.lang.management.ThreadInfo;
18		import java.lang.reflect.Method;
19	+	import java.security.CodeSource;
20	+	import java.security.Permission;
21	+	import java.security.PermissionCollection;
22	+	import java.security.Permissions;
23	+	import java.security.Policy;
24	+	import java.security.ProtectionDomain;
25	+	import java.security.SecurityPermission;
26		import java.util.ArrayList;
27		import java.util.Arrays;
28		import java.util.Date;
29		import java.util.Enumeration;
30	+	import java.util.Iterator;
31		import java.util.List;
32		import java.util.NoSuchElementException;
33		import java.util.PropertyPermission;
34	<	import java.util.concurrent.*;
35	<	import java.util.concurrent.atomic.AtomicBoolean;
34	>	import java.util.concurrent.BlockingQueue;
35	>	import java.util.concurrent.Callable;
36	>	import java.util.concurrent.CountDownLatch;
37	>	import java.util.concurrent.CyclicBarrier;
38	>	import java.util.concurrent.ExecutorService;
39	>	import java.util.concurrent.Future;
40	>	import java.util.concurrent.RecursiveAction;
41	>	import java.util.concurrent.RecursiveTask;
42	>	import java.util.concurrent.RejectedExecutionHandler;
43	>	import java.util.concurrent.Semaphore;
44	>	import java.util.concurrent.ThreadFactory;
45	>	import java.util.concurrent.ThreadPoolExecutor;
46	>	import java.util.concurrent.TimeoutException;
47		import java.util.concurrent.atomic.AtomicReference;
48	<	import static java.util.concurrent.TimeUnit.MILLISECONDS;
49	<	import static java.util.concurrent.TimeUnit.NANOSECONDS;
50	<	import java.security.CodeSource;
51	<	import java.security.Permission;
52	<	import java.security.PermissionCollection;
53	<	import java.security.Permissions;
33	<	import java.security.Policy;
34	<	import java.security.ProtectionDomain;
35	<	import java.security.SecurityPermission;
48	>	import java.util.regex.Pattern;
49	>
50	>	import junit.framework.AssertionFailedError;
51	>	import junit.framework.Test;
52	>	import junit.framework.TestCase;
53	>	import junit.framework.TestSuite;
54
55		/**
56		* Base class for JSR166 Junit TCK tests.  Defines some constants,
#	Line 115 | Line 133 | public class JSR166TestCase extends Test
133		Boolean.getBoolean("jsr166.expensiveTests");
134
135		/**
136	+	* If true, also run tests that are not part of the official tck
137	+	* because they test unspecified implementation details.
138	+	*/
139	+	protected static final boolean testImplementationDetails =
140	+	Boolean.getBoolean("jsr166.testImplementationDetails");
141	+
142	+	/**
143		* If true, report on stdout all "slow" tests, that is, ones that
144		* take more than profileThreshold milliseconds to execute.
145		*/
#	Line 128 | Line 153 | public class JSR166TestCase extends Test
153		private static final long profileThreshold =
154		Long.getLong("jsr166.profileThreshold", 100);
155
156	+	/**
157	+	* The number of repetitions per test (for tickling rare bugs).
158	+	*/
159	+	private static final int runsPerTest =
160	+	Integer.getInteger("jsr166.runsPerTest", 1);
161	+
162	+	/**
163	+	* A filter for tests to run, matching strings of the form
164	+	* methodName(className), e.g. "testInvokeAll5(ForkJoinPoolTest)"
165	+	* Usefully combined with jsr166.runsPerTest.
166	+	*/
167	+	private static final Pattern methodFilter = methodFilter();
168	+
169	+	private static Pattern methodFilter() {
170	+	String regex = System.getProperty("jsr166.methodFilter");
171	+	return (regex == null) ? null : Pattern.compile(regex);
172	+	}
173	+
174		protected void runTest() throws Throwable {
175	<	if (profileTests)
176	<	runTestProfiled();
177	<	else
178	<	super.runTest();
175	>	if (methodFilter == null
176	>	|| methodFilter.matcher(toString()).find()) {
177	>	for (int i = 0; i < runsPerTest; i++) {
178	>	if (profileTests)
179	>	runTestProfiled();
180	>	else
181	>	super.runTest();
182	>	}
183	>	}
184		}
185
186		protected void runTestProfiled() throws Throwable {
187	+	// Warmup run, notably to trigger all needed classloading.
188	+	super.runTest();
189		long t0 = System.nanoTime();
190		try {
191		super.runTest();
192		} finally {
193	<	long elapsedMillis =
144	<	(System.nanoTime() - t0) / (1000L * 1000L);
193	>	long elapsedMillis = millisElapsedSince(t0);
194		if (elapsedMillis >= profileThreshold)
195		System.out.printf("%n%s: %d%n", toString(), elapsedMillis);
196		}
#	Line 182 | Line 231 | public class JSR166TestCase extends Test
231		return suite;
232		}
233
234	<	static void addTestReflectively(TestSuite suite, String testClassName) {
235	<	try {
236	<	Class klazz = Class.forName(testClassName);
237	<	Method m = klazz.getDeclaredMethod("suite", new Class<?>[0]);
238	<	suite.addTest(newTestSuite((Test)m.invoke(null)));
239	<	} catch (Exception e) {
240	<	throw new Error(e);
234	>	public static void addNamedTestClasses(TestSuite suite,
235	>	String... testClassNames) {
236	>	for (String testClassName : testClassNames) {
237	>	try {
238	>	Class<?> testClass = Class.forName(testClassName);
239	>	Method m = testClass.getDeclaredMethod("suite",
240	>	new Class<?>[0]);
241	>	suite.addTest(newTestSuite((Test)m.invoke(null)));
242	>	} catch (Exception e) {
243	>	throw new Error("Missing test class", e);
244	>	}
245		}
246		}
247
248		public static final double JAVA_CLASS_VERSION;
249	+	public static final String JAVA_SPECIFICATION_VERSION;
250		static {
251		try {
252		JAVA_CLASS_VERSION = java.security.AccessController.doPrivileged(
253		new java.security.PrivilegedAction<Double>() {
254		public Double run() {
255		return Double.valueOf(System.getProperty("java.class.version"));}});
256	+	JAVA_SPECIFICATION_VERSION = java.security.AccessController.doPrivileged(
257	+	new java.security.PrivilegedAction<String>() {
258	+	public String run() {
259	+	return System.getProperty("java.specification.version");}});
260		} catch (Throwable t) {
261		throw new Error(t);
262		}
263		}
264
265	<	public static boolean isAtLeastJdk6() { return JAVA_CLASS_VERSION >= 50.0; }
266	<	public static boolean isAtLeastJdk7() { return JAVA_CLASS_VERSION >= 51.0; }
267	<	public static boolean isAtLeastJdk8() { return JAVA_CLASS_VERSION >= 52.0; }
265	>	public static boolean atLeastJava6() { return JAVA_CLASS_VERSION >= 50.0; }
266	>	public static boolean atLeastJava7() { return JAVA_CLASS_VERSION >= 51.0; }
267	>	public static boolean atLeastJava8() { return JAVA_CLASS_VERSION >= 52.0; }
268	>	public static boolean atLeastJava9() {
269	>	// As of 2014-05, java9 still uses 52.0 class file version
270	>	return JAVA_SPECIFICATION_VERSION.startsWith("1.9");
271	>	}
272
273		/**
274		* Collects all JSR166 unit tests as one suite.
275		*/
276		public static Test suite() {
277	+	// Java7+ test classes
278		TestSuite suite = newTestSuite(
279		ForkJoinPoolTest.suite(),
280		ForkJoinTaskTest.suite(),
#	Line 277 | Line 340 | public class JSR166TestCase extends Test
340		TreeSetTest.suite(),
341		TreeSubMapTest.suite(),
342		TreeSubSetTest.suite());
343	<	if (isAtLeastJdk8()) {
344	<	addTestReflectively(suite, "StampedLockTest");
343	>
344	>	// Java8+ test classes
345	>	if (atLeastJava8()) {
346	>	String[] java8TestClassNames = {
347	>	"Atomic8Test",
348	>	"CompletableFutureTest",
349	>	"ConcurrentHashMap8Test",
350	>	"CountedCompleterTest",
351	>	"DoubleAccumulatorTest",
352	>	"DoubleAdderTest",
353	>	"ForkJoinPool8Test",
354	>	"ForkJoinTask8Test",
355	>	"LongAccumulatorTest",
356	>	"LongAdderTest",
357	>	"SplittableRandomTest",
358	>	"StampedLockTest",
359	>	"ThreadLocalRandom8Test",
360	>	};
361	>	addNamedTestClasses(suite, java8TestClassNames);
362		}
363	+
364	+	// Java9+ test classes
365	+	if (atLeastJava9()) {
366	+	String[] java9TestClassNames = {
367	+	"ThreadPoolExecutor9Test",
368	+	};
369	+	addNamedTestClasses(suite, java9TestClassNames);
370	+	}
371	+
372		return suite;
373		}
374
375	+	// Delays for timing-dependent tests, in milliseconds.
376
377		public static long SHORT_DELAY_MS;
378		public static long SMALL_DELAY_MS;
379		public static long MEDIUM_DELAY_MS;
380		public static long LONG_DELAY_MS;
381
292	–
382		/**
383		* Returns the shortest timed delay. This could
384		* be reimplemented to use for example a Property.
#	Line 372 | Line 461 | public class JSR166TestCase extends Test
461
462		if (Thread.interrupted())
463		throw new AssertionFailedError("interrupt status set in main thread");
464	+
465	+	checkForkJoinPoolThreadLeaks();
466	+	}
467	+
468	+	/**
469	+	* Finds missing try { ... } finally { joinPool(e); }
470	+	*/
471	+	void checkForkJoinPoolThreadLeaks() throws InterruptedException {
472	+	Thread[] survivors = new Thread[5];
473	+	int count = Thread.enumerate(survivors);
474	+	for (int i = 0; i < count; i++) {
475	+	Thread thread = survivors[i];
476	+	String name = thread.getName();
477	+	if (name.startsWith("ForkJoinPool-")) {
478	+	// give thread some time to terminate
479	+	thread.join(LONG_DELAY_MS);
480	+	if (!thread.isAlive()) continue;
481	+	thread.stop();
482	+	throw new AssertionFailedError
483	+	(String.format("Found leaked ForkJoinPool thread test=%s thread=%s%n",
484	+	toString(), name));
485	+	}
486	+	}
487		}
488
489		/**
#	Line 452 | Line 564 | public class JSR166TestCase extends Test
564		public void threadAssertEquals(Object x, Object y) {
565		try {
566		assertEquals(x, y);
567	<	} catch (AssertionFailedError t) {
568	<	threadRecordFailure(t);
569	<	throw t;
570	<	} catch (Throwable t) {
571	<	threadUnexpectedException(t);
567	>	} catch (AssertionFailedError fail) {
568	>	threadRecordFailure(fail);
569	>	throw fail;
570	>	} catch (Throwable fail) {
571	>	threadUnexpectedException(fail);
572		}
573		}
574
#	Line 468 | Line 580 | public class JSR166TestCase extends Test
580		public void threadAssertSame(Object x, Object y) {
581		try {
582		assertSame(x, y);
583	<	} catch (AssertionFailedError t) {
584	<	threadRecordFailure(t);
585	<	throw t;
583	>	} catch (AssertionFailedError fail) {
584	>	threadRecordFailure(fail);
585	>	throw fail;
586		}
587		}
588
#	Line 535 | Line 647 | public class JSR166TestCase extends Test
647		void joinPool(ExecutorService exec) {
648		try {
649		exec.shutdown();
650	<	assertTrue("ExecutorService did not terminate in a timely manner",
651	<	exec.awaitTermination(2 * LONG_DELAY_MS, MILLISECONDS));
650	>	if (!exec.awaitTermination(2 * LONG_DELAY_MS, MILLISECONDS))
651	>	fail("ExecutorService " + exec +
652	>	" did not terminate in a timely manner");
653		} catch (SecurityException ok) {
654		// Allowed in case test doesn't have privs
655	<	} catch (InterruptedException ie) {
655	>	} catch (InterruptedException fail) {
656		fail("Unexpected InterruptedException");
657		}
658		}
#	Line 570 | Line 683 | public class JSR166TestCase extends Test
683		// No need to optimize the failing case via Thread.join.
684		delay(millis);
685		assertTrue(thread.isAlive());
686	<	} catch (InterruptedException ie) {
686	>	} catch (InterruptedException fail) {
687		fail("Unexpected InterruptedException");
688		}
689		}
#	Line 592 | Line 705 | public class JSR166TestCase extends Test
705		delay(millis);
706		for (Thread thread : threads)
707		assertTrue(thread.isAlive());
708	<	} catch (InterruptedException ie) {
708	>	} catch (InterruptedException fail) {
709		fail("Unexpected InterruptedException");
710		}
711		}
#	Line 614 | Line 727 | public class JSR166TestCase extends Test
727		future.get(timeoutMillis, MILLISECONDS);
728		shouldThrow();
729		} catch (TimeoutException success) {
730	<	} catch (Exception e) {
731	<	threadUnexpectedException(e);
730	>	} catch (Exception fail) {
731	>	threadUnexpectedException(fail);
732		} finally { future.cancel(true); }
733		assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
734		}
#	Line 659 | Line 772 | public class JSR166TestCase extends Test
772		public static final Integer m6  = new Integer(-6);
773		public static final Integer m10 = new Integer(-10);
774
662	–
775		/**
776		* Runs Runnable r with a security policy that permits precisely
777		* the specified permissions.  If there is no current security
#	Line 772 | Line 884 | public class JSR166TestCase extends Test
884		void sleep(long millis) {
885		try {
886		delay(millis);
887	<	} catch (InterruptedException ie) {
887	>	} catch (InterruptedException fail) {
888		AssertionFailedError afe =
889		new AssertionFailedError("Unexpected InterruptedException");
890	<	afe.initCause(ie);
890	>	afe.initCause(fail);
891		throw afe;
892		}
893		}
#	Line 813 | Line 925 | public class JSR166TestCase extends Test
925		/**
926		* Returns the number of milliseconds since time given by
927		* startNanoTime, which must have been previously returned from a
928	<	* call to {@link System.nanoTime()}.
928	>	* call to {@link System#nanoTime()}.
929		*/
930	<	long millisElapsedSince(long startNanoTime) {
930	>	static long millisElapsedSince(long startNanoTime) {
931		return NANOSECONDS.toMillis(System.nanoTime() - startNanoTime);
932		}
933
934	+	//     void assertTerminatesPromptly(long timeoutMillis, Runnable r) {
935	+	//         long startTime = System.nanoTime();
936	+	//         try {
937	+	//             r.run();
938	+	//         } catch (Throwable fail) { threadUnexpectedException(fail); }
939	+	//         if (millisElapsedSince(startTime) > timeoutMillis/2)
940	+	//             throw new AssertionFailedError("did not return promptly");
941	+	//     }
942	+
943	+	//     void assertTerminatesPromptly(Runnable r) {
944	+	//         assertTerminatesPromptly(LONG_DELAY_MS/2, r);
945	+	//     }
946	+
947	+	/**
948	+	* Checks that timed f.get() returns the expected value, and does not
949	+	* wait for the timeout to elapse before returning.
950	+	*/
951	+	<T> void checkTimedGet(Future<T> f, T expectedValue, long timeoutMillis) {
952	+	long startTime = System.nanoTime();
953	+	try {
954	+	assertEquals(expectedValue, f.get(timeoutMillis, MILLISECONDS));
955	+	} catch (Throwable fail) { threadUnexpectedException(fail); }
956	+	if (millisElapsedSince(startTime) > timeoutMillis/2)
957	+	throw new AssertionFailedError("timed get did not return promptly");
958	+	}
959	+
960	+	<T> void checkTimedGet(Future<T> f, T expectedValue) {
961	+	checkTimedGet(f, expectedValue, LONG_DELAY_MS);
962	+	}
963	+
964		/**
965		* Returns a new started daemon Thread running the given runnable.
966		*/
#	Line 837 | Line 979 | public class JSR166TestCase extends Test
979		void awaitTermination(Thread t, long timeoutMillis) {
980		try {
981		t.join(timeoutMillis);
982	<	} catch (InterruptedException ie) {
983	<	threadUnexpectedException(ie);
982	>	} catch (InterruptedException fail) {
983	>	threadUnexpectedException(fail);
984		} finally {
985		if (t.getState() != Thread.State.TERMINATED) {
986		t.interrupt();
#	Line 864 | Line 1006 | public class JSR166TestCase extends Test
1006		public final void run() {
1007		try {
1008		realRun();
1009	<	} catch (Throwable t) {
1010	<	threadUnexpectedException(t);
1009	>	} catch (Throwable fail) {
1010	>	threadUnexpectedException(fail);
1011		}
1012		}
1013		}
#	Line 919 | Line 1061 | public class JSR166TestCase extends Test
1061		threadShouldThrow("InterruptedException");
1062		} catch (InterruptedException success) {
1063		threadAssertFalse(Thread.interrupted());
1064	<	} catch (Throwable t) {
1065	<	threadUnexpectedException(t);
1064	>	} catch (Throwable fail) {
1065	>	threadUnexpectedException(fail);
1066		}
1067		}
1068		}
#	Line 931 | Line 1073 | public class JSR166TestCase extends Test
1073		public final T call() {
1074		try {
1075		return realCall();
1076	<	} catch (Throwable t) {
1077	<	threadUnexpectedException(t);
1076	>	} catch (Throwable fail) {
1077	>	threadUnexpectedException(fail);
1078		return null;
1079		}
1080		}
#	Line 949 | Line 1091 | public class JSR166TestCase extends Test
1091		return result;
1092		} catch (InterruptedException success) {
1093		threadAssertFalse(Thread.interrupted());
1094	<	} catch (Throwable t) {
1095	<	threadUnexpectedException(t);
1094	>	} catch (Throwable fail) {
1095	>	threadUnexpectedException(fail);
1096		}
1097		return null;
1098		}
#	Line 990 | Line 1132 | public class JSR166TestCase extends Test
1132		public void await(CountDownLatch latch) {
1133		try {
1134		assertTrue(latch.await(LONG_DELAY_MS, MILLISECONDS));
1135	<	} catch (Throwable t) {
1136	<	threadUnexpectedException(t);
1135	>	} catch (Throwable fail) {
1136	>	threadUnexpectedException(fail);
1137		}
1138		}
1139
1140		public void await(Semaphore semaphore) {
1141		try {
1142		assertTrue(semaphore.tryAcquire(LONG_DELAY_MS, MILLISECONDS));
1143	<	} catch (Throwable t) {
1144	<	threadUnexpectedException(t);
1143	>	} catch (Throwable fail) {
1144	>	threadUnexpectedException(fail);
1145		}
1146		}
1147
#	Line 1190 | Line 1332 | public class JSR166TestCase extends Test
1332		public abstract class CheckedRecursiveAction extends RecursiveAction {
1333		protected abstract void realCompute() throws Throwable;
1334
1335	<	public final void compute() {
1335	>	@Override protected final void compute() {
1336		try {
1337		realCompute();
1338	<	} catch (Throwable t) {
1339	<	threadUnexpectedException(t);
1338	>	} catch (Throwable fail) {
1339	>	threadUnexpectedException(fail);
1340		}
1341		}
1342		}
#	Line 1205 | Line 1347 | public class JSR166TestCase extends Test
1347		public abstract class CheckedRecursiveTask<T> extends RecursiveTask<T> {
1348		protected abstract T realCompute() throws Throwable;
1349
1350	<	public final T compute() {
1350	>	@Override protected final T compute() {
1351		try {
1352		return realCompute();
1353	<	} catch (Throwable t) {
1354	<	threadUnexpectedException(t);
1353	>	} catch (Throwable fail) {
1354	>	threadUnexpectedException(fail);
1355		return null;
1356		}
1357		}
#	Line 1233 | Line 1375 | public class JSR166TestCase extends Test
1375		public int await() {
1376		try {
1377		return super.await(2 * LONG_DELAY_MS, MILLISECONDS);
1378	<	} catch (TimeoutException e) {
1378	>	} catch (TimeoutException timedOut) {
1379		throw new AssertionFailedError("timed out");
1380	<	} catch (Exception e) {
1380	>	} catch (Exception fail) {
1381		AssertionFailedError afe =
1382	<	new AssertionFailedError("Unexpected exception: " + e);
1383	<	afe.initCause(e);
1382	>	new AssertionFailedError("Unexpected exception: " + fail);
1383	>	afe.initCause(fail);
1384		throw afe;
1385		}
1386		}
#	Line 1266 | Line 1408 | public class JSR166TestCase extends Test
1408		q.remove();
1409		shouldThrow();
1410		} catch (NoSuchElementException success) {}
1411	<	} catch (InterruptedException ie) {
1270	<	threadUnexpectedException(ie);
1271	<	}
1411	>	} catch (InterruptedException fail) { threadUnexpectedException(fail); }
1412		}
1413
1414		void assertSerialEquals(Object x, Object y) {
#	Line 1287 | Line 1427 | public class JSR166TestCase extends Test
1427		oos.flush();
1428		oos.close();
1429		return bos.toByteArray();
1430	<	} catch (Throwable t) {
1431	<	threadUnexpectedException(t);
1430	>	} catch (Throwable fail) {
1431	>	threadUnexpectedException(fail);
1432		return new byte[0];
1433		}
1434		}
#	Line 1301 | Line 1441 | public class JSR166TestCase extends Test
1441		T clone = (T) ois.readObject();
1442		assertSame(o.getClass(), clone.getClass());
1443		return clone;
1444	<	} catch (Throwable t) {
1445	<	threadUnexpectedException(t);
1444	>	} catch (Throwable fail) {
1445	>	threadUnexpectedException(fail);
1446		return null;
1447		}
1448		}
1449	+
1450	+	public void assertThrows(Class<? extends Throwable> expectedExceptionClass,
1451	+	Runnable... throwingActions) {
1452	+	for (Runnable throwingAction : throwingActions) {
1453	+	boolean threw = false;
1454	+	try { throwingAction.run(); }
1455	+	catch (Throwable t) {
1456	+	threw = true;
1457	+	if (!expectedExceptionClass.isInstance(t)) {
1458	+	AssertionFailedError afe =
1459	+	new AssertionFailedError
1460	+	("Expected " + expectedExceptionClass.getName() +
1461	+	", got " + t.getClass().getName());
1462	+	afe.initCause(t);
1463	+	threadUnexpectedException(afe);
1464	+	}
1465	+	}
1466	+	if (!threw)
1467	+	shouldThrow(expectedExceptionClass.getName());
1468	+	}
1469	+	}
1470	+
1471	+	public void assertIteratorExhausted(Iterator<?> it) {
1472	+	try {
1473	+	it.next();
1474	+	shouldThrow();
1475	+	} catch (NoSuchElementException success) {}
1476	+	assertFalse(it.hasNext());
1477	+	}
1478		}

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