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

Comparing jsr166/src/test/tck/JSR166TestCase.java (file contents):
Revision 1.123 by jsr166, Wed Dec 31 19:05:42 2014 UTC vs.
Revision 1.139 by jsr166, Sun Sep 6 21:14:12 2015 UTC

#	Line 15 | Line 15 | import java.io.ObjectInputStream;
15		import java.io.ObjectOutputStream;
16		import java.lang.management.ManagementFactory;
17		import java.lang.management.ThreadInfo;
18	+	import java.lang.reflect.Constructor;
19		import java.lang.reflect.Method;
20	+	import java.lang.reflect.Modifier;
21		import java.security.CodeSource;
22		import java.security.Permission;
23		import java.security.PermissionCollection;
#	Line 27 | Line 29 | import java.util.ArrayList;
29		import java.util.Arrays;
30		import java.util.Date;
31		import java.util.Enumeration;
32	+	import java.util.Iterator;
33		import java.util.List;
34		import java.util.NoSuchElementException;
35		import java.util.PropertyPermission;
#	Line 34 | Line 37 | import java.util.concurrent.BlockingQueu
37		import java.util.concurrent.Callable;
38		import java.util.concurrent.CountDownLatch;
39		import java.util.concurrent.CyclicBarrier;
40	+	import java.util.concurrent.ExecutionException;
41	+	import java.util.concurrent.Executors;
42		import java.util.concurrent.ExecutorService;
43		import java.util.concurrent.Future;
44		import java.util.concurrent.RecursiveAction;
#	Line 49 | Line 54 | import java.util.regex.Pattern;
54		import junit.framework.AssertionFailedError;
55		import junit.framework.Test;
56		import junit.framework.TestCase;
57	+	import junit.framework.TestResult;
58		import junit.framework.TestSuite;
59
60		/**
#	Line 159 | Line 165 | public class JSR166TestCase extends Test
165		Integer.getInteger("jsr166.runsPerTest", 1);
166
167		/**
168	+	* The number of repetitions of the test suite (for finding leaks?).
169	+	*/
170	+	private static final int suiteRuns =
171	+	Integer.getInteger("jsr166.suiteRuns", 1);
172	+
173	+	public JSR166TestCase() { super(); }
174	+	public JSR166TestCase(String name) { super(name); }
175	+
176	+	/**
177		* A filter for tests to run, matching strings of the form
178		* methodName(className), e.g. "testInvokeAll5(ForkJoinPoolTest)"
179		* Usefully combined with jsr166.runsPerTest.
#	Line 197 | Line 212 | public class JSR166TestCase extends Test
212
213		/**
214		* Runs all JSR166 unit tests using junit.textui.TestRunner.
200	–	* Optional command line arg provides the number of iterations to
201	–	* repeat running the tests.
215		*/
216		public static void main(String[] args) {
217	+	main(suite(), args);
218	+	}
219	+
220	+	/**
221	+	* Runs all unit tests in the given test suite.
222	+	* Actual behavior influenced by jsr166.* system properties.
223	+	*/
224	+	static void main(Test suite, String[] args) {
225		if (useSecurityManager) {
226		System.err.println("Setting a permissive security manager");
227		Policy.setPolicy(permissivePolicy());
228		System.setSecurityManager(new SecurityManager());
229		}
230	<	int iters = (args.length == 0) ? 1 : Integer.parseInt(args[0]);
231	<
232	<	Test s = suite();
233	<	for (int i = 0; i < iters; ++i) {
213	<	junit.textui.TestRunner.run(s);
230	>	for (int i = 0; i < suiteRuns; i++) {
231	>	TestResult result = junit.textui.TestRunner.run(suite);
232	>	if (!result.wasSuccessful())
233	>	System.exit(1);
234		System.gc();
235		System.runFinalization();
236		}
217	–	System.exit(0);
237		}
238
239		public static TestSuite newTestSuite(Object... suiteOrClasses) {
#	Line 265 | Line 284 | public class JSR166TestCase extends Test
284		public static boolean atLeastJava7() { return JAVA_CLASS_VERSION >= 51.0; }
285		public static boolean atLeastJava8() { return JAVA_CLASS_VERSION >= 52.0; }
286		public static boolean atLeastJava9() {
287	<	// As of 2014-05, java9 still uses 52.0 class file version
288	<	return JAVA_SPECIFICATION_VERSION.startsWith("1.9");
287	>	return JAVA_CLASS_VERSION >= 53.0
288	>	// As of 2015-09, java9 still uses 52.0 class file version
289	>	|| JAVA_SPECIFICATION_VERSION.matches("^(1\\.)?(9|[0-9][0-9])$");
290	>	}
291	>	public static boolean atLeastJava10() {
292	>	return JAVA_CLASS_VERSION >= 54.0
293	>	|| JAVA_SPECIFICATION_VERSION.matches("^(1\\.)?[0-9][0-9]$");
294		}
295
296		/**
#	Line 363 | Line 387 | public class JSR166TestCase extends Test
387		// Java9+ test classes
388		if (atLeastJava9()) {
389		String[] java9TestClassNames = {
390	<	"ThreadPoolExecutor9Test",
390	>	// Currently empty
391		};
392		addNamedTestClasses(suite, java9TestClassNames);
393		}
#	Line 371 | Line 395 | public class JSR166TestCase extends Test
395		return suite;
396		}
397
398	+	/** Returns list of junit-style test method names in given class. */
399	+	public static ArrayList<String> testMethodNames(Class<?> testClass) {
400	+	Method[] methods = testClass.getDeclaredMethods();
401	+	ArrayList<String> names = new ArrayList<String>(methods.length);
402	+	for (Method method : methods) {
403	+	if (method.getName().startsWith("test")
404	+	&& Modifier.isPublic(method.getModifiers())
405	+	// method.getParameterCount() requires jdk8+
406	+	&& method.getParameterTypes().length == 0) {
407	+	names.add(method.getName());
408	+	}
409	+	}
410	+	return names;
411	+	}
412	+
413	+	/**
414	+	* Returns junit-style testSuite for the given test class, but
415	+	* parameterized by passing extra data to each test.
416	+	*/
417	+	public static <ExtraData> Test parameterizedTestSuite
418	+	(Class<? extends JSR166TestCase> testClass,
419	+	Class<ExtraData> dataClass,
420	+	ExtraData data) {
421	+	try {
422	+	TestSuite suite = new TestSuite();
423	+	Constructor c =
424	+	testClass.getDeclaredConstructor(dataClass, String.class);
425	+	for (String methodName : testMethodNames(testClass))
426	+	suite.addTest((Test) c.newInstance(data, methodName));
427	+	return suite;
428	+	} catch (Exception e) {
429	+	throw new Error(e);
430	+	}
431	+	}
432	+
433	+	/**
434	+	* Returns junit-style testSuite for the jdk8 extension of the
435	+	* given test class, but parameterized by passing extra data to
436	+	* each test.  Uses reflection to allow compilation in jdk7.
437	+	*/
438	+	public static <ExtraData> Test jdk8ParameterizedTestSuite
439	+	(Class<? extends JSR166TestCase> testClass,
440	+	Class<ExtraData> dataClass,
441	+	ExtraData data) {
442	+	if (atLeastJava8()) {
443	+	String name = testClass.getName();
444	+	String name8 = name.replaceAll("Test$", "8Test");
445	+	if (name.equals(name8)) throw new Error(name);
446	+	try {
447	+	return (Test)
448	+	Class.forName(name8)
449	+	.getMethod("testSuite", new Class[] { dataClass })
450	+	.invoke(null, data);
451	+	} catch (Exception e) {
452	+	throw new Error(e);
453	+	}
454	+	} else {
455	+	return new TestSuite();
456	+	}
457	+
458	+	}
459	+
460		// Delays for timing-dependent tests, in milliseconds.
461
462		public static long SHORT_DELAY_MS;
#	Line 405 | Line 491 | public class JSR166TestCase extends Test
491		}
492
493		/**
494	<	* Returns a new Date instance representing a time delayMillis
495	<	* milliseconds in the future.
494	>	* Returns a new Date instance representing a time at least
495	>	* delayMillis milliseconds in the future.
496		*/
497		Date delayedDate(long delayMillis) {
498	<	return new Date(System.currentTimeMillis() + delayMillis);
498	>	// Add 1 because currentTimeMillis is known to round into the past.
499	>	return new Date(System.currentTimeMillis() + delayMillis + 1);
500		}
501
502		/**
#	Line 465 | Line 552 | public class JSR166TestCase extends Test
552		}
553
554		/**
555	<	* Find missing try { ... } finally { joinPool(e); }
555	>	* Finds missing try { ... } finally { joinPool(e); }
556		*/
557		void checkForkJoinPoolThreadLeaks() throws InterruptedException {
558		Thread[] survivors = new Thread[5];
#	Line 477 | Line 564 | public class JSR166TestCase extends Test
564		// give thread some time to terminate
565		thread.join(LONG_DELAY_MS);
566		if (!thread.isAlive()) continue;
480	–	thread.stop();
567		throw new AssertionFailedError
568		(String.format("Found leaked ForkJoinPool thread test=%s thread=%s%n",
569		toString(), name));
#	Line 563 | Line 649 | public class JSR166TestCase extends Test
649		public void threadAssertEquals(Object x, Object y) {
650		try {
651		assertEquals(x, y);
652	<	} catch (AssertionFailedError t) {
653	<	threadRecordFailure(t);
654	<	throw t;
655	<	} catch (Throwable t) {
656	<	threadUnexpectedException(t);
652	>	} catch (AssertionFailedError fail) {
653	>	threadRecordFailure(fail);
654	>	throw fail;
655	>	} catch (Throwable fail) {
656	>	threadUnexpectedException(fail);
657		}
658		}
659
#	Line 579 | Line 665 | public class JSR166TestCase extends Test
665		public void threadAssertSame(Object x, Object y) {
666		try {
667		assertSame(x, y);
668	<	} catch (AssertionFailedError t) {
669	<	threadRecordFailure(t);
670	<	throw t;
668	>	} catch (AssertionFailedError fail) {
669	>	threadRecordFailure(fail);
670	>	throw fail;
671		}
672		}
673
#	Line 643 | Line 729 | public class JSR166TestCase extends Test
729		/**
730		* Waits out termination of a thread pool or fails doing so.
731		*/
732	<	void joinPool(ExecutorService exec) {
732	>	void joinPool(ExecutorService pool) {
733		try {
734	<	exec.shutdown();
735	<	if (!exec.awaitTermination(2 * LONG_DELAY_MS, MILLISECONDS))
736	<	fail("ExecutorService " + exec +
734	>	pool.shutdown();
735	>	if (!pool.awaitTermination(2 * LONG_DELAY_MS, MILLISECONDS))
736	>	fail("ExecutorService " + pool +
737		" did not terminate in a timely manner");
738		} catch (SecurityException ok) {
739		// Allowed in case test doesn't have privs
740	<	} catch (InterruptedException ie) {
740	>	} catch (InterruptedException fail) {
741		fail("Unexpected InterruptedException");
742		}
743		}
744
745	+	/** Like Runnable, but with the freedom to throw anything */
746	+	interface Thunk { public void run() throws Throwable; }
747	+
748	+	/**
749	+	* Runs all the given tasks in parallel, failing if any fail.
750	+	* Useful for running multiple variants of tests that are
751	+	* necessarily individually slow because they must block.
752	+	*/
753	+	void testInParallel(Thunk ... thunks) {
754	+	ExecutorService pool = Executors.newCachedThreadPool();
755	+	try {
756	+	ArrayList<Future<?>> futures = new ArrayList<>(thunks.length);
757	+	for (final Thunk thunk : thunks)
758	+	futures.add(pool.submit(new CheckedRunnable() {
759	+	public void realRun() throws Throwable { thunk.run();}}));
760	+	for (Future<?> future : futures)
761	+	try {
762	+	assertNull(future.get(LONG_DELAY_MS, MILLISECONDS));
763	+	} catch (ExecutionException ex) {
764	+	threadUnexpectedException(ex.getCause());
765	+	} catch (Exception ex) {
766	+	threadUnexpectedException(ex);
767	+	}
768	+	} finally {
769	+	joinPool(pool);
770	+	}
771	+	}
772	+
773		/**
774		* A debugging tool to print all stack traces, as jstack does.
775		*/
#	Line 682 | Line 796 | public class JSR166TestCase extends Test
796		// No need to optimize the failing case via Thread.join.
797		delay(millis);
798		assertTrue(thread.isAlive());
799	<	} catch (InterruptedException ie) {
799	>	} catch (InterruptedException fail) {
800		fail("Unexpected InterruptedException");
801		}
802		}
#	Line 704 | Line 818 | public class JSR166TestCase extends Test
818		delay(millis);
819		for (Thread thread : threads)
820		assertTrue(thread.isAlive());
821	<	} catch (InterruptedException ie) {
821	>	} catch (InterruptedException fail) {
822		fail("Unexpected InterruptedException");
823		}
824		}
#	Line 726 | Line 840 | public class JSR166TestCase extends Test
840		future.get(timeoutMillis, MILLISECONDS);
841		shouldThrow();
842		} catch (TimeoutException success) {
843	<	} catch (Exception e) {
844	<	threadUnexpectedException(e);
843	>	} catch (Exception fail) {
844	>	threadUnexpectedException(fail);
845		} finally { future.cancel(true); }
846		assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
847		}
#	Line 883 | Line 997 | public class JSR166TestCase extends Test
997		void sleep(long millis) {
998		try {
999		delay(millis);
1000	<	} catch (InterruptedException ie) {
1000	>	} catch (InterruptedException fail) {
1001		AssertionFailedError afe =
1002		new AssertionFailedError("Unexpected InterruptedException");
1003	<	afe.initCause(ie);
1003	>	afe.initCause(fail);
1004		throw afe;
1005		}
1006		}
#	Line 924 | Line 1038 | public class JSR166TestCase extends Test
1038		/**
1039		* Returns the number of milliseconds since time given by
1040		* startNanoTime, which must have been previously returned from a
1041	<	* call to {@link System.nanoTime()}.
1041	>	* call to {@link System#nanoTime()}.
1042		*/
1043		static long millisElapsedSince(long startNanoTime) {
1044		return NANOSECONDS.toMillis(System.nanoTime() - startNanoTime);
#	Line 978 | Line 1092 | public class JSR166TestCase extends Test
1092		void awaitTermination(Thread t, long timeoutMillis) {
1093		try {
1094		t.join(timeoutMillis);
1095	<	} catch (InterruptedException ie) {
1096	<	threadUnexpectedException(ie);
1095	>	} catch (InterruptedException fail) {
1096	>	threadUnexpectedException(fail);
1097		} finally {
1098		if (t.getState() != Thread.State.TERMINATED) {
1099		t.interrupt();
#	Line 1005 | Line 1119 | public class JSR166TestCase extends Test
1119		public final void run() {
1120		try {
1121		realRun();
1122	<	} catch (Throwable t) {
1123	<	threadUnexpectedException(t);
1122	>	} catch (Throwable fail) {
1123	>	threadUnexpectedException(fail);
1124		}
1125		}
1126		}
#	Line 1060 | Line 1174 | public class JSR166TestCase extends Test
1174		threadShouldThrow("InterruptedException");
1175		} catch (InterruptedException success) {
1176		threadAssertFalse(Thread.interrupted());
1177	<	} catch (Throwable t) {
1178	<	threadUnexpectedException(t);
1177	>	} catch (Throwable fail) {
1178	>	threadUnexpectedException(fail);
1179		}
1180		}
1181		}
#	Line 1072 | Line 1186 | public class JSR166TestCase extends Test
1186		public final T call() {
1187		try {
1188		return realCall();
1189	<	} catch (Throwable t) {
1190	<	threadUnexpectedException(t);
1189	>	} catch (Throwable fail) {
1190	>	threadUnexpectedException(fail);
1191		return null;
1192		}
1193		}
#	Line 1090 | Line 1204 | public class JSR166TestCase extends Test
1204		return result;
1205		} catch (InterruptedException success) {
1206		threadAssertFalse(Thread.interrupted());
1207	<	} catch (Throwable t) {
1208	<	threadUnexpectedException(t);
1207	>	} catch (Throwable fail) {
1208	>	threadUnexpectedException(fail);
1209		}
1210		return null;
1211		}
#	Line 1131 | Line 1245 | public class JSR166TestCase extends Test
1245		public void await(CountDownLatch latch) {
1246		try {
1247		assertTrue(latch.await(LONG_DELAY_MS, MILLISECONDS));
1248	<	} catch (Throwable t) {
1249	<	threadUnexpectedException(t);
1248	>	} catch (Throwable fail) {
1249	>	threadUnexpectedException(fail);
1250		}
1251		}
1252
1253		public void await(Semaphore semaphore) {
1254		try {
1255		assertTrue(semaphore.tryAcquire(LONG_DELAY_MS, MILLISECONDS));
1256	<	} catch (Throwable t) {
1257	<	threadUnexpectedException(t);
1256	>	} catch (Throwable fail) {
1257	>	threadUnexpectedException(fail);
1258		}
1259		}
1260
#	Line 1334 | Line 1448 | public class JSR166TestCase extends Test
1448		@Override protected final void compute() {
1449		try {
1450		realCompute();
1451	<	} catch (Throwable t) {
1452	<	threadUnexpectedException(t);
1451	>	} catch (Throwable fail) {
1452	>	threadUnexpectedException(fail);
1453		}
1454		}
1455		}
#	Line 1349 | Line 1463 | public class JSR166TestCase extends Test
1463		@Override protected final T compute() {
1464		try {
1465		return realCompute();
1466	<	} catch (Throwable t) {
1467	<	threadUnexpectedException(t);
1466	>	} catch (Throwable fail) {
1467	>	threadUnexpectedException(fail);
1468		return null;
1469		}
1470		}
#	Line 1374 | Line 1488 | public class JSR166TestCase extends Test
1488		public int await() {
1489		try {
1490		return super.await(2 * LONG_DELAY_MS, MILLISECONDS);
1491	<	} catch (TimeoutException e) {
1491	>	} catch (TimeoutException timedOut) {
1492		throw new AssertionFailedError("timed out");
1493	<	} catch (Exception e) {
1493	>	} catch (Exception fail) {
1494		AssertionFailedError afe =
1495	<	new AssertionFailedError("Unexpected exception: " + e);
1496	<	afe.initCause(e);
1495	>	new AssertionFailedError("Unexpected exception: " + fail);
1496	>	afe.initCause(fail);
1497		throw afe;
1498		}
1499		}
#	Line 1407 | Line 1521 | public class JSR166TestCase extends Test
1521		q.remove();
1522		shouldThrow();
1523		} catch (NoSuchElementException success) {}
1524	<	} catch (InterruptedException ie) {
1411	<	threadUnexpectedException(ie);
1412	<	}
1524	>	} catch (InterruptedException fail) { threadUnexpectedException(fail); }
1525		}
1526
1527		void assertSerialEquals(Object x, Object y) {
#	Line 1428 | Line 1540 | public class JSR166TestCase extends Test
1540		oos.flush();
1541		oos.close();
1542		return bos.toByteArray();
1543	<	} catch (Throwable t) {
1544	<	threadUnexpectedException(t);
1543	>	} catch (Throwable fail) {
1544	>	threadUnexpectedException(fail);
1545		return new byte[0];
1546		}
1547		}
#	Line 1442 | Line 1554 | public class JSR166TestCase extends Test
1554		T clone = (T) ois.readObject();
1555		assertSame(o.getClass(), clone.getClass());
1556		return clone;
1557	<	} catch (Throwable t) {
1558	<	threadUnexpectedException(t);
1557	>	} catch (Throwable fail) {
1558	>	threadUnexpectedException(fail);
1559		return null;
1560		}
1561		}
#	Line 1468 | Line 1580 | public class JSR166TestCase extends Test
1580		shouldThrow(expectedExceptionClass.getName());
1581		}
1582		}
1583	+
1584	+	public void assertIteratorExhausted(Iterator<?> it) {
1585	+	try {
1586	+	it.next();
1587	+	shouldThrow();
1588	+	} catch (NoSuchElementException success) {}
1589	+	assertFalse(it.hasNext());
1590	+	}
1591		}

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