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

Comparing jsr166/src/test/tck/JSR166TestCase.java (file contents):
Revision 1.185 by jsr166, Mon Feb 22 19:36:59 2016 UTC vs.
Revision 1.221 by jsr166, Tue Mar 14 00:54:27 2017 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
13	<	* @modules java.management
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	<	* @run junit/othervm/timeout=1000 -Djsr166.testImplementationDetails=true JSR166TestCase
16	>	* @modules java.management
17	>	* @run junit/othervm/timeout=1000 JSR166TestCase
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 28 | 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;
31	–	import java.nio.file.Files;
32	–	import java.nio.file.Paths;
57		import java.security.CodeSource;
58		import java.security.Permission;
59		import java.security.PermissionCollection;
#	Line 39 | Line 63 | import java.security.ProtectionDomain;
63		import java.security.SecurityPermission;
64		import java.util.ArrayList;
65		import java.util.Arrays;
66	+	import java.util.Collection;
67	+	import java.util.Collections;
68		import java.util.Date;
69		import java.util.Enumeration;
70		import java.util.Iterator;
#	Line 58 | Line 84 | import java.util.concurrent.RecursiveAct
84		import java.util.concurrent.RecursiveTask;
85		import java.util.concurrent.RejectedExecutionHandler;
86		import java.util.concurrent.Semaphore;
87	+	import java.util.concurrent.SynchronousQueue;
88		import java.util.concurrent.ThreadFactory;
89	+	import java.util.concurrent.ThreadLocalRandom;
90		import java.util.concurrent.ThreadPoolExecutor;
91		import java.util.concurrent.TimeoutException;
92		import java.util.concurrent.atomic.AtomicBoolean;
93		import java.util.concurrent.atomic.AtomicReference;
66	–	import java.util.regex.Matcher;
94		import java.util.regex.Pattern;
95
96		import junit.framework.AssertionFailedError;
#	Line 184 | Line 211 | public class JSR166TestCase extends Test
211		private static final int suiteRuns =
212		Integer.getInteger("jsr166.suiteRuns", 1);
213
214	<	private static float systemPropertyValue(String name, float defaultValue) {
214	>	/**
215	>	* Returns the value of the system property, or NaN if not defined.
216	>	*/
217	>	private static float systemPropertyValue(String name) {
218		String floatString = System.getProperty(name);
219		if (floatString == null)
220	<	return defaultValue;
220	>	return Float.NaN;
221		try {
222		return Float.parseFloat(floatString);
223		} catch (NumberFormatException ex) {
#	Line 199 | Line 229 | public class JSR166TestCase extends Test
229
230		/**
231		* The scaling factor to apply to standard delays used in tests.
232	<	*/
233	<	private static final float delayFactor =
234	<	systemPropertyValue("jsr166.delay.factor", 1.0f);
235	<
236	<	/**
237	<	* The timeout factor as used in the jtreg test harness.
238	<	* See: http://openjdk.java.net/jtreg/tag-spec.html
239	<	*/
240	<	private static final float jtregTestTimeoutFactor
241	<	= systemPropertyValue("test.timeout.factor", 1.0f);
232	>	* May be initialized from any of:
233	>	* - the "jsr166.delay.factor" system property
234	>	* - the "test.timeout.factor" system property (as used by jtreg)
235	>	*   See: http://openjdk.java.net/jtreg/tag-spec.html
236	>	* - hard-coded fuzz factor when using a known slowpoke VM
237	>	*/
238	>	private static final float delayFactor = delayFactor();
239	>
240	>	private static float delayFactor() {
241	>	float x;
242	>	if (!Float.isNaN(x = systemPropertyValue("jsr166.delay.factor")))
243	>	return x;
244	>	if (!Float.isNaN(x = systemPropertyValue("test.timeout.factor")))
245	>	return x;
246	>	String prop = System.getProperty("java.vm.version");
247	>	if (prop != null && prop.matches(".*debug.*"))
248	>	return 4.0f; // How much slower is fastdebug than product?!
249	>	return 1.0f;
250	>	}
251
252		public JSR166TestCase() { super(); }
253		public JSR166TestCase(String name) { super(name); }
#	Line 261 | Line 300 | public class JSR166TestCase extends Test
300
301		//     public static String cpuModel() {
302		//         try {
303	<	//             Matcher matcher = Pattern.compile("model name\\s*: (.*)")
303	>	//             java.util.regex.Matcher matcher
304	>	//               = Pattern.compile("model name\\s*: (.*)")
305		//                 .matcher(new String(
306	<	//                      Files.readAllBytes(Paths.get("/proc/cpuinfo")), "UTF-8"));
306	>	//                     java.nio.file.Files.readAllBytes(
307	>	//                         java.nio.file.Paths.get("/proc/cpuinfo")), "UTF-8"));
308		//             matcher.find();
309		//             return matcher.group(1);
310		//         } catch (Exception ex) { return null; }
#	Line 430 | Line 471 | public class JSR166TestCase extends Test
471		AbstractQueuedLongSynchronizerTest.suite(),
472		ArrayBlockingQueueTest.suite(),
473		ArrayDequeTest.suite(),
474	+	ArrayListTest.suite(),
475		AtomicBooleanTest.suite(),
476		AtomicIntegerArrayTest.suite(),
477		AtomicIntegerFieldUpdaterTest.suite(),
#	Line 452 | Line 494 | public class JSR166TestCase extends Test
494		CopyOnWriteArrayListTest.suite(),
495		CopyOnWriteArraySetTest.suite(),
496		CountDownLatchTest.suite(),
497	+	CountedCompleterTest.suite(),
498		CyclicBarrierTest.suite(),
499		DelayQueueTest.suite(),
500		EntryTest.suite(),
#	Line 480 | Line 523 | public class JSR166TestCase extends Test
523		TreeMapTest.suite(),
524		TreeSetTest.suite(),
525		TreeSubMapTest.suite(),
526	<	TreeSubSetTest.suite());
526	>	TreeSubSetTest.suite(),
527	>	VectorTest.suite());
528
529		// Java8+ test classes
530		if (atLeastJava8()) {
531		String[] java8TestClassNames = {
532	+	"ArrayDeque8Test",
533		"Atomic8Test",
534		"CompletableFutureTest",
535		"ConcurrentHashMap8Test",
536	<	"CountedCompleterTest",
536	>	"CountedCompleter8Test",
537		"DoubleAccumulatorTest",
538		"DoubleAdderTest",
539		"ForkJoinPool8Test",
540		"ForkJoinTask8Test",
541	+	"LinkedBlockingDeque8Test",
542	+	"LinkedBlockingQueue8Test",
543		"LongAccumulatorTest",
544		"LongAdderTest",
545		"SplittableRandomTest",
546		"StampedLockTest",
547		"SubmissionPublisherTest",
548		"ThreadLocalRandom8Test",
549	+	"TimeUnit8Test",
550		};
551		addNamedTestClasses(suite, java8TestClassNames);
552		}
#	Line 506 | Line 554 | public class JSR166TestCase extends Test
554		// Java9+ test classes
555		if (atLeastJava9()) {
556		String[] java9TestClassNames = {
557	<	// Currently empty, but expecting varhandle tests
557	>	"AtomicBoolean9Test",
558	>	"AtomicInteger9Test",
559	>	"AtomicIntegerArray9Test",
560	>	"AtomicLong9Test",
561	>	"AtomicLongArray9Test",
562	>	"AtomicReference9Test",
563	>	"AtomicReferenceArray9Test",
564	>	"ExecutorCompletionService9Test",
565	>	"ForkJoinPool9Test",
566		};
567		addNamedTestClasses(suite, java9TestClassNames);
568		}
#	Line 517 | Line 573 | public class JSR166TestCase extends Test
573		/** Returns list of junit-style test method names in given class. */
574		public static ArrayList<String> testMethodNames(Class<?> testClass) {
575		Method[] methods = testClass.getDeclaredMethods();
576	<	ArrayList<String> names = new ArrayList<String>(methods.length);
576	>	ArrayList<String> names = new ArrayList<>(methods.length);
577		for (Method method : methods) {
578		if (method.getName().startsWith("test")
579		&& Modifier.isPublic(method.getModifiers())
#	Line 585 | Line 641 | public class JSR166TestCase extends Test
641		/**
642		* Returns the shortest timed delay. This can be scaled up for
643		* slow machines using the jsr166.delay.factor system property,
644	<	* or via jtreg's -timeoutFactor:<val> flag.
644	>	* or via jtreg's -timeoutFactor: flag.
645		* http://openjdk.java.net/jtreg/command-help.html
646		*/
647		protected long getShortDelay() {
648	<	return (long) (50 * delayFactor * jtregTestTimeoutFactor);
648	>	return (long) (50 * delayFactor);
649		}
650
651		/**
#	Line 623 | Line 679 | public class JSR166TestCase extends Test
679		* The first exception encountered if any threadAssertXXX method fails.
680		*/
681		private final AtomicReference<Throwable> threadFailure
682	<	= new AtomicReference<Throwable>(null);
682	>	= new AtomicReference<>(null);
683
684		/**
685		* Records an exception so that it can be rethrown later in the test
#	Line 933 | Line 989 | public class JSR166TestCase extends Test
989		}
990		}
991
992	<	/** Like Runnable, but with the freedom to throw anything */
992	>	/**
993	>	* Like Runnable, but with the freedom to throw anything.
994	>	* junit folks had the same idea:
995	>	* http://junit.org/junit5/docs/snapshot/api/org/junit/gen5/api/Executable.html
996	>	*/
997		interface Action { public void run() throws Throwable; }
998
999		/**
#	Line 964 | Line 1024 | public class JSR166TestCase extends Test
1024		* Uninteresting threads are filtered out.
1025		*/
1026		static void dumpTestThreads() {
1027	+	SecurityManager sm = System.getSecurityManager();
1028	+	if (sm != null) {
1029	+	try {
1030	+	System.setSecurityManager(null);
1031	+	} catch (SecurityException giveUp) {
1032	+	return;
1033	+	}
1034	+	}
1035	+
1036		ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean();
1037		System.err.println("------ stacktrace dump start ------");
1038		for (ThreadInfo info : threadMXBean.dumpAllThreads(true, true)) {
1039	<	String name = info.getThreadName();
1039	>	final String name = info.getThreadName();
1040	>	String lockName;
1041		if ("Signal Dispatcher".equals(name))
1042		continue;
1043		if ("Reference Handler".equals(name)
1044	<	&& info.getLockName().startsWith("java.lang.ref.Reference$Lock"))
1044	>	&& (lockName = info.getLockName()) != null
1045	>	&& lockName.startsWith("java.lang.ref.Reference$Lock"))
1046		continue;
1047		if ("Finalizer".equals(name)
1048	<	&& info.getLockName().startsWith("java.lang.ref.ReferenceQueue$Lock"))
1048	>	&& (lockName = info.getLockName()) != null
1049	>	&& lockName.startsWith("java.lang.ref.ReferenceQueue$Lock"))
1050		continue;
1051		if ("checkForWedgedTest".equals(name))
1052		continue;
1053		System.err.print(info);
1054		}
1055		System.err.println("------ stacktrace dump end ------");
1056	+
1057	+	if (sm != null) System.setSecurityManager(sm);
1058		}
1059
1060		/**
#	Line 1167 | Line 1241 | public class JSR166TestCase extends Test
1241		}
1242		public void refresh() {}
1243		public String toString() {
1244	<	List<Permission> ps = new ArrayList<Permission>();
1244	>	List<Permission> ps = new ArrayList<>();
1245		for (Enumeration<Permission> e = perms.elements(); e.hasMoreElements();)
1246		ps.add(e.nextElement());
1247		return "AdjustablePolicy with permissions " + ps;
#	Line 1197 | Line 1271 | public class JSR166TestCase extends Test
1271		* Sleeps until the given time has elapsed.
1272		* Throws AssertionFailedError if interrupted.
1273		*/
1274	<	void sleep(long millis) {
1274	>	static void sleep(long millis) {
1275		try {
1276		delay(millis);
1277		} catch (InterruptedException fail) {
#	Line 1213 | Line 1287 | public class JSR166TestCase extends Test
1287		* thread to enter a wait state: BLOCKED, WAITING, or TIMED_WAITING.
1288		*/
1289		void waitForThreadToEnterWaitState(Thread thread, long timeoutMillis) {
1290	<	long startTime = System.nanoTime();
1290	>	long startTime = 0L;
1291		for (;;) {
1292		Thread.State s = thread.getState();
1293		if (s == Thread.State.BLOCKED ||
#	Line 1222 | Line 1296 | public class JSR166TestCase extends Test
1296		return;
1297		else if (s == Thread.State.TERMINATED)
1298		fail("Unexpected thread termination");
1299	+	else if (startTime == 0L)
1300	+	startTime = System.nanoTime();
1301		else if (millisElapsedSince(startTime) > timeoutMillis) {
1302		threadAssertTrue(thread.isAlive());
1303	<	return;
1303	>	fail("timed out waiting for thread to enter wait state");
1304		}
1305		Thread.yield();
1306		}
1307		}
1308
1309		/**
1310	<	* Waits up to LONG_DELAY_MS for the given thread to enter a wait
1311	<	* state: BLOCKED, WAITING, or TIMED_WAITING.
1310	>	* Spin-waits up to the specified number of milliseconds for the given
1311	>	* thread to enter a wait state: BLOCKED, WAITING, or TIMED_WAITING,
1312	>	* and additionally satisfy the given condition.
1313	>	*/
1314	>	void waitForThreadToEnterWaitState(
1315	>	Thread thread, long timeoutMillis, Callable<Boolean> waitingForGodot) {
1316	>	long startTime = 0L;
1317	>	for (;;) {
1318	>	Thread.State s = thread.getState();
1319	>	if (s == Thread.State.BLOCKED ||
1320	>	s == Thread.State.WAITING ||
1321	>	s == Thread.State.TIMED_WAITING) {
1322	>	try {
1323	>	if (waitingForGodot.call())
1324	>	return;
1325	>	} catch (Throwable fail) { threadUnexpectedException(fail); }
1326	>	}
1327	>	else if (s == Thread.State.TERMINATED)
1328	>	fail("Unexpected thread termination");
1329	>	else if (startTime == 0L)
1330	>	startTime = System.nanoTime();
1331	>	else if (millisElapsedSince(startTime) > timeoutMillis) {
1332	>	threadAssertTrue(thread.isAlive());
1333	>	fail("timed out waiting for thread to enter wait state");
1334	>	}
1335	>	Thread.yield();
1336	>	}
1337	>	}
1338	>
1339	>	/**
1340	>	* Spin-waits up to LONG_DELAY_MS milliseconds for the given thread to
1341	>	* enter a wait state: BLOCKED, WAITING, or TIMED_WAITING.
1342		*/
1343		void waitForThreadToEnterWaitState(Thread thread) {
1344		waitForThreadToEnterWaitState(thread, LONG_DELAY_MS);
1345		}
1346
1347		/**
1348	+	* Spin-waits up to LONG_DELAY_MS milliseconds for the given thread to
1349	+	* enter a wait state: BLOCKED, WAITING, or TIMED_WAITING,
1350	+	* and additionally satisfy the given condition.
1351	+	*/
1352	+	void waitForThreadToEnterWaitState(
1353	+	Thread thread, Callable<Boolean> waitingForGodot) {
1354	+	waitForThreadToEnterWaitState(thread, LONG_DELAY_MS, waitingForGodot);
1355	+	}
1356	+
1357	+	/**
1358		* Returns the number of milliseconds since time given by
1359		* startNanoTime, which must have been previously returned from a
1360		* call to {@link System#nanoTime()}.
#	Line 1466 | Line 1582 | public class JSR166TestCase extends Test
1582		return new LatchAwaiter(latch);
1583		}
1584
1585	<	public void await(CountDownLatch latch) {
1585	>	public void await(CountDownLatch latch, long timeoutMillis) {
1586		try {
1587	<	if (!latch.await(LONG_DELAY_MS, MILLISECONDS))
1587	>	if (!latch.await(timeoutMillis, MILLISECONDS))
1588		fail("timed out waiting for CountDownLatch for "
1589	<	+ (LONG_DELAY_MS/1000) + " sec");
1589	>	+ (timeoutMillis/1000) + " sec");
1590		} catch (Throwable fail) {
1591		threadUnexpectedException(fail);
1592		}
1593		}
1594
1595	+	public void await(CountDownLatch latch) {
1596	+	await(latch, LONG_DELAY_MS);
1597	+	}
1598	+
1599		public void await(Semaphore semaphore) {
1600		try {
1601		if (!semaphore.tryAcquire(LONG_DELAY_MS, MILLISECONDS))
#	Line 1710 | Line 1830 | public class JSR166TestCase extends Test
1830		* A CyclicBarrier that uses timed await and fails with
1831		* AssertionFailedErrors instead of throwing checked exceptions.
1832		*/
1833	<	public class CheckedBarrier extends CyclicBarrier {
1833	>	public static class CheckedBarrier extends CyclicBarrier {
1834		public CheckedBarrier(int parties) { super(parties); }
1835
1836		public int await() {
#	Line 1774 | Line 1894 | public class JSR166TestCase extends Test
1894		}
1895		}
1896
1897	+	void assertImmutable(final Object o) {
1898	+	if (o instanceof Collection) {
1899	+	assertThrows(
1900	+	UnsupportedOperationException.class,
1901	+	new Runnable() { public void run() {
1902	+	((Collection) o).add(null);}});
1903	+	}
1904	+	}
1905	+
1906		@SuppressWarnings("unchecked")
1907		<T> T serialClone(T o) {
1908		try {
1909		ObjectInputStream ois = new ObjectInputStream
1910		(new ByteArrayInputStream(serialBytes(o)));
1911		T clone = (T) ois.readObject();
1912	+	if (o == clone) assertImmutable(o);
1913		assertSame(o.getClass(), clone.getClass());
1914		return clone;
1915		} catch (Throwable fail) {
#	Line 1788 | Line 1918 | public class JSR166TestCase extends Test
1918		}
1919		}
1920
1921	+	/**
1922	+	* A version of serialClone that leaves error handling (for
1923	+	* e.g. NotSerializableException) up to the caller.
1924	+	*/
1925	+	@SuppressWarnings("unchecked")
1926	+	<T> T serialClonePossiblyFailing(T o)
1927	+	throws ReflectiveOperationException, java.io.IOException {
1928	+	ByteArrayOutputStream bos = new ByteArrayOutputStream();
1929	+	ObjectOutputStream oos = new ObjectOutputStream(bos);
1930	+	oos.writeObject(o);
1931	+	oos.flush();
1932	+	oos.close();
1933	+	ObjectInputStream ois = new ObjectInputStream
1934	+	(new ByteArrayInputStream(bos.toByteArray()));
1935	+	T clone = (T) ois.readObject();
1936	+	if (o == clone) assertImmutable(o);
1937	+	assertSame(o.getClass(), clone.getClass());
1938	+	return clone;
1939	+	}
1940	+
1941	+	/**
1942	+	* If o implements Cloneable and has a public clone method,
1943	+	* returns a clone of o, else null.
1944	+	*/
1945	+	@SuppressWarnings("unchecked")
1946	+	<T> T cloneableClone(T o) {
1947	+	if (!(o instanceof Cloneable)) return null;
1948	+	final T clone;
1949	+	try {
1950	+	clone = (T) o.getClass().getMethod("clone").invoke(o);
1951	+	} catch (NoSuchMethodException ok) {
1952	+	return null;
1953	+	} catch (ReflectiveOperationException unexpected) {
1954	+	throw new Error(unexpected);
1955	+	}
1956	+	assertNotSame(o, clone); // not 100% guaranteed by spec
1957	+	assertSame(o.getClass(), clone.getClass());
1958	+	return clone;
1959	+	}
1960	+
1961		public void assertThrows(Class<? extends Throwable> expectedExceptionClass,
1962		Runnable... throwingActions) {
1963		for (Runnable throwingAction : throwingActions) {
#	Line 1816 | Line 1986 | public class JSR166TestCase extends Test
1986		} catch (NoSuchElementException success) {}
1987		assertFalse(it.hasNext());
1988		}
1989	+
1990	+	public <T> Callable<T> callableThrowing(final Exception ex) {
1991	+	return new Callable<T>() { public T call() throws Exception { throw ex; }};
1992	+	}
1993	+
1994	+	public Runnable runnableThrowing(final RuntimeException ex) {
1995	+	return new Runnable() { public void run() { throw ex; }};
1996	+	}
1997	+
1998	+	/** A reusable thread pool to be shared by tests. */
1999	+	static final ExecutorService cachedThreadPool =
2000	+	new ThreadPoolExecutor(0, Integer.MAX_VALUE,
2001	+	1000L, MILLISECONDS,
2002	+	new SynchronousQueue<Runnable>());
2003	+
2004	+	static <T> void shuffle(T[] array) {
2005	+	Collections.shuffle(Arrays.asList(array), ThreadLocalRandom.current());
2006	+	}
2007		}

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