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

Comparing jsr166/src/test/tck/JSR166TestCase.java (file contents):
Revision 1.86 by jsr166, Mon May 30 22:42:22 2011 UTC vs.
Revision 1.104 by dl, Thu Mar 21 00:26:43 2013 UTC

#	Line 11 | Line 11 | import java.io.ByteArrayInputStream;
11		import java.io.ByteArrayOutputStream;
12		import java.io.ObjectInputStream;
13		import java.io.ObjectOutputStream;
14	+	import java.lang.management.ManagementFactory;
15	+	import java.lang.management.ThreadInfo;
16	+	import java.lang.reflect.Method;
17	+	import java.util.ArrayList;
18		import java.util.Arrays;
19		import java.util.Date;
20	+	import java.util.Enumeration;
21	+	import java.util.List;
22		import java.util.NoSuchElementException;
23		import java.util.PropertyPermission;
24		import java.util.concurrent.*;
#	Line 69 | Line 75 | import java.security.SecurityPermission;
75		*
76		* </ol>
77		*
78	<	* <p> <b>Other notes</b>
78	>	* <p><b>Other notes</b>
79		* <ul>
80		*
81		* <li> Usually, there is one testcase method per JSR166 method
#	Line 142 | Line 148 | public class JSR166TestCase extends Test
148		}
149
150		/**
151	<	* Runs all JSR166 unit tests using junit.textui.TestRunner
151	>	* Runs all JSR166 unit tests using junit.textui.TestRunner.
152	>	* Optional command line arg provides the number of iterations to
153	>	* repeat running the tests.
154		*/
155		public static void main(String[] args) {
156		if (useSecurityManager) {
#	Line 174 | Line 182 | public class JSR166TestCase extends Test
182		return suite;
183		}
184
185	+	public static void addNamedTestClasses(TestSuite suite,
186	+	String... testClassNames) {
187	+	for (String testClassName : testClassNames) {
188	+	try {
189	+	Class<?> testClass = Class.forName(testClassName);
190	+	Method m = testClass.getDeclaredMethod("suite",
191	+	new Class<?>[0]);
192	+	suite.addTest(newTestSuite((Test)m.invoke(null)));
193	+	} catch (Exception e) {
194	+	throw new Error("Missing test class", e);
195	+	}
196	+	}
197	+	}
198	+
199	+	public static final double JAVA_CLASS_VERSION;
200	+	static {
201	+	try {
202	+	JAVA_CLASS_VERSION = java.security.AccessController.doPrivileged(
203	+	new java.security.PrivilegedAction<Double>() {
204	+	public Double run() {
205	+	return Double.valueOf(System.getProperty("java.class.version"));}});
206	+	} catch (Throwable t) {
207	+	throw new Error(t);
208	+	}
209	+	}
210	+
211	+	public static boolean atLeastJava6() { return JAVA_CLASS_VERSION >= 50.0; }
212	+	public static boolean atLeastJava7() { return JAVA_CLASS_VERSION >= 51.0; }
213	+	public static boolean atLeastJava8() { return JAVA_CLASS_VERSION >= 52.0; }
214	+
215		/**
216		* Collects all JSR166 unit tests as one suite.
217		*/
218		public static Test suite() {
219	<	return newTestSuite(
219	>	// Java7+ test classes
220	>	TestSuite suite = newTestSuite(
221		ForkJoinPoolTest.suite(),
222		ForkJoinTaskTest.suite(),
223		RecursiveActionTest.suite(),
#	Line 243 | Line 282 | public class JSR166TestCase extends Test
282		TreeSetTest.suite(),
283		TreeSubMapTest.suite(),
284		TreeSubSetTest.suite());
285	+
286	+	// Java8+ test classes
287	+	if (atLeastJava8()) {
288	+	String[] java8TestClassNames = {
289	+	"CompletableFutureTest",
290	+	"CountedCompleterTest",
291	+	"DoubleAccumulatorTest",
292	+	"DoubleAdderTest",
293	+	"ForkJoinPool8Test",
294	+	"LongAccumulatorTest",
295	+	"LongAdderTest",
296	+	"StampedLockTest",
297	+	};
298	+	addNamedTestClasses(suite, java8TestClassNames);
299	+	}
300	+
301	+	return suite;
302		}
303
304
#	Line 334 | Line 390 | public class JSR166TestCase extends Test
390
391		if (Thread.interrupted())
392		throw new AssertionFailedError("interrupt status set in main thread");
393	+
394	+	checkForkJoinPoolThreadLeaks();
395	+	}
396	+
397	+	/**
398	+	* Find missing try { ... } finally { joinPool(e); }
399	+	*/
400	+	void checkForkJoinPoolThreadLeaks() throws InterruptedException {
401	+	Thread[] survivors = new Thread[5];
402	+	int count = Thread.enumerate(survivors);
403	+	for (int i = 0; i < count; i++) {
404	+	Thread thread = survivors[i];
405	+	String name = thread.getName();
406	+	if (name.startsWith("ForkJoinPool-")) {
407	+	// give thread some time to terminate
408	+	thread.join(LONG_DELAY_MS);
409	+	if (!thread.isAlive()) continue;
410	+	thread.stop();
411	+	throw new AssertionFailedError
412	+	(String.format("Found leaked ForkJoinPool thread test=%s thread=%s%n",
413	+	toString(), name));
414	+	}
415	+	}
416		}
417
418		/**
#	Line 507 | Line 586 | public class JSR166TestCase extends Test
586		}
587
588		/**
589	+	* A debugging tool to print all stack traces, as jstack does.
590	+	*/
591	+	static void printAllStackTraces() {
592	+	for (ThreadInfo info :
593	+	ManagementFactory.getThreadMXBean()
594	+	.dumpAllThreads(true, true))
595	+	System.err.print(info);
596	+	}
597	+
598	+	/**
599		* Checks that thread does not terminate within the default
600		* millisecond delay of {@code timeoutMillis()}.
601		*/
#	Line 528 | Line 617 | public class JSR166TestCase extends Test
617		}
618
619		/**
620	+	* Checks that the threads do not terminate within the default
621	+	* millisecond delay of {@code timeoutMillis()}.
622	+	*/
623	+	void assertThreadsStayAlive(Thread... threads) {
624	+	assertThreadsStayAlive(timeoutMillis(), threads);
625	+	}
626	+
627	+	/**
628	+	* Checks that the threads do not terminate within the given millisecond delay.
629	+	*/
630	+	void assertThreadsStayAlive(long millis, Thread... threads) {
631	+	try {
632	+	// No need to optimize the failing case via Thread.join.
633	+	delay(millis);
634	+	for (Thread thread : threads)
635	+	assertTrue(thread.isAlive());
636	+	} catch (InterruptedException ie) {
637	+	fail("Unexpected InterruptedException");
638	+	}
639	+	}
640	+
641	+	/**
642		* Checks that future.get times out, with the default timeout of
643		* {@code timeoutMillis()}.
644		*/
#	Line 601 | Line 712 | public class JSR166TestCase extends Test
712		SecurityManager sm = System.getSecurityManager();
713		if (sm == null) {
714		r.run();
715	+	}
716	+	runWithSecurityManagerWithPermissions(r, permissions);
717	+	}
718	+
719	+	/**
720	+	* Runs Runnable r with a security policy that permits precisely
721	+	* the specified permissions.  If there is no current security
722	+	* manager, a temporary one is set for the duration of the
723	+	* Runnable.  We require that any security manager permit
724	+	* getPolicy/setPolicy.
725	+	*/
726	+	public void runWithSecurityManagerWithPermissions(Runnable r,
727	+	Permission... permissions) {
728	+	SecurityManager sm = System.getSecurityManager();
729	+	if (sm == null) {
730		Policy savedPolicy = Policy.getPolicy();
731		try {
732		Policy.setPolicy(permissivePolicy());
733		System.setSecurityManager(new SecurityManager());
734	<	runWithPermissions(r, permissions);
734	>	runWithSecurityManagerWithPermissions(r, permissions);
735		} finally {
736		System.setSecurityManager(null);
737		Policy.setPolicy(savedPolicy);
#	Line 653 | Line 779 | public class JSR166TestCase extends Test
779		return perms.implies(p);
780		}
781		public void refresh() {}
782	+	public String toString() {
783	+	List<Permission> ps = new ArrayList<Permission>();
784	+	for (Enumeration<Permission> e = perms.elements(); e.hasMoreElements();)
785	+	ps.add(e.nextElement());
786	+	return "AdjustablePolicy with permissions " + ps;
787	+	}
788		}
789
790		/**
#	Line 690 | Line 822 | public class JSR166TestCase extends Test
822		}
823
824		/**
825	<	* Waits up to the specified number of milliseconds for the given
825	>	* Spin-waits up to the specified number of milliseconds for the given
826		* thread to enter a wait state: BLOCKED, WAITING, or TIMED_WAITING.
827		*/
828		void waitForThreadToEnterWaitState(Thread thread, long timeoutMillis) {
829	<	long timeoutNanos = timeoutMillis * 1000L * 1000L;
698	<	long t0 = System.nanoTime();
829	>	long startTime = System.nanoTime();
830		for (;;) {
831		Thread.State s = thread.getState();
832		if (s == Thread.State.BLOCKED ||
#	Line 704 | Line 835 | public class JSR166TestCase extends Test
835		return;
836		else if (s == Thread.State.TERMINATED)
837		fail("Unexpected thread termination");
838	<	else if (System.nanoTime() - t0 > timeoutNanos) {
838	>	else if (millisElapsedSince(startTime) > timeoutMillis) {
839		threadAssertTrue(thread.isAlive());
840		return;
841		}
#	Line 905 | Line 1036 | public class JSR166TestCase extends Test
1036		}
1037		}
1038
1039	+	public void await(Semaphore semaphore) {
1040	+	try {
1041	+	assertTrue(semaphore.tryAcquire(LONG_DELAY_MS, MILLISECONDS));
1042	+	} catch (Throwable t) {
1043	+	threadUnexpectedException(t);
1044	+	}
1045	+	}
1046	+
1047		//     /**
1048		//      * Spin-waits up to LONG_DELAY_MS until flag becomes true.
1049		//      */
#	Line 1173 | Line 1312 | public class JSR166TestCase extends Test
1312		}
1313		}
1314
1315	<	@SuppressWarnings("unchecked")
1316	<	<T> T serialClone(T o) {
1315	>	void assertSerialEquals(Object x, Object y) {
1316	>	assertTrue(Arrays.equals(serialBytes(x), serialBytes(y)));
1317	>	}
1318	>
1319	>	void assertNotSerialEquals(Object x, Object y) {
1320	>	assertFalse(Arrays.equals(serialBytes(x), serialBytes(y)));
1321	>	}
1322	>
1323	>	byte[] serialBytes(Object o) {
1324		try {
1325		ByteArrayOutputStream bos = new ByteArrayOutputStream();
1326		ObjectOutputStream oos = new ObjectOutputStream(bos);
1327		oos.writeObject(o);
1328		oos.flush();
1329		oos.close();
1330	<	ByteArrayInputStream bin =
1331	<	new ByteArrayInputStream(bos.toByteArray());
1332	<	ObjectInputStream ois = new ObjectInputStream(bin);
1333	<	return (T) ois.readObject();
1330	>	return bos.toByteArray();
1331	>	} catch (Throwable t) {
1332	>	threadUnexpectedException(t);
1333	>	return new byte[0];
1334	>	}
1335	>	}
1336	>
1337	>	@SuppressWarnings("unchecked")
1338	>	<T> T serialClone(T o) {
1339	>	try {
1340	>	ObjectInputStream ois = new ObjectInputStream
1341	>	(new ByteArrayInputStream(serialBytes(o)));
1342	>	T clone = (T) ois.readObject();
1343	>	assertSame(o.getClass(), clone.getClass());
1344	>	return clone;
1345		} catch (Throwable t) {
1346		threadUnexpectedException(t);
1347		return null;

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