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

Comparing jsr166/src/test/tck/JSR166TestCase.java (file contents):
Revision 1.83 by jsr166, Fri May 27 19:29:59 2011 UTC vs.
Revision 1.98 by jsr166, Sun Feb 3 06:20:32 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	+	"StampedLockTest",
290	+	};
291	+	addNamedTestClasses(suite, java8TestClassNames);
292	+	}
293	+
294	+	return suite;
295		}
296
297
#	Line 283 | Line 332 | public class JSR166TestCase extends Test
332		* milliseconds in the future.
333		*/
334		Date delayedDate(long delayMillis) {
335	<	return new Date(new Date().getTime() + delayMillis);
335	>	return new Date(System.currentTimeMillis() + delayMillis);
336		}
337
338		/**
#	Line 307 | Line 356 | public class JSR166TestCase extends Test
356		}
357
358		/**
359	+	* Extra checks that get done for all test cases.
360	+	*
361		* Triggers test case failure if any thread assertions have failed,
362		* by rethrowing, in the test harness thread, any exception recorded
363		* earlier by threadRecordFailure.
364	+	*
365	+	* Triggers test case failure if interrupt status is set in the main thread.
366		*/
367		public void tearDown() throws Exception {
368		Throwable t = threadFailure.getAndSet(null);
#	Line 327 | Line 380 | public class JSR166TestCase extends Test
380		throw afe;
381		}
382		}
383	+
384	+	if (Thread.interrupted())
385	+	throw new AssertionFailedError("interrupt status set in main thread");
386		}
387
388		/**
#	Line 500 | Line 556 | public class JSR166TestCase extends Test
556		}
557
558		/**
559	+	* A debugging tool to print all stack traces, as jstack does.
560	+	*/
561	+	static void printAllStackTraces() {
562	+	for (ThreadInfo info :
563	+	ManagementFactory.getThreadMXBean()
564	+	.dumpAllThreads(true, true))
565	+	System.err.print(info);
566	+	}
567	+
568	+	/**
569		* Checks that thread does not terminate within the default
570		* millisecond delay of {@code timeoutMillis()}.
571		*/
#	Line 521 | Line 587 | public class JSR166TestCase extends Test
587		}
588
589		/**
590	+	* Checks that the threads do not terminate within the default
591	+	* millisecond delay of {@code timeoutMillis()}.
592	+	*/
593	+	void assertThreadsStayAlive(Thread... threads) {
594	+	assertThreadsStayAlive(timeoutMillis(), threads);
595	+	}
596	+
597	+	/**
598	+	* Checks that the threads do not terminate within the given millisecond delay.
599	+	*/
600	+	void assertThreadsStayAlive(long millis, Thread... threads) {
601	+	try {
602	+	// No need to optimize the failing case via Thread.join.
603	+	delay(millis);
604	+	for (Thread thread : threads)
605	+	assertTrue(thread.isAlive());
606	+	} catch (InterruptedException ie) {
607	+	fail("Unexpected InterruptedException");
608	+	}
609	+	}
610	+
611	+	/**
612		* Checks that future.get times out, with the default timeout of
613		* {@code timeoutMillis()}.
614		*/
#	Line 594 | Line 682 | public class JSR166TestCase extends Test
682		SecurityManager sm = System.getSecurityManager();
683		if (sm == null) {
684		r.run();
685	+	}
686	+	runWithSecurityManagerWithPermissions(r, permissions);
687	+	}
688	+
689	+	/**
690	+	* Runs Runnable r with a security policy that permits precisely
691	+	* the specified permissions.  If there is no current security
692	+	* manager, a temporary one is set for the duration of the
693	+	* Runnable.  We require that any security manager permit
694	+	* getPolicy/setPolicy.
695	+	*/
696	+	public void runWithSecurityManagerWithPermissions(Runnable r,
697	+	Permission... permissions) {
698	+	SecurityManager sm = System.getSecurityManager();
699	+	if (sm == null) {
700		Policy savedPolicy = Policy.getPolicy();
701		try {
702		Policy.setPolicy(permissivePolicy());
703		System.setSecurityManager(new SecurityManager());
704	<	runWithPermissions(r, permissions);
704	>	runWithSecurityManagerWithPermissions(r, permissions);
705		} finally {
706		System.setSecurityManager(null);
707		Policy.setPolicy(savedPolicy);
#	Line 646 | Line 749 | public class JSR166TestCase extends Test
749		return perms.implies(p);
750		}
751		public void refresh() {}
752	+	public String toString() {
753	+	List<Permission> ps = new ArrayList<Permission>();
754	+	for (Enumeration<Permission> e = perms.elements(); e.hasMoreElements();)
755	+	ps.add(e.nextElement());
756	+	return "AdjustablePolicy with permissions " + ps;
757	+	}
758		}
759
760		/**
#	Line 683 | Line 792 | public class JSR166TestCase extends Test
792		}
793
794		/**
795	<	* Waits up to the specified number of milliseconds for the given
795	>	* Spin-waits up to the specified number of milliseconds for the given
796		* thread to enter a wait state: BLOCKED, WAITING, or TIMED_WAITING.
797		*/
798		void waitForThreadToEnterWaitState(Thread thread, long timeoutMillis) {
799	<	long timeoutNanos = timeoutMillis * 1000L * 1000L;
691	<	long t0 = System.nanoTime();
799	>	long startTime = System.nanoTime();
800		for (;;) {
801		Thread.State s = thread.getState();
802		if (s == Thread.State.BLOCKED ||
#	Line 697 | Line 805 | public class JSR166TestCase extends Test
805		return;
806		else if (s == Thread.State.TERMINATED)
807		fail("Unexpected thread termination");
808	<	else if (System.nanoTime() - t0 > timeoutNanos) {
808	>	else if (millisElapsedSince(startTime) > timeoutMillis) {
809		threadAssertTrue(thread.isAlive());
810		return;
811		}
#	Line 898 | Line 1006 | public class JSR166TestCase extends Test
1006		}
1007		}
1008
1009	+	public void await(Semaphore semaphore) {
1010	+	try {
1011	+	assertTrue(semaphore.tryAcquire(LONG_DELAY_MS, MILLISECONDS));
1012	+	} catch (Throwable t) {
1013	+	threadUnexpectedException(t);
1014	+	}
1015	+	}
1016	+
1017		//     /**
1018		//      * Spin-waits up to LONG_DELAY_MS until flag becomes true.
1019		//      */
#	Line 1119 | Line 1235 | public class JSR166TestCase extends Test
1235		}
1236
1237		/**
1238	<	* A CyclicBarrier that fails with AssertionFailedErrors instead
1239	<	* of throwing checked exceptions.
1238	>	* A CyclicBarrier that uses timed await and fails with
1239	>	* AssertionFailedErrors instead of throwing checked exceptions.
1240		*/
1241		public class CheckedBarrier extends CyclicBarrier {
1242		public CheckedBarrier(int parties) { super(parties); }
1243
1244		public int await() {
1245		try {
1246	<	return super.await();
1246	>	return super.await(2 * LONG_DELAY_MS, MILLISECONDS);
1247	>	} catch (TimeoutException e) {
1248	>	throw new AssertionFailedError("timed out");
1249		} catch (Exception e) {
1250		AssertionFailedError afe =
1251		new AssertionFailedError("Unexpected exception: " + e);
#	Line 1164 | Line 1282 | public class JSR166TestCase extends Test
1282		}
1283		}
1284
1285	<	@SuppressWarnings("unchecked")
1286	<	<T> T serialClone(T o) {
1285	>	void assertSerialEquals(Object x, Object y) {
1286	>	assertTrue(Arrays.equals(serialBytes(x), serialBytes(y)));
1287	>	}
1288	>
1289	>	void assertNotSerialEquals(Object x, Object y) {
1290	>	assertFalse(Arrays.equals(serialBytes(x), serialBytes(y)));
1291	>	}
1292	>
1293	>	byte[] serialBytes(Object o) {
1294		try {
1295		ByteArrayOutputStream bos = new ByteArrayOutputStream();
1296		ObjectOutputStream oos = new ObjectOutputStream(bos);
1297		oos.writeObject(o);
1298		oos.flush();
1299		oos.close();
1300	<	ByteArrayInputStream bin =
1301	<	new ByteArrayInputStream(bos.toByteArray());
1302	<	ObjectInputStream ois = new ObjectInputStream(bin);
1303	<	return (T) ois.readObject();
1300	>	return bos.toByteArray();
1301	>	} catch (Throwable t) {
1302	>	threadUnexpectedException(t);
1303	>	return new byte[0];
1304	>	}
1305	>	}
1306	>
1307	>	@SuppressWarnings("unchecked")
1308	>	<T> T serialClone(T o) {
1309	>	try {
1310	>	ObjectInputStream ois = new ObjectInputStream
1311	>	(new ByteArrayInputStream(serialBytes(o)));
1312	>	T clone = (T) ois.readObject();
1313	>	assertSame(o.getClass(), clone.getClass());
1314	>	return clone;
1315		} catch (Throwable t) {
1316		threadUnexpectedException(t);
1317		return null;

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