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Comparing jsr166/src/test/tck/ExecutorsTest.java (file contents):
Revision 1.16 by dl, Tue Jan 27 11:37:00 2004 UTC vs.
Revision 1.26 by jsr166, Sat Nov 21 02:33:20 2009 UTC

#	Line 2 | Line 2
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
4		* http://creativecommons.org/licenses/publicdomain
5	<	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	<	* Pat Fisher, Mike Judd.
5	>	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	>	* Pat Fisher, Mike Judd.
7		*/
8
9
10		import junit.framework.*;
11		import java.util.*;
12		import java.util.concurrent.*;
13	+	import static java.util.concurrent.TimeUnit.MILLISECONDS;
14		import java.math.BigInteger;
15		import java.security.*;
16
17	<	public class ExecutorsTest extends JSR166TestCase{
17	>	public class ExecutorsTest extends JSR166TestCase {
18		public static void main(String[] args) {
19	<	junit.textui.TestRunner.run (suite());
19	>	junit.textui.TestRunner.run (suite());
20		}
21		public static Test suite() {
22		return new TestSuite(ExecutorsTest.class);
#	Line 25 | Line 26 | public class ExecutorsTest extends JSR16
26		private final ExecutorService exec;
27		private final Callable<T> func;
28		private final long msecs;
29	<
29	>
30		TimedCallable(ExecutorService exec, Callable<T> func, long msecs) {
31		this.exec = exec;
32		this.func = func;
33		this.msecs = msecs;
34		}
35	<
35	>
36		public T call() throws Exception {
37		Future<T> ftask = exec.submit(func);
38		try {
39	<	return ftask.get(msecs, TimeUnit.MILLISECONDS);
39	>	return ftask.get(msecs, MILLISECONDS);
40		} finally {
41		ftask.cancel(true);
42		}
#	Line 90 | Line 91 | public class ExecutorsTest extends JSR16
91		try {
92		ExecutorService e = Executors.newCachedThreadPool(null);
93		shouldThrow();
94	<	}
94	<	catch(NullPointerException success) {
95	<	}
94	>	} catch (NullPointerException success) {}
95		}
96
97
#	Line 125 | Line 124 | public class ExecutorsTest extends JSR16
124		try {
125		ExecutorService e = Executors.newSingleThreadExecutor(null);
126		shouldThrow();
127	<	}
129	<	catch(NullPointerException success) {
130	<	}
127	>	} catch (NullPointerException success) {}
128		}
129
130		/**
#	Line 137 | Line 134 | public class ExecutorsTest extends JSR16
134		ExecutorService e = Executors.newSingleThreadExecutor();
135		try {
136		ThreadPoolExecutor tpe = (ThreadPoolExecutor)e;
137	+	shouldThrow();
138		} catch (ClassCastException success) {
139		} finally {
140		joinPool(e);
#	Line 173 | Line 171 | public class ExecutorsTest extends JSR16
171		try {
172		ExecutorService e = Executors.newFixedThreadPool(2, null);
173		shouldThrow();
174	<	}
177	<	catch(NullPointerException success) {
178	<	}
174	>	} catch (NullPointerException success) {}
175		}
176
177		/**
#	Line 185 | Line 181 | public class ExecutorsTest extends JSR16
181		try {
182		ExecutorService e = Executors.newFixedThreadPool(0);
183		shouldThrow();
184	<	}
189	<	catch(IllegalArgumentException success) {
190	<	}
184	>	} catch (IllegalArgumentException success) {}
185		}
186
187
#	Line 208 | Line 202 | public class ExecutorsTest extends JSR16
202		public void testunconfigurableExecutorServiceNPE() {
203		try {
204		ExecutorService e = Executors.unconfigurableExecutorService(null);
205	<	}
206	<	catch (NullPointerException success) {
213	<	}
205	>	shouldThrow();
206	>	} catch (NullPointerException success) {}
207		}
208
209		/**
#	Line 219 | Line 212 | public class ExecutorsTest extends JSR16
212		public void testunconfigurableScheduledExecutorServiceNPE() {
213		try {
214		ExecutorService e = Executors.unconfigurableScheduledExecutorService(null);
215	<	}
216	<	catch (NullPointerException success) {
224	<	}
215	>	shouldThrow();
216	>	} catch (NullPointerException success) {}
217		}
218
219
220		/**
221		* a newSingleThreadScheduledExecutor successfully runs delayed task
222		*/
223	<	public void testNewSingleThreadScheduledExecutor() {
224	<	try {
225	<	TrackedCallable callable = new TrackedCallable();
226	<	ScheduledExecutorService p1 = Executors.newSingleThreadScheduledExecutor();
227	<	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
228	<	assertFalse(callable.done);
229	<	Thread.sleep(MEDIUM_DELAY_MS);
230	<	assertTrue(callable.done);
231	<	assertEquals(Boolean.TRUE, f.get());
240	<	joinPool(p1);
241	<	} catch(RejectedExecutionException e){}
242	<	catch(Exception e){
243	<	e.printStackTrace();
244	<	unexpectedException();
245	<	}
223	>	public void testNewSingleThreadScheduledExecutor() throws Exception {
224	>	TrackedCallable callable = new TrackedCallable();
225	>	ScheduledExecutorService p1 = Executors.newSingleThreadScheduledExecutor();
226	>	Future f = p1.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
227	>	assertFalse(callable.done);
228	>	Thread.sleep(MEDIUM_DELAY_MS);
229	>	assertTrue(callable.done);
230	>	assertEquals(Boolean.TRUE, f.get());
231	>	joinPool(p1);
232		}
233
234		/**
235		* a newScheduledThreadPool successfully runs delayed task
236		*/
237	<	public void testnewScheduledThreadPool() {
238	<	try {
239	<	TrackedCallable callable = new TrackedCallable();
240	<	ScheduledExecutorService p1 = Executors.newScheduledThreadPool(2);
241	<	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
242	<	assertFalse(callable.done);
243	<	Thread.sleep(MEDIUM_DELAY_MS);
244	<	assertTrue(callable.done);
245	<	assertEquals(Boolean.TRUE, f.get());
260	<	joinPool(p1);
261	<	} catch(RejectedExecutionException e){}
262	<	catch(Exception e){
263	<	e.printStackTrace();
264	<	unexpectedException();
265	<	}
237	>	public void testnewScheduledThreadPool() throws Exception {
238	>	TrackedCallable callable = new TrackedCallable();
239	>	ScheduledExecutorService p1 = Executors.newScheduledThreadPool(2);
240	>	Future f = p1.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
241	>	assertFalse(callable.done);
242	>	Thread.sleep(MEDIUM_DELAY_MS);
243	>	assertTrue(callable.done);
244	>	assertEquals(Boolean.TRUE, f.get());
245	>	joinPool(p1);
246		}
247
248		/**
249	<	* an unconfigurable  newScheduledThreadPool successfully runs delayed task
250	<	*/
251	<	public void testunconfigurableScheduledExecutorService() {
252	<	try {
253	<	TrackedCallable callable = new TrackedCallable();
254	<	ScheduledExecutorService p1 = Executors.unconfigurableScheduledExecutorService(Executors.newScheduledThreadPool(2));
255	<	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
256	<	assertFalse(callable.done);
257	<	Thread.sleep(MEDIUM_DELAY_MS);
258	<	assertTrue(callable.done);
259	<	assertEquals(Boolean.TRUE, f.get());
280	<	joinPool(p1);
281	<	} catch(RejectedExecutionException e){}
282	<	catch(Exception e){
283	<	e.printStackTrace();
284	<	unexpectedException();
285	<	}
249	>	* an unconfigurable newScheduledThreadPool successfully runs delayed task
250	>	*/
251	>	public void testunconfigurableScheduledExecutorService() throws Exception {
252	>	TrackedCallable callable = new TrackedCallable();
253	>	ScheduledExecutorService p1 = Executors.unconfigurableScheduledExecutorService(Executors.newScheduledThreadPool(2));
254	>	Future f = p1.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
255	>	assertFalse(callable.done);
256	>	Thread.sleep(MEDIUM_DELAY_MS);
257	>	assertTrue(callable.done);
258	>	assertEquals(Boolean.TRUE, f.get());
259	>	joinPool(p1);
260		}
261
262		/**
263		*  timeouts from execute will time out if they compute too long.
264		*/
265	<	public void testTimedCallable() {
265	>	public void testTimedCallable() throws Exception {
266		int N = 10000;
267		ExecutorService executor = Executors.newSingleThreadExecutor();
268		List<Callable<BigInteger>> tasks = new ArrayList<Callable<BigInteger>>(N);
269		try {
270		long startTime = System.currentTimeMillis();
271	<
271	>
272		long i = 0;
273		while (tasks.size() < N) {
274		tasks.add(new TimedCallable<BigInteger>(executor, new Fib(i), 1));
275		i += 10;
276		}
277	<
277	>
278		int iters = 0;
279		BigInteger sum = BigInteger.ZERO;
280		for (Iterator<Callable<BigInteger>> it = tasks.iterator(); it.hasNext();) {
#	Line 312 | Line 286 | public class ExecutorsTest extends JSR16
286		assertTrue(iters > 0);
287		return;
288		}
315	–	catch (Exception e) {
316	–	unexpectedException();
317	–	}
289		}
290		// if by chance we didn't ever time out, total time must be small
291		long elapsed = System.currentTimeMillis() - startTime;
#	Line 325 | Line 296 | public class ExecutorsTest extends JSR16
296		}
297		}
298
299	<
299	>
300		/**
301		* ThreadPoolExecutor using defaultThreadFactory has
302		* specified group, priority, daemon status, and name
303		*/
304	<	public void testDefaultThreadFactory() {
304	>	public void testDefaultThreadFactory() throws Exception {
305		final ThreadGroup egroup = Thread.currentThread().getThreadGroup();
306		Runnable r = new Runnable() {
307		public void run() {
308	<	try {
309	<	Thread current = Thread.currentThread();
310	<	threadAssertTrue(!current.isDaemon());
311	<	threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY);
312	<	ThreadGroup g = current.getThreadGroup();
313	<	SecurityManager s = System.getSecurityManager();
314	<	if (s != null)
315	<	threadAssertTrue(g == s.getThreadGroup());
316	<	else
317	<	threadAssertTrue(g == egroup);
318	<	String name = current.getName();
319	<	threadAssertTrue(name.endsWith("thread-1"));
320	<	} catch (SecurityException ok) {
321	<	// Also pass if not allowed to change setting
322	<	}
308	>	try {
309	>	Thread current = Thread.currentThread();
310	>	threadAssertTrue(!current.isDaemon());
311	>	threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY);
312	>	ThreadGroup g = current.getThreadGroup();
313	>	SecurityManager s = System.getSecurityManager();
314	>	if (s != null)
315	>	threadAssertTrue(g == s.getThreadGroup());
316	>	else
317	>	threadAssertTrue(g == egroup);
318	>	String name = current.getName();
319	>	threadAssertTrue(name.endsWith("thread-1"));
320	>	} catch (SecurityException ok) {
321	>	// Also pass if not allowed to change setting
322	>	}
323		}
324		};
325		ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory());
326	<
326	>
327		e.execute(r);
328		try {
329		e.shutdown();
330	<	} catch(SecurityException ok) {
330	>	} catch (SecurityException ok) {
331		}
332	<
332	>
333		try {
334		Thread.sleep(SHORT_DELAY_MS);
364	–	} catch (Exception eX) {
365	–	unexpectedException();
335		} finally {
336		joinPool(e);
337		}
#	Line 373 | Line 342 | public class ExecutorsTest extends JSR16
342		* specified group, priority, daemon status, name,
343		* access control context and context class loader
344		*/
345	<	public void testPrivilegedThreadFactory() {
345	>	public void testPrivilegedThreadFactory() throws Exception {
346		Policy savedPolicy = null;
347		try {
348		savedPolicy = Policy.getPolicy();
#	Line 389 | Line 358 | public class ExecutorsTest extends JSR16
358		final AccessControlContext thisacc = AccessController.getContext();
359		Runnable r = new Runnable() {
360		public void run() {
361	<	try {
362	<	Thread current = Thread.currentThread();
363	<	threadAssertTrue(!current.isDaemon());
364	<	threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY);
365	<	ThreadGroup g = current.getThreadGroup();
366	<	SecurityManager s = System.getSecurityManager();
367	<	if (s != null)
368	<	threadAssertTrue(g == s.getThreadGroup());
369	<	else
370	<	threadAssertTrue(g == egroup);
371	<	String name = current.getName();
372	<	threadAssertTrue(name.endsWith("thread-1"));
373	<	threadAssertTrue(thisccl == current.getContextClassLoader());
374	<	threadAssertTrue(thisacc.equals(AccessController.getContext()));
375	<	} catch(SecurityException ok) {
376	<	// Also pass if not allowed to change settings
377	<	}
361	>	try {
362	>	Thread current = Thread.currentThread();
363	>	threadAssertTrue(!current.isDaemon());
364	>	threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY);
365	>	ThreadGroup g = current.getThreadGroup();
366	>	SecurityManager s = System.getSecurityManager();
367	>	if (s != null)
368	>	threadAssertTrue(g == s.getThreadGroup());
369	>	else
370	>	threadAssertTrue(g == egroup);
371	>	String name = current.getName();
372	>	threadAssertTrue(name.endsWith("thread-1"));
373	>	threadAssertTrue(thisccl == current.getContextClassLoader());
374	>	threadAssertTrue(thisacc.equals(AccessController.getContext()));
375	>	} catch (SecurityException ok) {
376	>	// Also pass if not allowed to change settings
377	>	}
378		}
379		};
380		ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory());
381	<
381	>
382		Policy.setPolicy(savedPolicy);
383		e.execute(r);
384		try {
385		e.shutdown();
386	<	} catch(SecurityException ok) {
386	>	} catch (SecurityException ok) {
387		}
388		try {
389		Thread.sleep(SHORT_DELAY_MS);
421	–	} catch (Exception ex) {
422	–	unexpectedException();
390		} finally {
391		joinPool(e);
392		}
#	Line 427 | Line 394 | public class ExecutorsTest extends JSR16
394		}
395
396		void checkCCL() {
397	<	AccessController.getContext().checkPermission(new RuntimePermission("getContextClassLoader"));
397	>	SecurityManager sm = System.getSecurityManager();
398	>	if (sm != null) {
399	>	sm.checkPermission(new RuntimePermission("setContextClassLoader"));
400	>	sm.checkPermission(new RuntimePermission("getClassLoader"));
401	>	}
402		}
403
404		class CheckCCL implements Callable<Object> {
#	Line 443 | Line 414 | public class ExecutorsTest extends JSR16
414		* privilegedCallableUsingCurrentClassLoader throws ACE
415		*/
416		public void testCreatePrivilegedCallableUsingCCLWithNoPrivs() {
417	<	Policy savedPolicy = null;
417	>	Policy savedPolicy = null;
418		try {
419		savedPolicy = Policy.getPolicy();
420		AdjustablePolicy policy = new AdjustablePolicy();
#	Line 458 | Line 429 | public class ExecutorsTest extends JSR16
429		// too many privileges to test; so return
430		Policy.setPolicy(savedPolicy);
431		return;
432	<	} catch(AccessControlException ok) {
433	<	}
432	>	} catch (AccessControlException ok) {
433	>	}
434
435		try {
436		Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable());
437		shouldThrow();
438	<	} catch(AccessControlException success) {
439	<	} catch(Exception ex) {
469	<	unexpectedException();
470	<	}
471	<	finally {
438	>	} catch (AccessControlException success) {
439	>	} finally {
440		Policy.setPolicy(savedPolicy);
441		}
442		}
#	Line 477 | Line 445 | public class ExecutorsTest extends JSR16
445		* With class loader permissions, calling
446		* privilegedCallableUsingCurrentClassLoader does not throw ACE
447		*/
448	<	public void testprivilegedCallableUsingCCLWithPrivs() {
449	<	Policy savedPolicy = null;
448	>	public void testprivilegedCallableUsingCCLWithPrivs() throws Exception {
449	>	Policy savedPolicy = null;
450		try {
451		savedPolicy = Policy.getPolicy();
452		AdjustablePolicy policy = new AdjustablePolicy();
#	Line 488 | Line 456 | public class ExecutorsTest extends JSR16
456		} catch (AccessControlException ok) {
457		return;
458		}
459	<
459	>
460		try {
461		Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable());
462		task.call();
463	<	} catch(Exception ex) {
496	<	unexpectedException();
497	<	}
463	>	}
464		finally {
465		Policy.setPolicy(savedPolicy);
466		}
#	Line 503 | Line 469 | public class ExecutorsTest extends JSR16
469		/**
470		* Without permissions, calling privilegedCallable throws ACE
471		*/
472	<	public void testprivilegedCallableWithNoPrivs() {
472	>	public void testprivilegedCallableWithNoPrivs() throws Exception {
473		Callable task;
474		Policy savedPolicy = null;
475		AdjustablePolicy policy = null;
#	Line 519 | Line 485 | public class ExecutorsTest extends JSR16
485		return; // program has too few permissions to set up test
486		}
487
488	<	// Make sure that program doesn't have too many permissions
488	>	// Make sure that program doesn't have too many permissions
489		try {
490		AccessController.doPrivileged(new PrivilegedAction() {
491		public Object run() {
#	Line 528 | Line 494 | public class ExecutorsTest extends JSR16
494		}}, noprivAcc);
495		// too many permssions; skip test
496		return;
497	<	} catch(AccessControlException ok) {
497	>	} catch (AccessControlException ok) {
498		}
499
500		try {
501		task.call();
502		shouldThrow();
503	<	} catch(AccessControlException success) {
538	<	} catch(Exception ex) {
539	<	unexpectedException();
540	<	}
503	>	} catch (AccessControlException success) {}
504		}
505
506		/**
507		* With permissions, calling privilegedCallable succeeds
508		*/
509	<	public void testprivilegedCallableWithPrivs() {
510	<	Policy savedPolicy = null;
509	>	public void testprivilegedCallableWithPrivs() throws Exception {
510	>	Policy savedPolicy = null;
511		try {
512		savedPolicy = Policy.getPolicy();
513		AdjustablePolicy policy = new AdjustablePolicy();
#	Line 554 | Line 517 | public class ExecutorsTest extends JSR16
517		} catch (AccessControlException ok) {
518		return;
519		}
520	<
520	>
521		Callable task = Executors.privilegedCallable(new CheckCCL());
522		try {
523		task.call();
561	–	} catch(Exception ex) {
562	–	unexpectedException();
524		} finally {
525		Policy.setPolicy(savedPolicy);
526		}
#	Line 567 | Line 528 | public class ExecutorsTest extends JSR16
528
529		/**
530		* callable(Runnable) returns null when called
531	<	*/
532	<	public void testCallable1() {
533	<	try {
534	<	Callable c = Executors.callable(new NoOpRunnable());
574	<	assertNull(c.call());
575	<	} catch(Exception ex) {
576	<	unexpectedException();
577	<	}
578	<
531	>	*/
532	>	public void testCallable1() throws Exception {
533	>	Callable c = Executors.callable(new NoOpRunnable());
534	>	assertNull(c.call());
535		}
536
537		/**
538		* callable(Runnable, result) returns result when called
539	<	*/
540	<	public void testCallable2() {
541	<	try {
542	<	Callable c = Executors.callable(new NoOpRunnable(), one);
587	<	assertEquals(one, c.call());
588	<	} catch(Exception ex) {
589	<	unexpectedException();
590	<	}
539	>	*/
540	>	public void testCallable2() throws Exception {
541	>	Callable c = Executors.callable(new NoOpRunnable(), one);
542	>	assertEquals(one, c.call());
543		}
544
545		/**
546		* callable(PrivilegedAction) returns its result when called
547	<	*/
548	<	public void testCallable3() {
549	<	try {
550	<	Callable c = Executors.callable(new PrivilegedAction() {
599	<	public Object run() { return one; }});
547	>	*/
548	>	public void testCallable3() throws Exception {
549	>	Callable c = Executors.callable(new PrivilegedAction() {
550	>	public Object run() { return one; }});
551		assertEquals(one, c.call());
601	–	} catch(Exception ex) {
602	–	unexpectedException();
603	–	}
552		}
553
554		/**
555		* callable(PrivilegedExceptionAction) returns its result when called
556	<	*/
557	<	public void testCallable4() {
558	<	try {
559	<	Callable c = Executors.callable(new PrivilegedExceptionAction() {
560	<	public Object run() { return one; }});
613	<	assertEquals(one, c.call());
614	<	} catch(Exception ex) {
615	<	unexpectedException();
616	<	}
556	>	*/
557	>	public void testCallable4() throws Exception {
558	>	Callable c = Executors.callable(new PrivilegedExceptionAction() {
559	>	public Object run() { return one; }});
560	>	assertEquals(one, c.call());
561		}
562
563
564		/**
565		* callable(null Runnable) throws NPE
566	<	*/
566	>	*/
567		public void testCallableNPE1() {
568		try {
569	<	Runnable r = null;
570	<	Callable c = Executors.callable(r);
571	<	} catch (NullPointerException success) {
628	<	}
569	>	Callable c = Executors.callable((Runnable) null);
570	>	shouldThrow();
571	>	} catch (NullPointerException success) {}
572		}
573
574		/**
575		* callable(null, result) throws NPE
576	<	*/
576	>	*/
577		public void testCallableNPE2() {
578		try {
579	<	Runnable r = null;
580	<	Callable c = Executors.callable(r, one);
581	<	} catch (NullPointerException success) {
639	<	}
579	>	Callable c = Executors.callable((Runnable) null, one);
580	>	shouldThrow();
581	>	} catch (NullPointerException success) {}
582		}
583
584		/**
585		* callable(null PrivilegedAction) throws NPE
586	<	*/
586	>	*/
587		public void testCallableNPE3() {
588		try {
589	<	PrivilegedAction r = null;
590	<	Callable c = Executors.callable(r);
591	<	} catch (NullPointerException success) {
650	<	}
589	>	Callable c = Executors.callable((PrivilegedAction) null);
590	>	shouldThrow();
591	>	} catch (NullPointerException success) {}
592		}
593
594		/**
595		* callable(null PrivilegedExceptionAction) throws NPE
596	<	*/
596	>	*/
597		public void testCallableNPE4() {
598		try {
599	<	PrivilegedExceptionAction r = null;
600	<	Callable c = Executors.callable(r);
601	<	} catch (NullPointerException success) {
661	<	}
599	>	Callable c = Executors.callable((PrivilegedExceptionAction) null);
600	>	shouldThrow();
601	>	} catch (NullPointerException success) {}
602		}
603
604

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