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Comparing jsr166/src/test/tck/ExecutorsTest.java (file contents):
Revision 1.14 by dl, Tue Jan 20 20:20:56 2004 UTC vs.
Revision 1.24 by jsr166, Fri Nov 20 22:58:48 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
#	Line 13 | Line 13 | import java.util.concurrent.*;
13		import java.math.BigInteger;
14		import java.security.*;
15
16	<	public class ExecutorsTest extends JSR166TestCase{
16	>	public class ExecutorsTest extends JSR166TestCase {
17		public static void main(String[] args) {
18	<	junit.textui.TestRunner.run (suite());
18	>	junit.textui.TestRunner.run (suite());
19		}
20		public static Test suite() {
21		return new TestSuite(ExecutorsTest.class);
#	Line 25 | Line 25 | public class ExecutorsTest extends JSR16
25		private final ExecutorService exec;
26		private final Callable<T> func;
27		private final long msecs;
28	<
28	>
29		TimedCallable(ExecutorService exec, Callable<T> func, long msecs) {
30		this.exec = exec;
31		this.func = func;
32		this.msecs = msecs;
33		}
34	<
34	>
35		public T call() throws Exception {
36		Future<T> ftask = exec.submit(func);
37		try {
#	Line 90 | Line 90 | public class ExecutorsTest extends JSR16
90		try {
91		ExecutorService e = Executors.newCachedThreadPool(null);
92		shouldThrow();
93	<	}
94	<	catch(NullPointerException success) {
95	<	}
93	>	} catch (NullPointerException success) {}
94		}
95
96
#	Line 125 | Line 123 | public class ExecutorsTest extends JSR16
123		try {
124		ExecutorService e = Executors.newSingleThreadExecutor(null);
125		shouldThrow();
126	<	}
129	<	catch(NullPointerException success) {
130	<	}
126	>	} catch (NullPointerException success) {}
127		}
128
129		/**
#	Line 137 | Line 133 | public class ExecutorsTest extends JSR16
133		ExecutorService e = Executors.newSingleThreadExecutor();
134		try {
135		ThreadPoolExecutor tpe = (ThreadPoolExecutor)e;
136	+	shouldThrow();
137		} catch (ClassCastException success) {
138		} finally {
139		joinPool(e);
#	Line 173 | Line 170 | public class ExecutorsTest extends JSR16
170		try {
171		ExecutorService e = Executors.newFixedThreadPool(2, null);
172		shouldThrow();
173	<	}
177	<	catch(NullPointerException success) {
178	<	}
173	>	} catch (NullPointerException success) {}
174		}
175
176		/**
#	Line 185 | Line 180 | public class ExecutorsTest extends JSR16
180		try {
181		ExecutorService e = Executors.newFixedThreadPool(0);
182		shouldThrow();
183	<	}
189	<	catch(IllegalArgumentException success) {
190	<	}
183	>	} catch (IllegalArgumentException success) {}
184		}
185
186
#	Line 208 | Line 201 | public class ExecutorsTest extends JSR16
201		public void testunconfigurableExecutorServiceNPE() {
202		try {
203		ExecutorService e = Executors.unconfigurableExecutorService(null);
204	<	}
205	<	catch (NullPointerException success) {
213	<	}
204	>	shouldThrow();
205	>	} catch (NullPointerException success) {}
206		}
207
208		/**
#	Line 219 | Line 211 | public class ExecutorsTest extends JSR16
211		public void testunconfigurableScheduledExecutorServiceNPE() {
212		try {
213		ExecutorService e = Executors.unconfigurableScheduledExecutorService(null);
214	<	}
215	<	catch (NullPointerException success) {
224	<	}
214	>	shouldThrow();
215	>	} catch (NullPointerException success) {}
216		}
217
218
219		/**
220		* a newSingleThreadScheduledExecutor successfully runs delayed task
221		*/
222	<	public void testNewSingleThreadScheduledExecutor() {
223	<	try {
224	<	TrackedCallable callable = new TrackedCallable();
225	<	ScheduledExecutorService p1 = Executors.newSingleThreadScheduledExecutor();
226	<	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
227	<	assertFalse(callable.done);
228	<	Thread.sleep(MEDIUM_DELAY_MS);
229	<	assertTrue(callable.done);
230	<	assertEquals(Boolean.TRUE, f.get());
240	<	joinPool(p1);
241	<	} catch(RejectedExecutionException e){}
242	<	catch(Exception e){
243	<	e.printStackTrace();
244	<	unexpectedException();
245	<	}
222	>	public void testNewSingleThreadScheduledExecutor() throws Exception {
223	>	TrackedCallable callable = new TrackedCallable();
224	>	ScheduledExecutorService p1 = Executors.newSingleThreadScheduledExecutor();
225	>	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
226	>	assertFalse(callable.done);
227	>	Thread.sleep(MEDIUM_DELAY_MS);
228	>	assertTrue(callable.done);
229	>	assertEquals(Boolean.TRUE, f.get());
230	>	joinPool(p1);
231		}
232
233		/**
234		* a newScheduledThreadPool successfully runs delayed task
235		*/
236	<	public void testnewScheduledThreadPool() {
237	<	try {
238	<	TrackedCallable callable = new TrackedCallable();
239	<	ScheduledExecutorService p1 = Executors.newScheduledThreadPool(2);
240	<	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
241	<	assertFalse(callable.done);
242	<	Thread.sleep(MEDIUM_DELAY_MS);
243	<	assertTrue(callable.done);
244	<	assertEquals(Boolean.TRUE, f.get());
260	<	joinPool(p1);
261	<	} catch(RejectedExecutionException e){}
262	<	catch(Exception e){
263	<	e.printStackTrace();
264	<	unexpectedException();
265	<	}
236	>	public void testnewScheduledThreadPool() throws Exception {
237	>	TrackedCallable callable = new TrackedCallable();
238	>	ScheduledExecutorService p1 = Executors.newScheduledThreadPool(2);
239	>	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
240	>	assertFalse(callable.done);
241	>	Thread.sleep(MEDIUM_DELAY_MS);
242	>	assertTrue(callable.done);
243	>	assertEquals(Boolean.TRUE, f.get());
244	>	joinPool(p1);
245		}
246
247		/**
248	<	* an unconfigurable  newScheduledThreadPool successfully runs delayed task
249	<	*/
250	<	public void testunconfigurableScheduledExecutorService() {
251	<	try {
252	<	TrackedCallable callable = new TrackedCallable();
253	<	ScheduledExecutorService p1 = Executors.unconfigurableScheduledExecutorService(Executors.newScheduledThreadPool(2));
254	<	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
255	<	assertFalse(callable.done);
256	<	Thread.sleep(MEDIUM_DELAY_MS);
257	<	assertTrue(callable.done);
258	<	assertEquals(Boolean.TRUE, f.get());
280	<	joinPool(p1);
281	<	} catch(RejectedExecutionException e){}
282	<	catch(Exception e){
283	<	e.printStackTrace();
284	<	unexpectedException();
285	<	}
248	>	* an unconfigurable newScheduledThreadPool successfully runs delayed task
249	>	*/
250	>	public void testunconfigurableScheduledExecutorService() throws Exception {
251	>	TrackedCallable callable = new TrackedCallable();
252	>	ScheduledExecutorService p1 = Executors.unconfigurableScheduledExecutorService(Executors.newScheduledThreadPool(2));
253	>	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
254	>	assertFalse(callable.done);
255	>	Thread.sleep(MEDIUM_DELAY_MS);
256	>	assertTrue(callable.done);
257	>	assertEquals(Boolean.TRUE, f.get());
258	>	joinPool(p1);
259		}
260
261		/**
262		*  timeouts from execute will time out if they compute too long.
263		*/
264	<	public void testTimedCallable() {
264	>	public void testTimedCallable() throws Exception {
265		int N = 10000;
266		ExecutorService executor = Executors.newSingleThreadExecutor();
267		List<Callable<BigInteger>> tasks = new ArrayList<Callable<BigInteger>>(N);
268		try {
269		long startTime = System.currentTimeMillis();
270	<
270	>
271		long i = 0;
272		while (tasks.size() < N) {
273		tasks.add(new TimedCallable<BigInteger>(executor, new Fib(i), 1));
274		i += 10;
275		}
276	<
276	>
277		int iters = 0;
278		BigInteger sum = BigInteger.ZERO;
279		for (Iterator<Callable<BigInteger>> it = tasks.iterator(); it.hasNext();) {
#	Line 312 | Line 285 | public class ExecutorsTest extends JSR16
285		assertTrue(iters > 0);
286		return;
287		}
315	–	catch (Exception e) {
316	–	unexpectedException();
317	–	}
288		}
289		// if by chance we didn't ever time out, total time must be small
290		long elapsed = System.currentTimeMillis() - startTime;
#	Line 325 | Line 295 | public class ExecutorsTest extends JSR16
295		}
296		}
297
298	<
298	>
299		/**
300		* ThreadPoolExecutor using defaultThreadFactory has
301		* specified group, priority, daemon status, and name
302		*/
303	<	public void testDefaultThreadFactory() {
303	>	public void testDefaultThreadFactory() throws Exception {
304		final ThreadGroup egroup = Thread.currentThread().getThreadGroup();
305		Runnable r = new Runnable() {
306		public void run() {
307		try {
308		Thread current = Thread.currentThread();
309		threadAssertTrue(!current.isDaemon());
310	<	threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY);
310	>	threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY);
311		ThreadGroup g = current.getThreadGroup();
312		SecurityManager s = System.getSecurityManager();
313		if (s != null)
#	Line 352 | Line 322 | public class ExecutorsTest extends JSR16
322		}
323		};
324		ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory());
325	<
325	>
326		e.execute(r);
327		try {
328		e.shutdown();
329	<	} catch(SecurityException ok) {
329	>	} catch (SecurityException ok) {
330		}
331	<
331	>
332		try {
333		Thread.sleep(SHORT_DELAY_MS);
364	–	} catch (Exception eX) {
365	–	unexpectedException();
334		} finally {
335		joinPool(e);
336		}
#	Line 373 | Line 341 | public class ExecutorsTest extends JSR16
341		* specified group, priority, daemon status, name,
342		* access control context and context class loader
343		*/
344	<	public void testPrivilegedThreadFactory() {
344	>	public void testPrivilegedThreadFactory() throws Exception {
345		Policy savedPolicy = null;
346		try {
347		savedPolicy = Policy.getPolicy();
#	Line 392 | Line 360 | public class ExecutorsTest extends JSR16
360		try {
361		Thread current = Thread.currentThread();
362		threadAssertTrue(!current.isDaemon());
363	<	threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY);
363	>	threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY);
364		ThreadGroup g = current.getThreadGroup();
365		SecurityManager s = System.getSecurityManager();
366		if (s != null)
#	Line 403 | Line 371 | public class ExecutorsTest extends JSR16
371		threadAssertTrue(name.endsWith("thread-1"));
372		threadAssertTrue(thisccl == current.getContextClassLoader());
373		threadAssertTrue(thisacc.equals(AccessController.getContext()));
374	<	} catch(SecurityException ok) {
374	>	} catch (SecurityException ok) {
375		// Also pass if not allowed to change settings
376		}
377		}
378		};
379		ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory());
380	<
380	>
381		Policy.setPolicy(savedPolicy);
382		e.execute(r);
383		try {
384		e.shutdown();
385	<	} catch(SecurityException ok) {
385	>	} catch (SecurityException ok) {
386		}
387		try {
388		Thread.sleep(SHORT_DELAY_MS);
421	–	} catch (Exception ex) {
422	–	unexpectedException();
389		} finally {
390		joinPool(e);
391		}
392
393		}
394
395	<	static class CheckCCL implements Callable<Object> {
395	>	void checkCCL() {
396	>	SecurityManager sm = System.getSecurityManager();
397	>	if (sm != null) {
398	>	sm.checkPermission(new RuntimePermission("setContextClassLoader"));
399	>	sm.checkPermission(new RuntimePermission("getClassLoader"));
400	>	}
401	>	}
402	>
403	>	class CheckCCL implements Callable<Object> {
404		public Object call() {
405	<	AccessControlContext acc = AccessController.getContext();
432	<	acc.checkPermission(new RuntimePermission("getContextClassLoader"));
405	>	checkCCL();
406		return null;
407		}
408		}
#	Line 449 | Line 422 | public class ExecutorsTest extends JSR16
422		return;
423		}
424
425	+	// Check if program still has too many permissions to run test
426	+	try {
427	+	checkCCL();
428	+	// too many privileges to test; so return
429	+	Policy.setPolicy(savedPolicy);
430	+	return;
431	+	} catch (AccessControlException ok) {
432	+	}
433	+
434		try {
435		Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable());
436		shouldThrow();
437	<	} catch(AccessControlException success) {
438	<	} catch(Exception ex) {
457	<	unexpectedException();
458	<	}
459	<	finally {
437	>	} catch (AccessControlException success) {
438	>	} finally {
439		Policy.setPolicy(savedPolicy);
440		}
441		}
442
443		/**
444	<	* Without class loader permissions, calling
445	<	* privilegedCallableUsingCurrentClassLoader throws ACE
444	>	* With class loader permissions, calling
445	>	* privilegedCallableUsingCurrentClassLoader does not throw ACE
446		*/
447	<	public void testprivilegedCallableUsingCCLWithPrivs() {
447	>	public void testprivilegedCallableUsingCCLWithPrivs() throws Exception {
448		Policy savedPolicy = null;
449		try {
450		savedPolicy = Policy.getPolicy();
#	Line 476 | Line 455 | public class ExecutorsTest extends JSR16
455		} catch (AccessControlException ok) {
456		return;
457		}
458	<
458	>
459		try {
460		Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable());
461		task.call();
462	<	} catch(Exception ex) {
484	<	unexpectedException();
485	<	}
462	>	}
463		finally {
464		Policy.setPolicy(savedPolicy);
465		}
#	Line 491 | Line 468 | public class ExecutorsTest extends JSR16
468		/**
469		* Without permissions, calling privilegedCallable throws ACE
470		*/
471	<	public void testprivilegedCallableWithNoPrivs() {
472	<	Policy savedPolicy = null;
471	>	public void testprivilegedCallableWithNoPrivs() throws Exception {
472	>	Callable task;
473	>	Policy savedPolicy = null;
474	>	AdjustablePolicy policy = null;
475	>	AccessControlContext noprivAcc = null;
476		try {
477		savedPolicy = Policy.getPolicy();
478	<	AdjustablePolicy policy = new AdjustablePolicy();
478	>	policy = new AdjustablePolicy();
479		Policy.setPolicy(policy);
480	+	noprivAcc = AccessController.getContext();
481	+	task = Executors.privilegedCallable(new CheckCCL());
482	+	Policy.setPolicy(savedPolicy);
483		} catch (AccessControlException ok) {
484	+	return; // program has too few permissions to set up test
485	+	}
486	+
487	+	// Make sure that program doesn't have too many permissions
488	+	try {
489	+	AccessController.doPrivileged(new PrivilegedAction() {
490	+	public Object run() {
491	+	checkCCL();
492	+	return null;
493	+	}}, noprivAcc);
494	+	// too many permssions; skip test
495		return;
496	+	} catch (AccessControlException ok) {
497		}
498
504	–	Callable task = Executors.privilegedCallable(new CheckCCL());
505	–	Policy.setPolicy(savedPolicy);
499		try {
500		task.call();
501		shouldThrow();
502	<	} catch(AccessControlException success) {
510	<	} catch(Exception ex) {
511	<	unexpectedException();
512	<	} finally {
513	<	}
502	>	} catch (AccessControlException success) {}
503		}
504
505		/**
506		* With permissions, calling privilegedCallable succeeds
507		*/
508	<	public void testprivilegedCallableWithPrivs() {
508	>	public void testprivilegedCallableWithPrivs() throws Exception {
509		Policy savedPolicy = null;
510		try {
511		savedPolicy = Policy.getPolicy();
#	Line 527 | Line 516 | public class ExecutorsTest extends JSR16
516		} catch (AccessControlException ok) {
517		return;
518		}
519	<
519	>
520		Callable task = Executors.privilegedCallable(new CheckCCL());
521		try {
522		task.call();
534	–	} catch(Exception ex) {
535	–	unexpectedException();
523		} finally {
524		Policy.setPolicy(savedPolicy);
525		}
#	Line 540 | Line 527 | public class ExecutorsTest extends JSR16
527
528		/**
529		* callable(Runnable) returns null when called
530	<	*/
531	<	public void testCallable1() {
532	<	try {
533	<	Callable c = Executors.callable(new NoOpRunnable());
547	<	assertNull(c.call());
548	<	} catch(Exception ex) {
549	<	unexpectedException();
550	<	}
551	<
530	>	*/
531	>	public void testCallable1() throws Exception {
532	>	Callable c = Executors.callable(new NoOpRunnable());
533	>	assertNull(c.call());
534		}
535
536		/**
537		* callable(Runnable, result) returns result when called
538	<	*/
539	<	public void testCallable2() {
540	<	try {
541	<	Callable c = Executors.callable(new NoOpRunnable(), one);
560	<	assertEquals(one, c.call());
561	<	} catch(Exception ex) {
562	<	unexpectedException();
563	<	}
538	>	*/
539	>	public void testCallable2() throws Exception {
540	>	Callable c = Executors.callable(new NoOpRunnable(), one);
541	>	assertEquals(one, c.call());
542		}
543
544		/**
545		* callable(PrivilegedAction) returns its result when called
546	<	*/
547	<	public void testCallable3() {
548	<	try {
549	<	Callable c = Executors.callable(new PrivilegedAction() {
572	<	public Object run() { return one; }});
546	>	*/
547	>	public void testCallable3() throws Exception {
548	>	Callable c = Executors.callable(new PrivilegedAction() {
549	>	public Object run() { return one; }});
550		assertEquals(one, c.call());
574	–	} catch(Exception ex) {
575	–	unexpectedException();
576	–	}
551		}
552
553		/**
554		* callable(PrivilegedExceptionAction) returns its result when called
555	<	*/
556	<	public void testCallable4() {
557	<	try {
558	<	Callable c = Executors.callable(new PrivilegedExceptionAction() {
559	<	public Object run() { return one; }});
586	<	assertEquals(one, c.call());
587	<	} catch(Exception ex) {
588	<	unexpectedException();
589	<	}
555	>	*/
556	>	public void testCallable4() throws Exception {
557	>	Callable c = Executors.callable(new PrivilegedExceptionAction() {
558	>	public Object run() { return one; }});
559	>	assertEquals(one, c.call());
560		}
561
562
563		/**
564		* callable(null Runnable) throws NPE
565	<	*/
565	>	*/
566		public void testCallableNPE1() {
567		try {
568	<	Runnable r = null;
569	<	Callable c = Executors.callable(r);
570	<	} catch (NullPointerException success) {
601	<	}
568	>	Callable c = Executors.callable((Runnable) null);
569	>	shouldThrow();
570	>	} catch (NullPointerException success) {}
571		}
572
573		/**
574		* callable(null, result) throws NPE
575	<	*/
575	>	*/
576		public void testCallableNPE2() {
577		try {
578	<	Runnable r = null;
579	<	Callable c = Executors.callable(r, one);
580	<	} catch (NullPointerException success) {
612	<	}
578	>	Callable c = Executors.callable((Runnable) null, one);
579	>	shouldThrow();
580	>	} catch (NullPointerException success) {}
581		}
582
583		/**
584		* callable(null PrivilegedAction) throws NPE
585	<	*/
585	>	*/
586		public void testCallableNPE3() {
587		try {
588	<	PrivilegedAction r = null;
589	<	Callable c = Executors.callable(r);
590	<	} catch (NullPointerException success) {
623	<	}
588	>	Callable c = Executors.callable((PrivilegedAction) null);
589	>	shouldThrow();
590	>	} catch (NullPointerException success) {}
591		}
592
593		/**
594		* callable(null PrivilegedExceptionAction) throws NPE
595	<	*/
595	>	*/
596		public void testCallableNPE4() {
597		try {
598	<	PrivilegedExceptionAction r = null;
599	<	Callable c = Executors.callable(r);
600	<	} catch (NullPointerException success) {
634	<	}
598	>	Callable c = Executors.callable((PrivilegedExceptionAction) null);
599	>	shouldThrow();
600	>	} catch (NullPointerException success) {}
601		}
602
603

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