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

Comparing jsr166/src/test/tck/ExecutorsTest.java (file contents):
Revision 1.9 by tim, Tue Dec 9 19:09:24 2003 UTC vs.
Revision 1.17 by dl, Mon Apr 3 15:00:59 2006 UTC

#	Line 1 | Line 1
1		/*
2	<	* Written by members of JCP JSR-166 Expert Group and released to the
3	<	* public domain. Use, modify, and redistribute this code in any way
4	<	* without acknowledgement. Other contributors include Andrew Wright,
5	<	* Jeffrey Hayes, Pat Fischer, Mike Judd.
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.
7		*/
8
9
#	Line 20 | Line 21 | public class ExecutorsTest extends JSR16
21		return new TestSuite(ExecutorsTest.class);
22		}
23
23	–	private static final String TEST_STRING = "a test string";
24	–
25	–	private static class StringTask implements Callable<String> {
26	–	public String call() { return TEST_STRING; }
27	–	}
28	–
29	–	static class DirectExecutor implements Executor {
30	–	public void execute(Runnable r) {
31	–	r.run();
32	–	}
33	–	}
34	–
24		static class TimedCallable<T> implements Callable<T> {
25	<	private final Executor exec;
25	>	private final ExecutorService exec;
26		private final Callable<T> func;
27		private final long msecs;
28
29	<	TimedCallable(Executor exec, Callable<T> func, long msecs) {
29	>	TimedCallable(ExecutorService exec, Callable<T> func, long msecs) {
30		this.exec = exec;
31		this.func = func;
32		this.msecs = msecs;
33		}
34
35		public T call() throws Exception {
36	<	Future<T> ftask = Executors.execute(exec, func);
36	>	Future<T> ftask = exec.submit(func);
37		try {
38		return ftask.get(msecs, TimeUnit.MILLISECONDS);
39		} finally {
#	Line 80 | Line 69 | public class ExecutorsTest extends JSR16
69		e.execute(new NoOpRunnable());
70		e.execute(new NoOpRunnable());
71		e.execute(new NoOpRunnable());
72	<	e.shutdown();
72	>	joinPool(e);
73		}
74
75		/**
#	Line 91 | Line 80 | public class ExecutorsTest extends JSR16
80		e.execute(new NoOpRunnable());
81		e.execute(new NoOpRunnable());
82		e.execute(new NoOpRunnable());
83	<	e.shutdown();
83	>	joinPool(e);
84		}
85
86		/**
#	Line 115 | Line 104 | public class ExecutorsTest extends JSR16
104		e.execute(new NoOpRunnable());
105		e.execute(new NoOpRunnable());
106		e.execute(new NoOpRunnable());
107	<	e.shutdown();
107	>	joinPool(e);
108		}
109
110		/**
#	Line 126 | Line 115 | public class ExecutorsTest extends JSR16
115		e.execute(new NoOpRunnable());
116		e.execute(new NoOpRunnable());
117		e.execute(new NoOpRunnable());
118	<	e.shutdown();
118	>	joinPool(e);
119		}
120
121		/**
#	Line 142 | Line 131 | public class ExecutorsTest extends JSR16
131		}
132
133		/**
134	+	* A new SingleThreadExecutor cannot be casted to concrete implementation
135	+	*/
136	+	public void testCastNewSingleThreadExecutor() {
137	+	ExecutorService e = Executors.newSingleThreadExecutor();
138	+	try {
139	+	ThreadPoolExecutor tpe = (ThreadPoolExecutor)e;
140	+	} catch (ClassCastException success) {
141	+	} finally {
142	+	joinPool(e);
143	+	}
144	+	}
145	+
146	+
147	+	/**
148		* A new newFixedThreadPool can execute runnables
149		*/
150		public void testNewFixedThreadPool1() {
#	Line 149 | Line 152 | public class ExecutorsTest extends JSR16
152		e.execute(new NoOpRunnable());
153		e.execute(new NoOpRunnable());
154		e.execute(new NoOpRunnable());
155	<	e.shutdown();
155	>	joinPool(e);
156		}
157
158		/**
#	Line 160 | Line 163 | public class ExecutorsTest extends JSR16
163		e.execute(new NoOpRunnable());
164		e.execute(new NoOpRunnable());
165		e.execute(new NoOpRunnable());
166	<	e.shutdown();
166	>	joinPool(e);
167		}
168
169		/**
#	Line 187 | Line 190 | public class ExecutorsTest extends JSR16
190		}
191		}
192
193	+
194		/**
195	<	* execute of runnable runs it to completion
195	>	* An unconfigurable newFixedThreadPool can execute runnables
196		*/
197	<	public void testExecuteRunnable() {
198	<	try {
199	<	Executor e = new DirectExecutor();
200	<	TrackedShortRunnable task = new TrackedShortRunnable();
201	<	assertFalse(task.done);
202	<	Future<?> future = Executors.execute(e, task);
199	<	future.get();
200	<	assertTrue(task.done);
201	<	}
202	<	catch (ExecutionException ex) {
203	<	unexpectedException();
204	<	}
205	<	catch (InterruptedException ex) {
206	<	unexpectedException();
207	<	}
197	>	public void testunconfigurableExecutorService() {
198	>	ExecutorService e = Executors.unconfigurableExecutorService(Executors.newFixedThreadPool(2));
199	>	e.execute(new NoOpRunnable());
200	>	e.execute(new NoOpRunnable());
201	>	e.execute(new NoOpRunnable());
202	>	joinPool(e);
203		}
204
205		/**
206	<	* invoke of a runnable runs it to completion
206	>	* unconfigurableExecutorService(null) throws NPE
207		*/
208	<	public void testInvokeRunnable() {
208	>	public void testunconfigurableExecutorServiceNPE() {
209		try {
210	<	Executor e = new DirectExecutor();
216	<	TrackedShortRunnable task = new TrackedShortRunnable();
217	<	assertFalse(task.done);
218	<	Executors.invoke(e, task);
219	<	assertTrue(task.done);
220	<	}
221	<	catch (ExecutionException ex) {
222	<	unexpectedException();
210	>	ExecutorService e = Executors.unconfigurableExecutorService(null);
211		}
212	<	catch (InterruptedException ex) {
225	<	unexpectedException();
212	>	catch (NullPointerException success) {
213		}
214		}
215
216		/**
217	<	* execute of a callable runs it to completion
217	>	* unconfigurableScheduledExecutorService(null) throws NPE
218		*/
219	<	public void testExecuteCallable() {
219	>	public void testunconfigurableScheduledExecutorServiceNPE() {
220		try {
221	<	Executor e = new DirectExecutor();
235	<	Future<String> future = Executors.execute(e, new StringTask());
236	<	String result = future.get();
237	<	assertSame(TEST_STRING, result);
221	>	ExecutorService e = Executors.unconfigurableScheduledExecutorService(null);
222		}
223	<	catch (ExecutionException ex) {
240	<	unexpectedException();
241	<	}
242	<	catch (InterruptedException ex) {
243	<	unexpectedException();
223	>	catch (NullPointerException success) {
224		}
225		}
226
227
228		/**
229	<	* execute of a privileged action runs it to completion
229	>	* a newSingleThreadScheduledExecutor successfully runs delayed task
230		*/
231	<	public void testExecutePrivilegedAction() {
232	<	Policy savedPolicy = Policy.getPolicy();
233	<	AdjustablePolicy policy = new AdjustablePolicy();
234	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
235	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
236	<	Policy.setPolicy(policy);
237	<	try {
238	<	Executor e = new DirectExecutor();
239	<	Future future = Executors.execute(e, new PrivilegedAction() {
240	<	public Object run() {
241	<	return TEST_STRING;
242	<	}});
243	<
264	<	Object result = future.get();
265	<	assertSame(TEST_STRING, result);
266	<	}
267	<	catch (ExecutionException ex) {
231	>	public void testNewSingleThreadScheduledExecutor() {
232	>	try {
233	>	TrackedCallable callable = new TrackedCallable();
234	>	ScheduledExecutorService p1 = Executors.newSingleThreadScheduledExecutor();
235	>	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
236	>	assertFalse(callable.done);
237	>	Thread.sleep(MEDIUM_DELAY_MS);
238	>	assertTrue(callable.done);
239	>	assertEquals(Boolean.TRUE, f.get());
240	>	joinPool(p1);
241	>	} catch(RejectedExecutionException e){}
242	>	catch(Exception e){
243	>	e.printStackTrace();
244		unexpectedException();
245		}
270	–	catch (InterruptedException ex) {
271	–	unexpectedException();
272	–	}
273	–	finally {
274	–	Policy.setPolicy(savedPolicy);
275	–	}
246		}
247
248		/**
249	<	* execute of a privileged exception action runs it to completion
250	<	*/
251	<	public void testExecutePrivilegedExceptionAction() {
252	<	Policy savedPolicy = Policy.getPolicy();
253	<	AdjustablePolicy policy = new AdjustablePolicy();
254	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
255	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
256	<	Policy.setPolicy(policy);
257	<	try {
258	<	Executor e = new DirectExecutor();
259	<	Future future = Executors.execute(e, new PrivilegedExceptionAction() {
260	<	public Object run() {
261	<	return TEST_STRING;
262	<	}});
263	<
294	<	Object result = future.get();
295	<	assertSame(TEST_STRING, result);
296	<	}
297	<	catch (ExecutionException ex) {
249	>	* a newScheduledThreadPool successfully runs delayed task
250	>	*/
251	>	public void testnewScheduledThreadPool() {
252	>	try {
253	>	TrackedCallable callable = new TrackedCallable();
254	>	ScheduledExecutorService p1 = 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());
260	>	joinPool(p1);
261	>	} catch(RejectedExecutionException e){}
262	>	catch(Exception e){
263	>	e.printStackTrace();
264		unexpectedException();
265		}
300	–	catch (InterruptedException ex) {
301	–	unexpectedException();
302	–	}
303	–	finally {
304	–	Policy.setPolicy(savedPolicy);
305	–	}
266		}
267
268		/**
269	<	* execute of a failed privileged exception action reports exception
270	<	*/
271	<	public void testExecuteFailedPrivilegedExceptionAction() {
272	<	Policy savedPolicy = Policy.getPolicy();
273	<	AdjustablePolicy policy = new AdjustablePolicy();
274	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
275	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
276	<	Policy.setPolicy(policy);
277	<	try {
278	<	Executor e = new DirectExecutor();
279	<	Future future = Executors.execute(e, new PrivilegedExceptionAction() {
280	<	public Object run() throws Exception {
281	<	throw new IndexOutOfBoundsException();
282	<	}});
283	<
324	<	Object result = future.get();
325	<	shouldThrow();
326	<	}
327	<	catch (ExecutionException success) {
328	<	}
329	<	catch (InterruptedException ex) {
269	>	* an unconfigurable  newScheduledThreadPool successfully runs delayed task
270	>	*/
271	>	public void testunconfigurableScheduledExecutorService() {
272	>	try {
273	>	TrackedCallable callable = new TrackedCallable();
274	>	ScheduledExecutorService p1 = Executors.unconfigurableScheduledExecutorService(Executors.newScheduledThreadPool(2));
275	>	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
276	>	assertFalse(callable.done);
277	>	Thread.sleep(MEDIUM_DELAY_MS);
278	>	assertTrue(callable.done);
279	>	assertEquals(Boolean.TRUE, f.get());
280	>	joinPool(p1);
281	>	} catch(RejectedExecutionException e){}
282	>	catch(Exception e){
283	>	e.printStackTrace();
284		unexpectedException();
285		}
332	–	finally {
333	–	Policy.setPolicy(savedPolicy);
334	–	}
286		}
287
288		/**
289	<	* invoke of a collable runs it to completion
289	>	*  timeouts from execute will time out if they compute too long.
290		*/
291	<	public void testInvokeCallable() {
291	>	public void testTimedCallable() {
292	>	int N = 10000;
293	>	ExecutorService executor = Executors.newSingleThreadExecutor();
294	>	List<Callable<BigInteger>> tasks = new ArrayList<Callable<BigInteger>>(N);
295		try {
296	<	Executor e = new DirectExecutor();
297	<	String result = Executors.invoke(e, new StringTask());
298	<
299	<	assertSame(TEST_STRING, result);
300	<	}
301	<	catch (ExecutionException ex) {
302	<	unexpectedException();
296	>	long startTime = System.currentTimeMillis();
297	>
298	>	long i = 0;
299	>	while (tasks.size() < N) {
300	>	tasks.add(new TimedCallable<BigInteger>(executor, new Fib(i), 1));
301	>	i += 10;
302	>	}
303	>
304	>	int iters = 0;
305	>	BigInteger sum = BigInteger.ZERO;
306	>	for (Iterator<Callable<BigInteger>> it = tasks.iterator(); it.hasNext();) {
307	>	try {
308	>	++iters;
309	>	sum = sum.add(it.next().call());
310	>	}
311	>	catch (TimeoutException success) {
312	>	assertTrue(iters > 0);
313	>	return;
314	>	}
315	>	catch (Exception e) {
316	>	unexpectedException();
317	>	}
318	>	}
319	>	// if by chance we didn't ever time out, total time must be small
320	>	long elapsed = System.currentTimeMillis() - startTime;
321	>	assertTrue(elapsed < N);
322		}
323	<	catch (InterruptedException ex) {
324	<	unexpectedException();
323	>	finally {
324	>	joinPool(executor);
325		}
326		}
327
328	+
329		/**
330	<	* execute with null executor throws NPE
330	>	* ThreadPoolExecutor using defaultThreadFactory has
331	>	* specified group, priority, daemon status, and name
332		*/
333	<	public void testNullExecuteRunnable() {
333	>	public void testDefaultThreadFactory() {
334	>	final ThreadGroup egroup = Thread.currentThread().getThreadGroup();
335	>	Runnable r = new Runnable() {
336	>	public void run() {
337	>	try {
338	>	Thread current = Thread.currentThread();
339	>	threadAssertTrue(!current.isDaemon());
340	>	threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY);
341	>	ThreadGroup g = current.getThreadGroup();
342	>	SecurityManager s = System.getSecurityManager();
343	>	if (s != null)
344	>	threadAssertTrue(g == s.getThreadGroup());
345	>	else
346	>	threadAssertTrue(g == egroup);
347	>	String name = current.getName();
348	>	threadAssertTrue(name.endsWith("thread-1"));
349	>	} catch (SecurityException ok) {
350	>	// Also pass if not allowed to change setting
351	>	}
352	>	}
353	>	};
354	>	ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory());
355	>
356	>	e.execute(r);
357		try {
358	<	TrackedShortRunnable task = new TrackedShortRunnable();
359	<	assertFalse(task.done);
362	<	Future<?> future = Executors.execute(null, task);
363	<	shouldThrow();
358	>	e.shutdown();
359	>	} catch(SecurityException ok) {
360		}
361	<	catch (NullPointerException success) {
362	<	}
363	<	catch (Exception ex) {
361	>
362	>	try {
363	>	Thread.sleep(SHORT_DELAY_MS);
364	>	} catch (Exception eX) {
365		unexpectedException();
366	+	} finally {
367	+	joinPool(e);
368		}
369		}
370
371		/**
372	<	* execute with a null runnable throws NPE
372	>	* ThreadPoolExecutor using privilegedThreadFactory has
373	>	* specified group, priority, daemon status, name,
374	>	* access control context and context class loader
375		*/
376	<	public void testExecuteNullRunnable() {
376	>	public void testPrivilegedThreadFactory() {
377	>	Policy savedPolicy = null;
378		try {
379	<	Executor e = new DirectExecutor();
380	<	TrackedShortRunnable task = null;
381	<	Future<?> future = Executors.execute(e, task);
382	<	shouldThrow();
379	>	savedPolicy = Policy.getPolicy();
380	>	AdjustablePolicy policy = new AdjustablePolicy();
381	>	policy.addPermission(new RuntimePermission("getContextClassLoader"));
382	>	policy.addPermission(new RuntimePermission("setContextClassLoader"));
383	>	Policy.setPolicy(policy);
384	>	} catch (AccessControlException ok) {
385	>	return;
386		}
387	<	catch (NullPointerException success) {
387	>	final ThreadGroup egroup = Thread.currentThread().getThreadGroup();
388	>	final ClassLoader thisccl = Thread.currentThread().getContextClassLoader();
389	>	final AccessControlContext thisacc = AccessController.getContext();
390	>	Runnable r = new Runnable() {
391	>	public void run() {
392	>	try {
393	>	Thread current = Thread.currentThread();
394	>	threadAssertTrue(!current.isDaemon());
395	>	threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY);
396	>	ThreadGroup g = current.getThreadGroup();
397	>	SecurityManager s = System.getSecurityManager();
398	>	if (s != null)
399	>	threadAssertTrue(g == s.getThreadGroup());
400	>	else
401	>	threadAssertTrue(g == egroup);
402	>	String name = current.getName();
403	>	threadAssertTrue(name.endsWith("thread-1"));
404	>	threadAssertTrue(thisccl == current.getContextClassLoader());
405	>	threadAssertTrue(thisacc.equals(AccessController.getContext()));
406	>	} catch(SecurityException ok) {
407	>	// Also pass if not allowed to change settings
408	>	}
409	>	}
410	>	};
411	>	ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory());
412	>
413	>	Policy.setPolicy(savedPolicy);
414	>	e.execute(r);
415	>	try {
416	>	e.shutdown();
417	>	} catch(SecurityException ok) {
418		}
419	<	catch (Exception ex) {
419	>	try {
420	>	Thread.sleep(SHORT_DELAY_MS);
421	>	} catch (Exception ex) {
422		unexpectedException();
423	+	} finally {
424	+	joinPool(e);
425		}
426	+
427		}
428
429	<	/**
430	<	* invoke of a null runnable throws NPE
431	<	*/
432	<	public void testInvokeNullRunnable() {
433	<	try {
434	<	Executor e = new DirectExecutor();
435	<	TrackedShortRunnable task = null;
436	<	Executors.invoke(e, task);
397	<	shouldThrow();
398	<	}
399	<	catch (NullPointerException success) {
400	<	}
401	<	catch (Exception ex) {
402	<	unexpectedException();
429	>	void checkCCL() {
430	>	AccessController.getContext().checkPermission(new RuntimePermission("getContextClassLoader"));
431	>	}
432	>
433	>	class CheckCCL implements Callable<Object> {
434	>	public Object call() {
435	>	checkCCL();
436	>	return null;
437		}
438		}
439
440	+
441		/**
442	<	* execute of a null callable throws NPE
442	>	* Without class loader permissions, creating
443	>	* privilegedCallableUsingCurrentClassLoader throws ACE
444		*/
445	<	public void testExecuteNullCallable() {
445	>	public void testCreatePrivilegedCallableUsingCCLWithNoPrivs() {
446	>	Policy savedPolicy = null;
447		try {
448	<	Executor e = new DirectExecutor();
449	<	StringTask t = null;
450	<	Future<String> future = Executors.execute(e, t);
451	<	shouldThrow();
452	<	}
416	<	catch (NullPointerException success) {
448	>	savedPolicy = Policy.getPolicy();
449	>	AdjustablePolicy policy = new AdjustablePolicy();
450	>	Policy.setPolicy(policy);
451	>	} catch (AccessControlException ok) {
452	>	return;
453		}
454	<	catch (Exception ex) {
454	>
455	>	// Check if program still has too many permissions to run test
456	>	try {
457	>	checkCCL();
458	>	// too many privileges to test; so return
459	>	Policy.setPolicy(savedPolicy);
460	>	return;
461	>	} catch(AccessControlException ok) {
462	>	}
463	>
464	>	try {
465	>	Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable());
466	>	shouldThrow();
467	>	} catch(AccessControlException success) {
468	>	} catch(Exception ex) {
469		unexpectedException();
470	+	}
471	+	finally {
472	+	Policy.setPolicy(savedPolicy);
473		}
474		}
475
476		/**
477	<	* invoke of a null callable throws NPE
477	>	* With class loader permissions, calling
478	>	* privilegedCallableUsingCurrentClassLoader does not throw ACE
479		*/
480	<	public void testInvokeNullCallable() {
480	>	public void testprivilegedCallableUsingCCLWithPrivs() {
481	>	Policy savedPolicy = null;
482		try {
483	<	Executor e = new DirectExecutor();
484	<	StringTask t = null;
485	<	String result = Executors.invoke(e, t);
486	<	shouldThrow();
487	<	}
488	<	catch (NullPointerException success) {
483	>	savedPolicy = Policy.getPolicy();
484	>	AdjustablePolicy policy = new AdjustablePolicy();
485	>	policy.addPermission(new RuntimePermission("getContextClassLoader"));
486	>	policy.addPermission(new RuntimePermission("setContextClassLoader"));
487	>	Policy.setPolicy(policy);
488	>	} catch (AccessControlException ok) {
489	>	return;
490		}
491	<	catch (Exception ex) {
491	>
492	>	try {
493	>	Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable());
494	>	task.call();
495	>	} catch(Exception ex) {
496		unexpectedException();
497	+	}
498	+	finally {
499	+	Policy.setPolicy(savedPolicy);
500		}
501		}
502
503		/**
504	<	*  execute(Executor, Runnable) throws RejectedExecutionException
442	<	*  if saturated.
504	>	* Without permissions, calling privilegedCallable throws ACE
505		*/
506	<	public void testExecute1() {
507	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
506	>	public void testprivilegedCallableWithNoPrivs() {
507	>	Callable task;
508	>	Policy savedPolicy = null;
509	>	AdjustablePolicy policy = null;
510	>	AccessControlContext noprivAcc = null;
511	>	try {
512	>	savedPolicy = Policy.getPolicy();
513	>	policy = new AdjustablePolicy();
514	>	Policy.setPolicy(policy);
515	>	noprivAcc = AccessController.getContext();
516	>	task = Executors.privilegedCallable(new CheckCCL());
517	>	Policy.setPolicy(savedPolicy);
518	>	} catch (AccessControlException ok) {
519	>	return; // program has too few permissions to set up test
520	>	}
521	>
522	>	// Make sure that program doesn't have too many permissions
523		try {
524	<
525	<	for(int i = 0; i < 5; ++i){
526	<	Executors.execute(p, new MediumRunnable());
527	<	}
524	>	AccessController.doPrivileged(new PrivilegedAction() {
525	>	public Object run() {
526	>	checkCCL();
527	>	return null;
528	>	}}, noprivAcc);
529	>	// too many permssions; skip test
530	>	return;
531	>	} catch(AccessControlException ok) {
532	>	}
533	>
534	>	try {
535	>	task.call();
536		shouldThrow();
537	<	} catch(RejectedExecutionException success){}
538	<	joinPool(p);
537	>	} catch(AccessControlException success) {
538	>	} catch(Exception ex) {
539	>	unexpectedException();
540	>	}
541		}
542
543		/**
544	<	*  execute(Executor, Callable)throws RejectedExecutionException
458	<	*  if saturated.
544	>	* With permissions, calling privilegedCallable succeeds
545		*/
546	<	public void testExecute2() {
547	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
546	>	public void testprivilegedCallableWithPrivs() {
547	>	Policy savedPolicy = null;
548		try {
549	<	for(int i = 0; i < 5; ++i) {
550	<	Executors.execute(p, new SmallCallable());
551	<	}
552	<	shouldThrow();
553	<	} catch(RejectedExecutionException e){}
554	<	joinPool(p);
549	>	savedPolicy = Policy.getPolicy();
550	>	AdjustablePolicy policy = new AdjustablePolicy();
551	>	policy.addPermission(new RuntimePermission("getContextClassLoader"));
552	>	policy.addPermission(new RuntimePermission("setContextClassLoader"));
553	>	Policy.setPolicy(policy);
554	>	} catch (AccessControlException ok) {
555	>	return;
556	>	}
557	>
558	>	Callable task = Executors.privilegedCallable(new CheckCCL());
559	>	try {
560	>	task.call();
561	>	} catch(Exception ex) {
562	>	unexpectedException();
563	>	} finally {
564	>	Policy.setPolicy(savedPolicy);
565	>	}
566		}
567
471	–
568		/**
569	<	*  invoke(Executor, Runnable) throws InterruptedException if
570	<	*  caller interrupted.
571	<	*/
572	<	public void testInterruptedInvoke() {
573	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
574	<	Thread t = new Thread(new Runnable() {
575	<	public void run() {
480	<	try {
481	<	Executors.invoke(p,new Runnable() {
482	<	public void run() {
483	<	try {
484	<	Thread.sleep(MEDIUM_DELAY_MS);
485	<	shouldThrow();
486	<	} catch(InterruptedException e){
487	<	}
488	<	}
489	<	});
490	<	} catch(InterruptedException success){
491	<	} catch(Exception e) {
492	<	unexpectedException();
493	<	}
494	<
495	<	}
496	<	});
497	<	try {
498	<	t.start();
499	<	Thread.sleep(SHORT_DELAY_MS);
500	<	t.interrupt();
501	<	} catch(Exception e){
569	>	* callable(Runnable) returns null when called
570	>	*/
571	>	public void testCallable1() {
572	>	try {
573	>	Callable c = Executors.callable(new NoOpRunnable());
574	>	assertNull(c.call());
575	>	} catch(Exception ex) {
576		unexpectedException();
577		}
578	<	joinPool(p);
578	>
579		}
580
581		/**
582	<	*  invoke(Executor, Runnable) throws ExecutionException if
583	<	*  runnable throws exception.
584	<	*/
511	<	public void testInvoke3() {
512	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
582	>	* callable(Runnable, result) returns result when called
583	>	*/
584	>	public void testCallable2() {
585		try {
586	<	Runnable r = new Runnable() {
587	<	public void run() {
588	<	int i = 5/0;
517	<	}
518	<	};
519	<
520	<	for(int i =0; i < 5; i++){
521	<	Executors.invoke(p,r);
522	<	}
523	<
524	<	shouldThrow();
525	<	} catch(ExecutionException success){
526	<	} catch(Exception e){
586	>	Callable c = Executors.callable(new NoOpRunnable(), one);
587	>	assertEquals(one, c.call());
588	>	} catch(Exception ex) {
589		unexpectedException();
590		}
529	–	joinPool(p);
591		}
592
532	–
533	–
593		/**
594	<	*  invoke(Executor, Callable) throws InterruptedException if
595	<	*  callable throws exception
596	<	*/
538	<	public void testInvoke5() {
539	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
540	<
541	<	final Callable c = new Callable() {
542	<	public Object call() {
543	<	try {
544	<	Executors.invoke(p, new SmallCallable());
545	<	shouldThrow();
546	<	} catch(InterruptedException e){}
547	<	catch(RejectedExecutionException e2){}
548	<	catch(ExecutionException e3){}
549	<	return Boolean.TRUE;
550	<	}
551	<	};
552	<
553	<
554	<
555	<	Thread t = new Thread(new Runnable() {
556	<	public void run() {
557	<	try {
558	<	c.call();
559	<	} catch(Exception e){}
560	<	}
561	<	});
594	>	* callable(PrivilegedAction) returns its result when called
595	>	*/
596	>	public void testCallable3() {
597		try {
598	<	t.start();
599	<	Thread.sleep(SHORT_DELAY_MS);
600	<	t.interrupt();
601	<	t.join();
567	<	} catch(InterruptedException e){
598	>	Callable c = Executors.callable(new PrivilegedAction() {
599	>	public Object run() { return one; }});
600	>	assertEquals(one, c.call());
601	>	} catch(Exception ex) {
602		unexpectedException();
603		}
570	–
571	–	joinPool(p);
604		}
605
606		/**
607	<	*  invoke(Executor, Callable) will throw ExecutionException
608	<	*  if callable throws exception
609	<	*/
578	<	public void testInvoke6() {
579	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
580	<
607	>	* callable(PrivilegedExceptionAction) returns its result when called
608	>	*/
609	>	public void testCallable4() {
610		try {
611	<	Callable c = new Callable() {
612	<	public Object call() {
613	<	int i = 5/0;
614	<	return Boolean.TRUE;
586	<	}
587	<	};
588	<
589	<	for(int i =0; i < 5; i++){
590	<	Executors.invoke(p,c);
591	<	}
592	<
593	<	shouldThrow();
594	<	}
595	<	catch(ExecutionException success){
596	<	} catch(Exception e) {
611	>	Callable c = Executors.callable(new PrivilegedExceptionAction() {
612	>	public Object run() { return one; }});
613	>	assertEquals(one, c.call());
614	>	} catch(Exception ex) {
615		unexpectedException();
616		}
599	–	joinPool(p);
617		}
618
619
603	–
620		/**
621	<	*  timeouts from execute will time out if they compute too long.
622	<	*/
623	<	public void testTimedCallable() {
608	<	int N = 10000;
609	<	ExecutorService executor = Executors.newSingleThreadExecutor();
610	<	List<Callable<BigInteger>> tasks = new ArrayList<Callable<BigInteger>>(N);
621	>	* callable(null Runnable) throws NPE
622	>	*/
623	>	public void testCallableNPE1() {
624		try {
625	<	long startTime = System.currentTimeMillis();
626	<
627	<	long i = 0;
615	<	while (tasks.size() < N) {
616	<	tasks.add(new TimedCallable<BigInteger>(executor, new Fib(i), 1));
617	<	i += 10;
618	<	}
619	<
620	<	int iters = 0;
621	<	BigInteger sum = BigInteger.ZERO;
622	<	for (Iterator<Callable<BigInteger>> it = tasks.iterator(); it.hasNext();) {
623	<	try {
624	<	++iters;
625	<	sum = sum.add(it.next().call());
626	<	}
627	<	catch (TimeoutException success) {
628	<	assertTrue(iters > 0);
629	<	return;
630	<	}
631	<	catch (Exception e) {
632	<	unexpectedException();
633	<	}
634	<	}
635	<	// if by chance we didn't ever time out, total time must be small
636	<	long elapsed = System.currentTimeMillis() - startTime;
637	<	assertTrue(elapsed < N);
638	<	}
639	<	finally {
640	<	joinPool(executor);
625	>	Runnable r = null;
626	>	Callable c = Executors.callable(r);
627	>	} catch (NullPointerException success) {
628		}
629		}
630
644	–
631		/**
632	<	* ThreadPoolExecutor using defaultThreadFactory has
633	<	* specified group, priority, daemon status, and name
634	<	*/
649	<	public void testDefaultThreadFactory() {
650	<	final ThreadGroup egroup = Thread.currentThread().getThreadGroup();
651	<	Runnable r = new Runnable() {
652	<	public void run() {
653	<	Thread current = Thread.currentThread();
654	<	threadAssertTrue(!current.isDaemon());
655	<	threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY);
656	<	ThreadGroup g = current.getThreadGroup();
657	<	SecurityManager s = System.getSecurityManager();
658	<	if (s != null)
659	<	threadAssertTrue(g == s.getThreadGroup());
660	<	else
661	<	threadAssertTrue(g == egroup);
662	<	String name = current.getName();
663	<	threadAssertTrue(name.endsWith("thread-1"));
664	<	}
665	<	};
666	<	ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory());
667	<
668	<	e.execute(r);
669	<	e.shutdown();
632	>	* callable(null, result) throws NPE
633	>	*/
634	>	public void testCallableNPE2() {
635		try {
636	<	Thread.sleep(SHORT_DELAY_MS);
637	<	} catch (Exception eX) {
638	<	unexpectedException();
674	<	} finally {
675	<	joinPool(e);
636	>	Runnable r = null;
637	>	Callable c = Executors.callable(r, one);
638	>	} catch (NullPointerException success) {
639		}
640		}
641
642		/**
643	<	* ThreadPoolExecutor using privilegedThreadFactory has
644	<	* specified group, priority, daemon status, name,
645	<	* access control context and context class loader
683	<	*/
684	<	public void testPrivilegedThreadFactory() {
685	<	Policy savedPolicy = Policy.getPolicy();
686	<	AdjustablePolicy policy = new AdjustablePolicy();
687	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
688	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
689	<	Policy.setPolicy(policy);
690	<	final ThreadGroup egroup = Thread.currentThread().getThreadGroup();
691	<	final ClassLoader thisccl = Thread.currentThread().getContextClassLoader();
692	<	final AccessControlContext thisacc = AccessController.getContext();
693	<	Runnable r = new Runnable() {
694	<	public void run() {
695	<	Thread current = Thread.currentThread();
696	<	threadAssertTrue(!current.isDaemon());
697	<	threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY);
698	<	ThreadGroup g = current.getThreadGroup();
699	<	SecurityManager s = System.getSecurityManager();
700	<	if (s != null)
701	<	threadAssertTrue(g == s.getThreadGroup());
702	<	else
703	<	threadAssertTrue(g == egroup);
704	<	String name = current.getName();
705	<	threadAssertTrue(name.endsWith("thread-1"));
706	<	threadAssertTrue(thisccl == current.getContextClassLoader());
707	<	threadAssertTrue(thisacc.equals(AccessController.getContext()));
708	<	}
709	<	};
710	<	ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory());
711	<
712	<	Policy.setPolicy(savedPolicy);
713	<	e.execute(r);
714	<	e.shutdown();
643	>	* callable(null PrivilegedAction) throws NPE
644	>	*/
645	>	public void testCallableNPE3() {
646		try {
647	<	Thread.sleep(SHORT_DELAY_MS);
648	<	} catch (Exception ex) {
649	<	unexpectedException();
719	<	} finally {
720	<	joinPool(e);
647	>	PrivilegedAction r = null;
648	>	Callable c = Executors.callable(r);
649	>	} catch (NullPointerException success) {
650		}
651	+	}
652
653	+	/**
654	+	* callable(null PrivilegedExceptionAction) throws NPE
655	+	*/
656	+	public void testCallableNPE4() {
657	+	try {
658	+	PrivilegedExceptionAction r = null;
659	+	Callable c = Executors.callable(r);
660	+	} catch (NullPointerException success) {
661	+	}
662		}
663
664	+
665		}

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