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Comparing jsr166/src/test/tck/ScheduledExecutorSubclassTest.java (file contents):
Revision 1.3 by jsr166, Mon Nov 16 04:57:10 2009 UTC vs.
Revision 1.22 by jsr166, Sat May 7 19:34:51 2011 UTC

#	Line 1 | Line 1
1		/*
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
4	>	* http://creativecommons.org/publicdomain/zero/1.0/
5		*/
6
7		import junit.framework.*;
8		import java.util.*;
9		import java.util.concurrent.*;
10	+	import static java.util.concurrent.TimeUnit.MILLISECONDS;
11		import java.util.concurrent.atomic.*;
12
13		public class ScheduledExecutorSubclassTest extends JSR166TestCase {
14		public static void main(String[] args) {
15	<	junit.textui.TestRunner.run (suite());
15	>	junit.textui.TestRunner.run(suite());
16		}
17		public static Test suite() {
18	<	return new TestSuite(ScheduledExecutorTest.class);
18	>	return new TestSuite(ScheduledExecutorSubclassTest.class);
19		}
20
21		static class CustomTask<V> implements RunnableScheduledFuture<V> {
#	Line 73 | Line 74 | public class ScheduledExecutorSubclassTe
74		}
75
76
76	–
77		/**
78		* execute successfully executes a runnable
79		*/
80	<	public void testExecute() {
81	<	try {
82	<	TrackedShortRunnable runnable =new TrackedShortRunnable();
83	<	CustomExecutor p1 = new CustomExecutor(1);
84	<	p1.execute(runnable);
85	<	assertFalse(runnable.done);
86	<	Thread.sleep(SHORT_DELAY_MS);
87	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
88	<	try {
89	<	Thread.sleep(MEDIUM_DELAY_MS);
90	<	} catch (InterruptedException e){
91	<	unexpectedException();
92	<	}
93	<	assertTrue(runnable.done);
94	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
95	<	joinPool(p1);
96	<	}
97	<	catch (Exception e){
98	<	unexpectedException();
80	>	public void testExecute() throws InterruptedException {
81	>	CustomExecutor p = new CustomExecutor(1);
82	>	final CountDownLatch done = new CountDownLatch(1);
83	>	final Runnable task = new CheckedRunnable() {
84	>	public void realRun() {
85	>	done.countDown();
86	>	}};
87	>	try {
88	>	p.execute(task);
89	>	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
90	>	} finally {
91	>	joinPool(p);
92		}
100	–
93		}
94
95
96		/**
97		* delayed schedule of callable successfully executes after delay
98		*/
99	<	public void testSchedule1() {
100	<	try {
101	<	TrackedCallable callable = new TrackedCallable();
102	<	CustomExecutor p1 = new CustomExecutor(1);
103	<	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
104	<	assertFalse(callable.done);
105	<	Thread.sleep(MEDIUM_DELAY_MS);
106	<	assertTrue(callable.done);
107	<	assertEquals(Boolean.TRUE, f.get());
108	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
109	<	joinPool(p1);
110	<	} catch (RejectedExecutionException e){}
111	<	catch (Exception e){
112	<	e.printStackTrace();
113	<	unexpectedException();
99	>	public void testSchedule1() throws Exception {
100	>	CustomExecutor p = new CustomExecutor(1);
101	>	final long t0 = System.nanoTime();
102	>	final long timeoutNanos = SHORT_DELAY_MS * 1000L * 1000L;
103	>	final CountDownLatch done = new CountDownLatch(1);
104	>	try {
105	>	Callable task = new CheckedCallable<Boolean>() {
106	>	public Boolean realCall() {
107	>	done.countDown();
108	>	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
109	>	return Boolean.TRUE;
110	>	}};
111	>	Future f = p.schedule(task, SHORT_DELAY_MS, MILLISECONDS);
112	>	assertEquals(Boolean.TRUE, f.get());
113	>	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
114	>	assertTrue(done.await(0L, MILLISECONDS));
115	>	} finally {
116	>	joinPool(p);
117		}
118		}
119
120		/**
121	<	*  delayed schedule of runnable successfully executes after delay
122	<	*/
123	<	public void testSchedule3() {
124	<	try {
125	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
126	<	CustomExecutor p1 = new CustomExecutor(1);
127	<	p1.schedule(runnable, SMALL_DELAY_MS, TimeUnit.MILLISECONDS);
128	<	Thread.sleep(SHORT_DELAY_MS);
129	<	assertFalse(runnable.done);
130	<	Thread.sleep(MEDIUM_DELAY_MS);
131	<	assertTrue(runnable.done);
132	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
133	<	joinPool(p1);
134	<	} catch (Exception e){
135	<	unexpectedException();
121	>	* delayed schedule of runnable successfully executes after delay
122	>	*/
123	>	public void testSchedule3() throws Exception {
124	>	CustomExecutor p = new CustomExecutor(1);
125	>	final long t0 = System.nanoTime();
126	>	final long timeoutNanos = SHORT_DELAY_MS * 1000L * 1000L;
127	>	final CountDownLatch done = new CountDownLatch(1);
128	>	try {
129	>	Runnable task = new CheckedRunnable() {
130	>	public void realRun() {
131	>	done.countDown();
132	>	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
133	>	}};
134	>	Future f = p.schedule(task, SHORT_DELAY_MS, MILLISECONDS);
135	>	assertNull(f.get());
136	>	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
137	>	assertTrue(done.await(0L, MILLISECONDS));
138	>	} finally {
139	>	joinPool(p);
140		}
141		}
142
143		/**
144		* scheduleAtFixedRate executes runnable after given initial delay
145		*/
146	<	public void testSchedule4() {
147	<	try {
148	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
149	<	CustomExecutor p1 = new CustomExecutor(1);
150	<	ScheduledFuture h = p1.scheduleAtFixedRate(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
151	<	assertFalse(runnable.done);
152	<	Thread.sleep(MEDIUM_DELAY_MS);
153	<	assertTrue(runnable.done);
154	<	h.cancel(true);
155	<	joinPool(p1);
156	<	} catch (Exception e){
157	<	unexpectedException();
146	>	public void testSchedule4() throws InterruptedException {
147	>	CustomExecutor p = new CustomExecutor(1);
148	>	final long t0 = System.nanoTime();
149	>	final long timeoutNanos = SHORT_DELAY_MS * 1000L * 1000L;
150	>	final CountDownLatch done = new CountDownLatch(1);
151	>	try {
152	>	Runnable task = new CheckedRunnable() {
153	>	public void realRun() {
154	>	done.countDown();
155	>	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
156	>	}};
157	>	ScheduledFuture f =
158	>	p.scheduleAtFixedRate(task, SHORT_DELAY_MS,
159	>	SHORT_DELAY_MS, MILLISECONDS);
160	>	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
161	>	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
162	>	f.cancel(true);
163	>	} finally {
164	>	joinPool(p);
165		}
166		}
167
162	–	static class RunnableCounter implements Runnable {
163	–	AtomicInteger count = new AtomicInteger(0);
164	–	public void run() { count.getAndIncrement(); }
165	–	}
166	–
168		/**
169		* scheduleWithFixedDelay executes runnable after given initial delay
170		*/
171	<	public void testSchedule5() {
172	<	try {
173	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
174	<	CustomExecutor p1 = new CustomExecutor(1);
175	<	ScheduledFuture h = p1.scheduleWithFixedDelay(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
176	<	assertFalse(runnable.done);
177	<	Thread.sleep(MEDIUM_DELAY_MS);
178	<	assertTrue(runnable.done);
179	<	h.cancel(true);
180	<	joinPool(p1);
181	<	} catch (Exception e){
182	<	unexpectedException();
171	>	public void testSchedule5() throws InterruptedException {
172	>	CustomExecutor p = new CustomExecutor(1);
173	>	final long t0 = System.nanoTime();
174	>	final long timeoutNanos = SHORT_DELAY_MS * 1000L * 1000L;
175	>	final CountDownLatch done = new CountDownLatch(1);
176	>	try {
177	>	Runnable task = new CheckedRunnable() {
178	>	public void realRun() {
179	>	done.countDown();
180	>	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
181	>	}};
182	>	ScheduledFuture f =
183	>	p.scheduleWithFixedDelay(task, SHORT_DELAY_MS,
184	>	SHORT_DELAY_MS, MILLISECONDS);
185	>	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
186	>	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
187	>	f.cancel(true);
188	>	} finally {
189	>	joinPool(p);
190		}
191		}
192
193	+	static class RunnableCounter implements Runnable {
194	+	AtomicInteger count = new AtomicInteger(0);
195	+	public void run() { count.getAndIncrement(); }
196	+	}
197	+
198		/**
199		* scheduleAtFixedRate executes series of tasks at given rate
200		*/
201	<	public void testFixedRateSequence() {
202	<	try {
203	<	CustomExecutor p1 = new CustomExecutor(1);
204	<	RunnableCounter counter = new RunnableCounter();
205	<	ScheduledFuture h =
206	<	p1.scheduleAtFixedRate(counter, 0, 1, TimeUnit.MILLISECONDS);
207	<	Thread.sleep(SMALL_DELAY_MS);
208	<	h.cancel(true);
209	<	int c = counter.count.get();
210	<	// By time scaling conventions, we must have at least
211	<	// an execution per SHORT delay, but no more than one SHORT more
212	<	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
213	<	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
201	<	joinPool(p1);
202	<	} catch (Exception e){
203	<	unexpectedException();
204	<	}
201	>	public void testFixedRateSequence() throws InterruptedException {
202	>	CustomExecutor p = new CustomExecutor(1);
203	>	RunnableCounter counter = new RunnableCounter();
204	>	ScheduledFuture h =
205	>	p.scheduleAtFixedRate(counter, 0, 1, MILLISECONDS);
206	>	delay(SMALL_DELAY_MS);
207	>	h.cancel(true);
208	>	int c = counter.count.get();
209	>	// By time scaling conventions, we must have at least
210	>	// an execution per SHORT delay, but no more than one SHORT more
211	>	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
212	>	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
213	>	joinPool(p);
214		}
215
216		/**
217		* scheduleWithFixedDelay executes series of tasks with given period
218		*/
219	<	public void testFixedDelaySequence() {
220	<	try {
221	<	CustomExecutor p1 = new CustomExecutor(1);
222	<	RunnableCounter counter = new RunnableCounter();
223	<	ScheduledFuture h =
224	<	p1.scheduleWithFixedDelay(counter, 0, 1, TimeUnit.MILLISECONDS);
225	<	Thread.sleep(SMALL_DELAY_MS);
226	<	h.cancel(true);
227	<	int c = counter.count.get();
228	<	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
229	<	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
221	<	joinPool(p1);
222	<	} catch (Exception e){
223	<	unexpectedException();
224	<	}
219	>	public void testFixedDelaySequence() throws InterruptedException {
220	>	CustomExecutor p = new CustomExecutor(1);
221	>	RunnableCounter counter = new RunnableCounter();
222	>	ScheduledFuture h =
223	>	p.scheduleWithFixedDelay(counter, 0, 1, MILLISECONDS);
224	>	delay(SMALL_DELAY_MS);
225	>	h.cancel(true);
226	>	int c = counter.count.get();
227	>	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
228	>	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
229	>	joinPool(p);
230		}
231
232
233		/**
234	<	*  execute (null) throws NPE
234	>	* execute(null) throws NPE
235		*/
236	<	public void testExecuteNull() {
237	<	CustomExecutor se = null;
236	>	public void testExecuteNull() throws InterruptedException {
237	>	CustomExecutor se = new CustomExecutor(1);
238		try {
239	<	se = new CustomExecutor(1);
235	<	se.execute(null);
239	>	se.execute(null);
240		shouldThrow();
241	<	} catch (NullPointerException success){}
242	<	catch (Exception e){
239	<	unexpectedException();
240	<	}
241	<
242	<	joinPool(se);
241	>	} catch (NullPointerException success) {}
242	>	joinPool(se);
243		}
244
245		/**
246	<	* schedule (null) throws NPE
246	>	* schedule(null) throws NPE
247		*/
248	<	public void testScheduleNull() {
248	>	public void testScheduleNull() throws InterruptedException {
249		CustomExecutor se = new CustomExecutor(1);
250	<	try {
250	>	try {
251		TrackedCallable callable = null;
252	<	Future f = se.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
252	>	Future f = se.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
253		shouldThrow();
254	<	} catch (NullPointerException success){}
255	<	catch (Exception e){
256	<	unexpectedException();
257	<	}
258	<	joinPool(se);
254	>	} catch (NullPointerException success) {}
255	>	joinPool(se);
256		}
257
258		/**
#	Line 266 | Line 263 | public class ScheduledExecutorSubclassTe
263		try {
264		se.shutdown();
265		se.schedule(new NoOpRunnable(),
266	<	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
266	>	MEDIUM_DELAY_MS, MILLISECONDS);
267		shouldThrow();
268	<	} catch (RejectedExecutionException success){
268	>	} catch (RejectedExecutionException success) {
269		} catch (SecurityException ok) {
270		}
271
272		joinPool(se);
276	–
273		}
274
275		/**
#	Line 284 | Line 280 | public class ScheduledExecutorSubclassTe
280		try {
281		se.shutdown();
282		se.schedule(new NoOpCallable(),
283	<	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
283	>	MEDIUM_DELAY_MS, MILLISECONDS);
284		shouldThrow();
285	<	} catch (RejectedExecutionException success){
285	>	} catch (RejectedExecutionException success) {
286		} catch (SecurityException ok) {
287		}
288		joinPool(se);
#	Line 295 | Line 291 | public class ScheduledExecutorSubclassTe
291		/**
292		* schedule callable throws RejectedExecutionException if shutdown
293		*/
294	<	public void testSchedule3_RejectedExecutionException() {
295	<	CustomExecutor se = new CustomExecutor(1);
296	<	try {
294	>	public void testSchedule3_RejectedExecutionException() {
295	>	CustomExecutor se = new CustomExecutor(1);
296	>	try {
297		se.shutdown();
298		se.schedule(new NoOpCallable(),
299	<	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
299	>	MEDIUM_DELAY_MS, MILLISECONDS);
300		shouldThrow();
301	<	} catch (RejectedExecutionException success){
301	>	} catch (RejectedExecutionException success) {
302		} catch (SecurityException ok) {
303		}
304	<	joinPool(se);
304	>	joinPool(se);
305		}
306
307		/**
308	<	*  scheduleAtFixedRate throws RejectedExecutionException if shutdown
308	>	* scheduleAtFixedRate throws RejectedExecutionException if shutdown
309		*/
310		public void testScheduleAtFixedRate1_RejectedExecutionException() {
311		CustomExecutor se = new CustomExecutor(1);
312		try {
313		se.shutdown();
314		se.scheduleAtFixedRate(new NoOpRunnable(),
315	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
315	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
316		shouldThrow();
317	<	} catch (RejectedExecutionException success){
317	>	} catch (RejectedExecutionException success) {
318		} catch (SecurityException ok) {
319		}
320		joinPool(se);
#	Line 332 | Line 328 | public class ScheduledExecutorSubclassTe
328		try {
329		se.shutdown();
330		se.scheduleWithFixedDelay(new NoOpRunnable(),
331	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
331	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
332		shouldThrow();
333	<	} catch (RejectedExecutionException success){
333	>	} catch (RejectedExecutionException success) {
334		} catch (SecurityException ok) {
335		}
336		joinPool(se);
337		}
338
339		/**
340	<	*  getActiveCount increases but doesn't overestimate, when a
341	<	*  thread becomes active
340	>	* getActiveCount increases but doesn't overestimate, when a
341	>	* thread becomes active
342		*/
343	<	public void testGetActiveCount() {
344	<	CustomExecutor p2 = new CustomExecutor(2);
345	<	assertEquals(0, p2.getActiveCount());
346	<	p2.execute(new SmallRunnable());
347	<	try {
348	<	Thread.sleep(SHORT_DELAY_MS);
349	<	} catch (Exception e){
350	<	unexpectedException();
343	>	public void testGetActiveCount() throws InterruptedException {
344	>	final ThreadPoolExecutor p = new CustomExecutor(2);
345	>	final CountDownLatch threadStarted = new CountDownLatch(1);
346	>	final CountDownLatch done = new CountDownLatch(1);
347	>	try {
348	>	assertEquals(0, p.getActiveCount());
349	>	p.execute(new CheckedRunnable() {
350	>	public void realRun() throws InterruptedException {
351	>	threadStarted.countDown();
352	>	assertEquals(1, p.getActiveCount());
353	>	done.await();
354	>	}});
355	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
356	>	assertEquals(1, p.getActiveCount());
357	>	} finally {
358	>	done.countDown();
359	>	joinPool(p);
360		}
356	–	assertEquals(1, p2.getActiveCount());
357	–	joinPool(p2);
361		}
362
363		/**
364	<	*    getCompletedTaskCount increases, but doesn't overestimate,
365	<	*   when tasks complete
364	>	* getCompletedTaskCount increases, but doesn't overestimate,
365	>	* when tasks complete
366		*/
367	<	public void testGetCompletedTaskCount() {
368	<	CustomExecutor p2 = new CustomExecutor(2);
369	<	assertEquals(0, p2.getCompletedTaskCount());
370	<	p2.execute(new SmallRunnable());
371	<	try {
372	<	Thread.sleep(MEDIUM_DELAY_MS);
373	<	} catch (Exception e){
374	<	unexpectedException();
367	>	public void testGetCompletedTaskCount() throws InterruptedException {
368	>	final ThreadPoolExecutor p = new CustomExecutor(2);
369	>	final CountDownLatch threadStarted = new CountDownLatch(1);
370	>	final CountDownLatch threadProceed = new CountDownLatch(1);
371	>	final CountDownLatch threadDone = new CountDownLatch(1);
372	>	try {
373	>	assertEquals(0, p.getCompletedTaskCount());
374	>	p.execute(new CheckedRunnable() {
375	>	public void realRun() throws InterruptedException {
376	>	threadStarted.countDown();
377	>	assertEquals(0, p.getCompletedTaskCount());
378	>	threadProceed.await();
379	>	threadDone.countDown();
380	>	}});
381	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
382	>	assertEquals(0, p.getCompletedTaskCount());
383	>	threadProceed.countDown();
384	>	threadDone.await();
385	>	delay(SHORT_DELAY_MS);
386	>	assertEquals(1, p.getCompletedTaskCount());
387	>	} finally {
388	>	joinPool(p);
389		}
373	–	assertEquals(1, p2.getCompletedTaskCount());
374	–	joinPool(p2);
390		}
391
392		/**
393	<	*  getCorePoolSize returns size given in constructor if not otherwise set
393	>	* getCorePoolSize returns size given in constructor if not otherwise set
394		*/
395		public void testGetCorePoolSize() {
396	<	CustomExecutor p1 = new CustomExecutor(1);
397	<	assertEquals(1, p1.getCorePoolSize());
398	<	joinPool(p1);
396	>	CustomExecutor p = new CustomExecutor(1);
397	>	assertEquals(1, p.getCorePoolSize());
398	>	joinPool(p);
399		}
400
401		/**
402	<	*    getLargestPoolSize increases, but doesn't overestimate, when
403	<	*   multiple threads active
402	>	* getLargestPoolSize increases, but doesn't overestimate, when
403	>	* multiple threads active
404		*/
405	<	public void testGetLargestPoolSize() {
406	<	CustomExecutor p2 = new CustomExecutor(2);
407	<	assertEquals(0, p2.getLargestPoolSize());
408	<	p2.execute(new SmallRunnable());
409	<	p2.execute(new SmallRunnable());
410	<	try {
411	<	Thread.sleep(SHORT_DELAY_MS);
412	<	} catch (Exception e){
413	<	unexpectedException();
405	>	public void testGetLargestPoolSize() throws InterruptedException {
406	>	final int THREADS = 3;
407	>	final ThreadPoolExecutor p = new CustomExecutor(THREADS);
408	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
409	>	final CountDownLatch done = new CountDownLatch(1);
410	>	try {
411	>	assertEquals(0, p.getLargestPoolSize());
412	>	for (int i = 0; i < THREADS; i++)
413	>	p.execute(new CheckedRunnable() {
414	>	public void realRun() throws InterruptedException {
415	>	threadsStarted.countDown();
416	>	done.await();
417	>	assertEquals(THREADS, p.getLargestPoolSize());
418	>	}});
419	>	assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
420	>	assertEquals(THREADS, p.getLargestPoolSize());
421	>	} finally {
422	>	done.countDown();
423	>	joinPool(p);
424	>	assertEquals(THREADS, p.getLargestPoolSize());
425		}
400	–	assertEquals(2, p2.getLargestPoolSize());
401	–	joinPool(p2);
426		}
427
428		/**
429	<	*   getPoolSize increases, but doesn't overestimate, when threads
430	<	*   become active
429	>	* getPoolSize increases, but doesn't overestimate, when threads
430	>	* become active
431		*/
432	<	public void testGetPoolSize() {
433	<	CustomExecutor p1 = new CustomExecutor(1);
434	<	assertEquals(0, p1.getPoolSize());
435	<	p1.execute(new SmallRunnable());
436	<	assertEquals(1, p1.getPoolSize());
437	<	joinPool(p1);
432	>	public void testGetPoolSize() throws InterruptedException {
433	>	final ThreadPoolExecutor p = new CustomExecutor(1);
434	>	final CountDownLatch threadStarted = new CountDownLatch(1);
435	>	final CountDownLatch done = new CountDownLatch(1);
436	>	try {
437	>	assertEquals(0, p.getPoolSize());
438	>	p.execute(new CheckedRunnable() {
439	>	public void realRun() throws InterruptedException {
440	>	threadStarted.countDown();
441	>	assertEquals(1, p.getPoolSize());
442	>	done.await();
443	>	}});
444	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
445	>	assertEquals(1, p.getPoolSize());
446	>	} finally {
447	>	done.countDown();
448	>	joinPool(p);
449	>	}
450		}
451
452		/**
453	<	*    getTaskCount increases, but doesn't overestimate, when tasks
454	<	*    submitted
453	>	* getTaskCount increases, but doesn't overestimate, when tasks
454	>	* submitted
455		*/
456	<	public void testGetTaskCount() {
457	<	CustomExecutor p1 = new CustomExecutor(1);
458	<	assertEquals(0, p1.getTaskCount());
459	<	for (int i = 0; i < 5; i++)
460	<	p1.execute(new SmallRunnable());
461	<	try {
462	<	Thread.sleep(SHORT_DELAY_MS);
463	<	} catch (Exception e){
464	<	unexpectedException();
456	>	public void testGetTaskCount() throws InterruptedException {
457	>	final ThreadPoolExecutor p = new CustomExecutor(1);
458	>	final CountDownLatch threadStarted = new CountDownLatch(1);
459	>	final CountDownLatch done = new CountDownLatch(1);
460	>	final int TASKS = 5;
461	>	try {
462	>	assertEquals(0, p.getTaskCount());
463	>	for (int i = 0; i < TASKS; i++)
464	>	p.execute(new CheckedRunnable() {
465	>	public void realRun() throws InterruptedException {
466	>	threadStarted.countDown();
467	>	done.await();
468	>	}});
469	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
470	>	assertEquals(TASKS, p.getTaskCount());
471	>	} finally {
472	>	done.countDown();
473	>	joinPool(p);
474		}
430	–	assertEquals(5, p1.getTaskCount());
431	–	joinPool(p1);
475		}
476
477		/**
#	Line 436 | Line 479 | public class ScheduledExecutorSubclassTe
479		*/
480		public void testGetThreadFactory() {
481		ThreadFactory tf = new SimpleThreadFactory();
482	<	CustomExecutor p = new CustomExecutor(1, tf);
482	>	CustomExecutor p = new CustomExecutor(1, tf);
483		assertSame(tf, p.getThreadFactory());
484		joinPool(p);
485		}
#	Line 446 | Line 489 | public class ScheduledExecutorSubclassTe
489		*/
490		public void testSetThreadFactory() {
491		ThreadFactory tf = new SimpleThreadFactory();
492	<	CustomExecutor p = new CustomExecutor(1);
492	>	CustomExecutor p = new CustomExecutor(1);
493		p.setThreadFactory(tf);
494		assertSame(tf, p.getThreadFactory());
495		joinPool(p);
#	Line 456 | Line 499 | public class ScheduledExecutorSubclassTe
499		* setThreadFactory(null) throws NPE
500		*/
501		public void testSetThreadFactoryNull() {
502	<	CustomExecutor p = new CustomExecutor(1);
502	>	CustomExecutor p = new CustomExecutor(1);
503		try {
504		p.setThreadFactory(null);
505		shouldThrow();
#	Line 467 | Line 510 | public class ScheduledExecutorSubclassTe
510		}
511
512		/**
513	<	*   is isShutDown is false before shutdown, true after
513	>	* isShutDown is false before shutdown, true after
514		*/
515		public void testIsShutdown() {
516	<
474	<	CustomExecutor p1 = new CustomExecutor(1);
516	>	CustomExecutor p = new CustomExecutor(1);
517		try {
518	<	assertFalse(p1.isShutdown());
518	>	assertFalse(p.isShutdown());
519		}
520		finally {
521	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
521	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
522		}
523	<	assertTrue(p1.isShutdown());
523	>	assertTrue(p.isShutdown());
524		}
525
526
527		/**
528	<	*   isTerminated is false before termination, true after
528	>	* isTerminated is false before termination, true after
529		*/
530	<	public void testIsTerminated() {
531	<	CustomExecutor p1 = new CustomExecutor(1);
530	>	public void testIsTerminated() throws InterruptedException {
531	>	final ThreadPoolExecutor p = new CustomExecutor(1);
532	>	final CountDownLatch threadStarted = new CountDownLatch(1);
533	>	final CountDownLatch done = new CountDownLatch(1);
534	>	assertFalse(p.isTerminated());
535		try {
536	<	p1.execute(new SmallRunnable());
536	>	p.execute(new CheckedRunnable() {
537	>	public void realRun() throws InterruptedException {
538	>	assertFalse(p.isTerminated());
539	>	threadStarted.countDown();
540	>	done.await();
541	>	}});
542	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
543	>	assertFalse(p.isTerminating());
544	>	done.countDown();
545		} finally {
546	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
494	<	}
495	<	try {
496	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
497	<	assertTrue(p1.isTerminated());
498	<	} catch (Exception e){
499	<	unexpectedException();
546	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
547		}
548	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
549	+	assertTrue(p.isTerminated());
550		}
551
552		/**
553	<	*  isTerminating is not true when running or when terminated
553	>	* isTerminating is not true when running or when terminated
554		*/
555	<	public void testIsTerminating() {
556	<	CustomExecutor p1 = new CustomExecutor(1);
557	<	assertFalse(p1.isTerminating());
555	>	public void testIsTerminating() throws InterruptedException {
556	>	final ThreadPoolExecutor p = new CustomExecutor(1);
557	>	final CountDownLatch threadStarted = new CountDownLatch(1);
558	>	final CountDownLatch done = new CountDownLatch(1);
559		try {
560	<	p1.execute(new SmallRunnable());
561	<	assertFalse(p1.isTerminating());
560	>	assertFalse(p.isTerminating());
561	>	p.execute(new CheckedRunnable() {
562	>	public void realRun() throws InterruptedException {
563	>	assertFalse(p.isTerminating());
564	>	threadStarted.countDown();
565	>	done.await();
566	>	}});
567	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
568	>	assertFalse(p.isTerminating());
569	>	done.countDown();
570		} finally {
571	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
514	<	}
515	<	try {
516	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
517	<	assertTrue(p1.isTerminated());
518	<	assertFalse(p1.isTerminating());
519	<	} catch (Exception e){
520	<	unexpectedException();
571	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
572		}
573	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
574	+	assertTrue(p.isTerminated());
575	+	assertFalse(p.isTerminating());
576		}
577
578		/**
579		* getQueue returns the work queue, which contains queued tasks
580		*/
581	<	public void testGetQueue() {
582	<	CustomExecutor p1 = new CustomExecutor(1);
583	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
584	<	for (int i = 0; i < 5; i++){
531	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
532	<	}
581	>	public void testGetQueue() throws InterruptedException {
582	>	ScheduledThreadPoolExecutor p = new CustomExecutor(1);
583	>	final CountDownLatch threadStarted = new CountDownLatch(1);
584	>	final CountDownLatch done = new CountDownLatch(1);
585		try {
586	<	Thread.sleep(SHORT_DELAY_MS);
587	<	BlockingQueue<Runnable> q = p1.getQueue();
588	<	assertTrue(q.contains(tasks[4]));
586	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
587	>	for (int i = 0; i < tasks.length; i++) {
588	>	Runnable r = new CheckedRunnable() {
589	>	public void realRun() throws InterruptedException {
590	>	threadStarted.countDown();
591	>	done.await();
592	>	}};
593	>	tasks[i] = p.schedule(r, 1, MILLISECONDS);
594	>	}
595	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
596	>	BlockingQueue<Runnable> q = p.getQueue();
597	>	assertTrue(q.contains(tasks[tasks.length - 1]));
598		assertFalse(q.contains(tasks[0]));
538	–	} catch (Exception e) {
539	–	unexpectedException();
599		} finally {
600	<	joinPool(p1);
600	>	done.countDown();
601	>	joinPool(p);
602		}
603		}
604
605		/**
606		* remove(task) removes queued task, and fails to remove active task
607		*/
608	<	public void testRemove() {
609	<	CustomExecutor p1 = new CustomExecutor(1);
608	>	public void testRemove() throws InterruptedException {
609	>	final ScheduledThreadPoolExecutor p = new CustomExecutor(1);
610		ScheduledFuture[] tasks = new ScheduledFuture[5];
611	<	for (int i = 0; i < 5; i++){
612	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
553	<	}
611	>	final CountDownLatch threadStarted = new CountDownLatch(1);
612	>	final CountDownLatch done = new CountDownLatch(1);
613		try {
614	<	Thread.sleep(SHORT_DELAY_MS);
615	<	BlockingQueue<Runnable> q = p1.getQueue();
616	<	assertFalse(p1.remove((Runnable)tasks[0]));
614	>	for (int i = 0; i < tasks.length; i++) {
615	>	Runnable r = new CheckedRunnable() {
616	>	public void realRun() throws InterruptedException {
617	>	threadStarted.countDown();
618	>	done.await();
619	>	}};
620	>	tasks[i] = p.schedule(r, 1, MILLISECONDS);
621	>	}
622	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
623	>	BlockingQueue<Runnable> q = p.getQueue();
624	>	assertFalse(p.remove((Runnable)tasks[0]));
625		assertTrue(q.contains((Runnable)tasks[4]));
626		assertTrue(q.contains((Runnable)tasks[3]));
627	<	assertTrue(p1.remove((Runnable)tasks[4]));
628	<	assertFalse(p1.remove((Runnable)tasks[4]));
627	>	assertTrue(p.remove((Runnable)tasks[4]));
628	>	assertFalse(p.remove((Runnable)tasks[4]));
629		assertFalse(q.contains((Runnable)tasks[4]));
630		assertTrue(q.contains((Runnable)tasks[3]));
631	<	assertTrue(p1.remove((Runnable)tasks[3]));
631	>	assertTrue(p.remove((Runnable)tasks[3]));
632		assertFalse(q.contains((Runnable)tasks[3]));
566	–	} catch (Exception e) {
567	–	unexpectedException();
633		} finally {
634	<	joinPool(p1);
634	>	done.countDown();
635	>	joinPool(p);
636		}
637		}
638
639		/**
640	<	*  purge removes cancelled tasks from the queue
640	>	* purge removes cancelled tasks from the queue
641		*/
642	<	public void testPurge() {
643	<	CustomExecutor p1 = new CustomExecutor(1);
642	>	public void testPurge() throws InterruptedException {
643	>	CustomExecutor p = new CustomExecutor(1);
644		ScheduledFuture[] tasks = new ScheduledFuture[5];
645	<	for (int i = 0; i < 5; i++){
646	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
647	<	}
645	>	for (int i = 0; i < tasks.length; i++)
646	>	tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(),
647	>	LONG_DELAY_MS, MILLISECONDS);
648		try {
649	<	int max = 5;
649	>	int max = tasks.length;
650		if (tasks[4].cancel(true)) --max;
651		if (tasks[3].cancel(true)) --max;
652		// There must eventually be an interference-free point at
653		// which purge will not fail. (At worst, when queue is empty.)
654	<	int k;
655	<	for (k = 0; k < SMALL_DELAY_MS; ++k) {
656	<	p1.purge();
657	<	long count = p1.getTaskCount();
658	<	if (count >= 0 && count <= max)
659	<	break;
660	<	Thread.sleep(1);
661	<	}
596	<	assertTrue(k < SMALL_DELAY_MS);
597	<	} catch (Exception e) {
598	<	unexpectedException();
654	>	long startTime = System.nanoTime();
655	>	do {
656	>	p.purge();
657	>	long count = p.getTaskCount();
658	>	if (count == max)
659	>	return;
660	>	} while (millisElapsedSince(startTime) < MEDIUM_DELAY_MS);
661	>	fail("Purge failed to remove cancelled tasks");
662		} finally {
663	<	joinPool(p1);
663	>	for (ScheduledFuture task : tasks)
664	>	task.cancel(true);
665	>	joinPool(p);
666		}
667		}
668
669		/**
670	<	*  shutDownNow returns a list containing tasks that were not run
670	>	* shutDownNow returns a list containing tasks that were not run
671		*/
672		public void testShutDownNow() {
673	<	CustomExecutor p1 = new CustomExecutor(1);
673	>	CustomExecutor p = new CustomExecutor(1);
674		for (int i = 0; i < 5; i++)
675	<	p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
676	<	List l;
675	>	p.schedule(new SmallPossiblyInterruptedRunnable(),
676	>	LONG_DELAY_MS, MILLISECONDS);
677		try {
678	<	l = p1.shutdownNow();
678	>	List<Runnable> l = p.shutdownNow();
679	>	assertTrue(p.isShutdown());
680	>	assertEquals(5, l.size());
681		} catch (SecurityException ok) {
682	<	return;
682	>	// Allowed in case test doesn't have privs
683	>	} finally {
684	>	joinPool(p);
685		}
617	–	assertTrue(p1.isShutdown());
618	–	assertTrue(l.size() > 0 && l.size() <= 5);
619	–	joinPool(p1);
686		}
687
688		/**
689		* In default setting, shutdown cancels periodic but not delayed
690		* tasks at shutdown
691		*/
692	<	public void testShutDown1() {
693	<	try {
694	<	CustomExecutor p1 = new CustomExecutor(1);
695	<	assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
630	<	assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
631	<
632	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
633	<	for (int i = 0; i < 5; i++)
634	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
635	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
636	<	BlockingQueue q = p1.getQueue();
637	<	for (Iterator it = q.iterator(); it.hasNext();) {
638	<	ScheduledFuture t = (ScheduledFuture)it.next();
639	<	assertFalse(t.isCancelled());
640	<	}
641	<	assertTrue(p1.isShutdown());
642	<	Thread.sleep(SMALL_DELAY_MS);
643	<	for (int i = 0; i < 5; ++i) {
644	<	assertTrue(tasks[i].isDone());
645	<	assertFalse(tasks[i].isCancelled());
646	<	}
692	>	public void testShutDown1() throws InterruptedException {
693	>	CustomExecutor p = new CustomExecutor(1);
694	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
695	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
696
697	+	ScheduledFuture[] tasks = new ScheduledFuture[5];
698	+	for (int i = 0; i < tasks.length; i++)
699	+	tasks[i] = p.schedule(new NoOpRunnable(),
700	+	SHORT_DELAY_MS, MILLISECONDS);
701	+	try { p.shutdown(); } catch (SecurityException ok) { return; }
702	+	BlockingQueue<Runnable> q = p.getQueue();
703	+	for (ScheduledFuture task : tasks) {
704	+	assertFalse(task.isDone());
705	+	assertFalse(task.isCancelled());
706	+	assertTrue(q.contains(task));
707		}
708	<	catch (Exception ex) {
709	<	unexpectedException();
708	>	assertTrue(p.isShutdown());
709	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
710	>	assertTrue(p.isTerminated());
711	>	for (ScheduledFuture task : tasks) {
712	>	assertTrue(task.isDone());
713	>	assertFalse(task.isCancelled());
714		}
715		}
716
#	Line 656 | Line 719 | public class ScheduledExecutorSubclassTe
719		* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false,
720		* delayed tasks are cancelled at shutdown
721		*/
722	<	public void testShutDown2() {
723	<	try {
724	<	CustomExecutor p1 = new CustomExecutor(1);
725	<	p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
726	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
727	<	for (int i = 0; i < 5; i++)
728	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
729	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
730	<	assertTrue(p1.isShutdown());
731	<	BlockingQueue q = p1.getQueue();
732	<	assertTrue(q.isEmpty());
733	<	Thread.sleep(SMALL_DELAY_MS);
734	<	assertTrue(p1.isTerminated());
735	<	}
736	<	catch (Exception ex) {
737	<	unexpectedException();
722	>	public void testShutDown2() throws InterruptedException {
723	>	CustomExecutor p = new CustomExecutor(1);
724	>	p.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
725	>	assertFalse(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
726	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
727	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
728	>	for (int i = 0; i < tasks.length; i++)
729	>	tasks[i] = p.schedule(new NoOpRunnable(),
730	>	SHORT_DELAY_MS, MILLISECONDS);
731	>	BlockingQueue q = p.getQueue();
732	>	assertEquals(tasks.length, q.size());
733	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
734	>	assertTrue(p.isShutdown());
735	>	assertTrue(q.isEmpty());
736	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
737	>	assertTrue(p.isTerminated());
738	>	for (ScheduledFuture task : tasks) {
739	>	assertTrue(task.isDone());
740	>	assertTrue(task.isCancelled());
741		}
742		}
743
744
745		/**
746		* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false,
747	<	* periodic tasks are not cancelled at shutdown
747	>	* periodic tasks are cancelled at shutdown
748		*/
749	<	public void testShutDown3() {
750	<	try {
751	<	CustomExecutor p1 = new CustomExecutor(1);
752	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
753	<	ScheduledFuture task =
754	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
755	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
756	<	assertTrue(p1.isShutdown());
757	<	BlockingQueue q = p1.getQueue();
758	<	assertTrue(q.isEmpty());
759	<	Thread.sleep(SHORT_DELAY_MS);
760	<	assertTrue(p1.isTerminated());
761	<	}
762	<	catch (Exception ex) {
763	<	unexpectedException();
764	<	}
749	>	public void testShutDown3() throws InterruptedException {
750	>	CustomExecutor p = new CustomExecutor(1);
751	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
752	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
753	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
754	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
755	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
756	>	ScheduledFuture task =
757	>	p.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, MILLISECONDS);
758	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
759	>	assertTrue(p.isShutdown());
760	>	BlockingQueue q = p.getQueue();
761	>	assertTrue(p.getQueue().isEmpty());
762	>	assertTrue(task.isDone());
763	>	assertTrue(task.isCancelled());
764	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
765	>	assertTrue(p.isTerminated());
766		}
767
768		/**
769		* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true,
770	<	* periodic tasks are cancelled at shutdown
770	>	* periodic tasks are not cancelled at shutdown
771		*/
772	<	public void testShutDown4() {
773	<	CustomExecutor p1 = new CustomExecutor(1);
774	<	try {
775	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
772	>	public void testShutDown4() throws InterruptedException {
773	>	CustomExecutor p = new CustomExecutor(1);
774	>	final CountDownLatch counter = new CountDownLatch(2);
775	>	try {
776	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
777	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
778	>	assertTrue(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
779	>	final Runnable r = new CheckedRunnable() {
780	>	public void realRun() {
781	>	counter.countDown();
782	>	}};
783		ScheduledFuture task =
784	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 1, 1, TimeUnit.MILLISECONDS);
784	>	p.scheduleAtFixedRate(r, 1, 1, MILLISECONDS);
785	>	assertFalse(task.isDone());
786		assertFalse(task.isCancelled());
787	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
787	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
788		assertFalse(task.isCancelled());
789	<	assertFalse(p1.isTerminated());
790	<	assertTrue(p1.isShutdown());
791	<	Thread.sleep(SHORT_DELAY_MS);
789	>	assertFalse(p.isTerminated());
790	>	assertTrue(p.isShutdown());
791	>	assertTrue(counter.await(SMALL_DELAY_MS, MILLISECONDS));
792		assertFalse(task.isCancelled());
793	<	assertTrue(task.cancel(true));
793	>	assertTrue(task.cancel(false));
794		assertTrue(task.isDone());
795	<	Thread.sleep(SHORT_DELAY_MS);
796	<	assertTrue(p1.isTerminated());
797	<	}
723	<	catch (Exception ex) {
724	<	unexpectedException();
795	>	assertTrue(task.isCancelled());
796	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
797	>	assertTrue(p.isTerminated());
798		}
799		finally {
800	<	joinPool(p1);
800	>	joinPool(p);
801		}
802		}
803
804		/**
805		* completed submit of callable returns result
806		*/
807	<	public void testSubmitCallable() {
807	>	public void testSubmitCallable() throws Exception {
808		ExecutorService e = new CustomExecutor(2);
809		try {
810		Future<String> future = e.submit(new StringTask());
811		String result = future.get();
812		assertSame(TEST_STRING, result);
740	–	}
741	–	catch (ExecutionException ex) {
742	–	unexpectedException();
743	–	}
744	–	catch (InterruptedException ex) {
745	–	unexpectedException();
813		} finally {
814		joinPool(e);
815		}
#	Line 751 | Line 818 | public class ScheduledExecutorSubclassTe
818		/**
819		* completed submit of runnable returns successfully
820		*/
821	<	public void testSubmitRunnable() {
821	>	public void testSubmitRunnable() throws Exception {
822		ExecutorService e = new CustomExecutor(2);
823		try {
824		Future<?> future = e.submit(new NoOpRunnable());
825		future.get();
826		assertTrue(future.isDone());
760	–	}
761	–	catch (ExecutionException ex) {
762	–	unexpectedException();
763	–	}
764	–	catch (InterruptedException ex) {
765	–	unexpectedException();
827		} finally {
828		joinPool(e);
829		}
#	Line 771 | Line 832 | public class ScheduledExecutorSubclassTe
832		/**
833		* completed submit of (runnable, result) returns result
834		*/
835	<	public void testSubmitRunnable2() {
835	>	public void testSubmitRunnable2() throws Exception {
836		ExecutorService e = new CustomExecutor(2);
837		try {
838		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
839		String result = future.get();
840		assertSame(TEST_STRING, result);
780	–	}
781	–	catch (ExecutionException ex) {
782	–	unexpectedException();
783	–	}
784	–	catch (InterruptedException ex) {
785	–	unexpectedException();
841		} finally {
842		joinPool(e);
843		}
#	Line 791 | Line 846 | public class ScheduledExecutorSubclassTe
846		/**
847		* invokeAny(null) throws NPE
848		*/
849	<	public void testInvokeAny1() {
849	>	public void testInvokeAny1() throws Exception {
850		ExecutorService e = new CustomExecutor(2);
851		try {
852		e.invokeAny(null);
853	+	shouldThrow();
854		} catch (NullPointerException success) {
799	–	} catch (Exception ex) {
800	–	unexpectedException();
855		} finally {
856		joinPool(e);
857		}
#	Line 806 | Line 860 | public class ScheduledExecutorSubclassTe
860		/**
861		* invokeAny(empty collection) throws IAE
862		*/
863	<	public void testInvokeAny2() {
863	>	public void testInvokeAny2() throws Exception {
864		ExecutorService e = new CustomExecutor(2);
865		try {
866		e.invokeAny(new ArrayList<Callable<String>>());
867	+	shouldThrow();
868		} catch (IllegalArgumentException success) {
814	–	} catch (Exception ex) {
815	–	unexpectedException();
869		} finally {
870		joinPool(e);
871		}
#	Line 821 | Line 874 | public class ScheduledExecutorSubclassTe
874		/**
875		* invokeAny(c) throws NPE if c has null elements
876		*/
877	<	public void testInvokeAny3() {
877	>	public void testInvokeAny3() throws Exception {
878	>	CountDownLatch latch = new CountDownLatch(1);
879		ExecutorService e = new CustomExecutor(2);
880	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
881	+	l.add(latchAwaitingStringTask(latch));
882	+	l.add(null);
883		try {
827	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
828	–	l.add(new StringTask());
829	–	l.add(null);
884		e.invokeAny(l);
885	+	shouldThrow();
886		} catch (NullPointerException success) {
832	–	} catch (Exception ex) {
833	–	unexpectedException();
887		} finally {
888	+	latch.countDown();
889		joinPool(e);
890		}
891		}
#	Line 839 | Line 893 | public class ScheduledExecutorSubclassTe
893		/**
894		* invokeAny(c) throws ExecutionException if no task completes
895		*/
896	<	public void testInvokeAny4() {
896	>	public void testInvokeAny4() throws Exception {
897		ExecutorService e = new CustomExecutor(2);
898	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
899	+	l.add(new NPETask());
900		try {
845	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
846	–	l.add(new NPETask());
901		e.invokeAny(l);
902	+	shouldThrow();
903		} catch (ExecutionException success) {
904	<	} catch (Exception ex) {
850	<	unexpectedException();
904	>	assertTrue(success.getCause() instanceof NullPointerException);
905		} finally {
906		joinPool(e);
907		}
#	Line 856 | Line 910 | public class ScheduledExecutorSubclassTe
910		/**
911		* invokeAny(c) returns result of some task
912		*/
913	<	public void testInvokeAny5() {
913	>	public void testInvokeAny5() throws Exception {
914		ExecutorService e = new CustomExecutor(2);
915		try {
916	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
916	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
917		l.add(new StringTask());
918		l.add(new StringTask());
919		String result = e.invokeAny(l);
920		assertSame(TEST_STRING, result);
867	–	} catch (ExecutionException success) {
868	–	} catch (Exception ex) {
869	–	unexpectedException();
921		} finally {
922		joinPool(e);
923		}
#	Line 875 | Line 926 | public class ScheduledExecutorSubclassTe
926		/**
927		* invokeAll(null) throws NPE
928		*/
929	<	public void testInvokeAll1() {
929	>	public void testInvokeAll1() throws Exception {
930		ExecutorService e = new CustomExecutor(2);
931		try {
932		e.invokeAll(null);
933	+	shouldThrow();
934		} catch (NullPointerException success) {
883	–	} catch (Exception ex) {
884	–	unexpectedException();
935		} finally {
936		joinPool(e);
937		}
#	Line 890 | Line 940 | public class ScheduledExecutorSubclassTe
940		/**
941		* invokeAll(empty collection) returns empty collection
942		*/
943	<	public void testInvokeAll2() {
943	>	public void testInvokeAll2() throws Exception {
944		ExecutorService e = new CustomExecutor(2);
945		try {
946		List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
947		assertTrue(r.isEmpty());
898	–	} catch (Exception ex) {
899	–	unexpectedException();
948		} finally {
949		joinPool(e);
950		}
#	Line 905 | Line 953 | public class ScheduledExecutorSubclassTe
953		/**
954		* invokeAll(c) throws NPE if c has null elements
955		*/
956	<	public void testInvokeAll3() {
956	>	public void testInvokeAll3() throws Exception {
957		ExecutorService e = new CustomExecutor(2);
958	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
959	+	l.add(new StringTask());
960	+	l.add(null);
961		try {
911	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
912	–	l.add(new StringTask());
913	–	l.add(null);
962		e.invokeAll(l);
963	+	shouldThrow();
964		} catch (NullPointerException success) {
916	–	} catch (Exception ex) {
917	–	unexpectedException();
965		} finally {
966		joinPool(e);
967		}
#	Line 923 | Line 970 | public class ScheduledExecutorSubclassTe
970		/**
971		* get of invokeAll(c) throws exception on failed task
972		*/
973	<	public void testInvokeAll4() {
973	>	public void testInvokeAll4() throws Exception {
974		ExecutorService e = new CustomExecutor(2);
975	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
976	+	l.add(new NPETask());
977	+	List<Future<String>> futures = e.invokeAll(l);
978	+	assertEquals(1, futures.size());
979		try {
980	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
981	<	l.add(new NPETask());
931	<	List<Future<String>> result = e.invokeAll(l);
932	<	assertEquals(1, result.size());
933	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
934	<	it.next().get();
980	>	futures.get(0).get();
981	>	shouldThrow();
982		} catch (ExecutionException success) {
983	<	} catch (Exception ex) {
937	<	unexpectedException();
983	>	assertTrue(success.getCause() instanceof NullPointerException);
984		} finally {
985		joinPool(e);
986		}
#	Line 943 | Line 989 | public class ScheduledExecutorSubclassTe
989		/**
990		* invokeAll(c) returns results of all completed tasks
991		*/
992	<	public void testInvokeAll5() {
992	>	public void testInvokeAll5() throws Exception {
993		ExecutorService e = new CustomExecutor(2);
994		try {
995	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
995	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
996		l.add(new StringTask());
997		l.add(new StringTask());
998	<	List<Future<String>> result = e.invokeAll(l);
999	<	assertEquals(2, result.size());
1000	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1001	<	assertSame(TEST_STRING, it.next().get());
956	<	} catch (ExecutionException success) {
957	<	} catch (Exception ex) {
958	<	unexpectedException();
998	>	List<Future<String>> futures = e.invokeAll(l);
999	>	assertEquals(2, futures.size());
1000	>	for (Future<String> future : futures)
1001	>	assertSame(TEST_STRING, future.get());
1002		} finally {
1003		joinPool(e);
1004		}
#	Line 964 | Line 1007 | public class ScheduledExecutorSubclassTe
1007		/**
1008		* timed invokeAny(null) throws NPE
1009		*/
1010	<	public void testTimedInvokeAny1() {
1010	>	public void testTimedInvokeAny1() throws Exception {
1011		ExecutorService e = new CustomExecutor(2);
1012		try {
1013	<	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1013	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1014	>	shouldThrow();
1015		} catch (NullPointerException success) {
972	–	} catch (Exception ex) {
973	–	unexpectedException();
1016		} finally {
1017		joinPool(e);
1018		}
#	Line 979 | Line 1021 | public class ScheduledExecutorSubclassTe
1021		/**
1022		* timed invokeAny(,,null) throws NPE
1023		*/
1024	<	public void testTimedInvokeAnyNullTimeUnit() {
1024	>	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1025		ExecutorService e = new CustomExecutor(2);
1026	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1027	+	l.add(new StringTask());
1028		try {
985	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
986	–	l.add(new StringTask());
1029		e.invokeAny(l, MEDIUM_DELAY_MS, null);
1030	+	shouldThrow();
1031		} catch (NullPointerException success) {
989	–	} catch (Exception ex) {
990	–	unexpectedException();
1032		} finally {
1033		joinPool(e);
1034		}
#	Line 996 | Line 1037 | public class ScheduledExecutorSubclassTe
1037		/**
1038		* timed invokeAny(empty collection) throws IAE
1039		*/
1040	<	public void testTimedInvokeAny2() {
1040	>	public void testTimedInvokeAny2() throws Exception {
1041		ExecutorService e = new CustomExecutor(2);
1042		try {
1043	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1043	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1044	>	shouldThrow();
1045		} catch (IllegalArgumentException success) {
1004	–	} catch (Exception ex) {
1005	–	unexpectedException();
1046		} finally {
1047		joinPool(e);
1048		}
#	Line 1011 | Line 1051 | public class ScheduledExecutorSubclassTe
1051		/**
1052		* timed invokeAny(c) throws NPE if c has null elements
1053		*/
1054	<	public void testTimedInvokeAny3() {
1054	>	public void testTimedInvokeAny3() throws Exception {
1055	>	CountDownLatch latch = new CountDownLatch(1);
1056		ExecutorService e = new CustomExecutor(2);
1057	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1058	+	l.add(latchAwaitingStringTask(latch));
1059	+	l.add(null);
1060		try {
1061	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1062	<	l.add(new StringTask());
1019	<	l.add(null);
1020	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1061	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1062	>	shouldThrow();
1063		} catch (NullPointerException success) {
1022	–	} catch (Exception ex) {
1023	–	ex.printStackTrace();
1024	–	unexpectedException();
1064		} finally {
1065	+	latch.countDown();
1066		joinPool(e);
1067		}
1068		}
#	Line 1030 | Line 1070 | public class ScheduledExecutorSubclassTe
1070		/**
1071		* timed invokeAny(c) throws ExecutionException if no task completes
1072		*/
1073	<	public void testTimedInvokeAny4() {
1073	>	public void testTimedInvokeAny4() throws Exception {
1074		ExecutorService e = new CustomExecutor(2);
1075	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1076	+	l.add(new NPETask());
1077		try {
1078	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1079	<	l.add(new NPETask());
1038	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1078	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1079	>	shouldThrow();
1080		} catch (ExecutionException success) {
1081	<	} catch (Exception ex) {
1041	<	unexpectedException();
1081	>	assertTrue(success.getCause() instanceof NullPointerException);
1082		} finally {
1083		joinPool(e);
1084		}
#	Line 1047 | Line 1087 | public class ScheduledExecutorSubclassTe
1087		/**
1088		* timed invokeAny(c) returns result of some task
1089		*/
1090	<	public void testTimedInvokeAny5() {
1090	>	public void testTimedInvokeAny5() throws Exception {
1091		ExecutorService e = new CustomExecutor(2);
1092		try {
1093	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1093	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1094		l.add(new StringTask());
1095		l.add(new StringTask());
1096	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1096	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1097		assertSame(TEST_STRING, result);
1058	–	} catch (ExecutionException success) {
1059	–	} catch (Exception ex) {
1060	–	unexpectedException();
1098		} finally {
1099		joinPool(e);
1100		}
#	Line 1066 | Line 1103 | public class ScheduledExecutorSubclassTe
1103		/**
1104		* timed invokeAll(null) throws NPE
1105		*/
1106	<	public void testTimedInvokeAll1() {
1106	>	public void testTimedInvokeAll1() throws Exception {
1107		ExecutorService e = new CustomExecutor(2);
1108		try {
1109	<	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1109	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1110	>	shouldThrow();
1111		} catch (NullPointerException success) {
1074	–	} catch (Exception ex) {
1075	–	unexpectedException();
1112		} finally {
1113		joinPool(e);
1114		}
#	Line 1081 | Line 1117 | public class ScheduledExecutorSubclassTe
1117		/**
1118		* timed invokeAll(,,null) throws NPE
1119		*/
1120	<	public void testTimedInvokeAllNullTimeUnit() {
1120	>	public void testTimedInvokeAllNullTimeUnit() throws Exception {
1121		ExecutorService e = new CustomExecutor(2);
1122	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1123	+	l.add(new StringTask());
1124		try {
1087	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1088	–	l.add(new StringTask());
1125		e.invokeAll(l, MEDIUM_DELAY_MS, null);
1126	+	shouldThrow();
1127		} catch (NullPointerException success) {
1091	–	} catch (Exception ex) {
1092	–	unexpectedException();
1128		} finally {
1129		joinPool(e);
1130		}
#	Line 1098 | Line 1133 | public class ScheduledExecutorSubclassTe
1133		/**
1134		* timed invokeAll(empty collection) returns empty collection
1135		*/
1136	<	public void testTimedInvokeAll2() {
1136	>	public void testTimedInvokeAll2() throws Exception {
1137		ExecutorService e = new CustomExecutor(2);
1138		try {
1139	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1139	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1140		assertTrue(r.isEmpty());
1106	–	} catch (Exception ex) {
1107	–	unexpectedException();
1141		} finally {
1142		joinPool(e);
1143		}
#	Line 1113 | Line 1146 | public class ScheduledExecutorSubclassTe
1146		/**
1147		* timed invokeAll(c) throws NPE if c has null elements
1148		*/
1149	<	public void testTimedInvokeAll3() {
1149	>	public void testTimedInvokeAll3() throws Exception {
1150		ExecutorService e = new CustomExecutor(2);
1151	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1152	+	l.add(new StringTask());
1153	+	l.add(null);
1154		try {
1155	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1156	<	l.add(new StringTask());
1121	<	l.add(null);
1122	<	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1155	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1156	>	shouldThrow();
1157		} catch (NullPointerException success) {
1124	–	} catch (Exception ex) {
1125	–	unexpectedException();
1158		} finally {
1159		joinPool(e);
1160		}
#	Line 1131 | Line 1163 | public class ScheduledExecutorSubclassTe
1163		/**
1164		* get of element of invokeAll(c) throws exception on failed task
1165		*/
1166	<	public void testTimedInvokeAll4() {
1166	>	public void testTimedInvokeAll4() throws Exception {
1167		ExecutorService e = new CustomExecutor(2);
1168	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1169	+	l.add(new NPETask());
1170	+	List<Future<String>> futures =
1171	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1172	+	assertEquals(1, futures.size());
1173		try {
1174	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1175	<	l.add(new NPETask());
1139	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1140	<	assertEquals(1, result.size());
1141	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1142	<	it.next().get();
1174	>	futures.get(0).get();
1175	>	shouldThrow();
1176		} catch (ExecutionException success) {
1177	<	} catch (Exception ex) {
1145	<	unexpectedException();
1177	>	assertTrue(success.getCause() instanceof NullPointerException);
1178		} finally {
1179		joinPool(e);
1180		}
#	Line 1151 | Line 1183 | public class ScheduledExecutorSubclassTe
1183		/**
1184		* timed invokeAll(c) returns results of all completed tasks
1185		*/
1186	<	public void testTimedInvokeAll5() {
1186	>	public void testTimedInvokeAll5() throws Exception {
1187		ExecutorService e = new CustomExecutor(2);
1188		try {
1189	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1189	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1190		l.add(new StringTask());
1191		l.add(new StringTask());
1192	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1193	<	assertEquals(2, result.size());
1194	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1195	<	assertSame(TEST_STRING, it.next().get());
1196	<	} catch (ExecutionException success) {
1165	<	} catch (Exception ex) {
1166	<	unexpectedException();
1192	>	List<Future<String>> futures =
1193	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1194	>	assertEquals(2, futures.size());
1195	>	for (Future<String> future : futures)
1196	>	assertSame(TEST_STRING, future.get());
1197		} finally {
1198		joinPool(e);
1199		}
#	Line 1172 | Line 1202 | public class ScheduledExecutorSubclassTe
1202		/**
1203		* timed invokeAll(c) cancels tasks not completed by timeout
1204		*/
1205	<	public void testTimedInvokeAll6() {
1205	>	public void testTimedInvokeAll6() throws Exception {
1206		ExecutorService e = new CustomExecutor(2);
1207		try {
1208	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1208	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1209		l.add(new StringTask());
1210		l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1211		l.add(new StringTask());
1212	<	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
1213	<	assertEquals(3, result.size());
1214	<	Iterator<Future<String>> it = result.iterator();
1212	>	List<Future<String>> futures =
1213	>	e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1214	>	assertEquals(3, futures.size());
1215	>	Iterator<Future<String>> it = futures.iterator();
1216		Future<String> f1 = it.next();
1217		Future<String> f2 = it.next();
1218		Future<String> f3 = it.next();
#	Line 1190 | Line 1221 | public class ScheduledExecutorSubclassTe
1221		assertTrue(f3.isDone());
1222		assertFalse(f1.isCancelled());
1223		assertTrue(f2.isCancelled());
1193	–	} catch (Exception ex) {
1194	–	unexpectedException();
1224		} finally {
1225		joinPool(e);
1226		}
1227		}
1228
1200	–
1229		}

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