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

Comparing jsr166/src/test/tck/ScheduledExecutorSubclassTest.java (file contents):
Revision 1.5 by jsr166, Fri Nov 20 16:00:19 2009 UTC vs.
Revision 1.15 by jsr166, Mon Oct 11 07:21:32 2010 UTC

#	Line 7 | Line 7
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(ScheduledExecutorSubclassTest.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	>	Thread.sleep(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	>	Thread.sleep(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) {
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) {
286		} catch (SecurityException ok) {
#	Line 298 | Line 294 | public class ScheduledExecutorSubclassTe
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);
300	<	shouldThrow();
301	<	} catch (RejectedExecutionException success) {
302	<	} catch (SecurityException ok) {
303	<	}
297	>	se.shutdown();
298	>	se.schedule(new NoOpCallable(),
299	>	MEDIUM_DELAY_MS, MILLISECONDS);
300	>	shouldThrow();
301	>	} catch (RejectedExecutionException success) {
302	>	} catch (SecurityException ok) {
303	>	}
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) {
318		} catch (SecurityException ok) {
#	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) {
334		} catch (SecurityException ok) {
#	Line 341 | Line 337 | public class ScheduledExecutorSubclassTe
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	>	Thread.sleep(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	>	threadStarted.countDown();
539	>	assertFalse(p.isTerminated());
540	>	done.await();
541	>	}});
542	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
543	>	done.countDown();
544		} finally {
545	<	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();
545	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
546		}
547	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
548	+	assertTrue(p.isTerminated());
549		}
550
551		/**
552	<	*  isTerminating is not true when running or when terminated
552	>	* isTerminating is not true when running or when terminated
553		*/
554	<	public void testIsTerminating() {
555	<	CustomExecutor p1 = new CustomExecutor(1);
556	<	assertFalse(p1.isTerminating());
554	>	public void testIsTerminating() throws InterruptedException {
555	>	final ThreadPoolExecutor p = new CustomExecutor(1);
556	>	final CountDownLatch threadStarted = new CountDownLatch(1);
557	>	final CountDownLatch done = new CountDownLatch(1);
558		try {
559	<	p1.execute(new SmallRunnable());
560	<	assertFalse(p1.isTerminating());
559	>	assertFalse(p.isTerminating());
560	>	p.execute(new CheckedRunnable() {
561	>	public void realRun() throws InterruptedException {
562	>	threadStarted.countDown();
563	>	assertFalse(p.isTerminating());
564	>	done.await();
565	>	}});
566	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
567	>	assertFalse(p.isTerminating());
568	>	done.countDown();
569		} finally {
570	<	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();
570	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
571		}
572	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
573	+	assertTrue(p.isTerminated());
574	+	assertFalse(p.isTerminating());
575		}
576
577		/**
578		* getQueue returns the work queue, which contains queued tasks
579		*/
580	<	public void testGetQueue() {
581	<	CustomExecutor p1 = new CustomExecutor(1);
582	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
583	<	for (int i = 0; i < 5; i++) {
531	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
532	<	}
580	>	public void testGetQueue() throws InterruptedException {
581	>	ScheduledThreadPoolExecutor p = new CustomExecutor(1);
582	>	final CountDownLatch threadStarted = new CountDownLatch(1);
583	>	final CountDownLatch done = new CountDownLatch(1);
584		try {
585	<	Thread.sleep(SHORT_DELAY_MS);
586	<	BlockingQueue<Runnable> q = p1.getQueue();
587	<	assertTrue(q.contains(tasks[4]));
585	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
586	>	for (int i = 0; i < tasks.length; i++) {
587	>	Runnable r = new CheckedRunnable() {
588	>	public void realRun() throws InterruptedException {
589	>	threadStarted.countDown();
590	>	done.await();
591	>	}};
592	>	tasks[i] = p.schedule(r, 1, MILLISECONDS);
593	>	}
594	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
595	>	BlockingQueue<Runnable> q = p.getQueue();
596	>	assertTrue(q.contains(tasks[tasks.length - 1]));
597		assertFalse(q.contains(tasks[0]));
538	–	} catch (Exception e) {
539	–	unexpectedException();
598		} finally {
599	<	joinPool(p1);
599	>	done.countDown();
600	>	joinPool(p);
601		}
602		}
603
604		/**
605		* remove(task) removes queued task, and fails to remove active task
606		*/
607	<	public void testRemove() {
608	<	CustomExecutor p1 = new CustomExecutor(1);
607	>	public void testRemove() throws InterruptedException {
608	>	final ScheduledThreadPoolExecutor p = new CustomExecutor(1);
609		ScheduledFuture[] tasks = new ScheduledFuture[5];
610	<	for (int i = 0; i < 5; i++) {
611	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
553	<	}
610	>	final CountDownLatch threadStarted = new CountDownLatch(1);
611	>	final CountDownLatch done = new CountDownLatch(1);
612		try {
613	<	Thread.sleep(SHORT_DELAY_MS);
614	<	BlockingQueue<Runnable> q = p1.getQueue();
615	<	assertFalse(p1.remove((Runnable)tasks[0]));
613	>	for (int i = 0; i < tasks.length; i++) {
614	>	Runnable r = new CheckedRunnable() {
615	>	public void realRun() throws InterruptedException {
616	>	threadStarted.countDown();
617	>	done.await();
618	>	}};
619	>	tasks[i] = p.schedule(r, 1, MILLISECONDS);
620	>	}
621	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
622	>	BlockingQueue<Runnable> q = p.getQueue();
623	>	assertFalse(p.remove((Runnable)tasks[0]));
624		assertTrue(q.contains((Runnable)tasks[4]));
625		assertTrue(q.contains((Runnable)tasks[3]));
626	<	assertTrue(p1.remove((Runnable)tasks[4]));
627	<	assertFalse(p1.remove((Runnable)tasks[4]));
626	>	assertTrue(p.remove((Runnable)tasks[4]));
627	>	assertFalse(p.remove((Runnable)tasks[4]));
628		assertFalse(q.contains((Runnable)tasks[4]));
629		assertTrue(q.contains((Runnable)tasks[3]));
630	<	assertTrue(p1.remove((Runnable)tasks[3]));
630	>	assertTrue(p.remove((Runnable)tasks[3]));
631		assertFalse(q.contains((Runnable)tasks[3]));
566	–	} catch (Exception e) {
567	–	unexpectedException();
632		} finally {
633	<	joinPool(p1);
633	>	done.countDown();
634	>	joinPool(p);
635		}
636		}
637
638		/**
639	<	*  purge removes cancelled tasks from the queue
639	>	* purge removes cancelled tasks from the queue
640		*/
641	<	public void testPurge() {
642	<	CustomExecutor p1 = new CustomExecutor(1);
641	>	public void testPurge() throws InterruptedException {
642	>	CustomExecutor p = new CustomExecutor(1);
643		ScheduledFuture[] tasks = new ScheduledFuture[5];
644	<	for (int i = 0; i < 5; i++) {
645	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
644	>	for (int i = 0; i < tasks.length; i++) {
645	>	tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
646		}
647		try {
648	<	int max = 5;
648	>	int max = tasks.length;
649		if (tasks[4].cancel(true)) --max;
650		if (tasks[3].cancel(true)) --max;
651		// There must eventually be an interference-free point at
652		// which purge will not fail. (At worst, when queue is empty.)
653		int k;
654		for (k = 0; k < SMALL_DELAY_MS; ++k) {
655	<	p1.purge();
656	<	long count = p1.getTaskCount();
655	>	p.purge();
656	>	long count = p.getTaskCount();
657		if (count >= 0 && count <= max)
658		break;
659		Thread.sleep(1);
660		}
661		assertTrue(k < SMALL_DELAY_MS);
597	–	} catch (Exception e) {
598	–	unexpectedException();
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);
675	>	p.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
676		List l;
677		try {
678	<	l = p1.shutdownNow();
678	>	l = p.shutdownNow();
679		} catch (SecurityException ok) {
680		return;
681		}
682	<	assertTrue(p1.isShutdown());
683	<	assertTrue(l.size() > 0 && l.size() <= 5);
684	<	joinPool(p1);
682	>	assertTrue(p.isShutdown());
683	>	assertTrue(l.size() > 0 && l.size() <= 5);
684	>	joinPool(p);
685		}
686
687		/**
688		* In default setting, shutdown cancels periodic but not delayed
689		* tasks at shutdown
690		*/
691	<	public void testShutDown1() {
692	<	try {
693	<	CustomExecutor p1 = new CustomExecutor(1);
694	<	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	<	}
691	>	public void testShutDown1() throws InterruptedException {
692	>	CustomExecutor p = new CustomExecutor(1);
693	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
694	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
695
696	+	ScheduledFuture[] tasks = new ScheduledFuture[5];
697	+	for (int i = 0; i < tasks.length; i++)
698	+	tasks[i] = p.schedule(new NoOpRunnable(),
699	+	SHORT_DELAY_MS, MILLISECONDS);
700	+	try { p.shutdown(); } catch (SecurityException ok) { return; }
701	+	BlockingQueue<Runnable> q = p.getQueue();
702	+	for (ScheduledFuture task : tasks) {
703	+	assertFalse(task.isDone());
704	+	assertFalse(task.isCancelled());
705	+	assertTrue(q.contains(task));
706		}
707	<	catch (Exception ex) {
708	<	unexpectedException();
707	>	assertTrue(p.isShutdown());
708	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
709	>	assertTrue(p.isTerminated());
710	>	for (ScheduledFuture task : tasks) {
711	>	assertTrue(task.isDone());
712	>	assertFalse(task.isCancelled());
713		}
714		}
715
#	Line 656 | Line 718 | public class ScheduledExecutorSubclassTe
718		* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false,
719		* delayed tasks are cancelled at shutdown
720		*/
721	<	public void testShutDown2() {
722	<	try {
723	<	CustomExecutor p1 = new CustomExecutor(1);
724	<	p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
725	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
726	<	for (int i = 0; i < 5; i++)
727	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
728	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
729	<	assertTrue(p1.isShutdown());
730	<	BlockingQueue q = p1.getQueue();
731	<	assertTrue(q.isEmpty());
732	<	Thread.sleep(SMALL_DELAY_MS);
733	<	assertTrue(p1.isTerminated());
734	<	}
735	<	catch (Exception ex) {
736	<	unexpectedException();
721	>	public void testShutDown2() throws InterruptedException {
722	>	CustomExecutor p = new CustomExecutor(1);
723	>	p.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
724	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
725	>	for (int i = 0; i < tasks.length; i++)
726	>	tasks[i] = p.schedule(new NoOpRunnable(),
727	>	SHORT_DELAY_MS, MILLISECONDS);
728	>	BlockingQueue q = p.getQueue();
729	>	assertEquals(tasks.length, q.size());
730	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
731	>	assertTrue(p.isShutdown());
732	>	assertTrue(q.isEmpty());
733	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
734	>	assertTrue(p.isTerminated());
735	>	for (ScheduledFuture task : tasks) {
736	>	assertTrue(task.isDone());
737	>	assertTrue(task.isCancelled());
738		}
739		}
740
741
742		/**
743		* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false,
744	<	* periodic tasks are not cancelled at shutdown
744	>	* periodic tasks are cancelled at shutdown
745		*/
746	<	public void testShutDown3() {
747	<	try {
748	<	CustomExecutor p1 = new CustomExecutor(1);
749	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
750	<	ScheduledFuture task =
751	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
752	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
753	<	assertTrue(p1.isShutdown());
754	<	BlockingQueue q = p1.getQueue();
755	<	assertTrue(q.isEmpty());
756	<	Thread.sleep(SHORT_DELAY_MS);
757	<	assertTrue(p1.isTerminated());
758	<	}
696	<	catch (Exception ex) {
697	<	unexpectedException();
698	<	}
746	>	public void testShutDown3() throws InterruptedException {
747	>	CustomExecutor p = new CustomExecutor(1);
748	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
749	>	ScheduledFuture task =
750	>	p.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, MILLISECONDS);
751	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
752	>	assertTrue(p.isShutdown());
753	>	BlockingQueue q = p.getQueue();
754	>	assertTrue(p.getQueue().isEmpty());
755	>	assertTrue(task.isDone());
756	>	assertTrue(task.isCancelled());
757	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
758	>	assertTrue(p.isTerminated());
759		}
760
761		/**
762		* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true,
763	<	* periodic tasks are cancelled at shutdown
763	>	* periodic tasks are not cancelled at shutdown
764		*/
765	<	public void testShutDown4() {
766	<	CustomExecutor p1 = new CustomExecutor(1);
767	<	try {
768	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
765	>	public void testShutDown4() throws InterruptedException {
766	>	CustomExecutor p = new CustomExecutor(1);
767	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
768	>	final CountDownLatch counter = new CountDownLatch(2);
769	>	try {
770	>	final Runnable r = new CheckedRunnable() {
771	>	public void realRun() {
772	>	counter.countDown();
773	>	}};
774		ScheduledFuture task =
775	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 1, 1, TimeUnit.MILLISECONDS);
775	>	p.scheduleAtFixedRate(r, 1, 1, MILLISECONDS);
776	>	assertFalse(task.isDone());
777		assertFalse(task.isCancelled());
778	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
778	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
779		assertFalse(task.isCancelled());
780	<	assertFalse(p1.isTerminated());
781	<	assertTrue(p1.isShutdown());
782	<	Thread.sleep(SHORT_DELAY_MS);
780	>	assertFalse(p.isTerminated());
781	>	assertTrue(p.isShutdown());
782	>	assertTrue(counter.await(SMALL_DELAY_MS, MILLISECONDS));
783		assertFalse(task.isCancelled());
784	<	assertTrue(task.cancel(true));
784	>	assertTrue(task.cancel(false));
785		assertTrue(task.isDone());
786	<	Thread.sleep(SHORT_DELAY_MS);
787	<	assertTrue(p1.isTerminated());
788	<	}
723	<	catch (Exception ex) {
724	<	unexpectedException();
786	>	assertTrue(task.isCancelled());
787	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
788	>	assertTrue(p.isTerminated());
789		}
790		finally {
791	<	joinPool(p1);
791	>	joinPool(p);
792		}
793		}
794
795		/**
796		* completed submit of callable returns result
797		*/
798	<	public void testSubmitCallable() {
798	>	public void testSubmitCallable() throws Exception {
799		ExecutorService e = new CustomExecutor(2);
800		try {
801		Future<String> future = e.submit(new StringTask());
802		String result = future.get();
803		assertSame(TEST_STRING, result);
740	–	}
741	–	catch (ExecutionException ex) {
742	–	unexpectedException();
743	–	}
744	–	catch (InterruptedException ex) {
745	–	unexpectedException();
804		} finally {
805		joinPool(e);
806		}
#	Line 751 | Line 809 | public class ScheduledExecutorSubclassTe
809		/**
810		* completed submit of runnable returns successfully
811		*/
812	<	public void testSubmitRunnable() {
812	>	public void testSubmitRunnable() throws Exception {
813		ExecutorService e = new CustomExecutor(2);
814		try {
815		Future<?> future = e.submit(new NoOpRunnable());
816		future.get();
817		assertTrue(future.isDone());
760	–	}
761	–	catch (ExecutionException ex) {
762	–	unexpectedException();
763	–	}
764	–	catch (InterruptedException ex) {
765	–	unexpectedException();
818		} finally {
819		joinPool(e);
820		}
#	Line 771 | Line 823 | public class ScheduledExecutorSubclassTe
823		/**
824		* completed submit of (runnable, result) returns result
825		*/
826	<	public void testSubmitRunnable2() {
826	>	public void testSubmitRunnable2() throws Exception {
827		ExecutorService e = new CustomExecutor(2);
828		try {
829		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
830		String result = future.get();
831		assertSame(TEST_STRING, result);
780	–	}
781	–	catch (ExecutionException ex) {
782	–	unexpectedException();
783	–	}
784	–	catch (InterruptedException ex) {
785	–	unexpectedException();
832		} finally {
833		joinPool(e);
834		}
#	Line 791 | Line 837 | public class ScheduledExecutorSubclassTe
837		/**
838		* invokeAny(null) throws NPE
839		*/
840	<	public void testInvokeAny1() {
840	>	public void testInvokeAny1() throws Exception {
841		ExecutorService e = new CustomExecutor(2);
842		try {
843		e.invokeAny(null);
844	+	shouldThrow();
845		} catch (NullPointerException success) {
799	–	} catch (Exception ex) {
800	–	unexpectedException();
846		} finally {
847		joinPool(e);
848		}
#	Line 806 | Line 851 | public class ScheduledExecutorSubclassTe
851		/**
852		* invokeAny(empty collection) throws IAE
853		*/
854	<	public void testInvokeAny2() {
854	>	public void testInvokeAny2() throws Exception {
855		ExecutorService e = new CustomExecutor(2);
856		try {
857		e.invokeAny(new ArrayList<Callable<String>>());
858	+	shouldThrow();
859		} catch (IllegalArgumentException success) {
814	–	} catch (Exception ex) {
815	–	unexpectedException();
860		} finally {
861		joinPool(e);
862		}
#	Line 821 | Line 865 | public class ScheduledExecutorSubclassTe
865		/**
866		* invokeAny(c) throws NPE if c has null elements
867		*/
868	<	public void testInvokeAny3() {
868	>	public void testInvokeAny3() throws Exception {
869	>	CountDownLatch latch = new CountDownLatch(1);
870		ExecutorService e = new CustomExecutor(2);
871	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
872	+	l.add(latchAwaitingStringTask(latch));
873	+	l.add(null);
874		try {
827	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
828	–	l.add(new StringTask());
829	–	l.add(null);
875		e.invokeAny(l);
876	+	shouldThrow();
877		} catch (NullPointerException success) {
832	–	} catch (Exception ex) {
833	–	unexpectedException();
878		} finally {
879	+	latch.countDown();
880		joinPool(e);
881		}
882		}
#	Line 839 | Line 884 | public class ScheduledExecutorSubclassTe
884		/**
885		* invokeAny(c) throws ExecutionException if no task completes
886		*/
887	<	public void testInvokeAny4() {
887	>	public void testInvokeAny4() throws Exception {
888		ExecutorService e = new CustomExecutor(2);
889	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
890	+	l.add(new NPETask());
891		try {
845	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
846	–	l.add(new NPETask());
892		e.invokeAny(l);
893	+	shouldThrow();
894		} catch (ExecutionException success) {
895	<	} catch (Exception ex) {
850	<	unexpectedException();
895	>	assertTrue(success.getCause() instanceof NullPointerException);
896		} finally {
897		joinPool(e);
898		}
#	Line 856 | Line 901 | public class ScheduledExecutorSubclassTe
901		/**
902		* invokeAny(c) returns result of some task
903		*/
904	<	public void testInvokeAny5() {
904	>	public void testInvokeAny5() throws Exception {
905		ExecutorService e = new CustomExecutor(2);
906		try {
907	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
907	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
908		l.add(new StringTask());
909		l.add(new StringTask());
910		String result = e.invokeAny(l);
911		assertSame(TEST_STRING, result);
867	–	} catch (ExecutionException success) {
868	–	} catch (Exception ex) {
869	–	unexpectedException();
912		} finally {
913		joinPool(e);
914		}
#	Line 875 | Line 917 | public class ScheduledExecutorSubclassTe
917		/**
918		* invokeAll(null) throws NPE
919		*/
920	<	public void testInvokeAll1() {
920	>	public void testInvokeAll1() throws Exception {
921		ExecutorService e = new CustomExecutor(2);
922		try {
923		e.invokeAll(null);
924	+	shouldThrow();
925		} catch (NullPointerException success) {
883	–	} catch (Exception ex) {
884	–	unexpectedException();
926		} finally {
927		joinPool(e);
928		}
#	Line 890 | Line 931 | public class ScheduledExecutorSubclassTe
931		/**
932		* invokeAll(empty collection) returns empty collection
933		*/
934	<	public void testInvokeAll2() {
934	>	public void testInvokeAll2() throws Exception {
935		ExecutorService e = new CustomExecutor(2);
936		try {
937		List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
938		assertTrue(r.isEmpty());
898	–	} catch (Exception ex) {
899	–	unexpectedException();
939		} finally {
940		joinPool(e);
941		}
#	Line 905 | Line 944 | public class ScheduledExecutorSubclassTe
944		/**
945		* invokeAll(c) throws NPE if c has null elements
946		*/
947	<	public void testInvokeAll3() {
947	>	public void testInvokeAll3() throws Exception {
948		ExecutorService e = new CustomExecutor(2);
949	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
950	+	l.add(new StringTask());
951	+	l.add(null);
952		try {
911	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
912	–	l.add(new StringTask());
913	–	l.add(null);
953		e.invokeAll(l);
954	+	shouldThrow();
955		} catch (NullPointerException success) {
916	–	} catch (Exception ex) {
917	–	unexpectedException();
956		} finally {
957		joinPool(e);
958		}
#	Line 923 | Line 961 | public class ScheduledExecutorSubclassTe
961		/**
962		* get of invokeAll(c) throws exception on failed task
963		*/
964	<	public void testInvokeAll4() {
964	>	public void testInvokeAll4() throws Exception {
965		ExecutorService e = new CustomExecutor(2);
966	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
967	+	l.add(new NPETask());
968	+	List<Future<String>> futures = e.invokeAll(l);
969	+	assertEquals(1, futures.size());
970		try {
971	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
972	<	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();
971	>	futures.get(0).get();
972	>	shouldThrow();
973		} catch (ExecutionException success) {
974	<	} catch (Exception ex) {
937	<	unexpectedException();
974	>	assertTrue(success.getCause() instanceof NullPointerException);
975		} finally {
976		joinPool(e);
977		}
#	Line 943 | Line 980 | public class ScheduledExecutorSubclassTe
980		/**
981		* invokeAll(c) returns results of all completed tasks
982		*/
983	<	public void testInvokeAll5() {
983	>	public void testInvokeAll5() throws Exception {
984		ExecutorService e = new CustomExecutor(2);
985		try {
986	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
986	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
987		l.add(new StringTask());
988		l.add(new StringTask());
989	<	List<Future<String>> result = e.invokeAll(l);
990	<	assertEquals(2, result.size());
991	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
992	<	assertSame(TEST_STRING, it.next().get());
956	<	} catch (ExecutionException success) {
957	<	} catch (Exception ex) {
958	<	unexpectedException();
989	>	List<Future<String>> futures = e.invokeAll(l);
990	>	assertEquals(2, futures.size());
991	>	for (Future<String> future : futures)
992	>	assertSame(TEST_STRING, future.get());
993		} finally {
994		joinPool(e);
995		}
#	Line 964 | Line 998 | public class ScheduledExecutorSubclassTe
998		/**
999		* timed invokeAny(null) throws NPE
1000		*/
1001	<	public void testTimedInvokeAny1() {
1001	>	public void testTimedInvokeAny1() throws Exception {
1002		ExecutorService e = new CustomExecutor(2);
1003		try {
1004	<	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1004	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1005	>	shouldThrow();
1006		} catch (NullPointerException success) {
972	–	} catch (Exception ex) {
973	–	unexpectedException();
1007		} finally {
1008		joinPool(e);
1009		}
#	Line 979 | Line 1012 | public class ScheduledExecutorSubclassTe
1012		/**
1013		* timed invokeAny(,,null) throws NPE
1014		*/
1015	<	public void testTimedInvokeAnyNullTimeUnit() {
1015	>	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1016		ExecutorService e = new CustomExecutor(2);
1017	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1018	+	l.add(new StringTask());
1019		try {
985	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
986	–	l.add(new StringTask());
1020		e.invokeAny(l, MEDIUM_DELAY_MS, null);
1021	+	shouldThrow();
1022		} catch (NullPointerException success) {
989	–	} catch (Exception ex) {
990	–	unexpectedException();
1023		} finally {
1024		joinPool(e);
1025		}
#	Line 996 | Line 1028 | public class ScheduledExecutorSubclassTe
1028		/**
1029		* timed invokeAny(empty collection) throws IAE
1030		*/
1031	<	public void testTimedInvokeAny2() {
1031	>	public void testTimedInvokeAny2() throws Exception {
1032		ExecutorService e = new CustomExecutor(2);
1033		try {
1034	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1034	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1035	>	shouldThrow();
1036		} catch (IllegalArgumentException success) {
1004	–	} catch (Exception ex) {
1005	–	unexpectedException();
1037		} finally {
1038		joinPool(e);
1039		}
#	Line 1011 | Line 1042 | public class ScheduledExecutorSubclassTe
1042		/**
1043		* timed invokeAny(c) throws NPE if c has null elements
1044		*/
1045	<	public void testTimedInvokeAny3() {
1045	>	public void testTimedInvokeAny3() throws Exception {
1046	>	CountDownLatch latch = new CountDownLatch(1);
1047		ExecutorService e = new CustomExecutor(2);
1048	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1049	+	l.add(latchAwaitingStringTask(latch));
1050	+	l.add(null);
1051		try {
1052	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1053	<	l.add(new StringTask());
1019	<	l.add(null);
1020	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1052	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1053	>	shouldThrow();
1054		} catch (NullPointerException success) {
1022	–	} catch (Exception ex) {
1023	–	ex.printStackTrace();
1024	–	unexpectedException();
1055		} finally {
1056	+	latch.countDown();
1057		joinPool(e);
1058		}
1059		}
#	Line 1030 | Line 1061 | public class ScheduledExecutorSubclassTe
1061		/**
1062		* timed invokeAny(c) throws ExecutionException if no task completes
1063		*/
1064	<	public void testTimedInvokeAny4() {
1064	>	public void testTimedInvokeAny4() throws Exception {
1065		ExecutorService e = new CustomExecutor(2);
1066	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1067	+	l.add(new NPETask());
1068		try {
1069	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1070	<	l.add(new NPETask());
1038	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1069	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1070	>	shouldThrow();
1071		} catch (ExecutionException success) {
1072	<	} catch (Exception ex) {
1041	<	unexpectedException();
1072	>	assertTrue(success.getCause() instanceof NullPointerException);
1073		} finally {
1074		joinPool(e);
1075		}
#	Line 1047 | Line 1078 | public class ScheduledExecutorSubclassTe
1078		/**
1079		* timed invokeAny(c) returns result of some task
1080		*/
1081	<	public void testTimedInvokeAny5() {
1081	>	public void testTimedInvokeAny5() throws Exception {
1082		ExecutorService e = new CustomExecutor(2);
1083		try {
1084	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1084	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1085		l.add(new StringTask());
1086		l.add(new StringTask());
1087	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1087	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1088		assertSame(TEST_STRING, result);
1058	–	} catch (ExecutionException success) {
1059	–	} catch (Exception ex) {
1060	–	unexpectedException();
1089		} finally {
1090		joinPool(e);
1091		}
#	Line 1066 | Line 1094 | public class ScheduledExecutorSubclassTe
1094		/**
1095		* timed invokeAll(null) throws NPE
1096		*/
1097	<	public void testTimedInvokeAll1() {
1097	>	public void testTimedInvokeAll1() throws Exception {
1098		ExecutorService e = new CustomExecutor(2);
1099		try {
1100	<	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1100	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1101	>	shouldThrow();
1102		} catch (NullPointerException success) {
1074	–	} catch (Exception ex) {
1075	–	unexpectedException();
1103		} finally {
1104		joinPool(e);
1105		}
#	Line 1081 | Line 1108 | public class ScheduledExecutorSubclassTe
1108		/**
1109		* timed invokeAll(,,null) throws NPE
1110		*/
1111	<	public void testTimedInvokeAllNullTimeUnit() {
1111	>	public void testTimedInvokeAllNullTimeUnit() throws Exception {
1112		ExecutorService e = new CustomExecutor(2);
1113	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1114	+	l.add(new StringTask());
1115		try {
1087	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1088	–	l.add(new StringTask());
1116		e.invokeAll(l, MEDIUM_DELAY_MS, null);
1117	+	shouldThrow();
1118		} catch (NullPointerException success) {
1091	–	} catch (Exception ex) {
1092	–	unexpectedException();
1119		} finally {
1120		joinPool(e);
1121		}
#	Line 1098 | Line 1124 | public class ScheduledExecutorSubclassTe
1124		/**
1125		* timed invokeAll(empty collection) returns empty collection
1126		*/
1127	<	public void testTimedInvokeAll2() {
1127	>	public void testTimedInvokeAll2() throws Exception {
1128		ExecutorService e = new CustomExecutor(2);
1129		try {
1130	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1130	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1131		assertTrue(r.isEmpty());
1106	–	} catch (Exception ex) {
1107	–	unexpectedException();
1132		} finally {
1133		joinPool(e);
1134		}
#	Line 1113 | Line 1137 | public class ScheduledExecutorSubclassTe
1137		/**
1138		* timed invokeAll(c) throws NPE if c has null elements
1139		*/
1140	<	public void testTimedInvokeAll3() {
1140	>	public void testTimedInvokeAll3() throws Exception {
1141		ExecutorService e = new CustomExecutor(2);
1142	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1143	+	l.add(new StringTask());
1144	+	l.add(null);
1145		try {
1146	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1147	<	l.add(new StringTask());
1121	<	l.add(null);
1122	<	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1146	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1147	>	shouldThrow();
1148		} catch (NullPointerException success) {
1124	–	} catch (Exception ex) {
1125	–	unexpectedException();
1149		} finally {
1150		joinPool(e);
1151		}
#	Line 1131 | Line 1154 | public class ScheduledExecutorSubclassTe
1154		/**
1155		* get of element of invokeAll(c) throws exception on failed task
1156		*/
1157	<	public void testTimedInvokeAll4() {
1157	>	public void testTimedInvokeAll4() throws Exception {
1158		ExecutorService e = new CustomExecutor(2);
1159	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1160	+	l.add(new NPETask());
1161	+	List<Future<String>> futures =
1162	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1163	+	assertEquals(1, futures.size());
1164		try {
1165	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1166	<	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();
1165	>	futures.get(0).get();
1166	>	shouldThrow();
1167		} catch (ExecutionException success) {
1168	<	} catch (Exception ex) {
1145	<	unexpectedException();
1168	>	assertTrue(success.getCause() instanceof NullPointerException);
1169		} finally {
1170		joinPool(e);
1171		}
#	Line 1151 | Line 1174 | public class ScheduledExecutorSubclassTe
1174		/**
1175		* timed invokeAll(c) returns results of all completed tasks
1176		*/
1177	<	public void testTimedInvokeAll5() {
1177	>	public void testTimedInvokeAll5() throws Exception {
1178		ExecutorService e = new CustomExecutor(2);
1179		try {
1180	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1180	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1181		l.add(new StringTask());
1182		l.add(new StringTask());
1183	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1184	<	assertEquals(2, result.size());
1185	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1186	<	assertSame(TEST_STRING, it.next().get());
1187	<	} catch (ExecutionException success) {
1165	<	} catch (Exception ex) {
1166	<	unexpectedException();
1183	>	List<Future<String>> futures =
1184	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1185	>	assertEquals(2, futures.size());
1186	>	for (Future<String> future : futures)
1187	>	assertSame(TEST_STRING, future.get());
1188		} finally {
1189		joinPool(e);
1190		}
#	Line 1172 | Line 1193 | public class ScheduledExecutorSubclassTe
1193		/**
1194		* timed invokeAll(c) cancels tasks not completed by timeout
1195		*/
1196	<	public void testTimedInvokeAll6() {
1196	>	public void testTimedInvokeAll6() throws Exception {
1197		ExecutorService e = new CustomExecutor(2);
1198		try {
1199	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1199	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1200		l.add(new StringTask());
1201		l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1202		l.add(new StringTask());
1203	<	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
1204	<	assertEquals(3, result.size());
1205	<	Iterator<Future<String>> it = result.iterator();
1203	>	List<Future<String>> futures =
1204	>	e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1205	>	assertEquals(3, futures.size());
1206	>	Iterator<Future<String>> it = futures.iterator();
1207		Future<String> f1 = it.next();
1208		Future<String> f2 = it.next();
1209		Future<String> f3 = it.next();
#	Line 1190 | Line 1212 | public class ScheduledExecutorSubclassTe
1212		assertTrue(f3.isDone());
1213		assertFalse(f1.isCancelled());
1214		assertTrue(f2.isCancelled());
1193	–	} catch (Exception ex) {
1194	–	unexpectedException();
1215		} finally {
1216		joinPool(e);
1217		}
1218		}
1219
1200	–
1220		}

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