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

Comparing jsr166/src/test/tck/ScheduledExecutorTest.java (file contents):
Revision 1.11 by dl, Tue Dec 23 19:40:24 2003 UTC vs.
Revision 1.18 by dl, Wed Jan 21 01:47:07 2004 UTC

#	Line 1 | Line 1
1		/*
2	<	* Written by members of JCP JSR-166 Expert Group and released to the
3	<	* public domain. Use, modify, and redistribute this code in any way
4	<	* without acknowledgement. Other contributors include Andrew Wright,
5	<	* Jeffrey Hayes, Pat Fischer, Mike Judd.
2	>	* Written by Doug Lea with assistance from members of JCP JSR-166
3	>	* Expert Group and released to the public domain, as explained at
4	>	* http://creativecommons.org/licenses/publicdomain
5	>	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	>	* Pat Fisher, Mike Judd.
7		*/
8
9		import junit.framework.*;
10		import java.util.*;
11		import java.util.concurrent.*;
12	+	import java.util.concurrent.atomic.*;
13
14		public class ScheduledExecutorTest extends JSR166TestCase {
15		public static void main(String[] args) {
#	Line 28 | Line 30 | public class ScheduledExecutorTest exten
30		p1.execute(runnable);
31		assertFalse(runnable.done);
32		Thread.sleep(SHORT_DELAY_MS);
33	<	p1.shutdown();
33	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
34		try {
35		Thread.sleep(MEDIUM_DELAY_MS);
36		} catch(InterruptedException e){
37		unexpectedException();
38		}
39		assertTrue(runnable.done);
40	<	p1.shutdown();
40	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
41		joinPool(p1);
42		}
43		catch(Exception e){
#	Line 57 | Line 59 | public class ScheduledExecutorTest exten
59		Thread.sleep(MEDIUM_DELAY_MS);
60		assertTrue(callable.done);
61		assertEquals(Boolean.TRUE, f.get());
62	<	p1.shutdown();
62	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
63		joinPool(p1);
64		} catch(RejectedExecutionException e){}
65		catch(Exception e){
#	Line 78 | Line 80 | public class ScheduledExecutorTest exten
80		assertFalse(runnable.done);
81		Thread.sleep(MEDIUM_DELAY_MS);
82		assertTrue(runnable.done);
83	<	p1.shutdown();
83	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
84		joinPool(p1);
85		} catch(Exception e){
86		unexpectedException();
#	Line 97 | Line 99 | public class ScheduledExecutorTest exten
99		Thread.sleep(MEDIUM_DELAY_MS);
100		assertTrue(runnable.done);
101		h.cancel(true);
100	–	p1.shutdown();
102		joinPool(p1);
103		} catch(Exception e){
104		unexpectedException();
105		}
106		}
107
108	+	static class RunnableCounter implements Runnable {
109	+	AtomicInteger count = new AtomicInteger(0);
110	+	public void run() { count.getAndIncrement(); }
111	+	}
112	+
113		/**
114		* scheduleWithFixedDelay executes runnable after given initial delay
115		*/
#	Line 116 | Line 122 | public class ScheduledExecutorTest exten
122		Thread.sleep(MEDIUM_DELAY_MS);
123		assertTrue(runnable.done);
124		h.cancel(true);
119	–	p1.shutdown();
125		joinPool(p1);
126		} catch(Exception e){
127		unexpectedException();
#	Line 124 | Line 129 | public class ScheduledExecutorTest exten
129		}
130
131		/**
132	+	* scheduleAtFixedRate executes series of tasks at given rate
133	+	*/
134	+	public void testFixedRateSequence() {
135	+	try {
136	+	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
137	+	RunnableCounter counter = new RunnableCounter();
138	+	ScheduledFuture h =
139	+	p1.scheduleAtFixedRate(counter, 0, 1, TimeUnit.MILLISECONDS);
140	+	Thread.sleep(SMALL_DELAY_MS);
141	+	h.cancel(true);
142	+	int c = counter.count.get();
143	+	// By time scaling conventions, we must have at least
144	+	// an execution per SHORT delay, but no more than one SHORT more
145	+	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
146	+	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
147	+	assertTrue(h.isDone());
148	+	joinPool(p1);
149	+	} catch(Exception e){
150	+	unexpectedException();
151	+	}
152	+	}
153	+
154	+	/**
155	+	* scheduleWithFixedDelay executes series of tasks with given period
156	+	*/
157	+	public void testFixedDelaySequence() {
158	+	try {
159	+	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
160	+	RunnableCounter counter = new RunnableCounter();
161	+	ScheduledFuture h =
162	+	p1.scheduleWithFixedDelay(counter, 0, 1, TimeUnit.MILLISECONDS);
163	+	Thread.sleep(SMALL_DELAY_MS);
164	+	h.cancel(true);
165	+	int c = counter.count.get();
166	+	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
167	+	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
168	+	assertTrue(h.isDone());
169	+	joinPool(p1);
170	+	} catch(Exception e){
171	+	unexpectedException();
172	+	}
173	+	}
174	+
175	+
176	+	/**
177		*  execute (null) throws NPE
178		*/
179		public void testExecuteNull() {
#	Line 167 | Line 217 | public class ScheduledExecutorTest exten
217		MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
218		shouldThrow();
219		} catch(RejectedExecutionException success){
220	+	} catch (SecurityException ok) {
221		}
222	+
223		joinPool(se);
224
225		}
#	Line 183 | Line 235 | public class ScheduledExecutorTest exten
235		MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
236		shouldThrow();
237		} catch(RejectedExecutionException success){
238	+	} catch (SecurityException ok) {
239		}
240		joinPool(se);
241		}
#	Line 198 | Line 251 | public class ScheduledExecutorTest exten
251		MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
252		shouldThrow();
253		} catch(RejectedExecutionException success){
254	<	}
254	>	} catch (SecurityException ok) {
255	>	}
256		joinPool(se);
257		}
258
#	Line 213 | Line 267 | public class ScheduledExecutorTest exten
267		MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
268		shouldThrow();
269		} catch(RejectedExecutionException success){
270	+	} catch (SecurityException ok) {
271		}
272		joinPool(se);
273		}
#	Line 228 | Line 283 | public class ScheduledExecutorTest exten
283		MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
284		shouldThrow();
285		} catch(RejectedExecutionException success){
286	+	} catch (SecurityException ok) {
287		}
288		joinPool(se);
289		}
#	Line 330 | Line 386 | public class ScheduledExecutorTest exten
386		ThreadFactory tf = new SimpleThreadFactory();
387		ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf);
388		assertSame(tf, p.getThreadFactory());
333	–	p.shutdown();
389		joinPool(p);
390		}
391
#	Line 342 | Line 397 | public class ScheduledExecutorTest exten
397		ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
398		p.setThreadFactory(tf);
399		assertSame(tf, p.getThreadFactory());
345	–	p.shutdown();
400		joinPool(p);
401		}
402
#	Line 370 | Line 424 | public class ScheduledExecutorTest exten
424		assertFalse(p1.isShutdown());
425		}
426		finally {
427	<	p1.shutdown();
427	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
428		}
429		assertTrue(p1.isShutdown());
430		}
#	Line 384 | Line 438 | public class ScheduledExecutorTest exten
438		try {
439		p1.execute(new SmallRunnable());
440		} finally {
441	<	p1.shutdown();
441	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
442		}
443		try {
444		assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
#	Line 404 | Line 458 | public class ScheduledExecutorTest exten
458		p1.execute(new SmallRunnable());
459		assertFalse(p1.isTerminating());
460		} finally {
461	<	p1.shutdown();
461	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
462		}
463		try {
464		assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
#	Line 429 | Line 483 | public class ScheduledExecutorTest exten
483		BlockingQueue<Runnable> q = p1.getQueue();
484		assertTrue(q.contains(tasks[4]));
485		assertFalse(q.contains(tasks[0]));
432	–	p1.shutdownNow();
486		} catch(Exception e) {
487		unexpectedException();
488		} finally {
#	Line 458 | Line 511 | public class ScheduledExecutorTest exten
511		assertTrue(q.contains((Runnable)tasks[3]));
512		assertTrue(p1.remove((Runnable)tasks[3]));
513		assertFalse(q.contains((Runnable)tasks[3]));
461	–	p1.shutdownNow();
514		} catch(Exception e) {
515		unexpectedException();
516		} finally {
#	Line 491 | Line 543 | public class ScheduledExecutorTest exten
543		ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
544		for(int i = 0; i < 5; i++)
545		p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
546	<	List l = p1.shutdownNow();
546	>	List l;
547	>	try {
548	>	l = p1.shutdownNow();
549	>	} catch (SecurityException ok) {
550	>	return;
551	>	}
552		assertTrue(p1.isShutdown());
553		assertTrue(l.size() > 0 && l.size() <= 5);
554		joinPool(p1);
#	Line 510 | Line 567 | public class ScheduledExecutorTest exten
567		ScheduledFuture[] tasks = new ScheduledFuture[5];
568		for(int i = 0; i < 5; i++)
569		tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
570	<	p1.shutdown();
570	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
571		BlockingQueue q = p1.getQueue();
572		for (Iterator it = q.iterator(); it.hasNext();) {
573		ScheduledFuture t = (ScheduledFuture)it.next();
#	Line 541 | Line 598 | public class ScheduledExecutorTest exten
598		ScheduledFuture[] tasks = new ScheduledFuture[5];
599		for(int i = 0; i < 5; i++)
600		tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
601	<	p1.shutdown();
601	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
602		assertTrue(p1.isShutdown());
603		BlockingQueue q = p1.getQueue();
604		assertTrue(q.isEmpty());
#	Line 564 | Line 621 | public class ScheduledExecutorTest exten
621		p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
622		ScheduledFuture task =
623		p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
624	<	p1.shutdown();
624	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
625		assertTrue(p1.isShutdown());
626		BlockingQueue q = p1.getQueue();
627		assertTrue(q.isEmpty());
#	Line 585 | Line 642 | public class ScheduledExecutorTest exten
642		try {
643		p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
644		ScheduledFuture task =
645	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
645	>	p1.scheduleAtFixedRate(new NoOpRunnable(), 1, 1, TimeUnit.MILLISECONDS);
646		assertFalse(task.isCancelled());
647	<	p1.shutdown();
647	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
648		assertFalse(task.isCancelled());
649		assertFalse(p1.isTerminated());
650		assertTrue(p1.isShutdown());
651		Thread.sleep(SHORT_DELAY_MS);
652		assertFalse(task.isCancelled());
653	<	task.cancel(true);
654	<	assertTrue(task.isCancelled());
653	>	assertTrue(task.cancel(true));
654	>	assertTrue(task.isDone());
655		Thread.sleep(SHORT_DELAY_MS);
656		assertTrue(p1.isTerminated());
657		}
658		catch(Exception ex) {
659		unexpectedException();
660		}
661	<	finally {
662	<	p1.shutdownNow();
661	>	finally {
662	>	joinPool(p1);
663		}
664		}
665
#	Line 666 | Line 723 | public class ScheduledExecutorTest exten
723		}
724		}
725
669	–
670	–
671	–
672	–
726		/**
727		* invokeAny(null) throws NPE
728		*/
#	Line 1059 | Line 1112 | public class ScheduledExecutorTest exten
1112		try {
1113		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1114		l.add(new StringTask());
1115	<	l.add(Executors.callable(new MediumInterruptedRunnable(), TEST_STRING));
1115	>	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1116	>	l.add(new StringTask());
1117		List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
1118	<	assertEquals(2, result.size());
1118	>	assertEquals(3, result.size());
1119		Iterator<Future<String>> it = result.iterator();
1120		Future<String> f1 = it.next();
1121		Future<String> f2 = it.next();
1122	+	Future<String> f3 = it.next();
1123		assertTrue(f1.isDone());
1069	–	assertFalse(f1.isCancelled());
1124		assertTrue(f2.isDone());
1125	+	assertTrue(f3.isDone());
1126	+	assertFalse(f1.isCancelled());
1127		assertTrue(f2.isCancelled());
1128		} catch(Exception ex) {
1129		unexpectedException();

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