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

Comparing jsr166/src/test/tck/ExecutorsTest.java (file contents):
Revision 1.41 by jsr166, Sun May 29 06:54:23 2011 UTC vs.
Revision 1.49 by jsr166, Mon May 29 22:44:26 2017 UTC

#	Line 6 | Line 6
6		* Pat Fisher, Mike Judd.
7		*/
8
9	–	import junit.framework.*;
10	–	import java.util.*;
11	–	import java.util.concurrent.*;
9		import static java.util.concurrent.TimeUnit.MILLISECONDS;
10	<	import java.security.*;
10	>
11	>	import java.security.AccessControlContext;
12	>	import java.security.AccessControlException;
13	>	import java.security.AccessController;
14	>	import java.security.PrivilegedAction;
15	>	import java.security.PrivilegedExceptionAction;
16	>	import java.util.ArrayList;
17	>	import java.util.List;
18	>	import java.util.concurrent.Callable;
19	>	import java.util.concurrent.CountDownLatch;
20	>	import java.util.concurrent.Executors;
21	>	import java.util.concurrent.ExecutorService;
22	>	import java.util.concurrent.Future;
23	>	import java.util.concurrent.ScheduledExecutorService;
24	>	import java.util.concurrent.ThreadPoolExecutor;
25	>
26	>	import junit.framework.Test;
27	>	import junit.framework.TestSuite;
28
29		public class ExecutorsTest extends JSR166TestCase {
30		public static void main(String[] args) {
31	<	junit.textui.TestRunner.run(suite());
31	>	main(suite(), args);
32		}
33		public static Test suite() {
34		return new TestSuite(ExecutorsTest.class);
#	Line 24 | Line 38 | public class ExecutorsTest extends JSR16
38		* A newCachedThreadPool can execute runnables
39		*/
40		public void testNewCachedThreadPool1() {
41	<	ExecutorService e = Executors.newCachedThreadPool();
42	<	e.execute(new NoOpRunnable());
43	<	e.execute(new NoOpRunnable());
44	<	e.execute(new NoOpRunnable());
45	<	joinPool(e);
41	>	final ExecutorService e = Executors.newCachedThreadPool();
42	>	try (PoolCleaner cleaner = cleaner(e)) {
43	>	e.execute(new NoOpRunnable());
44	>	e.execute(new NoOpRunnable());
45	>	e.execute(new NoOpRunnable());
46	>	}
47		}
48
49		/**
50		* A newCachedThreadPool with given ThreadFactory can execute runnables
51		*/
52		public void testNewCachedThreadPool2() {
53	<	ExecutorService e = Executors.newCachedThreadPool(new SimpleThreadFactory());
54	<	e.execute(new NoOpRunnable());
55	<	e.execute(new NoOpRunnable());
56	<	e.execute(new NoOpRunnable());
57	<	joinPool(e);
53	>	final ExecutorService e = Executors.newCachedThreadPool(new SimpleThreadFactory());
54	>	try (PoolCleaner cleaner = cleaner(e)) {
55	>	e.execute(new NoOpRunnable());
56	>	e.execute(new NoOpRunnable());
57	>	e.execute(new NoOpRunnable());
58	>	}
59		}
60
61		/**
#	Line 56 | Line 72 | public class ExecutorsTest extends JSR16
72		* A new SingleThreadExecutor can execute runnables
73		*/
74		public void testNewSingleThreadExecutor1() {
75	<	ExecutorService e = Executors.newSingleThreadExecutor();
76	<	e.execute(new NoOpRunnable());
77	<	e.execute(new NoOpRunnable());
78	<	e.execute(new NoOpRunnable());
79	<	joinPool(e);
75	>	final ExecutorService e = Executors.newSingleThreadExecutor();
76	>	try (PoolCleaner cleaner = cleaner(e)) {
77	>	e.execute(new NoOpRunnable());
78	>	e.execute(new NoOpRunnable());
79	>	e.execute(new NoOpRunnable());
80	>	}
81		}
82
83		/**
84		* A new SingleThreadExecutor with given ThreadFactory can execute runnables
85		*/
86		public void testNewSingleThreadExecutor2() {
87	<	ExecutorService e = Executors.newSingleThreadExecutor(new SimpleThreadFactory());
88	<	e.execute(new NoOpRunnable());
89	<	e.execute(new NoOpRunnable());
90	<	e.execute(new NoOpRunnable());
91	<	joinPool(e);
87	>	final ExecutorService e = Executors.newSingleThreadExecutor(new SimpleThreadFactory());
88	>	try (PoolCleaner cleaner = cleaner(e)) {
89	>	e.execute(new NoOpRunnable());
90	>	e.execute(new NoOpRunnable());
91	>	e.execute(new NoOpRunnable());
92	>	}
93		}
94
95		/**
#	Line 88 | Line 106 | public class ExecutorsTest extends JSR16
106		* A new SingleThreadExecutor cannot be casted to concrete implementation
107		*/
108		public void testCastNewSingleThreadExecutor() {
109	<	ExecutorService e = Executors.newSingleThreadExecutor();
110	<	try {
111	<	ThreadPoolExecutor tpe = (ThreadPoolExecutor)e;
112	<	shouldThrow();
113	<	} catch (ClassCastException success) {
114	<	} finally {
97	<	joinPool(e);
109	>	final ExecutorService e = Executors.newSingleThreadExecutor();
110	>	try (PoolCleaner cleaner = cleaner(e)) {
111	>	try {
112	>	ThreadPoolExecutor tpe = (ThreadPoolExecutor)e;
113	>	shouldThrow();
114	>	} catch (ClassCastException success) {}
115		}
116		}
117
#	Line 102 | Line 119 | public class ExecutorsTest extends JSR16
119		* A new newFixedThreadPool can execute runnables
120		*/
121		public void testNewFixedThreadPool1() {
122	<	ExecutorService e = Executors.newFixedThreadPool(2);
123	<	e.execute(new NoOpRunnable());
124	<	e.execute(new NoOpRunnable());
125	<	e.execute(new NoOpRunnable());
126	<	joinPool(e);
122	>	final ExecutorService e = Executors.newFixedThreadPool(2);
123	>	try (PoolCleaner cleaner = cleaner(e)) {
124	>	e.execute(new NoOpRunnable());
125	>	e.execute(new NoOpRunnable());
126	>	e.execute(new NoOpRunnable());
127	>	}
128		}
129
130		/**
131		* A new newFixedThreadPool with given ThreadFactory can execute runnables
132		*/
133		public void testNewFixedThreadPool2() {
134	<	ExecutorService e = Executors.newFixedThreadPool(2, new SimpleThreadFactory());
135	<	e.execute(new NoOpRunnable());
136	<	e.execute(new NoOpRunnable());
137	<	e.execute(new NoOpRunnable());
138	<	joinPool(e);
134	>	final ExecutorService e = Executors.newFixedThreadPool(2, new SimpleThreadFactory());
135	>	try (PoolCleaner cleaner = cleaner(e)) {
136	>	e.execute(new NoOpRunnable());
137	>	e.execute(new NoOpRunnable());
138	>	e.execute(new NoOpRunnable());
139	>	}
140		}
141
142		/**
143	<	* A new newFixedThreadPool with null ThreadFactory throws NPE
143	>	* A new newFixedThreadPool with null ThreadFactory throws
144	>	* NullPointerException
145		*/
146		public void testNewFixedThreadPool3() {
147		try {
#	Line 131 | Line 151 | public class ExecutorsTest extends JSR16
151		}
152
153		/**
154	<	* A new newFixedThreadPool with 0 threads throws IAE
154	>	* A new newFixedThreadPool with 0 threads throws IllegalArgumentException
155		*/
156		public void testNewFixedThreadPool4() {
157		try {
#	Line 143 | Line 163 | public class ExecutorsTest extends JSR16
163		/**
164		* An unconfigurable newFixedThreadPool can execute runnables
165		*/
166	<	public void testunconfigurableExecutorService() {
167	<	ExecutorService e = Executors.unconfigurableExecutorService(Executors.newFixedThreadPool(2));
168	<	e.execute(new NoOpRunnable());
169	<	e.execute(new NoOpRunnable());
170	<	e.execute(new NoOpRunnable());
171	<	joinPool(e);
166	>	public void testUnconfigurableExecutorService() {
167	>	final ExecutorService e = Executors.unconfigurableExecutorService(Executors.newFixedThreadPool(2));
168	>	try (PoolCleaner cleaner = cleaner(e)) {
169	>	e.execute(new NoOpRunnable());
170	>	e.execute(new NoOpRunnable());
171	>	e.execute(new NoOpRunnable());
172	>	}
173		}
174
175		/**
176		* unconfigurableExecutorService(null) throws NPE
177		*/
178	<	public void testunconfigurableExecutorServiceNPE() {
178	>	public void testUnconfigurableExecutorServiceNPE() {
179		try {
180		ExecutorService e = Executors.unconfigurableExecutorService(null);
181		shouldThrow();
#	Line 164 | Line 185 | public class ExecutorsTest extends JSR16
185		/**
186		* unconfigurableScheduledExecutorService(null) throws NPE
187		*/
188	<	public void testunconfigurableScheduledExecutorServiceNPE() {
188	>	public void testUnconfigurableScheduledExecutorServiceNPE() {
189		try {
190		ExecutorService e = Executors.unconfigurableScheduledExecutorService(null);
191		shouldThrow();
#	Line 175 | Line 196 | public class ExecutorsTest extends JSR16
196		* a newSingleThreadScheduledExecutor successfully runs delayed task
197		*/
198		public void testNewSingleThreadScheduledExecutor() throws Exception {
199	<	ScheduledExecutorService p = Executors.newSingleThreadScheduledExecutor();
200	<	try {
201	<	final CountDownLatch done = new CountDownLatch(1);
199	>	final ScheduledExecutorService p = Executors.newSingleThreadScheduledExecutor();
200	>	try (PoolCleaner cleaner = cleaner(p)) {
201	>	final CountDownLatch proceed = new CountDownLatch(1);
202		final Runnable task = new CheckedRunnable() {
203		public void realRun() {
204	<	done.countDown();
204	>	await(proceed);
205		}};
206	+	long startTime = System.nanoTime();
207		Future f = p.schedule(Executors.callable(task, Boolean.TRUE),
208	<	SHORT_DELAY_MS, MILLISECONDS);
208	>	timeoutMillis(), MILLISECONDS);
209		assertFalse(f.isDone());
210	<	assertTrue(done.await(MEDIUM_DELAY_MS, MILLISECONDS));
211	<	assertSame(Boolean.TRUE, f.get(SMALL_DELAY_MS, MILLISECONDS));
210	>	proceed.countDown();
211	>	assertSame(Boolean.TRUE, f.get(LONG_DELAY_MS, MILLISECONDS));
212		assertSame(Boolean.TRUE, f.get());
213		assertTrue(f.isDone());
214	<	} finally {
215	<	joinPool(p);
214	>	assertFalse(f.isCancelled());
215	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
216		}
217		}
218
219		/**
220		* a newScheduledThreadPool successfully runs delayed task
221		*/
222	<	public void testnewScheduledThreadPool() throws Exception {
223	<	ScheduledExecutorService p = Executors.newScheduledThreadPool(2);
224	<	try {
225	<	final CountDownLatch done = new CountDownLatch(1);
222	>	public void testNewScheduledThreadPool() throws Exception {
223	>	final ScheduledExecutorService p = Executors.newScheduledThreadPool(2);
224	>	try (PoolCleaner cleaner = cleaner(p)) {
225	>	final CountDownLatch proceed = new CountDownLatch(1);
226		final Runnable task = new CheckedRunnable() {
227		public void realRun() {
228	<	done.countDown();
228	>	await(proceed);
229		}};
230	+	long startTime = System.nanoTime();
231		Future f = p.schedule(Executors.callable(task, Boolean.TRUE),
232	<	SHORT_DELAY_MS, MILLISECONDS);
232	>	timeoutMillis(), MILLISECONDS);
233		assertFalse(f.isDone());
234	<	assertTrue(done.await(MEDIUM_DELAY_MS, MILLISECONDS));
235	<	assertSame(Boolean.TRUE, f.get(SMALL_DELAY_MS, MILLISECONDS));
234	>	proceed.countDown();
235	>	assertSame(Boolean.TRUE, f.get(LONG_DELAY_MS, MILLISECONDS));
236		assertSame(Boolean.TRUE, f.get());
237		assertTrue(f.isDone());
238	<	} finally {
239	<	joinPool(p);
238	>	assertFalse(f.isCancelled());
239	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
240		}
241		}
242
243		/**
244		* an unconfigurable newScheduledThreadPool successfully runs delayed task
245		*/
246	<	public void testunconfigurableScheduledExecutorService() throws Exception {
247	<	ScheduledExecutorService p =
246	>	public void testUnconfigurableScheduledExecutorService() throws Exception {
247	>	final ScheduledExecutorService p =
248		Executors.unconfigurableScheduledExecutorService
249		(Executors.newScheduledThreadPool(2));
250	<	try {
251	<	final CountDownLatch done = new CountDownLatch(1);
250	>	try (PoolCleaner cleaner = cleaner(p)) {
251	>	final CountDownLatch proceed = new CountDownLatch(1);
252		final Runnable task = new CheckedRunnable() {
253		public void realRun() {
254	<	done.countDown();
254	>	await(proceed);
255		}};
256	+	long startTime = System.nanoTime();
257		Future f = p.schedule(Executors.callable(task, Boolean.TRUE),
258	<	SHORT_DELAY_MS, MILLISECONDS);
258	>	timeoutMillis(), MILLISECONDS);
259		assertFalse(f.isDone());
260	<	assertTrue(done.await(MEDIUM_DELAY_MS, MILLISECONDS));
261	<	assertSame(Boolean.TRUE, f.get(SMALL_DELAY_MS, MILLISECONDS));
260	>	proceed.countDown();
261	>	assertSame(Boolean.TRUE, f.get(LONG_DELAY_MS, MILLISECONDS));
262		assertSame(Boolean.TRUE, f.get());
263		assertTrue(f.isDone());
264	<	} finally {
265	<	joinPool(p);
264	>	assertFalse(f.isCancelled());
265	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
266		}
267		}
268
#	Line 258 | Line 282 | public class ExecutorsTest extends JSR16
282		delay(LONG_DELAY_MS);
283		}};
284
285	<	List<Thread> threads = new ArrayList<Thread>();
285	>	List<Thread> threads = new ArrayList<>();
286		for (final ExecutorService executor : executors) {
287		threads.add(newStartedThread(new CheckedRunnable() {
288		public void realRun() {
265	–	long startTime = System.nanoTime();
289		Future future = executor.submit(sleeper);
290		assertFutureTimesOut(future);
291		}}));
#	Line 279 | Line 302 | public class ExecutorsTest extends JSR16
302		*/
303		public void testDefaultThreadFactory() throws Exception {
304		final ThreadGroup egroup = Thread.currentThread().getThreadGroup();
305	+	final CountDownLatch done = new CountDownLatch(1);
306		Runnable r = new CheckedRunnable() {
307		public void realRun() {
308		try {
309		Thread current = Thread.currentThread();
310	<	assertTrue(!current.isDaemon());
310	>	assertFalse(current.isDaemon());
311		assertTrue(current.getPriority() <= Thread.NORM_PRIORITY);
288	–	ThreadGroup g = current.getThreadGroup();
312		SecurityManager s = System.getSecurityManager();
313	<	if (s != null)
314	<	assertTrue(g == s.getThreadGroup());
315	<	else
293	<	assertTrue(g == egroup);
294	<	String name = current.getName();
295	<	assertTrue(name.endsWith("thread-1"));
313	>	assertSame(current.getThreadGroup(),
314	>	(s == null) ? egroup : s.getThreadGroup());
315	>	assertTrue(current.getName().endsWith("thread-1"));
316		} catch (SecurityException ok) {
317		// Also pass if not allowed to change setting
318		}
319	+	done.countDown();
320		}};
321		ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory());
322	<
323	<	e.execute(r);
324	<	try {
304	<	e.shutdown();
305	<	} catch (SecurityException ok) {
306	<	}
307	<
308	<	try {
309	<	delay(SHORT_DELAY_MS);
310	<	} finally {
311	<	joinPool(e);
322	>	try (PoolCleaner cleaner = cleaner(e)) {
323	>	e.execute(r);
324	>	await(done);
325		}
326		}
327
#	Line 318 | Line 331 | public class ExecutorsTest extends JSR16
331		* access control context and context class loader
332		*/
333		public void testPrivilegedThreadFactory() throws Exception {
334	+	final CountDownLatch done = new CountDownLatch(1);
335		Runnable r = new CheckedRunnable() {
336		public void realRun() throws Exception {
337		final ThreadGroup egroup = Thread.currentThread().getThreadGroup();
#	Line 326 | Line 340 | public class ExecutorsTest extends JSR16
340		Runnable r = new CheckedRunnable() {
341		public void realRun() {
342		Thread current = Thread.currentThread();
343	<	assertTrue(!current.isDaemon());
343	>	assertFalse(current.isDaemon());
344		assertTrue(current.getPriority() <= Thread.NORM_PRIORITY);
331	–	ThreadGroup g = current.getThreadGroup();
345		SecurityManager s = System.getSecurityManager();
346	<	if (s != null)
347	<	assertTrue(g == s.getThreadGroup());
348	<	else
336	<	assertTrue(g == egroup);
337	<	String name = current.getName();
338	<	assertTrue(name.endsWith("thread-1"));
346	>	assertSame(current.getThreadGroup(),
347	>	(s == null) ? egroup : s.getThreadGroup());
348	>	assertTrue(current.getName().endsWith("thread-1"));
349		assertSame(thisccl, current.getContextClassLoader());
350		assertEquals(thisacc, AccessController.getContext());
351	+	done.countDown();
352		}};
353		ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory());
354	<	e.execute(r);
355	<	e.shutdown();
356	<	delay(SHORT_DELAY_MS);
357	<	joinPool(e);
354	>	try (PoolCleaner cleaner = cleaner(e)) {
355	>	e.execute(r);
356	>	await(done);
357	>	}
358		}};
359
360		runWithPermissions(r,
#	Line 402 | Line 413 | public class ExecutorsTest extends JSR16
413		* With class loader permissions, calling
414		* privilegedCallableUsingCurrentClassLoader does not throw ACE
415		*/
416	<	public void testprivilegedCallableUsingCCLWithPrivs() throws Exception {
416	>	public void testPrivilegedCallableUsingCCLWithPrivs() throws Exception {
417		Runnable r = new CheckedRunnable() {
418		public void realRun() throws Exception {
419		Executors.privilegedCallableUsingCurrentClassLoader
#	Line 418 | Line 429 | public class ExecutorsTest extends JSR16
429		/**
430		* Without permissions, calling privilegedCallable throws ACE
431		*/
432	<	public void testprivilegedCallableWithNoPrivs() throws Exception {
432	>	public void testPrivilegedCallableWithNoPrivs() throws Exception {
433		// Avoid classloader-related SecurityExceptions in swingui.TestRunner
434		Executors.privilegedCallable(new CheckCCL());
435
#	Line 490 | Line 501 | public class ExecutorsTest extends JSR16
501		/**
502		* With permissions, calling privilegedCallable succeeds
503		*/
504	<	public void testprivilegedCallableWithPrivs() throws Exception {
504	>	public void testPrivilegedCallableWithPrivs() throws Exception {
505		Runnable r = new CheckedRunnable() {
506		public void realRun() throws Exception {
507		Executors.privilegedCallable(new CheckCCL()).call();

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