ViewVC Help
View File | Revision Log | Show Annotations | Download File | Root Listing
root/jsr166/jsr166/src/test/tck/ScheduledExecutorTest.java
(Generate patch)

Comparing jsr166/src/test/tck/ScheduledExecutorTest.java (file contents):
Revision 1.10 by dl, Mon Dec 22 00:48:56 2003 UTC vs.
Revision 1.30 by jsr166, Wed Aug 25 00:07:03 2010 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 static java.util.concurrent.TimeUnit.MILLISECONDS;
13 + import java.util.concurrent.atomic.*;
14  
15   public class ScheduledExecutorTest extends JSR166TestCase {
16      public static void main(String[] args) {
17 <        junit.textui.TestRunner.run (suite());  
17 >        junit.textui.TestRunner.run(suite());
18      }
19      public static Test suite() {
20 <        return new TestSuite(ScheduledExecutorTest.class);
20 >        return new TestSuite(ScheduledExecutorTest.class);
21      }
22  
23  
24      /**
25       * execute successfully executes a runnable
26       */
27 <    public void testExecute() {
28 <        try {
29 <            TrackedShortRunnable runnable =new TrackedShortRunnable();
30 <            ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
31 <            p1.execute(runnable);
32 <            assertFalse(runnable.done);
33 <            Thread.sleep(SHORT_DELAY_MS);
34 <            p1.shutdown();
35 <            try {
36 <                Thread.sleep(MEDIUM_DELAY_MS);
37 <            } catch(InterruptedException e){
35 <                unexpectedException();
36 <            }
37 <            assertTrue(runnable.done);
38 <            p1.shutdown();
39 <            joinPool(p1);
40 <        }
41 <        catch(Exception e){
42 <            unexpectedException();
43 <        }
44 <        
27 >    public void testExecute() throws InterruptedException {
28 >        TrackedShortRunnable runnable =new TrackedShortRunnable();
29 >        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
30 >        p1.execute(runnable);
31 >        assertFalse(runnable.done);
32 >        Thread.sleep(SHORT_DELAY_MS);
33 >        try { p1.shutdown(); } catch (SecurityException ok) { return; }
34 >        Thread.sleep(MEDIUM_DELAY_MS);
35 >        assertTrue(runnable.done);
36 >        try { p1.shutdown(); } catch (SecurityException ok) { return; }
37 >        joinPool(p1);
38      }
39  
40  
41      /**
42       * delayed schedule of callable successfully executes after delay
43       */
44 <    public void testSchedule1() {
45 <        try {
46 <            TrackedCallable callable = new TrackedCallable();
47 <            ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
48 <            Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
49 <            assertFalse(callable.done);
50 <            Thread.sleep(MEDIUM_DELAY_MS);
51 <            assertTrue(callable.done);
52 <            assertEquals(Boolean.TRUE, f.get());
53 <            p1.shutdown();
61 <            joinPool(p1);
62 <        } catch(RejectedExecutionException e){}
63 <        catch(Exception e){
64 <            e.printStackTrace();
65 <            unexpectedException();
66 <        }
44 >    public void testSchedule1() throws Exception {
45 >        TrackedCallable callable = new TrackedCallable();
46 >        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
47 >        Future f = p1.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
48 >        assertFalse(callable.done);
49 >        Thread.sleep(MEDIUM_DELAY_MS);
50 >        assertTrue(callable.done);
51 >        assertEquals(Boolean.TRUE, f.get());
52 >        try { p1.shutdown(); } catch (SecurityException ok) { return; }
53 >        joinPool(p1);
54      }
55  
56      /**
57       *  delayed schedule of runnable successfully executes after delay
58       */
59 <    public void testSchedule3() {
60 <        try {
61 <            TrackedShortRunnable runnable = new TrackedShortRunnable();
62 <            ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
63 <            p1.schedule(runnable, SMALL_DELAY_MS, TimeUnit.MILLISECONDS);
64 <            Thread.sleep(SHORT_DELAY_MS);
65 <            assertFalse(runnable.done);
66 <            Thread.sleep(MEDIUM_DELAY_MS);
67 <            assertTrue(runnable.done);
68 <            p1.shutdown();
82 <            joinPool(p1);
83 <        } catch(Exception e){
84 <            unexpectedException();
85 <        }
59 >    public void testSchedule3() throws InterruptedException {
60 >        TrackedShortRunnable runnable = new TrackedShortRunnable();
61 >        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
62 >        p1.schedule(runnable, SMALL_DELAY_MS, MILLISECONDS);
63 >        Thread.sleep(SHORT_DELAY_MS);
64 >        assertFalse(runnable.done);
65 >        Thread.sleep(MEDIUM_DELAY_MS);
66 >        assertTrue(runnable.done);
67 >        try { p1.shutdown(); } catch (SecurityException ok) { return; }
68 >        joinPool(p1);
69      }
70 <    
70 >
71      /**
72       * scheduleAtFixedRate executes runnable after given initial delay
73       */
74 <    public void testSchedule4() {
75 <        try {
76 <            TrackedShortRunnable runnable = new TrackedShortRunnable();
77 <            ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
78 <            ScheduledFuture h = p1.scheduleAtFixedRate(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
79 <            assertFalse(runnable.done);
80 <            Thread.sleep(MEDIUM_DELAY_MS);
81 <            assertTrue(runnable.done);
82 <            h.cancel(true);
83 <            p1.shutdown();
84 <            joinPool(p1);
85 <        } catch(Exception e){
86 <            unexpectedException();
87 <        }
74 >    public void testSchedule4() throws InterruptedException {
75 >        TrackedShortRunnable runnable = new TrackedShortRunnable();
76 >        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
77 >        ScheduledFuture h = p1.scheduleAtFixedRate(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, MILLISECONDS);
78 >        assertFalse(runnable.done);
79 >        Thread.sleep(MEDIUM_DELAY_MS);
80 >        assertTrue(runnable.done);
81 >        h.cancel(true);
82 >        joinPool(p1);
83 >    }
84 >
85 >    static class RunnableCounter implements Runnable {
86 >        AtomicInteger count = new AtomicInteger(0);
87 >        public void run() { count.getAndIncrement(); }
88      }
89  
90      /**
91       * scheduleWithFixedDelay executes runnable after given initial delay
92       */
93 <    public void testSchedule5() {
94 <        try {
95 <            TrackedShortRunnable runnable = new TrackedShortRunnable();
96 <            ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
97 <            ScheduledFuture h = p1.scheduleWithFixedDelay(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
98 <            assertFalse(runnable.done);
99 <            Thread.sleep(MEDIUM_DELAY_MS);
100 <            assertTrue(runnable.done);
101 <            h.cancel(true);
102 <            p1.shutdown();
103 <            joinPool(p1);
104 <        } catch(Exception e){
105 <            unexpectedException();
106 <        }
93 >    public void testSchedule5() throws InterruptedException {
94 >        TrackedShortRunnable runnable = new TrackedShortRunnable();
95 >        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
96 >        ScheduledFuture h = p1.scheduleWithFixedDelay(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, MILLISECONDS);
97 >        assertFalse(runnable.done);
98 >        Thread.sleep(MEDIUM_DELAY_MS);
99 >        assertTrue(runnable.done);
100 >        h.cancel(true);
101 >        joinPool(p1);
102 >    }
103 >
104 >    /**
105 >     * scheduleAtFixedRate executes series of tasks at given rate
106 >     */
107 >    public void testFixedRateSequence() throws InterruptedException {
108 >        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
109 >        RunnableCounter counter = new RunnableCounter();
110 >        ScheduledFuture h =
111 >            p1.scheduleAtFixedRate(counter, 0, 1, MILLISECONDS);
112 >        Thread.sleep(SMALL_DELAY_MS);
113 >        h.cancel(true);
114 >        int c = counter.count.get();
115 >        // By time scaling conventions, we must have at least
116 >        // an execution per SHORT delay, but no more than one SHORT more
117 >        assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
118 >        assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
119 >        joinPool(p1);
120 >    }
121 >
122 >    /**
123 >     * scheduleWithFixedDelay executes series of tasks with given period
124 >     */
125 >    public void testFixedDelaySequence() throws InterruptedException {
126 >        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
127 >        RunnableCounter counter = new RunnableCounter();
128 >        ScheduledFuture h =
129 >            p1.scheduleWithFixedDelay(counter, 0, 1, MILLISECONDS);
130 >        Thread.sleep(SMALL_DELAY_MS);
131 >        h.cancel(true);
132 >        int c = counter.count.get();
133 >        assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
134 >        assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
135 >        joinPool(p1);
136      }
137 <    
137 >
138 >
139      /**
140 <     *  execute (null) throws NPE
140 >     *  execute(null) throws NPE
141       */
142 <    public void testExecuteNull() {
142 >    public void testExecuteNull() throws InterruptedException {
143          ScheduledThreadPoolExecutor se = null;
144          try {
145 <            se = new ScheduledThreadPoolExecutor(1);
146 <            se.execute(null);
145 >            se = new ScheduledThreadPoolExecutor(1);
146 >            se.execute(null);
147              shouldThrow();
148 <        } catch(NullPointerException success){}
149 <        catch(Exception e){
150 <            unexpectedException();
138 <        }
139 <        
140 <        joinPool(se);
148 >        } catch (NullPointerException success) {}
149 >
150 >        joinPool(se);
151      }
152  
153      /**
154 <     * schedule (null) throws NPE
154 >     * schedule(null) throws NPE
155       */
156 <    public void testScheduleNull() {
156 >    public void testScheduleNull() throws InterruptedException {
157          ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
158 <        try {
158 >        try {
159              TrackedCallable callable = null;
160 <            Future f = se.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
160 >            Future f = se.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
161              shouldThrow();
162 <        } catch(NullPointerException success){}
163 <        catch(Exception e){
154 <            unexpectedException();
155 <        }
156 <        joinPool(se);
162 >        } catch (NullPointerException success) {}
163 >        joinPool(se);
164      }
165 <  
165 >
166      /**
167       * execute throws RejectedExecutionException if shutdown
168       */
169 <    public void testSchedule1_RejectedExecutionException() {
169 >    public void testSchedule1_RejectedExecutionException() throws InterruptedException {
170          ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
171          try {
172              se.shutdown();
173              se.schedule(new NoOpRunnable(),
174 <                        MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
174 >                        MEDIUM_DELAY_MS, MILLISECONDS);
175              shouldThrow();
176 <        } catch(RejectedExecutionException success){
176 >        } catch (RejectedExecutionException success) {
177 >        } catch (SecurityException ok) {
178          }
171        joinPool(se);
179  
180 +        joinPool(se);
181      }
182  
183      /**
184       * schedule throws RejectedExecutionException if shutdown
185       */
186 <    public void testSchedule2_RejectedExecutionException() {
186 >    public void testSchedule2_RejectedExecutionException() throws InterruptedException {
187          ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
188          try {
189              se.shutdown();
190              se.schedule(new NoOpCallable(),
191 <                        MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
191 >                        MEDIUM_DELAY_MS, MILLISECONDS);
192              shouldThrow();
193 <        } catch(RejectedExecutionException success){
193 >        } catch (RejectedExecutionException success) {
194 >        } catch (SecurityException ok) {
195          }
196          joinPool(se);
197      }
# Line 190 | Line 199 | public class ScheduledExecutorTest exten
199      /**
200       * schedule callable throws RejectedExecutionException if shutdown
201       */
202 <     public void testSchedule3_RejectedExecutionException() {
202 >     public void testSchedule3_RejectedExecutionException() throws InterruptedException {
203           ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
204           try {
205              se.shutdown();
206              se.schedule(new NoOpCallable(),
207 <                        MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
207 >                        MEDIUM_DELAY_MS, MILLISECONDS);
208              shouldThrow();
209 <        } catch(RejectedExecutionException success){
210 <        }
209 >        } catch (RejectedExecutionException success) {
210 >        } catch (SecurityException ok) {
211 >        }
212           joinPool(se);
213      }
214  
215      /**
216       *  scheduleAtFixedRate throws RejectedExecutionException if shutdown
217       */
218 <    public void testScheduleAtFixedRate1_RejectedExecutionException() {
218 >    public void testScheduleAtFixedRate1_RejectedExecutionException() throws InterruptedException {
219          ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
220          try {
221              se.shutdown();
222              se.scheduleAtFixedRate(new NoOpRunnable(),
223 <                                   MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
223 >                                   MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
224              shouldThrow();
225 <        } catch(RejectedExecutionException success){
226 <        }
225 >        } catch (RejectedExecutionException success) {
226 >        } catch (SecurityException ok) {
227 >        }
228          joinPool(se);
229      }
230 <    
230 >
231      /**
232       * scheduleWithFixedDelay throws RejectedExecutionException if shutdown
233       */
234 <    public void testScheduleWithFixedDelay1_RejectedExecutionException() {
234 >    public void testScheduleWithFixedDelay1_RejectedExecutionException() throws InterruptedException {
235          ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
236          try {
237              se.shutdown();
238              se.scheduleWithFixedDelay(new NoOpRunnable(),
239 <                                      MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
239 >                                      MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
240              shouldThrow();
241 <        } catch(RejectedExecutionException success){
242 <        }
241 >        } catch (RejectedExecutionException success) {
242 >        } catch (SecurityException ok) {
243 >        }
244          joinPool(se);
245      }
246  
# Line 236 | Line 248 | public class ScheduledExecutorTest exten
248       *  getActiveCount increases but doesn't overestimate, when a
249       *  thread becomes active
250       */
251 <    public void testGetActiveCount() {
251 >    public void testGetActiveCount() throws InterruptedException {
252          ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
253          assertEquals(0, p2.getActiveCount());
254          p2.execute(new SmallRunnable());
255 <        try {
244 <            Thread.sleep(SHORT_DELAY_MS);
245 <        } catch(Exception e){
246 <            unexpectedException();
247 <        }
255 >        Thread.sleep(SHORT_DELAY_MS);
256          assertEquals(1, p2.getActiveCount());
257          joinPool(p2);
258      }
259 <    
259 >
260      /**
261       *    getCompletedTaskCount increases, but doesn't overestimate,
262       *   when tasks complete
263       */
264 <    public void testGetCompletedTaskCount() {
264 >    public void testGetCompletedTaskCount() throws InterruptedException {
265          ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
266          assertEquals(0, p2.getCompletedTaskCount());
267          p2.execute(new SmallRunnable());
268 <        try {
261 <            Thread.sleep(MEDIUM_DELAY_MS);
262 <        } catch(Exception e){
263 <            unexpectedException();
264 <        }
268 >        Thread.sleep(MEDIUM_DELAY_MS);
269          assertEquals(1, p2.getCompletedTaskCount());
270          joinPool(p2);
271      }
272 <    
272 >
273      /**
274 <     *  getCorePoolSize returns size given in constructor if not otherwise set
274 >     *  getCorePoolSize returns size given in constructor if not otherwise set
275       */
276 <    public void testGetCorePoolSize() {
276 >    public void testGetCorePoolSize() throws InterruptedException {
277          ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
278          assertEquals(1, p1.getCorePoolSize());
279          joinPool(p1);
280      }
281 <    
281 >
282      /**
283       *    getLargestPoolSize increases, but doesn't overestimate, when
284       *   multiple threads active
285       */
286 <    public void testGetLargestPoolSize() {
286 >    public void testGetLargestPoolSize() throws InterruptedException {
287          ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
288          assertEquals(0, p2.getLargestPoolSize());
289          p2.execute(new SmallRunnable());
290          p2.execute(new SmallRunnable());
291 <        try {
288 <            Thread.sleep(SHORT_DELAY_MS);
289 <        } catch(Exception e){
290 <            unexpectedException();
291 <        }
291 >        Thread.sleep(SHORT_DELAY_MS);
292          assertEquals(2, p2.getLargestPoolSize());
293          joinPool(p2);
294      }
295 <    
295 >
296      /**
297       *   getPoolSize increases, but doesn't overestimate, when threads
298       *   become active
299       */
300 <    public void testGetPoolSize() {
300 >    public void testGetPoolSize() throws InterruptedException {
301          ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
302          assertEquals(0, p1.getPoolSize());
303          p1.execute(new SmallRunnable());
304          assertEquals(1, p1.getPoolSize());
305          joinPool(p1);
306      }
307 <    
307 >
308      /**
309       *    getTaskCount increases, but doesn't overestimate, when tasks
310       *    submitted
311       */
312 <    public void testGetTaskCount() {
312 >    public void testGetTaskCount() throws InterruptedException {
313          ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
314          assertEquals(0, p1.getTaskCount());
315 <        for(int i = 0; i < 5; i++)
315 >        for (int i = 0; i < 5; i++)
316              p1.execute(new SmallRunnable());
317 <        try {
318 <            Thread.sleep(SHORT_DELAY_MS);
319 <        } catch(Exception e){
320 <            unexpectedException();
321 <        }
317 >        Thread.sleep(SHORT_DELAY_MS);
318          assertEquals(5, p1.getTaskCount());
319          joinPool(p1);
320      }
321  
322 <    /**
322 >    /**
323       * getThreadFactory returns factory in constructor if not set
324       */
325 <    public void testGetThreadFactory() {
325 >    public void testGetThreadFactory() throws InterruptedException {
326          ThreadFactory tf = new SimpleThreadFactory();
327 <        ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf);
327 >        ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf);
328          assertSame(tf, p.getThreadFactory());
333        p.shutdown();
329          joinPool(p);
330      }
331  
332 <    /**
332 >    /**
333       * setThreadFactory sets the thread factory returned by getThreadFactory
334       */
335 <    public void testSetThreadFactory() {
335 >    public void testSetThreadFactory() throws InterruptedException {
336          ThreadFactory tf = new SimpleThreadFactory();
337 <        ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
337 >        ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
338          p.setThreadFactory(tf);
339          assertSame(tf, p.getThreadFactory());
345        p.shutdown();
340          joinPool(p);
341      }
342  
343 <    /**
343 >    /**
344       * setThreadFactory(null) throws NPE
345       */
346 <    public void testSetThreadFactoryNull() {
347 <        ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
346 >    public void testSetThreadFactoryNull() throws InterruptedException {
347 >        ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
348          try {
349              p.setThreadFactory(null);
350              shouldThrow();
# Line 359 | Line 353 | public class ScheduledExecutorTest exten
353              joinPool(p);
354          }
355      }
356 <    
356 >
357      /**
358       *   is isShutDown is false before shutdown, true after
359       */
360      public void testIsShutdown() {
361 <        
362 <        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
361 >
362 >        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
363          try {
364              assertFalse(p1.isShutdown());
365          }
366          finally {
367 <            p1.shutdown();
367 >            try { p1.shutdown(); } catch (SecurityException ok) { return; }
368          }
369 <        assertTrue(p1.isShutdown());
369 >        assertTrue(p1.isShutdown());
370      }
371  
372 <        
372 >
373      /**
374       *   isTerminated is false before termination, true after
375       */
376 <    public void testIsTerminated() {
377 <        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
376 >    public void testIsTerminated() throws InterruptedException {
377 >        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
378          try {
379              p1.execute(new SmallRunnable());
380          } finally {
381 <            p1.shutdown();
381 >            try { p1.shutdown(); } catch (SecurityException ok) { return; }
382          }
383 <        try {
384 <            assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
391 <            assertTrue(p1.isTerminated());
392 <        } catch(Exception e){
393 <            unexpectedException();
394 <        }      
383 >        assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
384 >        assertTrue(p1.isTerminated());
385      }
386  
387      /**
388       *  isTerminating is not true when running or when terminated
389       */
390 <    public void testIsTerminating() {
391 <        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
390 >    public void testIsTerminating() throws InterruptedException {
391 >        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
392          assertFalse(p1.isTerminating());
393          try {
394              p1.execute(new SmallRunnable());
395              assertFalse(p1.isTerminating());
396          } finally {
397 <            p1.shutdown();
397 >            try { p1.shutdown(); } catch (SecurityException ok) { return; }
398          }
399 <        try {
400 <            assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
401 <            assertTrue(p1.isTerminated());
402 <            assertFalse(p1.isTerminating());
413 <        } catch(Exception e){
414 <            unexpectedException();
415 <        }      
399 >
400 >        assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
401 >        assertTrue(p1.isTerminated());
402 >        assertFalse(p1.isTerminating());
403      }
404  
405      /**
406       * getQueue returns the work queue, which contains queued tasks
407       */
408 <    public void testGetQueue() {
408 >    public void testGetQueue() throws InterruptedException {
409          ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
410          ScheduledFuture[] tasks = new ScheduledFuture[5];
411 <        for(int i = 0; i < 5; i++){
412 <            tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
411 >        for (int i = 0; i < 5; i++) {
412 >            tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, MILLISECONDS);
413          }
414          try {
415              Thread.sleep(SHORT_DELAY_MS);
416              BlockingQueue<Runnable> q = p1.getQueue();
417              assertTrue(q.contains(tasks[4]));
418              assertFalse(q.contains(tasks[0]));
432            p1.shutdownNow();
433        } catch(Exception e) {
434            unexpectedException();
419          } finally {
420              joinPool(p1);
421          }
# Line 440 | Line 424 | public class ScheduledExecutorTest exten
424      /**
425       * remove(task) removes queued task, and fails to remove active task
426       */
427 <    public void testRemove() {
427 >    public void testRemove() throws InterruptedException {
428          ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
429          ScheduledFuture[] tasks = new ScheduledFuture[5];
430 <        for(int i = 0; i < 5; i++){
431 <            tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
430 >        for (int i = 0; i < 5; i++) {
431 >            tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, MILLISECONDS);
432          }
433          try {
434              Thread.sleep(SHORT_DELAY_MS);
# Line 458 | Line 442 | public class ScheduledExecutorTest exten
442              assertTrue(q.contains((Runnable)tasks[3]));
443              assertTrue(p1.remove((Runnable)tasks[3]));
444              assertFalse(q.contains((Runnable)tasks[3]));
461            p1.shutdownNow();
462        } catch(Exception e) {
463            unexpectedException();
445          } finally {
446              joinPool(p1);
447          }
# Line 469 | Line 450 | public class ScheduledExecutorTest exten
450      /**
451       *  purge removes cancelled tasks from the queue
452       */
453 <    public void testPurge() {
453 >    public void testPurge() throws InterruptedException {
454          ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
455          ScheduledFuture[] tasks = new ScheduledFuture[5];
456 <        for(int i = 0; i < 5; i++){
457 <            tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
456 >        for (int i = 0; i < 5; i++) {
457 >            tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
458 >        }
459 >        try {
460 >            int max = 5;
461 >            if (tasks[4].cancel(true)) --max;
462 >            if (tasks[3].cancel(true)) --max;
463 >            // There must eventually be an interference-free point at
464 >            // which purge will not fail. (At worst, when queue is empty.)
465 >            int k;
466 >            for (k = 0; k < SMALL_DELAY_MS; ++k) {
467 >                p1.purge();
468 >                long count = p1.getTaskCount();
469 >                if (count >= 0 && count <= max)
470 >                    break;
471 >                Thread.sleep(1);
472 >            }
473 >            assertTrue(k < SMALL_DELAY_MS);
474 >        } finally {
475 >            joinPool(p1);
476          }
478        int max = 5;
479        if (tasks[4].cancel(true)) --max;
480        if (tasks[3].cancel(true)) --max;
481        p1.purge();
482        long count = p1.getTaskCount();
483        assertTrue(count > 0 && count <= max);
484        joinPool(p1);
477      }
478  
479      /**
480       *  shutDownNow returns a list containing tasks that were not run
481       */
482 <    public void testShutDownNow() {
483 <        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
484 <        for(int i = 0; i < 5; i++)
485 <            p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
486 <        List l = p1.shutdownNow();
487 <        assertTrue(p1.isShutdown());
488 <        assertTrue(l.size() > 0 && l.size() <= 5);
482 >    public void testShutDownNow() throws InterruptedException {
483 >        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
484 >        for (int i = 0; i < 5; i++)
485 >            p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
486 >        List l;
487 >        try {
488 >            l = p1.shutdownNow();
489 >        } catch (SecurityException ok) {
490 >            return;
491 >        }
492 >        assertTrue(p1.isShutdown());
493 >        assertTrue(l.size() > 0 && l.size() <= 5);
494          joinPool(p1);
495      }
496  
# Line 501 | Line 498 | public class ScheduledExecutorTest exten
498       * In default setting, shutdown cancels periodic but not delayed
499       * tasks at shutdown
500       */
501 <    public void testShutDown1() {
502 <        try {
503 <            ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
504 <            assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
505 <            assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
506 <
507 <            ScheduledFuture[] tasks = new ScheduledFuture[5];
508 <            for(int i = 0; i < 5; i++)
509 <                tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
510 <            p1.shutdown();
511 <            BlockingQueue q = p1.getQueue();
512 <            for (Iterator it = q.iterator(); it.hasNext();) {
513 <                ScheduledFuture t = (ScheduledFuture)it.next();
514 <                assertFalse(t.isCancelled());
515 <            }
516 <            assertTrue(p1.isShutdown());
517 <            Thread.sleep(SMALL_DELAY_MS);
518 <            for (int i = 0; i < 5; ++i) {
519 <                assertTrue(tasks[i].isDone());
523 <                assertFalse(tasks[i].isCancelled());
524 <            }
525 <            
526 <        }
527 <        catch(Exception ex) {
528 <            unexpectedException();
501 >    public void testShutDown1() throws InterruptedException {
502 >        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
503 >        assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
504 >        assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
505 >
506 >        ScheduledFuture[] tasks = new ScheduledFuture[5];
507 >        for (int i = 0; i < 5; i++)
508 >            tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, MILLISECONDS);
509 >        try { p1.shutdown(); } catch (SecurityException ok) { return; }
510 >        BlockingQueue q = p1.getQueue();
511 >        for (Iterator it = q.iterator(); it.hasNext();) {
512 >            ScheduledFuture t = (ScheduledFuture)it.next();
513 >            assertFalse(t.isCancelled());
514 >        }
515 >        assertTrue(p1.isShutdown());
516 >        Thread.sleep(SMALL_DELAY_MS);
517 >        for (int i = 0; i < 5; ++i) {
518 >            assertTrue(tasks[i].isDone());
519 >            assertFalse(tasks[i].isCancelled());
520          }
521      }
522  
# Line 534 | Line 525 | public class ScheduledExecutorTest exten
525       * If setExecuteExistingDelayedTasksAfterShutdownPolicy is false,
526       * delayed tasks are cancelled at shutdown
527       */
528 <    public void testShutDown2() {
529 <        try {
530 <            ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
531 <            p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
532 <            ScheduledFuture[] tasks = new ScheduledFuture[5];
533 <            for(int i = 0; i < 5; i++)
534 <                tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
535 <            p1.shutdown();
536 <            assertTrue(p1.isShutdown());
537 <            BlockingQueue q = p1.getQueue();
538 <            assertTrue(q.isEmpty());
539 <            Thread.sleep(SMALL_DELAY_MS);
549 <            assertTrue(p1.isTerminated());
550 <        }
551 <        catch(Exception ex) {
552 <            unexpectedException();
553 <        }
528 >    public void testShutDown2() throws InterruptedException {
529 >        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
530 >        p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
531 >        ScheduledFuture[] tasks = new ScheduledFuture[5];
532 >        for (int i = 0; i < 5; i++)
533 >            tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, MILLISECONDS);
534 >        try { p1.shutdown(); } catch (SecurityException ok) { return; }
535 >        assertTrue(p1.isShutdown());
536 >        BlockingQueue q = p1.getQueue();
537 >        assertTrue(q.isEmpty());
538 >        Thread.sleep(SMALL_DELAY_MS);
539 >        assertTrue(p1.isTerminated());
540      }
541  
542  
# Line 558 | Line 544 | public class ScheduledExecutorTest exten
544       * If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false,
545       * periodic tasks are not cancelled at shutdown
546       */
547 <    public void testShutDown3() {
548 <        try {
549 <            ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
550 <            p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
551 <            ScheduledFuture task =
552 <                p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
553 <            p1.shutdown();
554 <            assertTrue(p1.isShutdown());
555 <            BlockingQueue q = p1.getQueue();
556 <            assertTrue(q.isEmpty());
557 <            Thread.sleep(SHORT_DELAY_MS);
572 <            assertTrue(p1.isTerminated());
573 <        }
574 <        catch(Exception ex) {
575 <            unexpectedException();
576 <        }
547 >    public void testShutDown3() throws InterruptedException {
548 >        ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
549 >        p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
550 >        ScheduledFuture task =
551 >            p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, MILLISECONDS);
552 >        try { p1.shutdown(); } catch (SecurityException ok) { return; }
553 >        assertTrue(p1.isShutdown());
554 >        BlockingQueue q = p1.getQueue();
555 >        assertTrue(q.isEmpty());
556 >        Thread.sleep(SHORT_DELAY_MS);
557 >        assertTrue(p1.isTerminated());
558      }
559  
560      /**
561       * if setContinueExistingPeriodicTasksAfterShutdownPolicy is true,
562       * periodic tasks are cancelled at shutdown
563       */
564 <    public void testShutDown4() {
564 >    public void testShutDown4() throws InterruptedException {
565          ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
566          try {
567              p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
568              ScheduledFuture task =
569 <                p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
569 >                p1.scheduleAtFixedRate(new NoOpRunnable(), 1, 1, MILLISECONDS);
570              assertFalse(task.isCancelled());
571 <            p1.shutdown();
571 >            try { p1.shutdown(); } catch (SecurityException ok) { return; }
572              assertFalse(task.isCancelled());
573              assertFalse(p1.isTerminated());
574              assertTrue(p1.isShutdown());
575              Thread.sleep(SHORT_DELAY_MS);
576              assertFalse(task.isCancelled());
577 <            task.cancel(true);
578 <            assertTrue(task.isCancelled());
577 >            assertTrue(task.cancel(true));
578 >            assertTrue(task.isDone());
579              Thread.sleep(SHORT_DELAY_MS);
580              assertTrue(p1.isTerminated());
581          }
601        catch(Exception ex) {
602            unexpectedException();
603        }
582          finally {
583 <            p1.shutdownNow();
583 >            joinPool(p1);
584          }
585      }
586  
587      /**
588       * completed submit of callable returns result
589       */
590 <    public void testSubmitCallable() {
590 >    public void testSubmitCallable() throws Exception {
591          ExecutorService e = new ScheduledThreadPoolExecutor(2);
592          try {
593              Future<String> future = e.submit(new StringTask());
594              String result = future.get();
595              assertSame(TEST_STRING, result);
618        }
619        catch (ExecutionException ex) {
620            unexpectedException();
621        }
622        catch (InterruptedException ex) {
623            unexpectedException();
596          } finally {
597              joinPool(e);
598          }
# Line 629 | Line 601 | public class ScheduledExecutorTest exten
601      /**
602       * completed submit of runnable returns successfully
603       */
604 <    public void testSubmitRunnable() {
604 >    public void testSubmitRunnable() throws Exception {
605          ExecutorService e = new ScheduledThreadPoolExecutor(2);
606          try {
607              Future<?> future = e.submit(new NoOpRunnable());
608              future.get();
609              assertTrue(future.isDone());
638        }
639        catch (ExecutionException ex) {
640            unexpectedException();
641        }
642        catch (InterruptedException ex) {
643            unexpectedException();
610          } finally {
611              joinPool(e);
612          }
# Line 649 | Line 615 | public class ScheduledExecutorTest exten
615      /**
616       * completed submit of (runnable, result) returns result
617       */
618 <    public void testSubmitRunnable2() {
618 >    public void testSubmitRunnable2() throws Exception {
619          ExecutorService e = new ScheduledThreadPoolExecutor(2);
620          try {
621              Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
622              String result = future.get();
623              assertSame(TEST_STRING, result);
658        }
659        catch (ExecutionException ex) {
660            unexpectedException();
661        }
662        catch (InterruptedException ex) {
663            unexpectedException();
624          } finally {
625              joinPool(e);
626          }
627      }
628  
669
670
671
672
629      /**
630       * invokeAny(null) throws NPE
631       */
632 <    public void testInvokeAny1() {
632 >    public void testInvokeAny1() throws Exception {
633          ExecutorService e = new ScheduledThreadPoolExecutor(2);
634          try {
635              e.invokeAny(null);
636 +            shouldThrow();
637          } catch (NullPointerException success) {
681        } catch(Exception ex) {
682            unexpectedException();
638          } finally {
639              joinPool(e);
640          }
# Line 688 | Line 643 | public class ScheduledExecutorTest exten
643      /**
644       * invokeAny(empty collection) throws IAE
645       */
646 <    public void testInvokeAny2() {
646 >    public void testInvokeAny2() throws Exception {
647          ExecutorService e = new ScheduledThreadPoolExecutor(2);
648          try {
649              e.invokeAny(new ArrayList<Callable<String>>());
650 +            shouldThrow();
651          } catch (IllegalArgumentException success) {
696        } catch(Exception ex) {
697            unexpectedException();
652          } finally {
653              joinPool(e);
654          }
# Line 703 | Line 657 | public class ScheduledExecutorTest exten
657      /**
658       * invokeAny(c) throws NPE if c has null elements
659       */
660 <    public void testInvokeAny3() {
660 >    public void testInvokeAny3() throws Exception {
661 >        CountDownLatch latch = new CountDownLatch(1);
662          ExecutorService e = new ScheduledThreadPoolExecutor(2);
663 +        List<Callable<String>> l = new ArrayList<Callable<String>>();
664 +        l.add(latchAwaitingStringTask(latch));
665 +        l.add(null);
666          try {
709            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
710            l.add(new StringTask());
711            l.add(null);
667              e.invokeAny(l);
668 +            shouldThrow();
669          } catch (NullPointerException success) {
714        } catch(Exception ex) {
715            unexpectedException();
670          } finally {
671 +            latch.countDown();
672              joinPool(e);
673          }
674      }
# Line 721 | Line 676 | public class ScheduledExecutorTest exten
676      /**
677       * invokeAny(c) throws ExecutionException if no task completes
678       */
679 <    public void testInvokeAny4() {
679 >    public void testInvokeAny4() throws Exception {
680          ExecutorService e = new ScheduledThreadPoolExecutor(2);
681 +        List<Callable<String>> l = new ArrayList<Callable<String>>();
682 +        l.add(new NPETask());
683          try {
727            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
728            l.add(new NPETask());
684              e.invokeAny(l);
685 +            shouldThrow();
686          } catch (ExecutionException success) {
687 <        } catch(Exception ex) {
732 <            unexpectedException();
687 >            assertTrue(success.getCause() instanceof NullPointerException);
688          } finally {
689              joinPool(e);
690          }
# Line 738 | Line 693 | public class ScheduledExecutorTest exten
693      /**
694       * invokeAny(c) returns result of some task
695       */
696 <    public void testInvokeAny5() {
696 >    public void testInvokeAny5() throws Exception {
697          ExecutorService e = new ScheduledThreadPoolExecutor(2);
698          try {
699 <            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
699 >            List<Callable<String>> l = new ArrayList<Callable<String>>();
700              l.add(new StringTask());
701              l.add(new StringTask());
702              String result = e.invokeAny(l);
703              assertSame(TEST_STRING, result);
749        } catch (ExecutionException success) {
750        } catch(Exception ex) {
751            unexpectedException();
704          } finally {
705              joinPool(e);
706          }
# Line 757 | Line 709 | public class ScheduledExecutorTest exten
709      /**
710       * invokeAll(null) throws NPE
711       */
712 <    public void testInvokeAll1() {
712 >    public void testInvokeAll1() throws Exception {
713          ExecutorService e = new ScheduledThreadPoolExecutor(2);
714          try {
715              e.invokeAll(null);
716 +            shouldThrow();
717          } catch (NullPointerException success) {
765        } catch(Exception ex) {
766            unexpectedException();
718          } finally {
719              joinPool(e);
720          }
# Line 772 | Line 723 | public class ScheduledExecutorTest exten
723      /**
724       * invokeAll(empty collection) returns empty collection
725       */
726 <    public void testInvokeAll2() {
726 >    public void testInvokeAll2() throws Exception {
727          ExecutorService e = new ScheduledThreadPoolExecutor(2);
728          try {
729              List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
730              assertTrue(r.isEmpty());
780        } catch(Exception ex) {
781            unexpectedException();
731          } finally {
732              joinPool(e);
733          }
# Line 787 | Line 736 | public class ScheduledExecutorTest exten
736      /**
737       * invokeAll(c) throws NPE if c has null elements
738       */
739 <    public void testInvokeAll3() {
739 >    public void testInvokeAll3() throws Exception {
740          ExecutorService e = new ScheduledThreadPoolExecutor(2);
741 +        List<Callable<String>> l = new ArrayList<Callable<String>>();
742 +        l.add(new StringTask());
743 +        l.add(null);
744          try {
793            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
794            l.add(new StringTask());
795            l.add(null);
745              e.invokeAll(l);
746 +            shouldThrow();
747          } catch (NullPointerException success) {
798        } catch(Exception ex) {
799            unexpectedException();
748          } finally {
749              joinPool(e);
750          }
# Line 805 | Line 753 | public class ScheduledExecutorTest exten
753      /**
754       * get of invokeAll(c) throws exception on failed task
755       */
756 <    public void testInvokeAll4() {
756 >    public void testInvokeAll4() throws Exception {
757          ExecutorService e = new ScheduledThreadPoolExecutor(2);
758 +        List<Callable<String>> l = new ArrayList<Callable<String>>();
759 +        l.add(new NPETask());
760 +        List<Future<String>> futures = e.invokeAll(l);
761 +        assertEquals(1, futures.size());
762          try {
763 <            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
764 <            l.add(new NPETask());
765 <            List<Future<String>> result = e.invokeAll(l);
766 <            assertEquals(1, result.size());
815 <            for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
816 <                it.next().get();
817 <        } catch(ExecutionException success) {
818 <        } catch(Exception ex) {
819 <            unexpectedException();
763 >            futures.get(0).get();
764 >            shouldThrow();
765 >        } catch (ExecutionException success) {
766 >            assertTrue(success.getCause() instanceof NullPointerException);
767          } finally {
768              joinPool(e);
769          }
# Line 825 | Line 772 | public class ScheduledExecutorTest exten
772      /**
773       * invokeAll(c) returns results of all completed tasks
774       */
775 <    public void testInvokeAll5() {
775 >    public void testInvokeAll5() throws Exception {
776 >        ExecutorService e = new ScheduledThreadPoolExecutor(2);
777 >        try {
778 >            List<Callable<String>> l = new ArrayList<Callable<String>>();
779 >            l.add(new StringTask());
780 >            l.add(new StringTask());
781 >            List<Future<String>> futures = e.invokeAll(l);
782 >            assertEquals(2, futures.size());
783 >            for (Future<String> future : futures)
784 >                assertSame(TEST_STRING, future.get());
785 >        } finally {
786 >            joinPool(e);
787 >        }
788 >    }
789 >
790 >    /**
791 >     * timed invokeAny(null) throws NPE
792 >     */
793 >    public void testTimedInvokeAny1() throws Exception {
794 >        ExecutorService e = new ScheduledThreadPoolExecutor(2);
795 >        try {
796 >            e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
797 >            shouldThrow();
798 >        } catch (NullPointerException success) {
799 >        } finally {
800 >            joinPool(e);
801 >        }
802 >    }
803 >
804 >    /**
805 >     * timed invokeAny(,,null) throws NPE
806 >     */
807 >    public void testTimedInvokeAnyNullTimeUnit() throws Exception {
808 >        ExecutorService e = new ScheduledThreadPoolExecutor(2);
809 >        List<Callable<String>> l = new ArrayList<Callable<String>>();
810 >        l.add(new StringTask());
811 >        try {
812 >            e.invokeAny(l, MEDIUM_DELAY_MS, null);
813 >            shouldThrow();
814 >        } catch (NullPointerException success) {
815 >        } finally {
816 >            joinPool(e);
817 >        }
818 >    }
819 >
820 >    /**
821 >     * timed invokeAny(empty collection) throws IAE
822 >     */
823 >    public void testTimedInvokeAny2() throws Exception {
824 >        ExecutorService e = new ScheduledThreadPoolExecutor(2);
825 >        try {
826 >            e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
827 >            shouldThrow();
828 >        } catch (IllegalArgumentException success) {
829 >        } finally {
830 >            joinPool(e);
831 >        }
832 >    }
833 >
834 >    /**
835 >     * timed invokeAny(c) throws NPE if c has null elements
836 >     */
837 >    public void testTimedInvokeAny3() throws Exception {
838 >        CountDownLatch latch = new CountDownLatch(1);
839 >        ExecutorService e = new ScheduledThreadPoolExecutor(2);
840 >        List<Callable<String>> l = new ArrayList<Callable<String>>();
841 >        l.add(latchAwaitingStringTask(latch));
842 >        l.add(null);
843 >        try {
844 >            e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
845 >            shouldThrow();
846 >        } catch (NullPointerException success) {
847 >        } finally {
848 >            latch.countDown();
849 >            joinPool(e);
850 >        }
851 >    }
852 >
853 >    /**
854 >     * timed invokeAny(c) throws ExecutionException if no task completes
855 >     */
856 >    public void testTimedInvokeAny4() throws Exception {
857          ExecutorService e = new ScheduledThreadPoolExecutor(2);
858 +        List<Callable<String>> l = new ArrayList<Callable<String>>();
859 +        l.add(new NPETask());
860          try {
861 <            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
861 >            e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
862 >            shouldThrow();
863 >        } catch (ExecutionException success) {
864 >            assertTrue(success.getCause() instanceof NullPointerException);
865 >        } finally {
866 >            joinPool(e);
867 >        }
868 >    }
869 >
870 >    /**
871 >     * timed invokeAny(c) returns result of some task
872 >     */
873 >    public void testTimedInvokeAny5() throws Exception {
874 >        ExecutorService e = new ScheduledThreadPoolExecutor(2);
875 >        try {
876 >            List<Callable<String>> l = new ArrayList<Callable<String>>();
877              l.add(new StringTask());
878              l.add(new StringTask());
879 <            List<Future<String>> result = e.invokeAll(l);
880 <            assertEquals(2, result.size());
881 <            for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
882 <                assertSame(TEST_STRING, it.next().get());
879 >            String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
880 >            assertSame(TEST_STRING, result);
881 >        } finally {
882 >            joinPool(e);
883 >        }
884 >    }
885 >
886 >    /**
887 >     * timed invokeAll(null) throws NPE
888 >     */
889 >    public void testTimedInvokeAll1() throws Exception {
890 >        ExecutorService e = new ScheduledThreadPoolExecutor(2);
891 >        try {
892 >            e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
893 >            shouldThrow();
894 >        } catch (NullPointerException success) {
895 >        } finally {
896 >            joinPool(e);
897 >        }
898 >    }
899 >
900 >    /**
901 >     * timed invokeAll(,,null) throws NPE
902 >     */
903 >    public void testTimedInvokeAllNullTimeUnit() throws Exception {
904 >        ExecutorService e = new ScheduledThreadPoolExecutor(2);
905 >        List<Callable<String>> l = new ArrayList<Callable<String>>();
906 >        l.add(new StringTask());
907 >        try {
908 >            e.invokeAll(l, MEDIUM_DELAY_MS, null);
909 >            shouldThrow();
910 >        } catch (NullPointerException success) {
911 >        } finally {
912 >            joinPool(e);
913 >        }
914 >    }
915 >
916 >    /**
917 >     * timed invokeAll(empty collection) returns empty collection
918 >     */
919 >    public void testTimedInvokeAll2() throws Exception {
920 >        ExecutorService e = new ScheduledThreadPoolExecutor(2);
921 >        try {
922 >            List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
923 >            assertTrue(r.isEmpty());
924 >        } finally {
925 >            joinPool(e);
926 >        }
927 >    }
928 >
929 >    /**
930 >     * timed invokeAll(c) throws NPE if c has null elements
931 >     */
932 >    public void testTimedInvokeAll3() throws Exception {
933 >        ExecutorService e = new ScheduledThreadPoolExecutor(2);
934 >        List<Callable<String>> l = new ArrayList<Callable<String>>();
935 >        l.add(new StringTask());
936 >        l.add(null);
937 >        try {
938 >            e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
939 >            shouldThrow();
940 >        } catch (NullPointerException success) {
941 >        } finally {
942 >            joinPool(e);
943 >        }
944 >    }
945 >
946 >    /**
947 >     * get of element of invokeAll(c) throws exception on failed task
948 >     */
949 >    public void testTimedInvokeAll4() throws Exception {
950 >        ExecutorService e = new ScheduledThreadPoolExecutor(2);
951 >        List<Callable<String>> l = new ArrayList<Callable<String>>();
952 >        l.add(new NPETask());
953 >        List<Future<String>> futures =
954 >            e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
955 >        assertEquals(1, futures.size());
956 >        try {
957 >            futures.get(0).get();
958 >            shouldThrow();
959          } catch (ExecutionException success) {
960 <        } catch(Exception ex) {
961 <            unexpectedException();
960 >            assertTrue(success.getCause() instanceof NullPointerException);
961 >        } finally {
962 >            joinPool(e);
963 >        }
964 >    }
965 >
966 >    /**
967 >     * timed invokeAll(c) returns results of all completed tasks
968 >     */
969 >    public void testTimedInvokeAll5() throws Exception {
970 >        ExecutorService e = new ScheduledThreadPoolExecutor(2);
971 >        try {
972 >            List<Callable<String>> l = new ArrayList<Callable<String>>();
973 >            l.add(new StringTask());
974 >            l.add(new StringTask());
975 >            List<Future<String>> futures =
976 >                e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
977 >            assertEquals(2, futures.size());
978 >            for (Future<String> future : futures)
979 >                assertSame(TEST_STRING, future.get());
980 >        } finally {
981 >            joinPool(e);
982 >        }
983 >    }
984 >
985 >    /**
986 >     * timed invokeAll(c) cancels tasks not completed by timeout
987 >     */
988 >    public void testTimedInvokeAll6() throws Exception {
989 >        ExecutorService e = new ScheduledThreadPoolExecutor(2);
990 >        try {
991 >            List<Callable<String>> l = new ArrayList<Callable<String>>();
992 >            l.add(new StringTask());
993 >            l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
994 >            l.add(new StringTask());
995 >            List<Future<String>> futures =
996 >                e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
997 >            assertEquals(3, futures.size());
998 >            Iterator<Future<String>> it = futures.iterator();
999 >            Future<String> f1 = it.next();
1000 >            Future<String> f2 = it.next();
1001 >            Future<String> f3 = it.next();
1002 >            assertTrue(f1.isDone());
1003 >            assertTrue(f2.isDone());
1004 >            assertTrue(f3.isDone());
1005 >            assertFalse(f1.isCancelled());
1006 >            assertTrue(f2.isCancelled());
1007          } finally {
1008              joinPool(e);
1009          }

Diff Legend

Removed lines
+ Added lines
< Changed lines
> Changed lines