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 |
|
|
20 |
– |
static class MyRunnable implements Runnable { |
21 |
– |
volatile boolean done = false; |
22 |
– |
public void run() { |
23 |
– |
try { |
24 |
– |
Thread.sleep(SMALL_DELAY_MS); |
25 |
– |
done = true; |
26 |
– |
} catch(Exception e){ |
27 |
– |
} |
28 |
– |
} |
29 |
– |
} |
30 |
– |
|
31 |
– |
static class MyCallable implements Callable { |
32 |
– |
volatile boolean done = false; |
33 |
– |
public Object call() { |
34 |
– |
try { |
35 |
– |
Thread.sleep(SMALL_DELAY_MS); |
36 |
– |
done = true; |
37 |
– |
} catch(Exception e){ |
38 |
– |
} |
39 |
– |
return Boolean.TRUE; |
40 |
– |
} |
41 |
– |
} |
23 |
|
|
24 |
|
/** |
25 |
|
* execute successfully executes a runnable |
26 |
|
*/ |
27 |
< |
public void testExecute() { |
28 |
< |
try { |
29 |
< |
MyRunnable runnable =new MyRunnable(); |
30 |
< |
ScheduledExecutor p1 = new ScheduledExecutor(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){ |
57 |
< |
unexpectedException(); |
58 |
< |
} |
59 |
< |
assertTrue(runnable.done); |
60 |
< |
p1.shutdown(); |
61 |
< |
joinPool(p1); |
62 |
< |
} |
63 |
< |
catch(Exception e){ |
64 |
< |
unexpectedException(); |
65 |
< |
} |
66 |
< |
|
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 |
< |
MyCallable callable = new MyCallable(); |
47 |
< |
ScheduledExecutor p1 = new ScheduledExecutor(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(); |
83 |
< |
joinPool(p1); |
84 |
< |
} catch(RejectedExecutionException e){} |
85 |
< |
catch(Exception e){ |
86 |
< |
unexpectedException(); |
87 |
< |
} |
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 |
< |
MyRunnable runnable = new MyRunnable(); |
62 |
< |
ScheduledExecutor p1 = new ScheduledExecutor(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(); |
103 |
< |
joinPool(p1); |
104 |
< |
} catch(Exception e){ |
105 |
< |
unexpectedException(); |
106 |
< |
} |
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 |
< |
MyRunnable runnable = new MyRunnable(); |
77 |
< |
ScheduledExecutor p1 = new ScheduledExecutor(1); |
78 |
< |
ScheduledCancellable 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 |
< |
MyRunnable runnable = new MyRunnable(); |
96 |
< |
ScheduledExecutor p1 = new ScheduledExecutor(1); |
97 |
< |
ScheduledCancellable 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); |
140 |
< |
p1.shutdown(); |
141 |
< |
joinPool(p1); |
142 |
< |
} catch(Exception e){ |
143 |
< |
unexpectedException(); |
144 |
< |
} |
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 |
< |
|
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 |
> |
|
138 |
> |
|
139 |
|
/** |
140 |
|
* execute (null) throws NPE |
141 |
|
*/ |
142 |
< |
public void testExecuteNull() { |
143 |
< |
ScheduledExecutor se = null; |
142 |
> |
public void testExecuteNull() throws InterruptedException { |
143 |
> |
ScheduledThreadPoolExecutor se = null; |
144 |
|
try { |
145 |
< |
se = new ScheduledExecutor(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(); |
159 |
< |
} |
160 |
< |
|
161 |
< |
joinPool(se); |
148 |
> |
} catch (NullPointerException success) {} |
149 |
> |
|
150 |
> |
joinPool(se); |
151 |
|
} |
152 |
|
|
153 |
|
/** |
154 |
|
* schedule (null) throws NPE |
155 |
|
*/ |
156 |
< |
public void testScheduleNull() { |
157 |
< |
ScheduledExecutor se = new ScheduledExecutor(1); |
158 |
< |
try { |
159 |
< |
MyCallable callable = null; |
160 |
< |
Future f = se.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
161 |
< |
shouldThrow(); |
162 |
< |
} catch(NullPointerException success){} |
163 |
< |
catch(Exception e){ |
175 |
< |
unexpectedException(); |
176 |
< |
} |
177 |
< |
joinPool(se); |
156 |
> |
public void testScheduleNull() throws InterruptedException { |
157 |
> |
ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1); |
158 |
> |
try { |
159 |
> |
TrackedCallable callable = null; |
160 |
> |
Future f = se.schedule(callable, SHORT_DELAY_MS, MILLISECONDS); |
161 |
> |
shouldThrow(); |
162 |
> |
} catch (NullPointerException success) {} |
163 |
> |
joinPool(se); |
164 |
|
} |
165 |
< |
|
165 |
> |
|
166 |
|
/** |
167 |
|
* execute throws RejectedExecutionException if shutdown |
168 |
|
*/ |
169 |
< |
public void testSchedule1_RejectedExecutionException() { |
170 |
< |
ScheduledExecutor se = new ScheduledExecutor(1); |
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 |
|
} |
179 |
+ |
|
180 |
|
joinPool(se); |
181 |
|
|
182 |
|
} |
184 |
|
/** |
185 |
|
* schedule throws RejectedExecutionException if shutdown |
186 |
|
*/ |
187 |
< |
public void testSchedule2_RejectedExecutionException() { |
188 |
< |
ScheduledExecutor se = new ScheduledExecutor(1); |
187 |
> |
public void testSchedule2_RejectedExecutionException() throws InterruptedException { |
188 |
> |
ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1); |
189 |
|
try { |
190 |
|
se.shutdown(); |
191 |
|
se.schedule(new NoOpCallable(), |
192 |
< |
MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
192 |
> |
MEDIUM_DELAY_MS, MILLISECONDS); |
193 |
|
shouldThrow(); |
194 |
< |
} catch(RejectedExecutionException success){ |
194 |
> |
} catch (RejectedExecutionException success) { |
195 |
> |
} catch (SecurityException ok) { |
196 |
|
} |
197 |
|
joinPool(se); |
198 |
|
} |
200 |
|
/** |
201 |
|
* schedule callable throws RejectedExecutionException if shutdown |
202 |
|
*/ |
203 |
< |
public void testSchedule3_RejectedExecutionException() { |
204 |
< |
ScheduledExecutor se = new ScheduledExecutor(1); |
203 |
> |
public void testSchedule3_RejectedExecutionException() throws InterruptedException { |
204 |
> |
ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1); |
205 |
|
try { |
206 |
|
se.shutdown(); |
207 |
|
se.schedule(new NoOpCallable(), |
208 |
< |
MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
208 |
> |
MEDIUM_DELAY_MS, MILLISECONDS); |
209 |
|
shouldThrow(); |
210 |
< |
} catch(RejectedExecutionException success){ |
211 |
< |
} |
210 |
> |
} catch (RejectedExecutionException success) { |
211 |
> |
} catch (SecurityException ok) { |
212 |
> |
} |
213 |
|
joinPool(se); |
214 |
|
} |
215 |
|
|
216 |
|
/** |
217 |
|
* scheduleAtFixedRate throws RejectedExecutionException if shutdown |
218 |
|
*/ |
219 |
< |
public void testScheduleAtFixedRate1_RejectedExecutionException() { |
220 |
< |
ScheduledExecutor se = new ScheduledExecutor(1); |
219 |
> |
public void testScheduleAtFixedRate1_RejectedExecutionException() throws InterruptedException { |
220 |
> |
ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1); |
221 |
|
try { |
222 |
|
se.shutdown(); |
223 |
|
se.scheduleAtFixedRate(new NoOpRunnable(), |
224 |
< |
MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
224 |
> |
MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS); |
225 |
|
shouldThrow(); |
226 |
< |
} catch(RejectedExecutionException success){ |
227 |
< |
} |
226 |
> |
} catch (RejectedExecutionException success) { |
227 |
> |
} catch (SecurityException ok) { |
228 |
> |
} |
229 |
|
joinPool(se); |
230 |
|
} |
231 |
< |
|
231 |
> |
|
232 |
|
/** |
233 |
|
* scheduleWithFixedDelay throws RejectedExecutionException if shutdown |
234 |
|
*/ |
235 |
< |
public void testScheduleWithFixedDelay1_RejectedExecutionException() { |
236 |
< |
ScheduledExecutor se = new ScheduledExecutor(1); |
235 |
> |
public void testScheduleWithFixedDelay1_RejectedExecutionException() throws InterruptedException { |
236 |
> |
ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1); |
237 |
|
try { |
238 |
|
se.shutdown(); |
239 |
|
se.scheduleWithFixedDelay(new NoOpRunnable(), |
240 |
< |
MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
240 |
> |
MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS); |
241 |
|
shouldThrow(); |
242 |
< |
} catch(RejectedExecutionException success){ |
243 |
< |
} |
242 |
> |
} catch (RejectedExecutionException success) { |
243 |
> |
} catch (SecurityException ok) { |
244 |
> |
} |
245 |
|
joinPool(se); |
246 |
|
} |
247 |
|
|
249 |
|
* getActiveCount increases but doesn't overestimate, when a |
250 |
|
* thread becomes active |
251 |
|
*/ |
252 |
< |
public void testGetActiveCount() { |
253 |
< |
ScheduledExecutor p2 = new ScheduledExecutor(2); |
252 |
> |
public void testGetActiveCount() throws InterruptedException { |
253 |
> |
ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2); |
254 |
|
assertEquals(0, p2.getActiveCount()); |
255 |
|
p2.execute(new SmallRunnable()); |
256 |
< |
try { |
265 |
< |
Thread.sleep(SHORT_DELAY_MS); |
266 |
< |
} catch(Exception e){ |
267 |
< |
unexpectedException(); |
268 |
< |
} |
256 |
> |
Thread.sleep(SHORT_DELAY_MS); |
257 |
|
assertEquals(1, p2.getActiveCount()); |
258 |
|
joinPool(p2); |
259 |
|
} |
260 |
< |
|
260 |
> |
|
261 |
|
/** |
262 |
|
* getCompletedTaskCount increases, but doesn't overestimate, |
263 |
|
* when tasks complete |
264 |
|
*/ |
265 |
< |
public void testGetCompletedTaskCount() { |
266 |
< |
ScheduledExecutor p2 = new ScheduledExecutor(2); |
265 |
> |
public void testGetCompletedTaskCount() throws InterruptedException { |
266 |
> |
ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2); |
267 |
|
assertEquals(0, p2.getCompletedTaskCount()); |
268 |
|
p2.execute(new SmallRunnable()); |
269 |
< |
try { |
282 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
283 |
< |
} catch(Exception e){ |
284 |
< |
unexpectedException(); |
285 |
< |
} |
269 |
> |
Thread.sleep(MEDIUM_DELAY_MS); |
270 |
|
assertEquals(1, p2.getCompletedTaskCount()); |
271 |
|
joinPool(p2); |
272 |
|
} |
273 |
< |
|
273 |
> |
|
274 |
|
/** |
275 |
< |
* getCorePoolSize returns size given in constructor if not otherwise set |
275 |
> |
* getCorePoolSize returns size given in constructor if not otherwise set |
276 |
|
*/ |
277 |
< |
public void testGetCorePoolSize() { |
278 |
< |
ScheduledExecutor p1 = new ScheduledExecutor(1); |
277 |
> |
public void testGetCorePoolSize() throws InterruptedException { |
278 |
> |
ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1); |
279 |
|
assertEquals(1, p1.getCorePoolSize()); |
280 |
|
joinPool(p1); |
281 |
|
} |
282 |
< |
|
282 |
> |
|
283 |
|
/** |
284 |
|
* getLargestPoolSize increases, but doesn't overestimate, when |
285 |
|
* multiple threads active |
286 |
|
*/ |
287 |
< |
public void testGetLargestPoolSize() { |
288 |
< |
ScheduledExecutor p2 = new ScheduledExecutor(2); |
287 |
> |
public void testGetLargestPoolSize() throws InterruptedException { |
288 |
> |
ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2); |
289 |
|
assertEquals(0, p2.getLargestPoolSize()); |
290 |
|
p2.execute(new SmallRunnable()); |
291 |
|
p2.execute(new SmallRunnable()); |
292 |
< |
try { |
309 |
< |
Thread.sleep(SHORT_DELAY_MS); |
310 |
< |
} catch(Exception e){ |
311 |
< |
unexpectedException(); |
312 |
< |
} |
292 |
> |
Thread.sleep(SHORT_DELAY_MS); |
293 |
|
assertEquals(2, p2.getLargestPoolSize()); |
294 |
|
joinPool(p2); |
295 |
|
} |
296 |
< |
|
296 |
> |
|
297 |
|
/** |
298 |
|
* getPoolSize increases, but doesn't overestimate, when threads |
299 |
|
* become active |
300 |
|
*/ |
301 |
< |
public void testGetPoolSize() { |
302 |
< |
ScheduledExecutor p1 = new ScheduledExecutor(1); |
301 |
> |
public void testGetPoolSize() throws InterruptedException { |
302 |
> |
ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1); |
303 |
|
assertEquals(0, p1.getPoolSize()); |
304 |
|
p1.execute(new SmallRunnable()); |
305 |
|
assertEquals(1, p1.getPoolSize()); |
306 |
|
joinPool(p1); |
307 |
|
} |
308 |
< |
|
308 |
> |
|
309 |
|
/** |
310 |
|
* getTaskCount increases, but doesn't overestimate, when tasks |
311 |
|
* submitted |
312 |
|
*/ |
313 |
< |
public void testGetTaskCount() { |
314 |
< |
ScheduledExecutor p1 = new ScheduledExecutor(1); |
313 |
> |
public void testGetTaskCount() throws InterruptedException { |
314 |
> |
ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1); |
315 |
|
assertEquals(0, p1.getTaskCount()); |
316 |
< |
for(int i = 0; i < 5; i++) |
316 |
> |
for (int i = 0; i < 5; i++) |
317 |
|
p1.execute(new SmallRunnable()); |
318 |
< |
try { |
339 |
< |
Thread.sleep(SHORT_DELAY_MS); |
340 |
< |
} catch(Exception e){ |
341 |
< |
unexpectedException(); |
342 |
< |
} |
318 |
> |
Thread.sleep(SHORT_DELAY_MS); |
319 |
|
assertEquals(5, p1.getTaskCount()); |
320 |
|
joinPool(p1); |
321 |
|
} |
322 |
< |
|
322 |
> |
|
323 |
> |
/** |
324 |
> |
* getThreadFactory returns factory in constructor if not set |
325 |
> |
*/ |
326 |
> |
public void testGetThreadFactory() throws InterruptedException { |
327 |
> |
ThreadFactory tf = new SimpleThreadFactory(); |
328 |
> |
ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf); |
329 |
> |
assertSame(tf, p.getThreadFactory()); |
330 |
> |
joinPool(p); |
331 |
> |
} |
332 |
> |
|
333 |
> |
/** |
334 |
> |
* setThreadFactory sets the thread factory returned by getThreadFactory |
335 |
> |
*/ |
336 |
> |
public void testSetThreadFactory() throws InterruptedException { |
337 |
> |
ThreadFactory tf = new SimpleThreadFactory(); |
338 |
> |
ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
339 |
> |
p.setThreadFactory(tf); |
340 |
> |
assertSame(tf, p.getThreadFactory()); |
341 |
> |
joinPool(p); |
342 |
> |
} |
343 |
> |
|
344 |
> |
/** |
345 |
> |
* setThreadFactory(null) throws NPE |
346 |
> |
*/ |
347 |
> |
public void testSetThreadFactoryNull() throws InterruptedException { |
348 |
> |
ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
349 |
> |
try { |
350 |
> |
p.setThreadFactory(null); |
351 |
> |
shouldThrow(); |
352 |
> |
} catch (NullPointerException success) { |
353 |
> |
} finally { |
354 |
> |
joinPool(p); |
355 |
> |
} |
356 |
> |
} |
357 |
> |
|
358 |
|
/** |
359 |
|
* is isShutDown is false before shutdown, true after |
360 |
|
*/ |
361 |
|
public void testIsShutdown() { |
362 |
< |
|
363 |
< |
ScheduledExecutor p1 = new ScheduledExecutor(1); |
362 |
> |
|
363 |
> |
ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1); |
364 |
|
try { |
365 |
|
assertFalse(p1.isShutdown()); |
366 |
|
} |
367 |
|
finally { |
368 |
< |
p1.shutdown(); |
368 |
> |
try { p1.shutdown(); } catch (SecurityException ok) { return; } |
369 |
|
} |
370 |
< |
assertTrue(p1.isShutdown()); |
370 |
> |
assertTrue(p1.isShutdown()); |
371 |
|
} |
372 |
|
|
373 |
< |
|
373 |
> |
|
374 |
|
/** |
375 |
|
* isTerminated is false before termination, true after |
376 |
|
*/ |
377 |
< |
public void testIsTerminated() { |
378 |
< |
ScheduledExecutor p1 = new ScheduledExecutor(1); |
377 |
> |
public void testIsTerminated() throws InterruptedException { |
378 |
> |
ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1); |
379 |
|
try { |
380 |
|
p1.execute(new SmallRunnable()); |
381 |
|
} finally { |
382 |
< |
p1.shutdown(); |
382 |
> |
try { p1.shutdown(); } catch (SecurityException ok) { return; } |
383 |
|
} |
384 |
< |
try { |
385 |
< |
assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS)); |
375 |
< |
assertTrue(p1.isTerminated()); |
376 |
< |
} catch(Exception e){ |
377 |
< |
unexpectedException(); |
378 |
< |
} |
384 |
> |
assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
385 |
> |
assertTrue(p1.isTerminated()); |
386 |
|
} |
387 |
|
|
388 |
|
/** |
389 |
|
* isTerminating is not true when running or when terminated |
390 |
|
*/ |
391 |
< |
public void testIsTerminating() { |
392 |
< |
ScheduledExecutor p1 = new ScheduledExecutor(1); |
391 |
> |
public void testIsTerminating() throws InterruptedException { |
392 |
> |
ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1); |
393 |
|
assertFalse(p1.isTerminating()); |
394 |
|
try { |
395 |
|
p1.execute(new SmallRunnable()); |
396 |
|
assertFalse(p1.isTerminating()); |
397 |
|
} finally { |
398 |
< |
p1.shutdown(); |
398 |
> |
try { p1.shutdown(); } catch (SecurityException ok) { return; } |
399 |
> |
} |
400 |
> |
|
401 |
> |
assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
402 |
> |
assertTrue(p1.isTerminated()); |
403 |
> |
assertFalse(p1.isTerminating()); |
404 |
> |
} |
405 |
> |
|
406 |
> |
/** |
407 |
> |
* getQueue returns the work queue, which contains queued tasks |
408 |
> |
*/ |
409 |
> |
public void testGetQueue() throws InterruptedException { |
410 |
> |
ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1); |
411 |
> |
ScheduledFuture[] tasks = new ScheduledFuture[5]; |
412 |
> |
for (int i = 0; i < 5; i++) { |
413 |
> |
tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, MILLISECONDS); |
414 |
|
} |
415 |
|
try { |
416 |
< |
assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS)); |
417 |
< |
assertTrue(p1.isTerminated()); |
418 |
< |
assertFalse(p1.isTerminating()); |
419 |
< |
} catch(Exception e){ |
420 |
< |
unexpectedException(); |
421 |
< |
} |
416 |
> |
Thread.sleep(SHORT_DELAY_MS); |
417 |
> |
BlockingQueue<Runnable> q = p1.getQueue(); |
418 |
> |
assertTrue(q.contains(tasks[4])); |
419 |
> |
assertFalse(q.contains(tasks[0])); |
420 |
> |
} finally { |
421 |
> |
joinPool(p1); |
422 |
> |
} |
423 |
|
} |
424 |
|
|
425 |
|
/** |
426 |
< |
* purge removes cancelled tasks from the queue |
427 |
< |
*/ |
428 |
< |
public void testPurge() { |
429 |
< |
ScheduledExecutor p1 = new ScheduledExecutor(1); |
430 |
< |
ScheduledCancellable[] tasks = new ScheduledCancellable[5]; |
431 |
< |
for(int i = 0; i < 5; i++){ |
432 |
< |
tasks[i] = p1.schedule(new SmallRunnable(), 1, TimeUnit.MILLISECONDS); |
433 |
< |
} |
434 |
< |
int max = 5; |
435 |
< |
if (tasks[4].cancel(true)) --max; |
436 |
< |
if (tasks[3].cancel(true)) --max; |
437 |
< |
p1.purge(); |
438 |
< |
long count = p1.getTaskCount(); |
439 |
< |
assertTrue(count > 0 && count <= max); |
440 |
< |
joinPool(p1); |
426 |
> |
* remove(task) removes queued task, and fails to remove active task |
427 |
> |
*/ |
428 |
> |
public void testRemove() throws InterruptedException { |
429 |
> |
ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1); |
430 |
> |
ScheduledFuture[] tasks = new ScheduledFuture[5]; |
431 |
> |
for (int i = 0; i < 5; i++) { |
432 |
> |
tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, MILLISECONDS); |
433 |
> |
} |
434 |
> |
try { |
435 |
> |
Thread.sleep(SHORT_DELAY_MS); |
436 |
> |
BlockingQueue<Runnable> q = p1.getQueue(); |
437 |
> |
assertFalse(p1.remove((Runnable)tasks[0])); |
438 |
> |
assertTrue(q.contains((Runnable)tasks[4])); |
439 |
> |
assertTrue(q.contains((Runnable)tasks[3])); |
440 |
> |
assertTrue(p1.remove((Runnable)tasks[4])); |
441 |
> |
assertFalse(p1.remove((Runnable)tasks[4])); |
442 |
> |
assertFalse(q.contains((Runnable)tasks[4])); |
443 |
> |
assertTrue(q.contains((Runnable)tasks[3])); |
444 |
> |
assertTrue(p1.remove((Runnable)tasks[3])); |
445 |
> |
assertFalse(q.contains((Runnable)tasks[3])); |
446 |
> |
} finally { |
447 |
> |
joinPool(p1); |
448 |
> |
} |
449 |
> |
} |
450 |
> |
|
451 |
> |
/** |
452 |
> |
* purge removes cancelled tasks from the queue |
453 |
> |
*/ |
454 |
> |
public void testPurge() throws InterruptedException { |
455 |
> |
ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1); |
456 |
> |
ScheduledFuture[] tasks = new ScheduledFuture[5]; |
457 |
> |
for (int i = 0; i < 5; i++) { |
458 |
> |
tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS); |
459 |
> |
} |
460 |
> |
try { |
461 |
> |
int max = 5; |
462 |
> |
if (tasks[4].cancel(true)) --max; |
463 |
> |
if (tasks[3].cancel(true)) --max; |
464 |
> |
// There must eventually be an interference-free point at |
465 |
> |
// which purge will not fail. (At worst, when queue is empty.) |
466 |
> |
int k; |
467 |
> |
for (k = 0; k < SMALL_DELAY_MS; ++k) { |
468 |
> |
p1.purge(); |
469 |
> |
long count = p1.getTaskCount(); |
470 |
> |
if (count >= 0 && count <= max) |
471 |
> |
break; |
472 |
> |
Thread.sleep(1); |
473 |
> |
} |
474 |
> |
assertTrue(k < SMALL_DELAY_MS); |
475 |
> |
} finally { |
476 |
> |
joinPool(p1); |
477 |
> |
} |
478 |
|
} |
479 |
|
|
480 |
|
/** |
481 |
|
* shutDownNow returns a list containing tasks that were not run |
482 |
|
*/ |
483 |
< |
public void testShutDownNow() { |
484 |
< |
ScheduledExecutor p1 = new ScheduledExecutor(1); |
485 |
< |
for(int i = 0; i < 5; i++) |
486 |
< |
p1.schedule(new SmallRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
487 |
< |
List l = p1.shutdownNow(); |
488 |
< |
assertTrue(p1.isShutdown()); |
489 |
< |
assertTrue(l.size() > 0 && l.size() <= 5); |
483 |
> |
public void testShutDownNow() throws InterruptedException { |
484 |
> |
ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1); |
485 |
> |
for (int i = 0; i < 5; i++) |
486 |
> |
p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS); |
487 |
> |
List l; |
488 |
> |
try { |
489 |
> |
l = p1.shutdownNow(); |
490 |
> |
} catch (SecurityException ok) { |
491 |
> |
return; |
492 |
> |
} |
493 |
> |
assertTrue(p1.isShutdown()); |
494 |
> |
assertTrue(l.size() > 0 && l.size() <= 5); |
495 |
|
joinPool(p1); |
496 |
|
} |
497 |
|
|
499 |
|
* In default setting, shutdown cancels periodic but not delayed |
500 |
|
* tasks at shutdown |
501 |
|
*/ |
502 |
< |
public void testShutDown1() { |
503 |
< |
try { |
504 |
< |
ScheduledExecutor p1 = new ScheduledExecutor(1); |
505 |
< |
assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy()); |
506 |
< |
assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy()); |
507 |
< |
|
508 |
< |
ScheduledCancellable[] tasks = new ScheduledCancellable[5]; |
509 |
< |
for(int i = 0; i < 5; i++) |
510 |
< |
tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
511 |
< |
p1.shutdown(); |
512 |
< |
BlockingQueue q = p1.getQueue(); |
513 |
< |
for (Iterator it = q.iterator(); it.hasNext();) { |
514 |
< |
ScheduledCancellable t = (ScheduledCancellable)it.next(); |
515 |
< |
assertFalse(t.isCancelled()); |
516 |
< |
} |
517 |
< |
assertTrue(p1.isShutdown()); |
518 |
< |
Thread.sleep(SMALL_DELAY_MS); |
519 |
< |
for (int i = 0; i < 5; ++i) { |
520 |
< |
assertTrue(tasks[i].isDone()); |
456 |
< |
assertFalse(tasks[i].isCancelled()); |
457 |
< |
} |
458 |
< |
|
459 |
< |
} |
460 |
< |
catch(Exception ex) { |
461 |
< |
unexpectedException(); |
502 |
> |
public void testShutDown1() throws InterruptedException { |
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, MILLISECONDS); |
510 |
> |
try { p1.shutdown(); } catch (SecurityException ok) { return; } |
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()); |
520 |
> |
assertFalse(tasks[i].isCancelled()); |
521 |
|
} |
522 |
|
} |
523 |
|
|
526 |
|
* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false, |
527 |
|
* delayed tasks are cancelled at shutdown |
528 |
|
*/ |
529 |
< |
public void testShutDown2() { |
530 |
< |
try { |
531 |
< |
ScheduledExecutor p1 = new ScheduledExecutor(1); |
532 |
< |
p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false); |
533 |
< |
ScheduledCancellable[] tasks = new ScheduledCancellable[5]; |
534 |
< |
for(int i = 0; i < 5; i++) |
535 |
< |
tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
536 |
< |
p1.shutdown(); |
537 |
< |
assertTrue(p1.isShutdown()); |
538 |
< |
BlockingQueue q = p1.getQueue(); |
539 |
< |
assertTrue(q.isEmpty()); |
540 |
< |
Thread.sleep(SMALL_DELAY_MS); |
482 |
< |
assertTrue(p1.isTerminated()); |
483 |
< |
} |
484 |
< |
catch(Exception ex) { |
485 |
< |
unexpectedException(); |
486 |
< |
} |
529 |
> |
public void testShutDown2() throws InterruptedException { |
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, MILLISECONDS); |
535 |
> |
try { p1.shutdown(); } catch (SecurityException ok) { return; } |
536 |
> |
assertTrue(p1.isShutdown()); |
537 |
> |
BlockingQueue q = p1.getQueue(); |
538 |
> |
assertTrue(q.isEmpty()); |
539 |
> |
Thread.sleep(SMALL_DELAY_MS); |
540 |
> |
assertTrue(p1.isTerminated()); |
541 |
|
} |
542 |
|
|
543 |
|
|
545 |
|
* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false, |
546 |
|
* periodic tasks are not cancelled at shutdown |
547 |
|
*/ |
548 |
< |
public void testShutDown3() { |
549 |
< |
try { |
550 |
< |
ScheduledExecutor p1 = new ScheduledExecutor(1); |
551 |
< |
p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false); |
552 |
< |
ScheduledCancellable task = |
553 |
< |
p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS); |
554 |
< |
p1.shutdown(); |
555 |
< |
assertTrue(p1.isShutdown()); |
556 |
< |
BlockingQueue q = p1.getQueue(); |
557 |
< |
assertTrue(q.isEmpty()); |
558 |
< |
Thread.sleep(SHORT_DELAY_MS); |
505 |
< |
assertTrue(p1.isTerminated()); |
506 |
< |
} |
507 |
< |
catch(Exception ex) { |
508 |
< |
unexpectedException(); |
509 |
< |
} |
548 |
> |
public void testShutDown3() throws InterruptedException { |
549 |
> |
ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1); |
550 |
> |
p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false); |
551 |
> |
ScheduledFuture task = |
552 |
> |
p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, MILLISECONDS); |
553 |
> |
try { p1.shutdown(); } catch (SecurityException ok) { return; } |
554 |
> |
assertTrue(p1.isShutdown()); |
555 |
> |
BlockingQueue q = p1.getQueue(); |
556 |
> |
assertTrue(q.isEmpty()); |
557 |
> |
Thread.sleep(SHORT_DELAY_MS); |
558 |
> |
assertTrue(p1.isTerminated()); |
559 |
|
} |
560 |
|
|
561 |
|
/** |
562 |
|
* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true, |
563 |
|
* periodic tasks are cancelled at shutdown |
564 |
|
*/ |
565 |
< |
public void testShutDown4() { |
566 |
< |
ScheduledExecutor p1 = new ScheduledExecutor(1); |
565 |
> |
public void testShutDown4() throws InterruptedException { |
566 |
> |
ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1); |
567 |
|
try { |
568 |
|
p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true); |
569 |
< |
ScheduledCancellable task = |
570 |
< |
p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS); |
569 |
> |
ScheduledFuture task = |
570 |
> |
p1.scheduleAtFixedRate(new NoOpRunnable(), 1, 1, MILLISECONDS); |
571 |
|
assertFalse(task.isCancelled()); |
572 |
< |
p1.shutdown(); |
572 |
> |
try { p1.shutdown(); } catch (SecurityException ok) { return; } |
573 |
|
assertFalse(task.isCancelled()); |
574 |
|
assertFalse(p1.isTerminated()); |
575 |
|
assertTrue(p1.isShutdown()); |
576 |
|
Thread.sleep(SHORT_DELAY_MS); |
577 |
|
assertFalse(task.isCancelled()); |
578 |
< |
task.cancel(true); |
579 |
< |
assertTrue(task.isCancelled()); |
578 |
> |
assertTrue(task.cancel(true)); |
579 |
> |
assertTrue(task.isDone()); |
580 |
|
Thread.sleep(SHORT_DELAY_MS); |
581 |
|
assertTrue(p1.isTerminated()); |
582 |
|
} |
534 |
– |
catch(Exception ex) { |
535 |
– |
unexpectedException(); |
536 |
– |
} |
583 |
|
finally { |
584 |
< |
p1.shutdownNow(); |
584 |
> |
joinPool(p1); |
585 |
> |
} |
586 |
> |
} |
587 |
> |
|
588 |
> |
/** |
589 |
> |
* completed submit of callable returns result |
590 |
> |
*/ |
591 |
> |
public void testSubmitCallable() throws Exception { |
592 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
593 |
> |
try { |
594 |
> |
Future<String> future = e.submit(new StringTask()); |
595 |
> |
String result = future.get(); |
596 |
> |
assertSame(TEST_STRING, result); |
597 |
> |
} finally { |
598 |
> |
joinPool(e); |
599 |
> |
} |
600 |
> |
} |
601 |
> |
|
602 |
> |
/** |
603 |
> |
* completed submit of runnable returns successfully |
604 |
> |
*/ |
605 |
> |
public void testSubmitRunnable() throws Exception { |
606 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
607 |
> |
try { |
608 |
> |
Future<?> future = e.submit(new NoOpRunnable()); |
609 |
> |
future.get(); |
610 |
> |
assertTrue(future.isDone()); |
611 |
> |
} finally { |
612 |
> |
joinPool(e); |
613 |
|
} |
614 |
|
} |
615 |
|
|
616 |
+ |
/** |
617 |
+ |
* completed submit of (runnable, result) returns result |
618 |
+ |
*/ |
619 |
+ |
public void testSubmitRunnable2() throws Exception { |
620 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
621 |
+ |
try { |
622 |
+ |
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
623 |
+ |
String result = future.get(); |
624 |
+ |
assertSame(TEST_STRING, result); |
625 |
+ |
} finally { |
626 |
+ |
joinPool(e); |
627 |
+ |
} |
628 |
+ |
} |
629 |
+ |
|
630 |
+ |
/** |
631 |
+ |
* invokeAny(null) throws NPE |
632 |
+ |
*/ |
633 |
+ |
public void testInvokeAny1() throws Exception { |
634 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
635 |
+ |
try { |
636 |
+ |
e.invokeAny(null); |
637 |
+ |
shouldThrow(); |
638 |
+ |
} catch (NullPointerException success) { |
639 |
+ |
} finally { |
640 |
+ |
joinPool(e); |
641 |
+ |
} |
642 |
+ |
} |
643 |
+ |
|
644 |
+ |
/** |
645 |
+ |
* invokeAny(empty collection) throws IAE |
646 |
+ |
*/ |
647 |
+ |
public void testInvokeAny2() throws Exception { |
648 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
649 |
+ |
try { |
650 |
+ |
e.invokeAny(new ArrayList<Callable<String>>()); |
651 |
+ |
shouldThrow(); |
652 |
+ |
} catch (IllegalArgumentException success) { |
653 |
+ |
} finally { |
654 |
+ |
joinPool(e); |
655 |
+ |
} |
656 |
+ |
} |
657 |
+ |
|
658 |
+ |
/** |
659 |
+ |
* invokeAny(c) throws NPE if c has null elements |
660 |
+ |
*/ |
661 |
+ |
public void testInvokeAny3() throws Exception { |
662 |
+ |
final CountDownLatch latch = new CountDownLatch(1); |
663 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
664 |
+ |
try { |
665 |
+ |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
666 |
+ |
l.add(new Callable<String>() { |
667 |
+ |
public String call() { |
668 |
+ |
try { |
669 |
+ |
latch.await(); |
670 |
+ |
} catch (InterruptedException quittingTime) {} |
671 |
+ |
return TEST_STRING; |
672 |
+ |
}}); |
673 |
+ |
l.add(null); |
674 |
+ |
e.invokeAny(l); |
675 |
+ |
shouldThrow(); |
676 |
+ |
} catch (NullPointerException success) { |
677 |
+ |
} finally { |
678 |
+ |
latch.countDown(); |
679 |
+ |
joinPool(e); |
680 |
+ |
} |
681 |
+ |
} |
682 |
+ |
|
683 |
+ |
/** |
684 |
+ |
* invokeAny(c) throws ExecutionException if no task completes |
685 |
+ |
*/ |
686 |
+ |
public void testInvokeAny4() throws Exception { |
687 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
688 |
+ |
try { |
689 |
+ |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
690 |
+ |
l.add(new NPETask()); |
691 |
+ |
e.invokeAny(l); |
692 |
+ |
shouldThrow(); |
693 |
+ |
} catch (ExecutionException success) { |
694 |
+ |
assertTrue(success.getCause() instanceof NullPointerException); |
695 |
+ |
} finally { |
696 |
+ |
joinPool(e); |
697 |
+ |
} |
698 |
+ |
} |
699 |
+ |
|
700 |
+ |
/** |
701 |
+ |
* invokeAny(c) returns result of some task |
702 |
+ |
*/ |
703 |
+ |
public void testInvokeAny5() throws Exception { |
704 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
705 |
+ |
try { |
706 |
+ |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
707 |
+ |
l.add(new StringTask()); |
708 |
+ |
l.add(new StringTask()); |
709 |
+ |
String result = e.invokeAny(l); |
710 |
+ |
assertSame(TEST_STRING, result); |
711 |
+ |
} finally { |
712 |
+ |
joinPool(e); |
713 |
+ |
} |
714 |
+ |
} |
715 |
+ |
|
716 |
+ |
/** |
717 |
+ |
* invokeAll(null) throws NPE |
718 |
+ |
*/ |
719 |
+ |
public void testInvokeAll1() throws Exception { |
720 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
721 |
+ |
try { |
722 |
+ |
e.invokeAll(null); |
723 |
+ |
shouldThrow(); |
724 |
+ |
} catch (NullPointerException success) { |
725 |
+ |
} finally { |
726 |
+ |
joinPool(e); |
727 |
+ |
} |
728 |
+ |
} |
729 |
+ |
|
730 |
+ |
/** |
731 |
+ |
* invokeAll(empty collection) returns empty collection |
732 |
+ |
*/ |
733 |
+ |
public void testInvokeAll2() throws Exception { |
734 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
735 |
+ |
try { |
736 |
+ |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
737 |
+ |
assertTrue(r.isEmpty()); |
738 |
+ |
} finally { |
739 |
+ |
joinPool(e); |
740 |
+ |
} |
741 |
+ |
} |
742 |
+ |
|
743 |
+ |
/** |
744 |
+ |
* invokeAll(c) throws NPE if c has null elements |
745 |
+ |
*/ |
746 |
+ |
public void testInvokeAll3() throws Exception { |
747 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
748 |
+ |
try { |
749 |
+ |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
750 |
+ |
l.add(new StringTask()); |
751 |
+ |
l.add(null); |
752 |
+ |
e.invokeAll(l); |
753 |
+ |
shouldThrow(); |
754 |
+ |
} catch (NullPointerException success) { |
755 |
+ |
} finally { |
756 |
+ |
joinPool(e); |
757 |
+ |
} |
758 |
+ |
} |
759 |
+ |
|
760 |
+ |
/** |
761 |
+ |
* get of invokeAll(c) throws exception on failed task |
762 |
+ |
*/ |
763 |
+ |
public void testInvokeAll4() throws Exception { |
764 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
765 |
+ |
try { |
766 |
+ |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
767 |
+ |
l.add(new NPETask()); |
768 |
+ |
List<Future<String>> result = e.invokeAll(l); |
769 |
+ |
assertEquals(1, result.size()); |
770 |
+ |
for (Future<String> future : result) |
771 |
+ |
future.get(); |
772 |
+ |
shouldThrow(); |
773 |
+ |
} catch (ExecutionException success) { |
774 |
+ |
assertTrue(success.getCause() instanceof NullPointerException); |
775 |
+ |
} finally { |
776 |
+ |
joinPool(e); |
777 |
+ |
} |
778 |
+ |
} |
779 |
+ |
|
780 |
+ |
/** |
781 |
+ |
* invokeAll(c) returns results of all completed tasks |
782 |
+ |
*/ |
783 |
+ |
public void testInvokeAll5() throws Exception { |
784 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
785 |
+ |
try { |
786 |
+ |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
787 |
+ |
l.add(new StringTask()); |
788 |
+ |
l.add(new StringTask()); |
789 |
+ |
List<Future<String>> result = e.invokeAll(l); |
790 |
+ |
assertEquals(2, result.size()); |
791 |
+ |
for (Future<String> future : result) |
792 |
+ |
assertSame(TEST_STRING, future.get()); |
793 |
+ |
} finally { |
794 |
+ |
joinPool(e); |
795 |
+ |
} |
796 |
+ |
} |
797 |
+ |
|
798 |
+ |
/** |
799 |
+ |
* timed invokeAny(null) throws NPE |
800 |
+ |
*/ |
801 |
+ |
public void testTimedInvokeAny1() throws Exception { |
802 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
803 |
+ |
try { |
804 |
+ |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
805 |
+ |
shouldThrow(); |
806 |
+ |
} catch (NullPointerException success) { |
807 |
+ |
} finally { |
808 |
+ |
joinPool(e); |
809 |
+ |
} |
810 |
+ |
} |
811 |
+ |
|
812 |
+ |
/** |
813 |
+ |
* timed invokeAny(,,null) throws NPE |
814 |
+ |
*/ |
815 |
+ |
public void testTimedInvokeAnyNullTimeUnit() throws Exception { |
816 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
817 |
+ |
try { |
818 |
+ |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
819 |
+ |
l.add(new StringTask()); |
820 |
+ |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
821 |
+ |
shouldThrow(); |
822 |
+ |
} catch (NullPointerException success) { |
823 |
+ |
} finally { |
824 |
+ |
joinPool(e); |
825 |
+ |
} |
826 |
+ |
} |
827 |
+ |
|
828 |
+ |
/** |
829 |
+ |
* timed invokeAny(empty collection) throws IAE |
830 |
+ |
*/ |
831 |
+ |
public void testTimedInvokeAny2() throws Exception { |
832 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
833 |
+ |
try { |
834 |
+ |
e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
835 |
+ |
shouldThrow(); |
836 |
+ |
} catch (IllegalArgumentException success) { |
837 |
+ |
} finally { |
838 |
+ |
joinPool(e); |
839 |
+ |
} |
840 |
+ |
} |
841 |
+ |
|
842 |
+ |
/** |
843 |
+ |
* timed invokeAny(c) throws NPE if c has null elements |
844 |
+ |
*/ |
845 |
+ |
public void testTimedInvokeAny3() throws Exception { |
846 |
+ |
final CountDownLatch latch = new CountDownLatch(1); |
847 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
848 |
+ |
try { |
849 |
+ |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
850 |
+ |
l.add(new Callable<String>() { |
851 |
+ |
public String call() { |
852 |
+ |
try { |
853 |
+ |
latch.await(); |
854 |
+ |
} catch (InterruptedException quittingTime) {} |
855 |
+ |
return TEST_STRING; |
856 |
+ |
}}); |
857 |
+ |
l.add(null); |
858 |
+ |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
859 |
+ |
shouldThrow(); |
860 |
+ |
} catch (NullPointerException success) { |
861 |
+ |
} finally { |
862 |
+ |
latch.countDown(); |
863 |
+ |
joinPool(e); |
864 |
+ |
} |
865 |
+ |
} |
866 |
+ |
|
867 |
+ |
/** |
868 |
+ |
* timed invokeAny(c) throws ExecutionException if no task completes |
869 |
+ |
*/ |
870 |
+ |
public void testTimedInvokeAny4() throws Exception { |
871 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
872 |
+ |
try { |
873 |
+ |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
874 |
+ |
l.add(new NPETask()); |
875 |
+ |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
876 |
+ |
shouldThrow(); |
877 |
+ |
} catch (ExecutionException success) { |
878 |
+ |
assertTrue(success.getCause() instanceof NullPointerException); |
879 |
+ |
} finally { |
880 |
+ |
joinPool(e); |
881 |
+ |
} |
882 |
+ |
} |
883 |
+ |
|
884 |
+ |
/** |
885 |
+ |
* timed invokeAny(c) returns result of some task |
886 |
+ |
*/ |
887 |
+ |
public void testTimedInvokeAny5() throws Exception { |
888 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
889 |
+ |
try { |
890 |
+ |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
891 |
+ |
l.add(new StringTask()); |
892 |
+ |
l.add(new StringTask()); |
893 |
+ |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
894 |
+ |
assertSame(TEST_STRING, result); |
895 |
+ |
} finally { |
896 |
+ |
joinPool(e); |
897 |
+ |
} |
898 |
+ |
} |
899 |
+ |
|
900 |
+ |
/** |
901 |
+ |
* timed invokeAll(null) throws NPE |
902 |
+ |
*/ |
903 |
+ |
public void testTimedInvokeAll1() throws Exception { |
904 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
905 |
+ |
try { |
906 |
+ |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
907 |
+ |
shouldThrow(); |
908 |
+ |
} catch (NullPointerException success) { |
909 |
+ |
} finally { |
910 |
+ |
joinPool(e); |
911 |
+ |
} |
912 |
+ |
} |
913 |
+ |
|
914 |
+ |
/** |
915 |
+ |
* timed invokeAll(,,null) throws NPE |
916 |
+ |
*/ |
917 |
+ |
public void testTimedInvokeAllNullTimeUnit() throws Exception { |
918 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
919 |
+ |
try { |
920 |
+ |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
921 |
+ |
l.add(new StringTask()); |
922 |
+ |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
923 |
+ |
shouldThrow(); |
924 |
+ |
} catch (NullPointerException success) { |
925 |
+ |
} finally { |
926 |
+ |
joinPool(e); |
927 |
+ |
} |
928 |
+ |
} |
929 |
+ |
|
930 |
+ |
/** |
931 |
+ |
* timed invokeAll(empty collection) returns empty collection |
932 |
+ |
*/ |
933 |
+ |
public void testTimedInvokeAll2() throws Exception { |
934 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
935 |
+ |
try { |
936 |
+ |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
937 |
+ |
assertTrue(r.isEmpty()); |
938 |
+ |
} finally { |
939 |
+ |
joinPool(e); |
940 |
+ |
} |
941 |
+ |
} |
942 |
+ |
|
943 |
+ |
/** |
944 |
+ |
* timed invokeAll(c) throws NPE if c has null elements |
945 |
+ |
*/ |
946 |
+ |
public void testTimedInvokeAll3() throws Exception { |
947 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
948 |
+ |
try { |
949 |
+ |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
950 |
+ |
l.add(new StringTask()); |
951 |
+ |
l.add(null); |
952 |
+ |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
953 |
+ |
shouldThrow(); |
954 |
+ |
} catch (NullPointerException success) { |
955 |
+ |
} finally { |
956 |
+ |
joinPool(e); |
957 |
+ |
} |
958 |
+ |
} |
959 |
+ |
|
960 |
+ |
/** |
961 |
+ |
* get of element of invokeAll(c) throws exception on failed task |
962 |
+ |
*/ |
963 |
+ |
public void testTimedInvokeAll4() throws Exception { |
964 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
965 |
+ |
try { |
966 |
+ |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
967 |
+ |
l.add(new NPETask()); |
968 |
+ |
List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
969 |
+ |
assertEquals(1, result.size()); |
970 |
+ |
for (Future<String> future : result) |
971 |
+ |
future.get(); |
972 |
+ |
shouldThrow(); |
973 |
+ |
} catch (ExecutionException success) { |
974 |
+ |
assertTrue(success.getCause() instanceof NullPointerException); |
975 |
+ |
} finally { |
976 |
+ |
joinPool(e); |
977 |
+ |
} |
978 |
+ |
} |
979 |
+ |
|
980 |
+ |
/** |
981 |
+ |
* timed invokeAll(c) returns results of all completed tasks |
982 |
+ |
*/ |
983 |
+ |
public void testTimedInvokeAll5() throws Exception { |
984 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
985 |
+ |
try { |
986 |
+ |
ArrayList<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, MEDIUM_DELAY_MS, MILLISECONDS); |
990 |
+ |
assertEquals(2, result.size()); |
991 |
+ |
for (Future<String> future : result) |
992 |
+ |
assertSame(TEST_STRING, future.get()); |
993 |
+ |
} finally { |
994 |
+ |
joinPool(e); |
995 |
+ |
} |
996 |
+ |
} |
997 |
+ |
|
998 |
+ |
/** |
999 |
+ |
* timed invokeAll(c) cancels tasks not completed by timeout |
1000 |
+ |
*/ |
1001 |
+ |
public void testTimedInvokeAll6() throws Exception { |
1002 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
1003 |
+ |
try { |
1004 |
+ |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1005 |
+ |
l.add(new StringTask()); |
1006 |
+ |
l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING)); |
1007 |
+ |
l.add(new StringTask()); |
1008 |
+ |
List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS); |
1009 |
+ |
assertEquals(3, result.size()); |
1010 |
+ |
Iterator<Future<String>> it = result.iterator(); |
1011 |
+ |
Future<String> f1 = it.next(); |
1012 |
+ |
Future<String> f2 = it.next(); |
1013 |
+ |
Future<String> f3 = it.next(); |
1014 |
+ |
assertTrue(f1.isDone()); |
1015 |
+ |
assertTrue(f2.isDone()); |
1016 |
+ |
assertTrue(f3.isDone()); |
1017 |
+ |
assertFalse(f1.isCancelled()); |
1018 |
+ |
assertTrue(f2.isCancelled()); |
1019 |
+ |
} finally { |
1020 |
+ |
joinPool(e); |
1021 |
+ |
} |
1022 |
+ |
} |
1023 |
+ |
|
1024 |
+ |
|
1025 |
|
} |