Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1 | /* |
| 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/publicdomain/zero/1.0/ |
| 5 | * Other contributors include Andrew Wright, Jeffrey Hayes, |
| 6 | * Pat Fisher, Mike Judd. |
| 7 | */ |
| 8 | |
| 9 | package jsr166; |
| 10 | |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 11 | import static java.util.concurrent.TimeUnit.MILLISECONDS; |
| 12 | import static java.util.concurrent.TimeUnit.NANOSECONDS; |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 13 | import static java.util.concurrent.TimeUnit.SECONDS; |
Narayan Kamath | 8e9a0e9 | 2015-04-28 11:40:00 +0100 | [diff] [blame] | 14 | |
| 15 | import java.util.ArrayList; |
| 16 | import java.util.List; |
| 17 | import java.util.concurrent.ArrayBlockingQueue; |
| 18 | import java.util.concurrent.BlockingQueue; |
| 19 | import java.util.concurrent.Callable; |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 20 | import java.util.concurrent.CancellationException; |
Narayan Kamath | 8e9a0e9 | 2015-04-28 11:40:00 +0100 | [diff] [blame] | 21 | import java.util.concurrent.CountDownLatch; |
| 22 | import java.util.concurrent.ExecutionException; |
| 23 | import java.util.concurrent.Executors; |
| 24 | import java.util.concurrent.ExecutorService; |
| 25 | import java.util.concurrent.Future; |
| 26 | import java.util.concurrent.FutureTask; |
| 27 | import java.util.concurrent.LinkedBlockingQueue; |
| 28 | import java.util.concurrent.RejectedExecutionException; |
| 29 | import java.util.concurrent.RejectedExecutionHandler; |
| 30 | import java.util.concurrent.SynchronousQueue; |
| 31 | import java.util.concurrent.ThreadFactory; |
| 32 | import java.util.concurrent.ThreadPoolExecutor; |
| 33 | import java.util.concurrent.TimeUnit; |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 34 | import java.util.concurrent.atomic.AtomicInteger; |
Narayan Kamath | 8e9a0e9 | 2015-04-28 11:40:00 +0100 | [diff] [blame] | 35 | |
| 36 | import junit.framework.Test; |
| 37 | import junit.framework.TestSuite; |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 38 | |
| 39 | public class ThreadPoolExecutorTest extends JSR166TestCase { |
Narayan Kamath | 8e9a0e9 | 2015-04-28 11:40:00 +0100 | [diff] [blame] | 40 | // android-note: Removed because the CTS runner does a bad job of |
| 41 | // retrying tests that have suite() declarations. |
| 42 | // |
| 43 | // public static void main(String[] args) { |
| 44 | // main(suite(), args); |
| 45 | // } |
| 46 | // public static Test suite() { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 47 | // return new TestSuite(ThreadPoolExecutorTest.class); |
Narayan Kamath | 8e9a0e9 | 2015-04-28 11:40:00 +0100 | [diff] [blame] | 48 | // } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 49 | |
| 50 | static class ExtendedTPE extends ThreadPoolExecutor { |
| 51 | final CountDownLatch beforeCalled = new CountDownLatch(1); |
| 52 | final CountDownLatch afterCalled = new CountDownLatch(1); |
| 53 | final CountDownLatch terminatedCalled = new CountDownLatch(1); |
| 54 | |
| 55 | public ExtendedTPE() { |
| 56 | super(1, 1, LONG_DELAY_MS, MILLISECONDS, new SynchronousQueue<Runnable>()); |
| 57 | } |
| 58 | protected void beforeExecute(Thread t, Runnable r) { |
| 59 | beforeCalled.countDown(); |
| 60 | } |
| 61 | protected void afterExecute(Runnable r, Throwable t) { |
| 62 | afterCalled.countDown(); |
| 63 | } |
| 64 | protected void terminated() { |
| 65 | terminatedCalled.countDown(); |
| 66 | } |
| 67 | |
| 68 | public boolean beforeCalled() { |
| 69 | return beforeCalled.getCount() == 0; |
| 70 | } |
| 71 | public boolean afterCalled() { |
| 72 | return afterCalled.getCount() == 0; |
| 73 | } |
| 74 | public boolean terminatedCalled() { |
| 75 | return terminatedCalled.getCount() == 0; |
| 76 | } |
| 77 | } |
| 78 | |
| 79 | static class FailingThreadFactory implements ThreadFactory { |
| 80 | int calls = 0; |
| 81 | public Thread newThread(Runnable r) { |
| 82 | if (++calls > 1) return null; |
| 83 | return new Thread(r); |
| 84 | } |
| 85 | } |
| 86 | |
| 87 | /** |
| 88 | * execute successfully executes a runnable |
| 89 | */ |
| 90 | public void testExecute() throws InterruptedException { |
| 91 | final ThreadPoolExecutor p = |
| 92 | new ThreadPoolExecutor(1, 1, |
| 93 | LONG_DELAY_MS, MILLISECONDS, |
| 94 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 95 | try (PoolCleaner cleaner = cleaner(p)) { |
| 96 | final CountDownLatch done = new CountDownLatch(1); |
| 97 | final Runnable task = new CheckedRunnable() { |
| 98 | public void realRun() { done.countDown(); }}; |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 99 | p.execute(task); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 100 | assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS)); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 101 | } |
| 102 | } |
| 103 | |
| 104 | /** |
| 105 | * getActiveCount increases but doesn't overestimate, when a |
| 106 | * thread becomes active |
| 107 | */ |
| 108 | public void testGetActiveCount() throws InterruptedException { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 109 | final CountDownLatch done = new CountDownLatch(1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 110 | final ThreadPoolExecutor p = |
| 111 | new ThreadPoolExecutor(2, 2, |
| 112 | LONG_DELAY_MS, MILLISECONDS, |
| 113 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 114 | try (PoolCleaner cleaner = cleaner(p, done)) { |
| 115 | final CountDownLatch threadStarted = new CountDownLatch(1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 116 | assertEquals(0, p.getActiveCount()); |
| 117 | p.execute(new CheckedRunnable() { |
| 118 | public void realRun() throws InterruptedException { |
| 119 | threadStarted.countDown(); |
| 120 | assertEquals(1, p.getActiveCount()); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 121 | await(done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 122 | }}); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 123 | await(threadStarted); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 124 | assertEquals(1, p.getActiveCount()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 125 | } |
| 126 | } |
| 127 | |
| 128 | /** |
| 129 | * prestartCoreThread starts a thread if under corePoolSize, else doesn't |
| 130 | */ |
| 131 | public void testPrestartCoreThread() { |
| 132 | final ThreadPoolExecutor p = |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 133 | new ThreadPoolExecutor(2, 6, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 134 | LONG_DELAY_MS, MILLISECONDS, |
| 135 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 136 | try (PoolCleaner cleaner = cleaner(p)) { |
| 137 | assertEquals(0, p.getPoolSize()); |
| 138 | assertTrue(p.prestartCoreThread()); |
| 139 | assertEquals(1, p.getPoolSize()); |
| 140 | assertTrue(p.prestartCoreThread()); |
| 141 | assertEquals(2, p.getPoolSize()); |
| 142 | assertFalse(p.prestartCoreThread()); |
| 143 | assertEquals(2, p.getPoolSize()); |
| 144 | p.setCorePoolSize(4); |
| 145 | assertTrue(p.prestartCoreThread()); |
| 146 | assertEquals(3, p.getPoolSize()); |
| 147 | assertTrue(p.prestartCoreThread()); |
| 148 | assertEquals(4, p.getPoolSize()); |
| 149 | assertFalse(p.prestartCoreThread()); |
| 150 | assertEquals(4, p.getPoolSize()); |
| 151 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 152 | } |
| 153 | |
| 154 | /** |
| 155 | * prestartAllCoreThreads starts all corePoolSize threads |
| 156 | */ |
| 157 | public void testPrestartAllCoreThreads() { |
| 158 | final ThreadPoolExecutor p = |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 159 | new ThreadPoolExecutor(2, 6, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 160 | LONG_DELAY_MS, MILLISECONDS, |
| 161 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 162 | try (PoolCleaner cleaner = cleaner(p)) { |
| 163 | assertEquals(0, p.getPoolSize()); |
| 164 | p.prestartAllCoreThreads(); |
| 165 | assertEquals(2, p.getPoolSize()); |
| 166 | p.prestartAllCoreThreads(); |
| 167 | assertEquals(2, p.getPoolSize()); |
| 168 | p.setCorePoolSize(4); |
| 169 | p.prestartAllCoreThreads(); |
| 170 | assertEquals(4, p.getPoolSize()); |
| 171 | p.prestartAllCoreThreads(); |
| 172 | assertEquals(4, p.getPoolSize()); |
| 173 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 174 | } |
| 175 | |
| 176 | /** |
| 177 | * getCompletedTaskCount increases, but doesn't overestimate, |
| 178 | * when tasks complete |
| 179 | */ |
| 180 | public void testGetCompletedTaskCount() throws InterruptedException { |
| 181 | final ThreadPoolExecutor p = |
| 182 | new ThreadPoolExecutor(2, 2, |
| 183 | LONG_DELAY_MS, MILLISECONDS, |
| 184 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 185 | try (PoolCleaner cleaner = cleaner(p)) { |
| 186 | final CountDownLatch threadStarted = new CountDownLatch(1); |
| 187 | final CountDownLatch threadProceed = new CountDownLatch(1); |
| 188 | final CountDownLatch threadDone = new CountDownLatch(1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 189 | assertEquals(0, p.getCompletedTaskCount()); |
| 190 | p.execute(new CheckedRunnable() { |
| 191 | public void realRun() throws InterruptedException { |
| 192 | threadStarted.countDown(); |
| 193 | assertEquals(0, p.getCompletedTaskCount()); |
| 194 | threadProceed.await(); |
| 195 | threadDone.countDown(); |
| 196 | }}); |
| 197 | await(threadStarted); |
| 198 | assertEquals(0, p.getCompletedTaskCount()); |
| 199 | threadProceed.countDown(); |
| 200 | threadDone.await(); |
| 201 | long startTime = System.nanoTime(); |
| 202 | while (p.getCompletedTaskCount() != 1) { |
| 203 | if (millisElapsedSince(startTime) > LONG_DELAY_MS) |
| 204 | fail("timed out"); |
| 205 | Thread.yield(); |
| 206 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 207 | } |
| 208 | } |
| 209 | |
| 210 | /** |
| 211 | * getCorePoolSize returns size given in constructor if not otherwise set |
| 212 | */ |
| 213 | public void testGetCorePoolSize() { |
| 214 | final ThreadPoolExecutor p = |
| 215 | new ThreadPoolExecutor(1, 1, |
| 216 | LONG_DELAY_MS, MILLISECONDS, |
| 217 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 218 | try (PoolCleaner cleaner = cleaner(p)) { |
| 219 | assertEquals(1, p.getCorePoolSize()); |
| 220 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 221 | } |
| 222 | |
| 223 | /** |
| 224 | * getKeepAliveTime returns value given in constructor if not otherwise set |
| 225 | */ |
| 226 | public void testGetKeepAliveTime() { |
| 227 | final ThreadPoolExecutor p = |
| 228 | new ThreadPoolExecutor(2, 2, |
| 229 | 1000, MILLISECONDS, |
| 230 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 231 | try (PoolCleaner cleaner = cleaner(p)) { |
| 232 | assertEquals(1, p.getKeepAliveTime(SECONDS)); |
| 233 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 234 | } |
| 235 | |
| 236 | /** |
| 237 | * getThreadFactory returns factory in constructor if not set |
| 238 | */ |
| 239 | public void testGetThreadFactory() { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 240 | ThreadFactory threadFactory = new SimpleThreadFactory(); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 241 | final ThreadPoolExecutor p = |
| 242 | new ThreadPoolExecutor(1, 2, |
| 243 | LONG_DELAY_MS, MILLISECONDS, |
| 244 | new ArrayBlockingQueue<Runnable>(10), |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 245 | threadFactory, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 246 | new NoOpREHandler()); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 247 | try (PoolCleaner cleaner = cleaner(p)) { |
| 248 | assertSame(threadFactory, p.getThreadFactory()); |
| 249 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 250 | } |
| 251 | |
| 252 | /** |
| 253 | * setThreadFactory sets the thread factory returned by getThreadFactory |
| 254 | */ |
| 255 | public void testSetThreadFactory() { |
| 256 | final ThreadPoolExecutor p = |
| 257 | new ThreadPoolExecutor(1, 2, |
| 258 | LONG_DELAY_MS, MILLISECONDS, |
| 259 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 260 | try (PoolCleaner cleaner = cleaner(p)) { |
| 261 | ThreadFactory threadFactory = new SimpleThreadFactory(); |
| 262 | p.setThreadFactory(threadFactory); |
| 263 | assertSame(threadFactory, p.getThreadFactory()); |
| 264 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 265 | } |
| 266 | |
| 267 | /** |
| 268 | * setThreadFactory(null) throws NPE |
| 269 | */ |
| 270 | public void testSetThreadFactoryNull() { |
| 271 | final ThreadPoolExecutor p = |
| 272 | new ThreadPoolExecutor(1, 2, |
| 273 | LONG_DELAY_MS, MILLISECONDS, |
| 274 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 275 | try (PoolCleaner cleaner = cleaner(p)) { |
| 276 | try { |
| 277 | p.setThreadFactory(null); |
| 278 | shouldThrow(); |
| 279 | } catch (NullPointerException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 280 | } |
| 281 | } |
| 282 | |
| 283 | /** |
| 284 | * getRejectedExecutionHandler returns handler in constructor if not set |
| 285 | */ |
| 286 | public void testGetRejectedExecutionHandler() { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 287 | final RejectedExecutionHandler handler = new NoOpREHandler(); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 288 | final ThreadPoolExecutor p = |
| 289 | new ThreadPoolExecutor(1, 2, |
| 290 | LONG_DELAY_MS, MILLISECONDS, |
| 291 | new ArrayBlockingQueue<Runnable>(10), |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 292 | handler); |
| 293 | try (PoolCleaner cleaner = cleaner(p)) { |
| 294 | assertSame(handler, p.getRejectedExecutionHandler()); |
| 295 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 296 | } |
| 297 | |
| 298 | /** |
| 299 | * setRejectedExecutionHandler sets the handler returned by |
| 300 | * getRejectedExecutionHandler |
| 301 | */ |
| 302 | public void testSetRejectedExecutionHandler() { |
| 303 | final ThreadPoolExecutor p = |
| 304 | new ThreadPoolExecutor(1, 2, |
| 305 | LONG_DELAY_MS, MILLISECONDS, |
| 306 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 307 | try (PoolCleaner cleaner = cleaner(p)) { |
| 308 | RejectedExecutionHandler handler = new NoOpREHandler(); |
| 309 | p.setRejectedExecutionHandler(handler); |
| 310 | assertSame(handler, p.getRejectedExecutionHandler()); |
| 311 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 312 | } |
| 313 | |
| 314 | /** |
| 315 | * setRejectedExecutionHandler(null) throws NPE |
| 316 | */ |
| 317 | public void testSetRejectedExecutionHandlerNull() { |
| 318 | final ThreadPoolExecutor p = |
| 319 | new ThreadPoolExecutor(1, 2, |
| 320 | LONG_DELAY_MS, MILLISECONDS, |
| 321 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 322 | try (PoolCleaner cleaner = cleaner(p)) { |
| 323 | try { |
| 324 | p.setRejectedExecutionHandler(null); |
| 325 | shouldThrow(); |
| 326 | } catch (NullPointerException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 327 | } |
| 328 | } |
| 329 | |
| 330 | /** |
| 331 | * getLargestPoolSize increases, but doesn't overestimate, when |
| 332 | * multiple threads active |
| 333 | */ |
| 334 | public void testGetLargestPoolSize() throws InterruptedException { |
| 335 | final int THREADS = 3; |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 336 | final CountDownLatch done = new CountDownLatch(1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 337 | final ThreadPoolExecutor p = |
| 338 | new ThreadPoolExecutor(THREADS, THREADS, |
| 339 | LONG_DELAY_MS, MILLISECONDS, |
| 340 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 341 | try (PoolCleaner cleaner = cleaner(p, done)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 342 | assertEquals(0, p.getLargestPoolSize()); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 343 | final CountDownLatch threadsStarted = new CountDownLatch(THREADS); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 344 | for (int i = 0; i < THREADS; i++) |
| 345 | p.execute(new CheckedRunnable() { |
| 346 | public void realRun() throws InterruptedException { |
| 347 | threadsStarted.countDown(); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 348 | await(done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 349 | assertEquals(THREADS, p.getLargestPoolSize()); |
| 350 | }}); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 351 | await(threadsStarted); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 352 | assertEquals(THREADS, p.getLargestPoolSize()); |
| 353 | } |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 354 | assertEquals(THREADS, p.getLargestPoolSize()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 355 | } |
| 356 | |
| 357 | /** |
| 358 | * getMaximumPoolSize returns value given in constructor if not |
| 359 | * otherwise set |
| 360 | */ |
| 361 | public void testGetMaximumPoolSize() { |
| 362 | final ThreadPoolExecutor p = |
| 363 | new ThreadPoolExecutor(2, 3, |
| 364 | LONG_DELAY_MS, MILLISECONDS, |
| 365 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 366 | try (PoolCleaner cleaner = cleaner(p)) { |
| 367 | assertEquals(3, p.getMaximumPoolSize()); |
| 368 | p.setMaximumPoolSize(5); |
| 369 | assertEquals(5, p.getMaximumPoolSize()); |
| 370 | p.setMaximumPoolSize(4); |
| 371 | assertEquals(4, p.getMaximumPoolSize()); |
| 372 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 373 | } |
| 374 | |
| 375 | /** |
| 376 | * getPoolSize increases, but doesn't overestimate, when threads |
| 377 | * become active |
| 378 | */ |
| 379 | public void testGetPoolSize() throws InterruptedException { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 380 | final CountDownLatch done = new CountDownLatch(1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 381 | final ThreadPoolExecutor p = |
| 382 | new ThreadPoolExecutor(1, 1, |
| 383 | LONG_DELAY_MS, MILLISECONDS, |
| 384 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 385 | try (PoolCleaner cleaner = cleaner(p, done)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 386 | assertEquals(0, p.getPoolSize()); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 387 | final CountDownLatch threadStarted = new CountDownLatch(1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 388 | p.execute(new CheckedRunnable() { |
| 389 | public void realRun() throws InterruptedException { |
| 390 | threadStarted.countDown(); |
| 391 | assertEquals(1, p.getPoolSize()); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 392 | await(done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 393 | }}); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 394 | await(threadStarted); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 395 | assertEquals(1, p.getPoolSize()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 396 | } |
| 397 | } |
| 398 | |
| 399 | /** |
| 400 | * getTaskCount increases, but doesn't overestimate, when tasks submitted |
| 401 | */ |
| 402 | public void testGetTaskCount() throws InterruptedException { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 403 | final int TASKS = 3; |
| 404 | final CountDownLatch done = new CountDownLatch(1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 405 | final ThreadPoolExecutor p = |
| 406 | new ThreadPoolExecutor(1, 1, |
| 407 | LONG_DELAY_MS, MILLISECONDS, |
| 408 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 409 | try (PoolCleaner cleaner = cleaner(p, done)) { |
| 410 | final CountDownLatch threadStarted = new CountDownLatch(1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 411 | assertEquals(0, p.getTaskCount()); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 412 | assertEquals(0, p.getCompletedTaskCount()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 413 | p.execute(new CheckedRunnable() { |
| 414 | public void realRun() throws InterruptedException { |
| 415 | threadStarted.countDown(); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 416 | await(done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 417 | }}); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 418 | await(threadStarted); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 419 | assertEquals(1, p.getTaskCount()); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 420 | assertEquals(0, p.getCompletedTaskCount()); |
| 421 | for (int i = 0; i < TASKS; i++) { |
| 422 | assertEquals(1 + i, p.getTaskCount()); |
| 423 | p.execute(new CheckedRunnable() { |
| 424 | public void realRun() throws InterruptedException { |
| 425 | threadStarted.countDown(); |
| 426 | assertEquals(1 + TASKS, p.getTaskCount()); |
| 427 | await(done); |
| 428 | }}); |
| 429 | } |
| 430 | assertEquals(1 + TASKS, p.getTaskCount()); |
| 431 | assertEquals(0, p.getCompletedTaskCount()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 432 | } |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 433 | assertEquals(1 + TASKS, p.getTaskCount()); |
| 434 | assertEquals(1 + TASKS, p.getCompletedTaskCount()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 435 | } |
| 436 | |
| 437 | /** |
| 438 | * isShutdown is false before shutdown, true after |
| 439 | */ |
| 440 | public void testIsShutdown() { |
| 441 | final ThreadPoolExecutor p = |
| 442 | new ThreadPoolExecutor(1, 1, |
| 443 | LONG_DELAY_MS, MILLISECONDS, |
| 444 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 445 | try (PoolCleaner cleaner = cleaner(p)) { |
| 446 | assertFalse(p.isShutdown()); |
| 447 | try { p.shutdown(); } catch (SecurityException ok) { return; } |
| 448 | assertTrue(p.isShutdown()); |
| 449 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 450 | } |
| 451 | |
| 452 | /** |
| 453 | * awaitTermination on a non-shutdown pool times out |
| 454 | */ |
| 455 | public void testAwaitTermination_timesOut() throws InterruptedException { |
| 456 | final ThreadPoolExecutor p = |
| 457 | new ThreadPoolExecutor(1, 1, |
| 458 | LONG_DELAY_MS, MILLISECONDS, |
| 459 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 460 | try (PoolCleaner cleaner = cleaner(p)) { |
| 461 | assertFalse(p.isTerminated()); |
| 462 | assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS)); |
| 463 | assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS)); |
| 464 | assertFalse(p.awaitTermination(-1L, NANOSECONDS)); |
| 465 | assertFalse(p.awaitTermination(-1L, MILLISECONDS)); |
| 466 | assertFalse(p.awaitTermination(0L, NANOSECONDS)); |
| 467 | assertFalse(p.awaitTermination(0L, MILLISECONDS)); |
| 468 | long timeoutNanos = 999999L; |
| 469 | long startTime = System.nanoTime(); |
| 470 | assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS)); |
| 471 | assertTrue(System.nanoTime() - startTime >= timeoutNanos); |
| 472 | assertFalse(p.isTerminated()); |
| 473 | startTime = System.nanoTime(); |
| 474 | long timeoutMillis = timeoutMillis(); |
| 475 | assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS)); |
| 476 | assertTrue(millisElapsedSince(startTime) >= timeoutMillis); |
| 477 | assertFalse(p.isTerminated()); |
| 478 | try { p.shutdown(); } catch (SecurityException ok) { return; } |
| 479 | assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
| 480 | assertTrue(p.isTerminated()); |
| 481 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 482 | } |
| 483 | |
| 484 | /** |
| 485 | * isTerminated is false before termination, true after |
| 486 | */ |
| 487 | public void testIsTerminated() throws InterruptedException { |
| 488 | final ThreadPoolExecutor p = |
| 489 | new ThreadPoolExecutor(1, 1, |
| 490 | LONG_DELAY_MS, MILLISECONDS, |
| 491 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 492 | try (PoolCleaner cleaner = cleaner(p)) { |
| 493 | final CountDownLatch threadStarted = new CountDownLatch(1); |
| 494 | final CountDownLatch done = new CountDownLatch(1); |
| 495 | assertFalse(p.isTerminating()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 496 | p.execute(new CheckedRunnable() { |
| 497 | public void realRun() throws InterruptedException { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 498 | assertFalse(p.isTerminating()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 499 | threadStarted.countDown(); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 500 | await(done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 501 | }}); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 502 | await(threadStarted); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 503 | assertFalse(p.isTerminating()); |
| 504 | done.countDown(); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 505 | try { p.shutdown(); } catch (SecurityException ok) { return; } |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 506 | assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
| 507 | assertTrue(p.isTerminated()); |
| 508 | assertFalse(p.isTerminating()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 509 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 510 | } |
| 511 | |
| 512 | /** |
| 513 | * isTerminating is not true when running or when terminated |
| 514 | */ |
| 515 | public void testIsTerminating() throws InterruptedException { |
| 516 | final ThreadPoolExecutor p = |
| 517 | new ThreadPoolExecutor(1, 1, |
| 518 | LONG_DELAY_MS, MILLISECONDS, |
| 519 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 520 | try (PoolCleaner cleaner = cleaner(p)) { |
| 521 | final CountDownLatch threadStarted = new CountDownLatch(1); |
| 522 | final CountDownLatch done = new CountDownLatch(1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 523 | assertFalse(p.isTerminating()); |
| 524 | p.execute(new CheckedRunnable() { |
| 525 | public void realRun() throws InterruptedException { |
| 526 | assertFalse(p.isTerminating()); |
| 527 | threadStarted.countDown(); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 528 | await(done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 529 | }}); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 530 | await(threadStarted); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 531 | assertFalse(p.isTerminating()); |
| 532 | done.countDown(); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 533 | try { p.shutdown(); } catch (SecurityException ok) { return; } |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 534 | assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
| 535 | assertTrue(p.isTerminated()); |
| 536 | assertFalse(p.isTerminating()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 537 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 538 | } |
| 539 | |
| 540 | /** |
| 541 | * getQueue returns the work queue, which contains queued tasks |
| 542 | */ |
| 543 | public void testGetQueue() throws InterruptedException { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 544 | final CountDownLatch done = new CountDownLatch(1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 545 | final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
| 546 | final ThreadPoolExecutor p = |
| 547 | new ThreadPoolExecutor(1, 1, |
| 548 | LONG_DELAY_MS, MILLISECONDS, |
| 549 | q); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 550 | try (PoolCleaner cleaner = cleaner(p, done)) { |
| 551 | final CountDownLatch threadStarted = new CountDownLatch(1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 552 | FutureTask[] tasks = new FutureTask[5]; |
| 553 | for (int i = 0; i < tasks.length; i++) { |
| 554 | Callable task = new CheckedCallable<Boolean>() { |
| 555 | public Boolean realCall() throws InterruptedException { |
| 556 | threadStarted.countDown(); |
| 557 | assertSame(q, p.getQueue()); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 558 | await(done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 559 | return Boolean.TRUE; |
| 560 | }}; |
| 561 | tasks[i] = new FutureTask(task); |
| 562 | p.execute(tasks[i]); |
| 563 | } |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 564 | await(threadStarted); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 565 | assertSame(q, p.getQueue()); |
| 566 | assertFalse(q.contains(tasks[0])); |
| 567 | assertTrue(q.contains(tasks[tasks.length - 1])); |
| 568 | assertEquals(tasks.length - 1, q.size()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 569 | } |
| 570 | } |
| 571 | |
| 572 | /** |
| 573 | * remove(task) removes queued task, and fails to remove active task |
| 574 | */ |
| 575 | public void testRemove() throws InterruptedException { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 576 | final CountDownLatch done = new CountDownLatch(1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 577 | BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
| 578 | final ThreadPoolExecutor p = |
| 579 | new ThreadPoolExecutor(1, 1, |
| 580 | LONG_DELAY_MS, MILLISECONDS, |
| 581 | q); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 582 | try (PoolCleaner cleaner = cleaner(p, done)) { |
| 583 | Runnable[] tasks = new Runnable[6]; |
| 584 | final CountDownLatch threadStarted = new CountDownLatch(1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 585 | for (int i = 0; i < tasks.length; i++) { |
| 586 | tasks[i] = new CheckedRunnable() { |
| 587 | public void realRun() throws InterruptedException { |
| 588 | threadStarted.countDown(); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 589 | await(done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 590 | }}; |
| 591 | p.execute(tasks[i]); |
| 592 | } |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 593 | await(threadStarted); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 594 | assertFalse(p.remove(tasks[0])); |
| 595 | assertTrue(q.contains(tasks[4])); |
| 596 | assertTrue(q.contains(tasks[3])); |
| 597 | assertTrue(p.remove(tasks[4])); |
| 598 | assertFalse(p.remove(tasks[4])); |
| 599 | assertFalse(q.contains(tasks[4])); |
| 600 | assertTrue(q.contains(tasks[3])); |
| 601 | assertTrue(p.remove(tasks[3])); |
| 602 | assertFalse(q.contains(tasks[3])); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 603 | } |
| 604 | } |
| 605 | |
| 606 | /** |
| 607 | * purge removes cancelled tasks from the queue |
| 608 | */ |
| 609 | public void testPurge() throws InterruptedException { |
| 610 | final CountDownLatch threadStarted = new CountDownLatch(1); |
| 611 | final CountDownLatch done = new CountDownLatch(1); |
| 612 | final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
| 613 | final ThreadPoolExecutor p = |
| 614 | new ThreadPoolExecutor(1, 1, |
| 615 | LONG_DELAY_MS, MILLISECONDS, |
| 616 | q); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 617 | try (PoolCleaner cleaner = cleaner(p, done)) { |
| 618 | FutureTask[] tasks = new FutureTask[5]; |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 619 | for (int i = 0; i < tasks.length; i++) { |
| 620 | Callable task = new CheckedCallable<Boolean>() { |
| 621 | public Boolean realCall() throws InterruptedException { |
| 622 | threadStarted.countDown(); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 623 | await(done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 624 | return Boolean.TRUE; |
| 625 | }}; |
| 626 | tasks[i] = new FutureTask(task); |
| 627 | p.execute(tasks[i]); |
| 628 | } |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 629 | await(threadStarted); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 630 | assertEquals(tasks.length, p.getTaskCount()); |
| 631 | assertEquals(tasks.length - 1, q.size()); |
| 632 | assertEquals(1L, p.getActiveCount()); |
| 633 | assertEquals(0L, p.getCompletedTaskCount()); |
| 634 | tasks[4].cancel(true); |
| 635 | tasks[3].cancel(false); |
| 636 | p.purge(); |
| 637 | assertEquals(tasks.length - 3, q.size()); |
| 638 | assertEquals(tasks.length - 2, p.getTaskCount()); |
| 639 | p.purge(); // Nothing to do |
| 640 | assertEquals(tasks.length - 3, q.size()); |
| 641 | assertEquals(tasks.length - 2, p.getTaskCount()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 642 | } |
| 643 | } |
| 644 | |
| 645 | /** |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 646 | * shutdownNow returns a list containing tasks that were not run, |
| 647 | * and those tasks are drained from the queue |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 648 | */ |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 649 | public void testShutdownNow() throws InterruptedException { |
| 650 | final int poolSize = 2; |
| 651 | final int count = 5; |
| 652 | final AtomicInteger ran = new AtomicInteger(0); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 653 | final ThreadPoolExecutor p = |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 654 | new ThreadPoolExecutor(poolSize, poolSize, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 655 | LONG_DELAY_MS, MILLISECONDS, |
| 656 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 657 | final CountDownLatch threadsStarted = new CountDownLatch(poolSize); |
| 658 | Runnable waiter = new CheckedRunnable() { public void realRun() { |
| 659 | threadsStarted.countDown(); |
Przemyslaw Szczepaniak | ed4f365 | 2016-03-15 09:42:19 +0000 | [diff] [blame] | 660 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 661 | MILLISECONDS.sleep(2 * LONG_DELAY_MS); |
| 662 | } catch (InterruptedException success) {} |
| 663 | ran.getAndIncrement(); |
| 664 | }}; |
| 665 | for (int i = 0; i < count; i++) |
| 666 | p.execute(waiter); |
| 667 | await(threadsStarted); |
| 668 | assertEquals(poolSize, p.getActiveCount()); |
| 669 | assertEquals(0, p.getCompletedTaskCount()); |
| 670 | final List<Runnable> queuedTasks; |
| 671 | try { |
| 672 | queuedTasks = p.shutdownNow(); |
| 673 | } catch (SecurityException ok) { |
| 674 | return; // Allowed in case test doesn't have privs |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 675 | } |
| 676 | assertTrue(p.isShutdown()); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 677 | assertTrue(p.getQueue().isEmpty()); |
| 678 | assertEquals(count - poolSize, queuedTasks.size()); |
| 679 | assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
| 680 | assertTrue(p.isTerminated()); |
| 681 | assertEquals(poolSize, ran.get()); |
| 682 | assertEquals(poolSize, p.getCompletedTaskCount()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 683 | } |
| 684 | |
| 685 | // Exception Tests |
| 686 | |
| 687 | /** |
| 688 | * Constructor throws if corePoolSize argument is less than zero |
| 689 | */ |
| 690 | public void testConstructor1() { |
| 691 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 692 | new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 693 | new ArrayBlockingQueue<Runnable>(10)); |
| 694 | shouldThrow(); |
| 695 | } catch (IllegalArgumentException success) {} |
| 696 | } |
| 697 | |
| 698 | /** |
| 699 | * Constructor throws if maximumPoolSize is less than zero |
| 700 | */ |
| 701 | public void testConstructor2() { |
| 702 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 703 | new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 704 | new ArrayBlockingQueue<Runnable>(10)); |
| 705 | shouldThrow(); |
| 706 | } catch (IllegalArgumentException success) {} |
| 707 | } |
| 708 | |
| 709 | /** |
| 710 | * Constructor throws if maximumPoolSize is equal to zero |
| 711 | */ |
| 712 | public void testConstructor3() { |
| 713 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 714 | new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 715 | new ArrayBlockingQueue<Runnable>(10)); |
| 716 | shouldThrow(); |
| 717 | } catch (IllegalArgumentException success) {} |
| 718 | } |
| 719 | |
| 720 | /** |
| 721 | * Constructor throws if keepAliveTime is less than zero |
| 722 | */ |
| 723 | public void testConstructor4() { |
| 724 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 725 | new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 726 | new ArrayBlockingQueue<Runnable>(10)); |
| 727 | shouldThrow(); |
| 728 | } catch (IllegalArgumentException success) {} |
| 729 | } |
| 730 | |
| 731 | /** |
| 732 | * Constructor throws if corePoolSize is greater than the maximumPoolSize |
| 733 | */ |
| 734 | public void testConstructor5() { |
| 735 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 736 | new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 737 | new ArrayBlockingQueue<Runnable>(10)); |
| 738 | shouldThrow(); |
| 739 | } catch (IllegalArgumentException success) {} |
| 740 | } |
| 741 | |
| 742 | /** |
| 743 | * Constructor throws if workQueue is set to null |
| 744 | */ |
| 745 | public void testConstructorNullPointerException() { |
| 746 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 747 | new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 748 | (BlockingQueue) null); |
| 749 | shouldThrow(); |
| 750 | } catch (NullPointerException success) {} |
| 751 | } |
| 752 | |
| 753 | /** |
| 754 | * Constructor throws if corePoolSize argument is less than zero |
| 755 | */ |
| 756 | public void testConstructor6() { |
| 757 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 758 | new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 759 | new ArrayBlockingQueue<Runnable>(10), |
| 760 | new SimpleThreadFactory()); |
| 761 | shouldThrow(); |
| 762 | } catch (IllegalArgumentException success) {} |
| 763 | } |
| 764 | |
| 765 | /** |
| 766 | * Constructor throws if maximumPoolSize is less than zero |
| 767 | */ |
| 768 | public void testConstructor7() { |
| 769 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 770 | new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 771 | new ArrayBlockingQueue<Runnable>(10), |
| 772 | new SimpleThreadFactory()); |
| 773 | shouldThrow(); |
| 774 | } catch (IllegalArgumentException success) {} |
| 775 | } |
| 776 | |
| 777 | /** |
| 778 | * Constructor throws if maximumPoolSize is equal to zero |
| 779 | */ |
| 780 | public void testConstructor8() { |
| 781 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 782 | new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 783 | new ArrayBlockingQueue<Runnable>(10), |
| 784 | new SimpleThreadFactory()); |
| 785 | shouldThrow(); |
| 786 | } catch (IllegalArgumentException success) {} |
| 787 | } |
| 788 | |
| 789 | /** |
| 790 | * Constructor throws if keepAliveTime is less than zero |
| 791 | */ |
| 792 | public void testConstructor9() { |
| 793 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 794 | new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 795 | new ArrayBlockingQueue<Runnable>(10), |
| 796 | new SimpleThreadFactory()); |
| 797 | shouldThrow(); |
| 798 | } catch (IllegalArgumentException success) {} |
| 799 | } |
| 800 | |
| 801 | /** |
| 802 | * Constructor throws if corePoolSize is greater than the maximumPoolSize |
| 803 | */ |
| 804 | public void testConstructor10() { |
| 805 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 806 | new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 807 | new ArrayBlockingQueue<Runnable>(10), |
| 808 | new SimpleThreadFactory()); |
| 809 | shouldThrow(); |
| 810 | } catch (IllegalArgumentException success) {} |
| 811 | } |
| 812 | |
| 813 | /** |
| 814 | * Constructor throws if workQueue is set to null |
| 815 | */ |
| 816 | public void testConstructorNullPointerException2() { |
| 817 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 818 | new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 819 | (BlockingQueue) null, |
| 820 | new SimpleThreadFactory()); |
| 821 | shouldThrow(); |
| 822 | } catch (NullPointerException success) {} |
| 823 | } |
| 824 | |
| 825 | /** |
| 826 | * Constructor throws if threadFactory is set to null |
| 827 | */ |
| 828 | public void testConstructorNullPointerException3() { |
| 829 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 830 | new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 831 | new ArrayBlockingQueue<Runnable>(10), |
| 832 | (ThreadFactory) null); |
| 833 | shouldThrow(); |
| 834 | } catch (NullPointerException success) {} |
| 835 | } |
| 836 | |
| 837 | /** |
| 838 | * Constructor throws if corePoolSize argument is less than zero |
| 839 | */ |
| 840 | public void testConstructor11() { |
| 841 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 842 | new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 843 | new ArrayBlockingQueue<Runnable>(10), |
| 844 | new NoOpREHandler()); |
| 845 | shouldThrow(); |
| 846 | } catch (IllegalArgumentException success) {} |
| 847 | } |
| 848 | |
| 849 | /** |
| 850 | * Constructor throws if maximumPoolSize is less than zero |
| 851 | */ |
| 852 | public void testConstructor12() { |
| 853 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 854 | new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 855 | new ArrayBlockingQueue<Runnable>(10), |
| 856 | new NoOpREHandler()); |
| 857 | shouldThrow(); |
| 858 | } catch (IllegalArgumentException success) {} |
| 859 | } |
| 860 | |
| 861 | /** |
| 862 | * Constructor throws if maximumPoolSize is equal to zero |
| 863 | */ |
| 864 | public void testConstructor13() { |
| 865 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 866 | new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 867 | new ArrayBlockingQueue<Runnable>(10), |
| 868 | new NoOpREHandler()); |
| 869 | shouldThrow(); |
| 870 | } catch (IllegalArgumentException success) {} |
| 871 | } |
| 872 | |
| 873 | /** |
| 874 | * Constructor throws if keepAliveTime is less than zero |
| 875 | */ |
| 876 | public void testConstructor14() { |
| 877 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 878 | new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 879 | new ArrayBlockingQueue<Runnable>(10), |
| 880 | new NoOpREHandler()); |
| 881 | shouldThrow(); |
| 882 | } catch (IllegalArgumentException success) {} |
| 883 | } |
| 884 | |
| 885 | /** |
| 886 | * Constructor throws if corePoolSize is greater than the maximumPoolSize |
| 887 | */ |
| 888 | public void testConstructor15() { |
| 889 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 890 | new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 891 | new ArrayBlockingQueue<Runnable>(10), |
| 892 | new NoOpREHandler()); |
| 893 | shouldThrow(); |
| 894 | } catch (IllegalArgumentException success) {} |
| 895 | } |
| 896 | |
| 897 | /** |
| 898 | * Constructor throws if workQueue is set to null |
| 899 | */ |
| 900 | public void testConstructorNullPointerException4() { |
| 901 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 902 | new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 903 | (BlockingQueue) null, |
| 904 | new NoOpREHandler()); |
| 905 | shouldThrow(); |
| 906 | } catch (NullPointerException success) {} |
| 907 | } |
| 908 | |
| 909 | /** |
| 910 | * Constructor throws if handler is set to null |
| 911 | */ |
| 912 | public void testConstructorNullPointerException5() { |
| 913 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 914 | new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 915 | new ArrayBlockingQueue<Runnable>(10), |
| 916 | (RejectedExecutionHandler) null); |
| 917 | shouldThrow(); |
| 918 | } catch (NullPointerException success) {} |
| 919 | } |
| 920 | |
| 921 | /** |
| 922 | * Constructor throws if corePoolSize argument is less than zero |
| 923 | */ |
| 924 | public void testConstructor16() { |
| 925 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 926 | new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 927 | new ArrayBlockingQueue<Runnable>(10), |
| 928 | new SimpleThreadFactory(), |
| 929 | new NoOpREHandler()); |
| 930 | shouldThrow(); |
| 931 | } catch (IllegalArgumentException success) {} |
| 932 | } |
| 933 | |
| 934 | /** |
| 935 | * Constructor throws if maximumPoolSize is less than zero |
| 936 | */ |
| 937 | public void testConstructor17() { |
| 938 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 939 | new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 940 | new ArrayBlockingQueue<Runnable>(10), |
| 941 | new SimpleThreadFactory(), |
| 942 | new NoOpREHandler()); |
| 943 | shouldThrow(); |
| 944 | } catch (IllegalArgumentException success) {} |
| 945 | } |
| 946 | |
| 947 | /** |
| 948 | * Constructor throws if maximumPoolSize is equal to zero |
| 949 | */ |
| 950 | public void testConstructor18() { |
| 951 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 952 | new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 953 | new ArrayBlockingQueue<Runnable>(10), |
| 954 | new SimpleThreadFactory(), |
| 955 | new NoOpREHandler()); |
| 956 | shouldThrow(); |
| 957 | } catch (IllegalArgumentException success) {} |
| 958 | } |
| 959 | |
| 960 | /** |
| 961 | * Constructor throws if keepAliveTime is less than zero |
| 962 | */ |
| 963 | public void testConstructor19() { |
| 964 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 965 | new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 966 | new ArrayBlockingQueue<Runnable>(10), |
| 967 | new SimpleThreadFactory(), |
| 968 | new NoOpREHandler()); |
| 969 | shouldThrow(); |
| 970 | } catch (IllegalArgumentException success) {} |
| 971 | } |
| 972 | |
| 973 | /** |
| 974 | * Constructor throws if corePoolSize is greater than the maximumPoolSize |
| 975 | */ |
| 976 | public void testConstructor20() { |
| 977 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 978 | new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 979 | new ArrayBlockingQueue<Runnable>(10), |
| 980 | new SimpleThreadFactory(), |
| 981 | new NoOpREHandler()); |
| 982 | shouldThrow(); |
| 983 | } catch (IllegalArgumentException success) {} |
| 984 | } |
| 985 | |
| 986 | /** |
| 987 | * Constructor throws if workQueue is null |
| 988 | */ |
| 989 | public void testConstructorNullPointerException6() { |
| 990 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 991 | new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 992 | (BlockingQueue) null, |
| 993 | new SimpleThreadFactory(), |
| 994 | new NoOpREHandler()); |
| 995 | shouldThrow(); |
| 996 | } catch (NullPointerException success) {} |
| 997 | } |
| 998 | |
| 999 | /** |
| 1000 | * Constructor throws if handler is null |
| 1001 | */ |
| 1002 | public void testConstructorNullPointerException7() { |
| 1003 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1004 | new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1005 | new ArrayBlockingQueue<Runnable>(10), |
| 1006 | new SimpleThreadFactory(), |
| 1007 | (RejectedExecutionHandler) null); |
| 1008 | shouldThrow(); |
| 1009 | } catch (NullPointerException success) {} |
| 1010 | } |
| 1011 | |
| 1012 | /** |
| 1013 | * Constructor throws if ThreadFactory is null |
| 1014 | */ |
| 1015 | public void testConstructorNullPointerException8() { |
| 1016 | try { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1017 | new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1018 | new ArrayBlockingQueue<Runnable>(10), |
| 1019 | (ThreadFactory) null, |
| 1020 | new NoOpREHandler()); |
| 1021 | shouldThrow(); |
| 1022 | } catch (NullPointerException success) {} |
| 1023 | } |
| 1024 | |
| 1025 | /** |
| 1026 | * get of submitted callable throws InterruptedException if interrupted |
| 1027 | */ |
| 1028 | public void testInterruptedSubmit() throws InterruptedException { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1029 | final CountDownLatch done = new CountDownLatch(1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1030 | final ThreadPoolExecutor p = |
| 1031 | new ThreadPoolExecutor(1, 1, |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1032 | 60, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1033 | new ArrayBlockingQueue<Runnable>(10)); |
| 1034 | |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1035 | try (PoolCleaner cleaner = cleaner(p, done)) { |
| 1036 | final CountDownLatch threadStarted = new CountDownLatch(1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1037 | Thread t = newStartedThread(new CheckedInterruptedRunnable() { |
| 1038 | public void realRun() throws Exception { |
| 1039 | Callable task = new CheckedCallable<Boolean>() { |
| 1040 | public Boolean realCall() throws InterruptedException { |
| 1041 | threadStarted.countDown(); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1042 | await(done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1043 | return Boolean.TRUE; |
| 1044 | }}; |
| 1045 | p.submit(task).get(); |
| 1046 | }}); |
| 1047 | |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1048 | await(threadStarted); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1049 | t.interrupt(); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1050 | awaitTermination(t); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1051 | } |
| 1052 | } |
| 1053 | |
| 1054 | /** |
| 1055 | * execute throws RejectedExecutionException if saturated. |
| 1056 | */ |
| 1057 | public void testSaturatedExecute() { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1058 | final CountDownLatch done = new CountDownLatch(1); |
| 1059 | final ThreadPoolExecutor p = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1060 | new ThreadPoolExecutor(1, 1, |
| 1061 | LONG_DELAY_MS, MILLISECONDS, |
| 1062 | new ArrayBlockingQueue<Runnable>(1)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1063 | try (PoolCleaner cleaner = cleaner(p, done)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1064 | Runnable task = new CheckedRunnable() { |
| 1065 | public void realRun() throws InterruptedException { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1066 | await(done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1067 | }}; |
| 1068 | for (int i = 0; i < 2; ++i) |
| 1069 | p.execute(task); |
| 1070 | for (int i = 0; i < 2; ++i) { |
| 1071 | try { |
| 1072 | p.execute(task); |
| 1073 | shouldThrow(); |
| 1074 | } catch (RejectedExecutionException success) {} |
| 1075 | assertTrue(p.getTaskCount() <= 2); |
| 1076 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1077 | } |
| 1078 | } |
| 1079 | |
| 1080 | /** |
| 1081 | * submit(runnable) throws RejectedExecutionException if saturated. |
| 1082 | */ |
| 1083 | public void testSaturatedSubmitRunnable() { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1084 | final CountDownLatch done = new CountDownLatch(1); |
| 1085 | final ThreadPoolExecutor p = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1086 | new ThreadPoolExecutor(1, 1, |
| 1087 | LONG_DELAY_MS, MILLISECONDS, |
| 1088 | new ArrayBlockingQueue<Runnable>(1)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1089 | try (PoolCleaner cleaner = cleaner(p, done)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1090 | Runnable task = new CheckedRunnable() { |
| 1091 | public void realRun() throws InterruptedException { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1092 | await(done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1093 | }}; |
| 1094 | for (int i = 0; i < 2; ++i) |
| 1095 | p.submit(task); |
| 1096 | for (int i = 0; i < 2; ++i) { |
| 1097 | try { |
| 1098 | p.execute(task); |
| 1099 | shouldThrow(); |
| 1100 | } catch (RejectedExecutionException success) {} |
| 1101 | assertTrue(p.getTaskCount() <= 2); |
| 1102 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1103 | } |
| 1104 | } |
| 1105 | |
| 1106 | /** |
| 1107 | * submit(callable) throws RejectedExecutionException if saturated. |
| 1108 | */ |
| 1109 | public void testSaturatedSubmitCallable() { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1110 | final CountDownLatch done = new CountDownLatch(1); |
| 1111 | final ThreadPoolExecutor p = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1112 | new ThreadPoolExecutor(1, 1, |
| 1113 | LONG_DELAY_MS, MILLISECONDS, |
| 1114 | new ArrayBlockingQueue<Runnable>(1)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1115 | try (PoolCleaner cleaner = cleaner(p, done)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1116 | Runnable task = new CheckedRunnable() { |
| 1117 | public void realRun() throws InterruptedException { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1118 | await(done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1119 | }}; |
| 1120 | for (int i = 0; i < 2; ++i) |
| 1121 | p.submit(Executors.callable(task)); |
| 1122 | for (int i = 0; i < 2; ++i) { |
| 1123 | try { |
| 1124 | p.execute(task); |
| 1125 | shouldThrow(); |
| 1126 | } catch (RejectedExecutionException success) {} |
| 1127 | assertTrue(p.getTaskCount() <= 2); |
| 1128 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1129 | } |
| 1130 | } |
| 1131 | |
| 1132 | /** |
| 1133 | * executor using CallerRunsPolicy runs task if saturated. |
| 1134 | */ |
| 1135 | public void testSaturatedExecute2() { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1136 | final ThreadPoolExecutor p = |
| 1137 | new ThreadPoolExecutor(1, 1, |
| 1138 | LONG_DELAY_MS, |
| 1139 | MILLISECONDS, |
| 1140 | new ArrayBlockingQueue<Runnable>(1), |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1141 | new ThreadPoolExecutor.CallerRunsPolicy()); |
| 1142 | try (PoolCleaner cleaner = cleaner(p)) { |
| 1143 | final CountDownLatch done = new CountDownLatch(1); |
| 1144 | Runnable blocker = new CheckedRunnable() { |
| 1145 | public void realRun() throws InterruptedException { |
| 1146 | await(done); |
| 1147 | }}; |
| 1148 | p.execute(blocker); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1149 | TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1150 | for (int i = 0; i < tasks.length; i++) |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1151 | tasks[i] = new TrackedNoOpRunnable(); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1152 | for (int i = 0; i < tasks.length; i++) |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1153 | p.execute(tasks[i]); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1154 | for (int i = 1; i < tasks.length; i++) |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1155 | assertTrue(tasks[i].done); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1156 | assertFalse(tasks[0].done); // waiting in queue |
| 1157 | done.countDown(); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1158 | } |
| 1159 | } |
| 1160 | |
| 1161 | /** |
| 1162 | * executor using DiscardPolicy drops task if saturated. |
| 1163 | */ |
| 1164 | public void testSaturatedExecute3() { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1165 | final CountDownLatch done = new CountDownLatch(1); |
| 1166 | final TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
| 1167 | for (int i = 0; i < tasks.length; ++i) |
| 1168 | tasks[i] = new TrackedNoOpRunnable(); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1169 | final ThreadPoolExecutor p = |
| 1170 | new ThreadPoolExecutor(1, 1, |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1171 | LONG_DELAY_MS, MILLISECONDS, |
| 1172 | new ArrayBlockingQueue<Runnable>(1), |
| 1173 | new ThreadPoolExecutor.DiscardPolicy()); |
| 1174 | try (PoolCleaner cleaner = cleaner(p, done)) { |
| 1175 | p.execute(awaiter(done)); |
| 1176 | |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1177 | for (TrackedNoOpRunnable task : tasks) |
| 1178 | p.execute(task); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1179 | for (int i = 1; i < tasks.length; i++) |
| 1180 | assertFalse(tasks[i].done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1181 | } |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1182 | for (int i = 1; i < tasks.length; i++) |
| 1183 | assertFalse(tasks[i].done); |
| 1184 | assertTrue(tasks[0].done); // was waiting in queue |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1185 | } |
| 1186 | |
| 1187 | /** |
| 1188 | * executor using DiscardOldestPolicy drops oldest task if saturated. |
| 1189 | */ |
| 1190 | public void testSaturatedExecute4() { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1191 | final CountDownLatch done = new CountDownLatch(1); |
| 1192 | LatchAwaiter r1 = awaiter(done); |
| 1193 | LatchAwaiter r2 = awaiter(done); |
| 1194 | LatchAwaiter r3 = awaiter(done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1195 | final ThreadPoolExecutor p = |
| 1196 | new ThreadPoolExecutor(1, 1, |
| 1197 | LONG_DELAY_MS, MILLISECONDS, |
| 1198 | new ArrayBlockingQueue<Runnable>(1), |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1199 | new ThreadPoolExecutor.DiscardOldestPolicy()); |
| 1200 | try (PoolCleaner cleaner = cleaner(p, done)) { |
| 1201 | assertEquals(LatchAwaiter.NEW, r1.state); |
| 1202 | assertEquals(LatchAwaiter.NEW, r2.state); |
| 1203 | assertEquals(LatchAwaiter.NEW, r3.state); |
| 1204 | p.execute(r1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1205 | p.execute(r2); |
| 1206 | assertTrue(p.getQueue().contains(r2)); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1207 | p.execute(r3); |
| 1208 | assertFalse(p.getQueue().contains(r2)); |
| 1209 | assertTrue(p.getQueue().contains(r3)); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1210 | } |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1211 | assertEquals(LatchAwaiter.DONE, r1.state); |
| 1212 | assertEquals(LatchAwaiter.NEW, r2.state); |
| 1213 | assertEquals(LatchAwaiter.DONE, r3.state); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1214 | } |
| 1215 | |
| 1216 | /** |
| 1217 | * execute throws RejectedExecutionException if shutdown |
| 1218 | */ |
| 1219 | public void testRejectedExecutionExceptionOnShutdown() { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1220 | final ThreadPoolExecutor p = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1221 | new ThreadPoolExecutor(1, 1, |
| 1222 | LONG_DELAY_MS, MILLISECONDS, |
| 1223 | new ArrayBlockingQueue<Runnable>(1)); |
| 1224 | try { p.shutdown(); } catch (SecurityException ok) { return; } |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1225 | try (PoolCleaner cleaner = cleaner(p)) { |
| 1226 | try { |
| 1227 | p.execute(new NoOpRunnable()); |
| 1228 | shouldThrow(); |
| 1229 | } catch (RejectedExecutionException success) {} |
| 1230 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1231 | } |
| 1232 | |
| 1233 | /** |
| 1234 | * execute using CallerRunsPolicy drops task on shutdown |
| 1235 | */ |
| 1236 | public void testCallerRunsOnShutdown() { |
| 1237 | RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy(); |
| 1238 | final ThreadPoolExecutor p = |
| 1239 | new ThreadPoolExecutor(1, 1, |
| 1240 | LONG_DELAY_MS, MILLISECONDS, |
| 1241 | new ArrayBlockingQueue<Runnable>(1), h); |
| 1242 | |
| 1243 | try { p.shutdown(); } catch (SecurityException ok) { return; } |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1244 | try (PoolCleaner cleaner = cleaner(p)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1245 | TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
| 1246 | p.execute(r); |
| 1247 | assertFalse(r.done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1248 | } |
| 1249 | } |
| 1250 | |
| 1251 | /** |
| 1252 | * execute using DiscardPolicy drops task on shutdown |
| 1253 | */ |
| 1254 | public void testDiscardOnShutdown() { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1255 | final ThreadPoolExecutor p = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1256 | new ThreadPoolExecutor(1, 1, |
| 1257 | LONG_DELAY_MS, MILLISECONDS, |
| 1258 | new ArrayBlockingQueue<Runnable>(1), |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1259 | new ThreadPoolExecutor.DiscardPolicy()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1260 | |
| 1261 | try { p.shutdown(); } catch (SecurityException ok) { return; } |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1262 | try (PoolCleaner cleaner = cleaner(p)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1263 | TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
| 1264 | p.execute(r); |
| 1265 | assertFalse(r.done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1266 | } |
| 1267 | } |
| 1268 | |
| 1269 | /** |
| 1270 | * execute using DiscardOldestPolicy drops task on shutdown |
| 1271 | */ |
| 1272 | public void testDiscardOldestOnShutdown() { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1273 | final ThreadPoolExecutor p = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1274 | new ThreadPoolExecutor(1, 1, |
| 1275 | LONG_DELAY_MS, MILLISECONDS, |
| 1276 | new ArrayBlockingQueue<Runnable>(1), |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1277 | new ThreadPoolExecutor.DiscardOldestPolicy()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1278 | |
| 1279 | try { p.shutdown(); } catch (SecurityException ok) { return; } |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1280 | try (PoolCleaner cleaner = cleaner(p)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1281 | TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
| 1282 | p.execute(r); |
| 1283 | assertFalse(r.done); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1284 | } |
| 1285 | } |
| 1286 | |
| 1287 | /** |
| 1288 | * execute(null) throws NPE |
| 1289 | */ |
| 1290 | public void testExecuteNull() { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1291 | final ThreadPoolExecutor p = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1292 | new ThreadPoolExecutor(1, 2, |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1293 | 1L, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1294 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1295 | try (PoolCleaner cleaner = cleaner(p)) { |
| 1296 | try { |
| 1297 | p.execute(null); |
| 1298 | shouldThrow(); |
| 1299 | } catch (NullPointerException success) {} |
| 1300 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1301 | } |
| 1302 | |
| 1303 | /** |
| 1304 | * setCorePoolSize of negative value throws IllegalArgumentException |
| 1305 | */ |
| 1306 | public void testCorePoolSizeIllegalArgumentException() { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1307 | final ThreadPoolExecutor p = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1308 | new ThreadPoolExecutor(1, 2, |
| 1309 | LONG_DELAY_MS, MILLISECONDS, |
| 1310 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1311 | try (PoolCleaner cleaner = cleaner(p)) { |
| 1312 | try { |
| 1313 | p.setCorePoolSize(-1); |
| 1314 | shouldThrow(); |
| 1315 | } catch (IllegalArgumentException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1316 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1317 | } |
| 1318 | |
| 1319 | /** |
| 1320 | * setMaximumPoolSize(int) throws IllegalArgumentException if |
| 1321 | * given a value less the core pool size |
| 1322 | */ |
| 1323 | public void testMaximumPoolSizeIllegalArgumentException() { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1324 | final ThreadPoolExecutor p = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1325 | new ThreadPoolExecutor(2, 3, |
| 1326 | LONG_DELAY_MS, MILLISECONDS, |
| 1327 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1328 | try (PoolCleaner cleaner = cleaner(p)) { |
| 1329 | try { |
| 1330 | p.setMaximumPoolSize(1); |
| 1331 | shouldThrow(); |
| 1332 | } catch (IllegalArgumentException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1333 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1334 | } |
| 1335 | |
| 1336 | /** |
| 1337 | * setMaximumPoolSize throws IllegalArgumentException |
| 1338 | * if given a negative value |
| 1339 | */ |
| 1340 | public void testMaximumPoolSizeIllegalArgumentException2() { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1341 | final ThreadPoolExecutor p = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1342 | new ThreadPoolExecutor(2, 3, |
| 1343 | LONG_DELAY_MS, MILLISECONDS, |
| 1344 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1345 | try (PoolCleaner cleaner = cleaner(p)) { |
| 1346 | try { |
| 1347 | p.setMaximumPoolSize(-1); |
| 1348 | shouldThrow(); |
| 1349 | } catch (IllegalArgumentException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1350 | } |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1351 | } |
| 1352 | |
| 1353 | /** |
| 1354 | * Configuration changes that allow core pool size greater than |
| 1355 | * max pool size result in IllegalArgumentException. |
| 1356 | */ |
| 1357 | public void testPoolSizeInvariants() { |
| 1358 | final ThreadPoolExecutor p = |
| 1359 | new ThreadPoolExecutor(1, 1, |
| 1360 | LONG_DELAY_MS, MILLISECONDS, |
| 1361 | new ArrayBlockingQueue<Runnable>(10)); |
| 1362 | try (PoolCleaner cleaner = cleaner(p)) { |
| 1363 | for (int s = 1; s < 5; s++) { |
| 1364 | p.setMaximumPoolSize(s); |
| 1365 | p.setCorePoolSize(s); |
| 1366 | try { |
| 1367 | p.setMaximumPoolSize(s - 1); |
| 1368 | shouldThrow(); |
| 1369 | } catch (IllegalArgumentException success) {} |
| 1370 | assertEquals(s, p.getCorePoolSize()); |
| 1371 | assertEquals(s, p.getMaximumPoolSize()); |
| 1372 | try { |
| 1373 | p.setCorePoolSize(s + 1); |
Tobias Thierer | 5d175dd | 2017-03-02 19:28:56 +0000 | [diff] [blame] | 1374 | // Android-changed: changeset dfec9b5386ca028cc1468f3e2717120ab6274702 |
Przemyslaw Szczepaniak | d943f38 | 2016-03-17 14:05:28 +0000 | [diff] [blame] | 1375 | // disables this check for compatibility reason. |
| 1376 | // shouldThrow(); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1377 | } catch (IllegalArgumentException success) {} |
Tobias Thierer | 5d175dd | 2017-03-02 19:28:56 +0000 | [diff] [blame] | 1378 | // Android-changed: changeset dfec9b5386ca028cc1468f3e2717120ab6274702 |
Przemyslaw Szczepaniak | d943f38 | 2016-03-17 14:05:28 +0000 | [diff] [blame] | 1379 | // disables maximumpoolsize check for compatibility reason. |
| 1380 | // assertEquals(s, p.getCorePoolSize()); |
| 1381 | assertEquals(s + 1, p.getCorePoolSize()); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1382 | assertEquals(s, p.getMaximumPoolSize()); |
| 1383 | } |
| 1384 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1385 | } |
| 1386 | |
| 1387 | /** |
| 1388 | * setKeepAliveTime throws IllegalArgumentException |
| 1389 | * when given a negative value |
| 1390 | */ |
| 1391 | public void testKeepAliveTimeIllegalArgumentException() { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1392 | final ThreadPoolExecutor p = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1393 | new ThreadPoolExecutor(2, 3, |
| 1394 | LONG_DELAY_MS, MILLISECONDS, |
| 1395 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1396 | try (PoolCleaner cleaner = cleaner(p)) { |
| 1397 | try { |
| 1398 | p.setKeepAliveTime(-1, MILLISECONDS); |
| 1399 | shouldThrow(); |
| 1400 | } catch (IllegalArgumentException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1401 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1402 | } |
| 1403 | |
| 1404 | /** |
| 1405 | * terminated() is called on termination |
| 1406 | */ |
| 1407 | public void testTerminated() { |
| 1408 | ExtendedTPE p = new ExtendedTPE(); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1409 | try (PoolCleaner cleaner = cleaner(p)) { |
| 1410 | try { p.shutdown(); } catch (SecurityException ok) { return; } |
| 1411 | assertTrue(p.terminatedCalled()); |
| 1412 | assertTrue(p.isShutdown()); |
| 1413 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1414 | } |
| 1415 | |
| 1416 | /** |
| 1417 | * beforeExecute and afterExecute are called when executing task |
| 1418 | */ |
| 1419 | public void testBeforeAfter() throws InterruptedException { |
| 1420 | ExtendedTPE p = new ExtendedTPE(); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1421 | try (PoolCleaner cleaner = cleaner(p)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1422 | final CountDownLatch done = new CountDownLatch(1); |
Narayan Kamath | 8e9a0e9 | 2015-04-28 11:40:00 +0100 | [diff] [blame] | 1423 | p.execute(new CheckedRunnable() { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1424 | public void realRun() { |
| 1425 | done.countDown(); |
Narayan Kamath | 8e9a0e9 | 2015-04-28 11:40:00 +0100 | [diff] [blame] | 1426 | }}); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1427 | await(p.afterCalled); |
| 1428 | assertEquals(0, done.getCount()); |
| 1429 | assertTrue(p.afterCalled()); |
| 1430 | assertTrue(p.beforeCalled()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1431 | } |
| 1432 | } |
| 1433 | |
| 1434 | /** |
| 1435 | * completed submit of callable returns result |
| 1436 | */ |
| 1437 | public void testSubmitCallable() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1438 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1439 | new ThreadPoolExecutor(2, 2, |
| 1440 | LONG_DELAY_MS, MILLISECONDS, |
| 1441 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1442 | try (PoolCleaner cleaner = cleaner(e)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1443 | Future<String> future = e.submit(new StringTask()); |
| 1444 | String result = future.get(); |
| 1445 | assertSame(TEST_STRING, result); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1446 | } |
| 1447 | } |
| 1448 | |
| 1449 | /** |
| 1450 | * completed submit of runnable returns successfully |
| 1451 | */ |
| 1452 | public void testSubmitRunnable() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1453 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1454 | new ThreadPoolExecutor(2, 2, |
| 1455 | LONG_DELAY_MS, MILLISECONDS, |
| 1456 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1457 | try (PoolCleaner cleaner = cleaner(e)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1458 | Future<?> future = e.submit(new NoOpRunnable()); |
| 1459 | future.get(); |
| 1460 | assertTrue(future.isDone()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1461 | } |
| 1462 | } |
| 1463 | |
| 1464 | /** |
| 1465 | * completed submit of (runnable, result) returns result |
| 1466 | */ |
| 1467 | public void testSubmitRunnable2() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1468 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1469 | new ThreadPoolExecutor(2, 2, |
| 1470 | LONG_DELAY_MS, MILLISECONDS, |
| 1471 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1472 | try (PoolCleaner cleaner = cleaner(e)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1473 | Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
| 1474 | String result = future.get(); |
| 1475 | assertSame(TEST_STRING, result); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1476 | } |
| 1477 | } |
| 1478 | |
| 1479 | /** |
| 1480 | * invokeAny(null) throws NPE |
| 1481 | */ |
| 1482 | public void testInvokeAny1() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1483 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1484 | new ThreadPoolExecutor(2, 2, |
| 1485 | LONG_DELAY_MS, MILLISECONDS, |
| 1486 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1487 | try (PoolCleaner cleaner = cleaner(e)) { |
| 1488 | try { |
| 1489 | e.invokeAny(null); |
| 1490 | shouldThrow(); |
| 1491 | } catch (NullPointerException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1492 | } |
| 1493 | } |
| 1494 | |
| 1495 | /** |
| 1496 | * invokeAny(empty collection) throws IAE |
| 1497 | */ |
| 1498 | public void testInvokeAny2() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1499 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1500 | new ThreadPoolExecutor(2, 2, |
| 1501 | LONG_DELAY_MS, MILLISECONDS, |
| 1502 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1503 | try (PoolCleaner cleaner = cleaner(e)) { |
| 1504 | try { |
| 1505 | e.invokeAny(new ArrayList<Callable<String>>()); |
| 1506 | shouldThrow(); |
| 1507 | } catch (IllegalArgumentException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1508 | } |
| 1509 | } |
| 1510 | |
| 1511 | /** |
| 1512 | * invokeAny(c) throws NPE if c has null elements |
| 1513 | */ |
| 1514 | public void testInvokeAny3() throws Exception { |
| 1515 | final CountDownLatch latch = new CountDownLatch(1); |
| 1516 | final ExecutorService e = |
| 1517 | new ThreadPoolExecutor(2, 2, |
| 1518 | LONG_DELAY_MS, MILLISECONDS, |
| 1519 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1520 | try (PoolCleaner cleaner = cleaner(e)) { |
| 1521 | List<Callable<String>> l = new ArrayList<Callable<String>>(); |
| 1522 | l.add(latchAwaitingStringTask(latch)); |
| 1523 | l.add(null); |
| 1524 | try { |
| 1525 | e.invokeAny(l); |
| 1526 | shouldThrow(); |
| 1527 | } catch (NullPointerException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1528 | latch.countDown(); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1529 | } |
| 1530 | } |
| 1531 | |
| 1532 | /** |
| 1533 | * invokeAny(c) throws ExecutionException if no task completes |
| 1534 | */ |
| 1535 | public void testInvokeAny4() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1536 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1537 | new ThreadPoolExecutor(2, 2, |
| 1538 | LONG_DELAY_MS, MILLISECONDS, |
| 1539 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1540 | try (PoolCleaner cleaner = cleaner(e)) { |
| 1541 | List<Callable<String>> l = new ArrayList<Callable<String>>(); |
| 1542 | l.add(new NPETask()); |
| 1543 | try { |
| 1544 | e.invokeAny(l); |
| 1545 | shouldThrow(); |
| 1546 | } catch (ExecutionException success) { |
| 1547 | assertTrue(success.getCause() instanceof NullPointerException); |
| 1548 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1549 | } |
| 1550 | } |
| 1551 | |
| 1552 | /** |
| 1553 | * invokeAny(c) returns result of some task |
| 1554 | */ |
| 1555 | public void testInvokeAny5() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1556 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1557 | new ThreadPoolExecutor(2, 2, |
| 1558 | LONG_DELAY_MS, MILLISECONDS, |
| 1559 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1560 | try (PoolCleaner cleaner = cleaner(e)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1561 | List<Callable<String>> l = new ArrayList<Callable<String>>(); |
| 1562 | l.add(new StringTask()); |
| 1563 | l.add(new StringTask()); |
| 1564 | String result = e.invokeAny(l); |
| 1565 | assertSame(TEST_STRING, result); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1566 | } |
| 1567 | } |
| 1568 | |
| 1569 | /** |
| 1570 | * invokeAll(null) throws NPE |
| 1571 | */ |
| 1572 | public void testInvokeAll1() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1573 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1574 | new ThreadPoolExecutor(2, 2, |
| 1575 | LONG_DELAY_MS, MILLISECONDS, |
| 1576 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1577 | try (PoolCleaner cleaner = cleaner(e)) { |
| 1578 | try { |
| 1579 | e.invokeAll(null); |
| 1580 | shouldThrow(); |
| 1581 | } catch (NullPointerException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1582 | } |
| 1583 | } |
| 1584 | |
| 1585 | /** |
| 1586 | * invokeAll(empty collection) returns empty collection |
| 1587 | */ |
| 1588 | public void testInvokeAll2() throws InterruptedException { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1589 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1590 | new ThreadPoolExecutor(2, 2, |
| 1591 | LONG_DELAY_MS, MILLISECONDS, |
| 1592 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1593 | try (PoolCleaner cleaner = cleaner(e)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1594 | List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
| 1595 | assertTrue(r.isEmpty()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1596 | } |
| 1597 | } |
| 1598 | |
| 1599 | /** |
| 1600 | * invokeAll(c) throws NPE if c has null elements |
| 1601 | */ |
| 1602 | public void testInvokeAll3() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1603 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1604 | new ThreadPoolExecutor(2, 2, |
| 1605 | LONG_DELAY_MS, MILLISECONDS, |
| 1606 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1607 | try (PoolCleaner cleaner = cleaner(e)) { |
| 1608 | List<Callable<String>> l = new ArrayList<Callable<String>>(); |
| 1609 | l.add(new StringTask()); |
| 1610 | l.add(null); |
| 1611 | try { |
| 1612 | e.invokeAll(l); |
| 1613 | shouldThrow(); |
| 1614 | } catch (NullPointerException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1615 | } |
| 1616 | } |
| 1617 | |
| 1618 | /** |
| 1619 | * get of element of invokeAll(c) throws exception on failed task |
| 1620 | */ |
| 1621 | public void testInvokeAll4() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1622 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1623 | new ThreadPoolExecutor(2, 2, |
| 1624 | LONG_DELAY_MS, MILLISECONDS, |
| 1625 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1626 | try (PoolCleaner cleaner = cleaner(e)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1627 | List<Callable<String>> l = new ArrayList<Callable<String>>(); |
| 1628 | l.add(new NPETask()); |
| 1629 | List<Future<String>> futures = e.invokeAll(l); |
| 1630 | assertEquals(1, futures.size()); |
| 1631 | try { |
| 1632 | futures.get(0).get(); |
| 1633 | shouldThrow(); |
| 1634 | } catch (ExecutionException success) { |
| 1635 | assertTrue(success.getCause() instanceof NullPointerException); |
| 1636 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1637 | } |
| 1638 | } |
| 1639 | |
| 1640 | /** |
| 1641 | * invokeAll(c) returns results of all completed tasks |
| 1642 | */ |
| 1643 | public void testInvokeAll5() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1644 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1645 | new ThreadPoolExecutor(2, 2, |
| 1646 | LONG_DELAY_MS, MILLISECONDS, |
| 1647 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1648 | try (PoolCleaner cleaner = cleaner(e)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1649 | List<Callable<String>> l = new ArrayList<Callable<String>>(); |
| 1650 | l.add(new StringTask()); |
| 1651 | l.add(new StringTask()); |
| 1652 | List<Future<String>> futures = e.invokeAll(l); |
| 1653 | assertEquals(2, futures.size()); |
| 1654 | for (Future<String> future : futures) |
| 1655 | assertSame(TEST_STRING, future.get()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1656 | } |
| 1657 | } |
| 1658 | |
| 1659 | /** |
| 1660 | * timed invokeAny(null) throws NPE |
| 1661 | */ |
| 1662 | public void testTimedInvokeAny1() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1663 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1664 | new ThreadPoolExecutor(2, 2, |
| 1665 | LONG_DELAY_MS, MILLISECONDS, |
| 1666 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1667 | try (PoolCleaner cleaner = cleaner(e)) { |
| 1668 | try { |
| 1669 | e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
| 1670 | shouldThrow(); |
| 1671 | } catch (NullPointerException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1672 | } |
| 1673 | } |
| 1674 | |
| 1675 | /** |
| 1676 | * timed invokeAny(,,null) throws NPE |
| 1677 | */ |
| 1678 | public void testTimedInvokeAnyNullTimeUnit() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1679 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1680 | new ThreadPoolExecutor(2, 2, |
| 1681 | LONG_DELAY_MS, MILLISECONDS, |
| 1682 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1683 | try (PoolCleaner cleaner = cleaner(e)) { |
| 1684 | List<Callable<String>> l = new ArrayList<Callable<String>>(); |
| 1685 | l.add(new StringTask()); |
| 1686 | try { |
| 1687 | e.invokeAny(l, MEDIUM_DELAY_MS, null); |
| 1688 | shouldThrow(); |
| 1689 | } catch (NullPointerException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1690 | } |
| 1691 | } |
| 1692 | |
| 1693 | /** |
| 1694 | * timed invokeAny(empty collection) throws IAE |
| 1695 | */ |
| 1696 | public void testTimedInvokeAny2() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1697 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1698 | new ThreadPoolExecutor(2, 2, |
| 1699 | LONG_DELAY_MS, MILLISECONDS, |
| 1700 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1701 | try (PoolCleaner cleaner = cleaner(e)) { |
| 1702 | try { |
| 1703 | e.invokeAny(new ArrayList<Callable<String>>(), |
| 1704 | MEDIUM_DELAY_MS, MILLISECONDS); |
| 1705 | shouldThrow(); |
| 1706 | } catch (IllegalArgumentException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1707 | } |
| 1708 | } |
| 1709 | |
| 1710 | /** |
| 1711 | * timed invokeAny(c) throws NPE if c has null elements |
| 1712 | */ |
| 1713 | public void testTimedInvokeAny3() throws Exception { |
| 1714 | final CountDownLatch latch = new CountDownLatch(1); |
| 1715 | final ExecutorService e = |
| 1716 | new ThreadPoolExecutor(2, 2, |
| 1717 | LONG_DELAY_MS, MILLISECONDS, |
| 1718 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1719 | try (PoolCleaner cleaner = cleaner(e)) { |
| 1720 | List<Callable<String>> l = new ArrayList<Callable<String>>(); |
| 1721 | l.add(latchAwaitingStringTask(latch)); |
| 1722 | l.add(null); |
| 1723 | try { |
| 1724 | e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
| 1725 | shouldThrow(); |
| 1726 | } catch (NullPointerException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1727 | latch.countDown(); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1728 | } |
| 1729 | } |
| 1730 | |
| 1731 | /** |
| 1732 | * timed invokeAny(c) throws ExecutionException if no task completes |
| 1733 | */ |
| 1734 | public void testTimedInvokeAny4() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1735 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1736 | new ThreadPoolExecutor(2, 2, |
| 1737 | LONG_DELAY_MS, MILLISECONDS, |
| 1738 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1739 | try (PoolCleaner cleaner = cleaner(e)) { |
| 1740 | long startTime = System.nanoTime(); |
| 1741 | List<Callable<String>> l = new ArrayList<Callable<String>>(); |
| 1742 | l.add(new NPETask()); |
| 1743 | try { |
| 1744 | e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS); |
| 1745 | shouldThrow(); |
| 1746 | } catch (ExecutionException success) { |
| 1747 | assertTrue(success.getCause() instanceof NullPointerException); |
| 1748 | } |
| 1749 | assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1750 | } |
| 1751 | } |
| 1752 | |
| 1753 | /** |
| 1754 | * timed invokeAny(c) returns result of some task |
| 1755 | */ |
| 1756 | public void testTimedInvokeAny5() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1757 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1758 | new ThreadPoolExecutor(2, 2, |
| 1759 | LONG_DELAY_MS, MILLISECONDS, |
| 1760 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1761 | try (PoolCleaner cleaner = cleaner(e)) { |
| 1762 | long startTime = System.nanoTime(); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1763 | List<Callable<String>> l = new ArrayList<Callable<String>>(); |
| 1764 | l.add(new StringTask()); |
| 1765 | l.add(new StringTask()); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1766 | String result = e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1767 | assertSame(TEST_STRING, result); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1768 | assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1769 | } |
| 1770 | } |
| 1771 | |
| 1772 | /** |
| 1773 | * timed invokeAll(null) throws NPE |
| 1774 | */ |
| 1775 | public void testTimedInvokeAll1() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1776 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1777 | new ThreadPoolExecutor(2, 2, |
| 1778 | LONG_DELAY_MS, MILLISECONDS, |
| 1779 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1780 | try (PoolCleaner cleaner = cleaner(e)) { |
| 1781 | try { |
| 1782 | e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
| 1783 | shouldThrow(); |
| 1784 | } catch (NullPointerException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1785 | } |
| 1786 | } |
| 1787 | |
| 1788 | /** |
| 1789 | * timed invokeAll(,,null) throws NPE |
| 1790 | */ |
| 1791 | public void testTimedInvokeAllNullTimeUnit() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1792 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1793 | new ThreadPoolExecutor(2, 2, |
| 1794 | LONG_DELAY_MS, MILLISECONDS, |
| 1795 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1796 | try (PoolCleaner cleaner = cleaner(e)) { |
| 1797 | List<Callable<String>> l = new ArrayList<Callable<String>>(); |
| 1798 | l.add(new StringTask()); |
| 1799 | try { |
| 1800 | e.invokeAll(l, MEDIUM_DELAY_MS, null); |
| 1801 | shouldThrow(); |
| 1802 | } catch (NullPointerException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1803 | } |
| 1804 | } |
| 1805 | |
| 1806 | /** |
| 1807 | * timed invokeAll(empty collection) returns empty collection |
| 1808 | */ |
| 1809 | public void testTimedInvokeAll2() throws InterruptedException { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1810 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1811 | new ThreadPoolExecutor(2, 2, |
| 1812 | LONG_DELAY_MS, MILLISECONDS, |
| 1813 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1814 | try (PoolCleaner cleaner = cleaner(e)) { |
| 1815 | List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), |
| 1816 | MEDIUM_DELAY_MS, MILLISECONDS); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1817 | assertTrue(r.isEmpty()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1818 | } |
| 1819 | } |
| 1820 | |
| 1821 | /** |
| 1822 | * timed invokeAll(c) throws NPE if c has null elements |
| 1823 | */ |
| 1824 | public void testTimedInvokeAll3() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1825 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1826 | new ThreadPoolExecutor(2, 2, |
| 1827 | LONG_DELAY_MS, MILLISECONDS, |
| 1828 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1829 | try (PoolCleaner cleaner = cleaner(e)) { |
| 1830 | List<Callable<String>> l = new ArrayList<Callable<String>>(); |
| 1831 | l.add(new StringTask()); |
| 1832 | l.add(null); |
| 1833 | try { |
| 1834 | e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
| 1835 | shouldThrow(); |
| 1836 | } catch (NullPointerException success) {} |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1837 | } |
| 1838 | } |
| 1839 | |
| 1840 | /** |
| 1841 | * get of element of invokeAll(c) throws exception on failed task |
| 1842 | */ |
| 1843 | public void testTimedInvokeAll4() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1844 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1845 | new ThreadPoolExecutor(2, 2, |
| 1846 | LONG_DELAY_MS, MILLISECONDS, |
| 1847 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1848 | try (PoolCleaner cleaner = cleaner(e)) { |
| 1849 | List<Callable<String>> l = new ArrayList<Callable<String>>(); |
| 1850 | l.add(new NPETask()); |
| 1851 | List<Future<String>> futures = |
| 1852 | e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
| 1853 | assertEquals(1, futures.size()); |
| 1854 | try { |
| 1855 | futures.get(0).get(); |
| 1856 | shouldThrow(); |
| 1857 | } catch (ExecutionException success) { |
| 1858 | assertTrue(success.getCause() instanceof NullPointerException); |
| 1859 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1860 | } |
| 1861 | } |
| 1862 | |
| 1863 | /** |
| 1864 | * timed invokeAll(c) returns results of all completed tasks |
| 1865 | */ |
| 1866 | public void testTimedInvokeAll5() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1867 | final ExecutorService e = |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1868 | new ThreadPoolExecutor(2, 2, |
| 1869 | LONG_DELAY_MS, MILLISECONDS, |
| 1870 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1871 | try (PoolCleaner cleaner = cleaner(e)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1872 | List<Callable<String>> l = new ArrayList<Callable<String>>(); |
| 1873 | l.add(new StringTask()); |
| 1874 | l.add(new StringTask()); |
| 1875 | List<Future<String>> futures = |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1876 | e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1877 | assertEquals(2, futures.size()); |
| 1878 | for (Future<String> future : futures) |
| 1879 | assertSame(TEST_STRING, future.get()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1880 | } |
| 1881 | } |
| 1882 | |
| 1883 | /** |
| 1884 | * timed invokeAll(c) cancels tasks not completed by timeout |
| 1885 | */ |
| 1886 | public void testTimedInvokeAll6() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1887 | for (long timeout = timeoutMillis();;) { |
| 1888 | final CountDownLatch done = new CountDownLatch(1); |
| 1889 | final Callable<String> waiter = new CheckedCallable<String>() { |
| 1890 | public String realCall() { |
| 1891 | try { done.await(LONG_DELAY_MS, MILLISECONDS); } |
| 1892 | catch (InterruptedException ok) {} |
| 1893 | return "1"; }}; |
| 1894 | final ExecutorService p = |
| 1895 | new ThreadPoolExecutor(2, 2, |
| 1896 | LONG_DELAY_MS, MILLISECONDS, |
| 1897 | new ArrayBlockingQueue<Runnable>(10)); |
| 1898 | try (PoolCleaner cleaner = cleaner(p, done)) { |
| 1899 | List<Callable<String>> tasks = new ArrayList<>(); |
| 1900 | tasks.add(new StringTask("0")); |
| 1901 | tasks.add(waiter); |
| 1902 | tasks.add(new StringTask("2")); |
| 1903 | long startTime = System.nanoTime(); |
| 1904 | List<Future<String>> futures = |
| 1905 | p.invokeAll(tasks, timeout, MILLISECONDS); |
| 1906 | assertEquals(tasks.size(), futures.size()); |
| 1907 | assertTrue(millisElapsedSince(startTime) >= timeout); |
| 1908 | for (Future future : futures) |
| 1909 | assertTrue(future.isDone()); |
| 1910 | assertTrue(futures.get(1).isCancelled()); |
| 1911 | try { |
| 1912 | assertEquals("0", futures.get(0).get()); |
| 1913 | assertEquals("2", futures.get(2).get()); |
| 1914 | break; |
| 1915 | } catch (CancellationException retryWithLongerTimeout) { |
| 1916 | timeout *= 2; |
| 1917 | if (timeout >= LONG_DELAY_MS / 2) |
| 1918 | fail("expected exactly one task to be cancelled"); |
| 1919 | } |
| 1920 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1921 | } |
| 1922 | } |
| 1923 | |
| 1924 | /** |
| 1925 | * Execution continues if there is at least one thread even if |
| 1926 | * thread factory fails to create more |
| 1927 | */ |
| 1928 | public void testFailingThreadFactory() throws InterruptedException { |
| 1929 | final ExecutorService e = |
| 1930 | new ThreadPoolExecutor(100, 100, |
| 1931 | LONG_DELAY_MS, MILLISECONDS, |
| 1932 | new LinkedBlockingQueue<Runnable>(), |
| 1933 | new FailingThreadFactory()); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1934 | try (PoolCleaner cleaner = cleaner(e)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1935 | final int TASKS = 100; |
| 1936 | final CountDownLatch done = new CountDownLatch(TASKS); |
| 1937 | for (int k = 0; k < TASKS; ++k) |
| 1938 | e.execute(new CheckedRunnable() { |
| 1939 | public void realRun() { |
| 1940 | done.countDown(); |
| 1941 | }}); |
| 1942 | assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS)); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1943 | } |
| 1944 | } |
| 1945 | |
| 1946 | /** |
| 1947 | * allowsCoreThreadTimeOut is by default false. |
| 1948 | */ |
| 1949 | public void testAllowsCoreThreadTimeOut() { |
| 1950 | final ThreadPoolExecutor p = |
| 1951 | new ThreadPoolExecutor(2, 2, |
| 1952 | 1000, MILLISECONDS, |
| 1953 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1954 | try (PoolCleaner cleaner = cleaner(p)) { |
| 1955 | assertFalse(p.allowsCoreThreadTimeOut()); |
| 1956 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1957 | } |
| 1958 | |
| 1959 | /** |
| 1960 | * allowCoreThreadTimeOut(true) causes idle threads to time out |
| 1961 | */ |
| 1962 | public void testAllowCoreThreadTimeOut_true() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1963 | long keepAliveTime = timeoutMillis(); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1964 | final ThreadPoolExecutor p = |
| 1965 | new ThreadPoolExecutor(2, 10, |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1966 | keepAliveTime, MILLISECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1967 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1968 | try (PoolCleaner cleaner = cleaner(p)) { |
| 1969 | final CountDownLatch threadStarted = new CountDownLatch(1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1970 | p.allowCoreThreadTimeOut(true); |
| 1971 | p.execute(new CheckedRunnable() { |
| 1972 | public void realRun() { |
| 1973 | threadStarted.countDown(); |
| 1974 | assertEquals(1, p.getPoolSize()); |
| 1975 | }}); |
| 1976 | await(threadStarted); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1977 | delay(keepAliveTime); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1978 | long startTime = System.nanoTime(); |
| 1979 | while (p.getPoolSize() > 0 |
| 1980 | && millisElapsedSince(startTime) < LONG_DELAY_MS) |
| 1981 | Thread.yield(); |
| 1982 | assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
| 1983 | assertEquals(0, p.getPoolSize()); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1984 | } |
| 1985 | } |
| 1986 | |
| 1987 | /** |
| 1988 | * allowCoreThreadTimeOut(false) causes idle threads not to time out |
| 1989 | */ |
| 1990 | public void testAllowCoreThreadTimeOut_false() throws Exception { |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1991 | long keepAliveTime = timeoutMillis(); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1992 | final ThreadPoolExecutor p = |
| 1993 | new ThreadPoolExecutor(2, 10, |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1994 | keepAliveTime, MILLISECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1995 | new ArrayBlockingQueue<Runnable>(10)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 1996 | try (PoolCleaner cleaner = cleaner(p)) { |
| 1997 | final CountDownLatch threadStarted = new CountDownLatch(1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 1998 | p.allowCoreThreadTimeOut(false); |
| 1999 | p.execute(new CheckedRunnable() { |
| 2000 | public void realRun() throws InterruptedException { |
| 2001 | threadStarted.countDown(); |
| 2002 | assertTrue(p.getPoolSize() >= 1); |
| 2003 | }}); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 2004 | delay(2 * keepAliveTime); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 2005 | assertTrue(p.getPoolSize() >= 1); |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 2006 | } |
| 2007 | } |
| 2008 | |
| 2009 | /** |
| 2010 | * execute allows the same task to be submitted multiple times, even |
| 2011 | * if rejected |
| 2012 | */ |
| 2013 | public void testRejectedRecycledTask() throws InterruptedException { |
| 2014 | final int nTasks = 1000; |
| 2015 | final CountDownLatch done = new CountDownLatch(nTasks); |
| 2016 | final Runnable recycledTask = new Runnable() { |
| 2017 | public void run() { |
| 2018 | done.countDown(); |
| 2019 | }}; |
| 2020 | final ThreadPoolExecutor p = |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 2021 | new ThreadPoolExecutor(1, 30, |
| 2022 | 60, SECONDS, |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 2023 | new ArrayBlockingQueue(30)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 2024 | try (PoolCleaner cleaner = cleaner(p)) { |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 2025 | for (int i = 0; i < nTasks; ++i) { |
| 2026 | for (;;) { |
| 2027 | try { |
| 2028 | p.execute(recycledTask); |
| 2029 | break; |
| 2030 | } |
| 2031 | catch (RejectedExecutionException ignore) {} |
| 2032 | } |
| 2033 | } |
| 2034 | // enough time to run all tasks |
| 2035 | assertTrue(done.await(nTasks * SHORT_DELAY_MS, MILLISECONDS)); |
Przemyslaw Szczepaniak | b8b7511 | 2016-03-11 15:59:10 +0000 | [diff] [blame] | 2036 | } |
| 2037 | } |
| 2038 | |
| 2039 | /** |
| 2040 | * get(cancelled task) throws CancellationException |
| 2041 | */ |
| 2042 | public void testGet_cancelled() throws Exception { |
| 2043 | final CountDownLatch done = new CountDownLatch(1); |
| 2044 | final ExecutorService e = |
| 2045 | new ThreadPoolExecutor(1, 1, |
| 2046 | LONG_DELAY_MS, MILLISECONDS, |
| 2047 | new LinkedBlockingQueue<Runnable>()); |
| 2048 | try (PoolCleaner cleaner = cleaner(e, done)) { |
| 2049 | final CountDownLatch blockerStarted = new CountDownLatch(1); |
| 2050 | final List<Future<?>> futures = new ArrayList<>(); |
| 2051 | for (int i = 0; i < 2; i++) { |
| 2052 | Runnable r = new CheckedRunnable() { public void realRun() |
| 2053 | throws Throwable { |
| 2054 | blockerStarted.countDown(); |
| 2055 | assertTrue(done.await(2 * LONG_DELAY_MS, MILLISECONDS)); |
| 2056 | }}; |
| 2057 | futures.add(e.submit(r)); |
| 2058 | } |
| 2059 | await(blockerStarted); |
| 2060 | for (Future<?> future : futures) future.cancel(false); |
| 2061 | for (Future<?> future : futures) { |
| 2062 | try { |
| 2063 | future.get(); |
| 2064 | shouldThrow(); |
| 2065 | } catch (CancellationException success) {} |
| 2066 | try { |
| 2067 | future.get(LONG_DELAY_MS, MILLISECONDS); |
| 2068 | shouldThrow(); |
| 2069 | } catch (CancellationException success) {} |
| 2070 | assertTrue(future.isCancelled()); |
| 2071 | assertTrue(future.isDone()); |
| 2072 | } |
Calin Juravle | 8f0d92b | 2013-08-01 17:26:00 +0100 | [diff] [blame] | 2073 | } |
| 2074 | } |
| 2075 | |
| 2076 | } |