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