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import java.util.*; |
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import java.util.concurrent.*; |
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import java.math.BigInteger; |
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import java.security.*; |
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|
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public class ExecutorsTest extends JSR166TestCase{ |
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public static void main(String[] args) { |
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junit.textui.TestRunner.run (suite()); |
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junit.textui.TestRunner.run (suite()); |
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} |
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public static Test suite() { |
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return new TestSuite(ExecutorsTest.class); |
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< |
} |
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|
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private static final String TEST_STRING = "a test string"; |
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< |
|
24 |
< |
private static class StringTask implements Callable<String> { |
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public String call() { return TEST_STRING; } |
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} |
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< |
|
28 |
< |
static class DirectExecutor implements Executor { |
29 |
< |
public void execute(Runnable r) { |
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< |
r.run(); |
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< |
} |
20 |
> |
return new TestSuite(ExecutorsTest.class); |
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} |
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|
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static class TimedCallable<T> implements Callable<T> { |
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< |
private final Executor exec; |
24 |
> |
private final ExecutorService exec; |
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private final Callable<T> func; |
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private final long msecs; |
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|
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< |
TimedCallable(Executor exec, Callable<T> func, long msecs) { |
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> |
TimedCallable(ExecutorService exec, Callable<T> func, long msecs) { |
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this.exec = exec; |
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this.func = func; |
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this.msecs = msecs; |
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} |
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|
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public T call() throws Exception { |
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< |
Future<T> ftask = Executors.execute(exec, func); |
35 |
> |
Future<T> ftask = exec.submit(func); |
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try { |
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return ftask.get(msecs, TimeUnit.MILLISECONDS); |
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} finally { |
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} |
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} |
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|
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/** |
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* execute of runnable runs it to completion |
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*/ |
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public void testExecuteRunnable () { |
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try { |
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Executor e = new DirectExecutor(); |
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TrackedRunnable task = new TrackedRunnable(); |
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assertFalse(task.done); |
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Future<String> future = Executors.execute(e, task, TEST_STRING); |
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String result = future.get(); |
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assertTrue(task.done); |
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assertSame(TEST_STRING, result); |
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} |
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catch (ExecutionException ex) { |
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unexpectedException(); |
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} |
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catch (InterruptedException ex) { |
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unexpectedException(); |
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} |
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} |
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|
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/** |
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* invoke of a runnable runs it to completion |
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*/ |
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public void testInvokeRunnable () { |
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try { |
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Executor e = new DirectExecutor(); |
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TrackedRunnable task = new TrackedRunnable(); |
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assertFalse(task.done); |
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Executors.invoke(e, task); |
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assertTrue(task.done); |
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} |
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catch (ExecutionException ex) { |
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unexpectedException(); |
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} |
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catch (InterruptedException ex) { |
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unexpectedException(); |
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} |
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} |
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|
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/** |
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* execute of a callable runs it to completion |
231 |
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*/ |
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public void testExecuteCallable () { |
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try { |
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Executor e = new DirectExecutor(); |
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Future<String> future = Executors.execute(e, new StringTask()); |
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String result = future.get(); |
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assertSame(TEST_STRING, result); |
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} |
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catch (ExecutionException ex) { |
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unexpectedException(); |
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} |
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catch (InterruptedException ex) { |
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unexpectedException(); |
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} |
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} |
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|
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/** |
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* invoke of a collable runs it to completion |
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*/ |
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public void testInvokeCallable () { |
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try { |
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Executor e = new DirectExecutor(); |
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String result = Executors.invoke(e, new StringTask()); |
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|
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assertSame(TEST_STRING, result); |
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} |
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catch (ExecutionException ex) { |
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unexpectedException(); |
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} |
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catch (InterruptedException ex) { |
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unexpectedException(); |
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} |
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} |
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|
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/** |
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* execute with null executor throws NPE |
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*/ |
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public void testNullExecuteRunnable () { |
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try { |
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TrackedRunnable task = new TrackedRunnable(); |
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assertFalse(task.done); |
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Future<String> future = Executors.execute(null, task, TEST_STRING); |
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shouldThrow(); |
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} |
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catch (NullPointerException success) { |
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} |
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catch (Exception ex) { |
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unexpectedException(); |
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} |
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} |
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|
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/** |
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* execute with a null runnable throws NPE |
284 |
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*/ |
285 |
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public void testExecuteNullRunnable() { |
286 |
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try { |
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Executor e = new DirectExecutor(); |
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TrackedRunnable task = null; |
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Future<String> future = Executors.execute(e, task, TEST_STRING); |
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shouldThrow(); |
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} |
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catch (NullPointerException success) { |
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} |
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catch (Exception ex) { |
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unexpectedException(); |
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} |
297 |
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} |
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|
299 |
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/** |
300 |
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* invoke of a null runnable throws NPE |
301 |
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*/ |
302 |
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public void testInvokeNullRunnable () { |
303 |
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try { |
304 |
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Executor e = new DirectExecutor(); |
305 |
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TrackedRunnable task = null; |
306 |
– |
Executors.invoke(e, task); |
307 |
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shouldThrow(); |
308 |
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} |
309 |
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catch (NullPointerException success) { |
310 |
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} |
311 |
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catch (Exception ex) { |
312 |
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unexpectedException(); |
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} |
314 |
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} |
315 |
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|
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/** |
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* execute of a null callable throws NPE |
318 |
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*/ |
319 |
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public void testExecuteNullCallable () { |
320 |
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try { |
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Executor e = new DirectExecutor(); |
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StringTask t = null; |
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Future<String> future = Executors.execute(e, t); |
324 |
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shouldThrow(); |
325 |
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} |
326 |
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catch (NullPointerException success) { |
327 |
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} |
328 |
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catch (Exception ex) { |
329 |
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unexpectedException(); |
330 |
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} |
331 |
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} |
332 |
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|
333 |
– |
/** |
334 |
– |
* invoke of a null callable throws NPE |
335 |
– |
*/ |
336 |
– |
public void testInvokeNullCallable () { |
337 |
– |
try { |
338 |
– |
Executor e = new DirectExecutor(); |
339 |
– |
StringTask t = null; |
340 |
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String result = Executors.invoke(e, t); |
341 |
– |
shouldThrow(); |
342 |
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} |
343 |
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catch (NullPointerException success) { |
344 |
– |
} |
345 |
– |
catch (Exception ex) { |
346 |
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unexpectedException(); |
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} |
348 |
– |
} |
349 |
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|
350 |
– |
/** |
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* execute(Executor, Runnable) throws RejectedExecutionException |
352 |
– |
* if saturated. |
353 |
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*/ |
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public void testExecute1() { |
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– |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1)); |
356 |
– |
try { |
357 |
– |
|
358 |
– |
for(int i = 0; i < 5; ++i){ |
359 |
– |
Executors.execute(p, new MediumRunnable(), Boolean.TRUE); |
360 |
– |
} |
361 |
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shouldThrow(); |
362 |
– |
} catch(RejectedExecutionException success){} |
363 |
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joinPool(p); |
364 |
– |
} |
365 |
– |
|
366 |
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/** |
367 |
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* execute(Executor, Callable)throws RejectedExecutionException |
368 |
– |
* if saturated. |
369 |
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*/ |
370 |
– |
public void testExecute2() { |
371 |
– |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1)); |
372 |
– |
try { |
373 |
– |
for(int i = 0; i < 5; ++i) { |
374 |
– |
Executors.execute(p, new SmallCallable()); |
375 |
– |
} |
376 |
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shouldThrow(); |
377 |
– |
} catch(RejectedExecutionException e){} |
378 |
– |
joinPool(p); |
379 |
– |
} |
380 |
– |
|
381 |
– |
|
382 |
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/** |
383 |
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* invoke(Executor, Runnable) throws InterruptedException if |
384 |
– |
* caller interrupted. |
385 |
– |
*/ |
386 |
– |
public void testInterruptedInvoke() { |
387 |
– |
final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
388 |
– |
Thread t = new Thread(new Runnable() { |
389 |
– |
public void run() { |
390 |
– |
try { |
391 |
– |
Executors.invoke(p,new Runnable() { |
392 |
– |
public void run() { |
393 |
– |
try { |
394 |
– |
Thread.sleep(MEDIUM_DELAY_MS); |
395 |
– |
shouldThrow(); |
396 |
– |
} catch(InterruptedException e){ |
397 |
– |
} |
398 |
– |
} |
399 |
– |
}); |
400 |
– |
} catch(InterruptedException success){ |
401 |
– |
} catch(Exception e) { |
402 |
– |
unexpectedException(); |
403 |
– |
} |
404 |
– |
|
405 |
– |
} |
406 |
– |
}); |
407 |
– |
try { |
408 |
– |
t.start(); |
409 |
– |
Thread.sleep(SHORT_DELAY_MS); |
410 |
– |
t.interrupt(); |
411 |
– |
} catch(Exception e){ |
412 |
– |
unexpectedException(); |
413 |
– |
} |
414 |
– |
joinPool(p); |
415 |
– |
} |
416 |
– |
|
417 |
– |
/** |
418 |
– |
* invoke(Executor, Runnable) throws ExecutionException if |
419 |
– |
* runnable throws exception. |
420 |
– |
*/ |
421 |
– |
public void testInvoke3() { |
422 |
– |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
423 |
– |
try { |
424 |
– |
Runnable r = new Runnable() { |
425 |
– |
public void run() { |
426 |
– |
int i = 5/0; |
427 |
– |
} |
428 |
– |
}; |
429 |
– |
|
430 |
– |
for(int i =0; i < 5; i++){ |
431 |
– |
Executors.invoke(p,r); |
432 |
– |
} |
433 |
– |
|
434 |
– |
shouldThrow(); |
435 |
– |
} catch(ExecutionException success){ |
436 |
– |
} catch(Exception e){ |
437 |
– |
unexpectedException(); |
438 |
– |
} |
439 |
– |
joinPool(p); |
440 |
– |
} |
441 |
– |
|
442 |
– |
|
443 |
– |
|
444 |
– |
/** |
445 |
– |
* invoke(Executor, Callable) throws InterruptedException if |
446 |
– |
* callable throws exception |
447 |
– |
*/ |
448 |
– |
public void testInvoke5() { |
449 |
– |
final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
450 |
– |
|
451 |
– |
final Callable c = new Callable() { |
452 |
– |
public Object call() { |
453 |
– |
try { |
454 |
– |
Executors.invoke(p, new SmallCallable()); |
455 |
– |
shouldThrow(); |
456 |
– |
} catch(InterruptedException e){} |
457 |
– |
catch(RejectedExecutionException e2){} |
458 |
– |
catch(ExecutionException e3){} |
459 |
– |
return Boolean.TRUE; |
460 |
– |
} |
461 |
– |
}; |
462 |
– |
|
463 |
– |
|
464 |
– |
|
465 |
– |
Thread t = new Thread(new Runnable() { |
466 |
– |
public void run() { |
467 |
– |
try { |
468 |
– |
c.call(); |
469 |
– |
} catch(Exception e){} |
470 |
– |
} |
471 |
– |
}); |
472 |
– |
try { |
473 |
– |
t.start(); |
474 |
– |
Thread.sleep(SHORT_DELAY_MS); |
475 |
– |
t.interrupt(); |
476 |
– |
t.join(); |
477 |
– |
} catch(InterruptedException e){ |
478 |
– |
unexpectedException(); |
479 |
– |
} |
480 |
– |
|
481 |
– |
joinPool(p); |
482 |
– |
} |
483 |
– |
|
484 |
– |
/** |
485 |
– |
* invoke(Executor, Callable) will throw ExecutionException |
486 |
– |
* if callable throws exception |
487 |
– |
*/ |
488 |
– |
public void testInvoke6() { |
489 |
– |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
490 |
– |
|
491 |
– |
try { |
492 |
– |
Callable c = new Callable() { |
493 |
– |
public Object call() { |
494 |
– |
int i = 5/0; |
495 |
– |
return Boolean.TRUE; |
496 |
– |
} |
497 |
– |
}; |
498 |
– |
|
499 |
– |
for(int i =0; i < 5; i++){ |
500 |
– |
Executors.invoke(p,c); |
501 |
– |
} |
502 |
– |
|
503 |
– |
shouldThrow(); |
504 |
– |
} |
505 |
– |
catch(ExecutionException success){ |
506 |
– |
} catch(Exception e) { |
507 |
– |
unexpectedException(); |
508 |
– |
} |
509 |
– |
joinPool(p); |
510 |
– |
} |
511 |
– |
|
512 |
– |
|
178 |
|
|
179 |
|
/** |
180 |
|
* timeouts from execute will time out if they compute too long. |
217 |
|
} |
218 |
|
|
219 |
|
|
220 |
+ |
/** |
221 |
+ |
* ThreadPoolExecutor using defaultThreadFactory has |
222 |
+ |
* specified group, priority, daemon status, and name |
223 |
+ |
*/ |
224 |
+ |
public void testDefaultThreadFactory() { |
225 |
+ |
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
226 |
+ |
Runnable r = new Runnable() { |
227 |
+ |
public void run() { |
228 |
+ |
Thread current = Thread.currentThread(); |
229 |
+ |
threadAssertTrue(!current.isDaemon()); |
230 |
+ |
threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
231 |
+ |
ThreadGroup g = current.getThreadGroup(); |
232 |
+ |
SecurityManager s = System.getSecurityManager(); |
233 |
+ |
if (s != null) |
234 |
+ |
threadAssertTrue(g == s.getThreadGroup()); |
235 |
+ |
else |
236 |
+ |
threadAssertTrue(g == egroup); |
237 |
+ |
String name = current.getName(); |
238 |
+ |
threadAssertTrue(name.endsWith("thread-1")); |
239 |
+ |
} |
240 |
+ |
}; |
241 |
+ |
ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory()); |
242 |
+ |
|
243 |
+ |
e.execute(r); |
244 |
+ |
e.shutdown(); |
245 |
+ |
try { |
246 |
+ |
Thread.sleep(SHORT_DELAY_MS); |
247 |
+ |
} catch (Exception eX) { |
248 |
+ |
unexpectedException(); |
249 |
+ |
} finally { |
250 |
+ |
joinPool(e); |
251 |
+ |
} |
252 |
+ |
} |
253 |
|
|
254 |
+ |
/** |
255 |
+ |
* ThreadPoolExecutor using privilegedThreadFactory has |
256 |
+ |
* specified group, priority, daemon status, name, |
257 |
+ |
* access control context and context class loader |
258 |
+ |
*/ |
259 |
+ |
public void testPrivilegedThreadFactory() { |
260 |
+ |
Policy savedPolicy = Policy.getPolicy(); |
261 |
+ |
AdjustablePolicy policy = new AdjustablePolicy(); |
262 |
+ |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
263 |
+ |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
264 |
+ |
Policy.setPolicy(policy); |
265 |
+ |
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
266 |
+ |
final ClassLoader thisccl = Thread.currentThread().getContextClassLoader(); |
267 |
+ |
final AccessControlContext thisacc = AccessController.getContext(); |
268 |
+ |
Runnable r = new Runnable() { |
269 |
+ |
public void run() { |
270 |
+ |
Thread current = Thread.currentThread(); |
271 |
+ |
threadAssertTrue(!current.isDaemon()); |
272 |
+ |
threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
273 |
+ |
ThreadGroup g = current.getThreadGroup(); |
274 |
+ |
SecurityManager s = System.getSecurityManager(); |
275 |
+ |
if (s != null) |
276 |
+ |
threadAssertTrue(g == s.getThreadGroup()); |
277 |
+ |
else |
278 |
+ |
threadAssertTrue(g == egroup); |
279 |
+ |
String name = current.getName(); |
280 |
+ |
threadAssertTrue(name.endsWith("thread-1")); |
281 |
+ |
threadAssertTrue(thisccl == current.getContextClassLoader()); |
282 |
+ |
threadAssertTrue(thisacc.equals(AccessController.getContext())); |
283 |
+ |
} |
284 |
+ |
}; |
285 |
+ |
ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
286 |
+ |
|
287 |
+ |
Policy.setPolicy(savedPolicy); |
288 |
+ |
e.execute(r); |
289 |
+ |
e.shutdown(); |
290 |
+ |
try { |
291 |
+ |
Thread.sleep(SHORT_DELAY_MS); |
292 |
+ |
} catch (Exception ex) { |
293 |
+ |
unexpectedException(); |
294 |
+ |
} finally { |
295 |
+ |
joinPool(e); |
296 |
+ |
} |
297 |
+ |
|
298 |
+ |
} |
299 |
|
|
300 |
|
} |