--- jsr166/src/test/tck/ThreadPoolExecutorTest.java 2003/12/04 20:54:46 1.11 +++ jsr166/src/test/tck/ThreadPoolExecutorTest.java 2003/12/27 20:42:48 1.15 @@ -1,13 +1,14 @@ /* - * Written by members of JCP JSR-166 Expert Group and released to the - * public domain. Use, modify, and redistribute this code in any way - * without acknowledgement. Other contributors include Andrew Wright, - * Jeffrey Hayes, Pat Fischer, Mike Judd. + * Written by Doug Lea with assistance from members of JCP JSR-166 + * Expert Group and released to the public domain, as explained at + * http://creativecommons.org/licenses/publicdomain + * Other contributors include Andrew Wright, Jeffrey Hayes, + * Pat Fisher, Mike Judd. */ import java.util.concurrent.*; import junit.framework.*; -import java.util.List; +import java.util.*; public class ThreadPoolExecutorTest extends JSR166TestCase { public static void main(String[] args) { @@ -1025,4 +1026,478 @@ public class ThreadPoolExecutorTest exte joinPool(tpe); } } + + /** + * completed submit of callable returns result + */ + public void testSubmitCallable() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + Future future = e.submit(new StringTask()); + String result = future.get(); + assertSame(TEST_STRING, result); + } + catch (ExecutionException ex) { + unexpectedException(); + } + catch (InterruptedException ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * completed submit of runnable returns successfully + */ + public void testSubmitRunnable() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + Future future = e.submit(new NoOpRunnable()); + future.get(); + assertTrue(future.isDone()); + } + catch (ExecutionException ex) { + unexpectedException(); + } + catch (InterruptedException ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * completed submit of (runnable, result) returns result + */ + public void testSubmitRunnable2() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + Future future = e.submit(new NoOpRunnable(), TEST_STRING); + String result = future.get(); + assertSame(TEST_STRING, result); + } + catch (ExecutionException ex) { + unexpectedException(); + } + catch (InterruptedException ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + + + + + /** + * invokeAny(null) throws NPE + */ + public void testInvokeAny1() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + e.invokeAny(null); + } catch (NullPointerException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * invokeAny(empty collection) throws IAE + */ + public void testInvokeAny2() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + e.invokeAny(new ArrayList>()); + } catch (IllegalArgumentException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * invokeAny(c) throws NPE if c has null elements + */ + public void testInvokeAny3() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + ArrayList> l = new ArrayList>(); + l.add(new StringTask()); + l.add(null); + e.invokeAny(l); + } catch (NullPointerException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * invokeAny(c) throws ExecutionException if no task completes + */ + public void testInvokeAny4() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + ArrayList> l = new ArrayList>(); + l.add(new NPETask()); + e.invokeAny(l); + } catch (ExecutionException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * invokeAny(c) returns result of some task + */ + public void testInvokeAny5() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + ArrayList> l = new ArrayList>(); + l.add(new StringTask()); + l.add(new StringTask()); + String result = e.invokeAny(l); + assertSame(TEST_STRING, result); + } catch (ExecutionException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * invokeAll(null) throws NPE + */ + public void testInvokeAll1() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + e.invokeAll(null); + } catch (NullPointerException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * invokeAll(empty collection) returns empty collection + */ + public void testInvokeAll2() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + List> r = e.invokeAll(new ArrayList>()); + assertTrue(r.isEmpty()); + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * invokeAll(c) throws NPE if c has null elements + */ + public void testInvokeAll3() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + ArrayList> l = new ArrayList>(); + l.add(new StringTask()); + l.add(null); + e.invokeAll(l); + } catch (NullPointerException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * get of element of invokeAll(c) throws exception on failed task + */ + public void testInvokeAll4() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + ArrayList> l = new ArrayList>(); + l.add(new NPETask()); + List> result = e.invokeAll(l); + assertEquals(1, result.size()); + for (Iterator> it = result.iterator(); it.hasNext();) + it.next().get(); + } catch(ExecutionException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * invokeAll(c) returns results of all completed tasks + */ + public void testInvokeAll5() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + ArrayList> l = new ArrayList>(); + l.add(new StringTask()); + l.add(new StringTask()); + List> result = e.invokeAll(l); + assertEquals(2, result.size()); + for (Iterator> it = result.iterator(); it.hasNext();) + assertSame(TEST_STRING, it.next().get()); + } catch (ExecutionException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + + + /** + * timed invokeAny(null) throws NPE + */ + public void testTimedInvokeAny1() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); + } catch (NullPointerException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * timed invokeAny(,,null) throws NPE + */ + public void testTimedInvokeAnyNullTimeUnit() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + ArrayList> l = new ArrayList>(); + l.add(new StringTask()); + e.invokeAny(l, MEDIUM_DELAY_MS, null); + } catch (NullPointerException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * timed invokeAny(empty collection) throws IAE + */ + public void testTimedInvokeAny2() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + e.invokeAny(new ArrayList>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); + } catch (IllegalArgumentException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * timed invokeAny(c) throws NPE if c has null elements + */ + public void testTimedInvokeAny3() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + ArrayList> l = new ArrayList>(); + l.add(new StringTask()); + l.add(null); + e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); + } catch (NullPointerException success) { + } catch(Exception ex) { + ex.printStackTrace(); + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * timed invokeAny(c) throws ExecutionException if no task completes + */ + public void testTimedInvokeAny4() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + ArrayList> l = new ArrayList>(); + l.add(new NPETask()); + e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); + } catch(ExecutionException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * timed invokeAny(c) returns result of some task + */ + public void testTimedInvokeAny5() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + ArrayList> l = new ArrayList>(); + l.add(new StringTask()); + l.add(new StringTask()); + String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); + assertSame(TEST_STRING, result); + } catch (ExecutionException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * timed invokeAll(null) throws NPE + */ + public void testTimedInvokeAll1() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); + } catch (NullPointerException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * timed invokeAll(,,null) throws NPE + */ + public void testTimedInvokeAllNullTimeUnit() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + ArrayList> l = new ArrayList>(); + l.add(new StringTask()); + e.invokeAll(l, MEDIUM_DELAY_MS, null); + } catch (NullPointerException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * timed invokeAll(empty collection) returns empty collection + */ + public void testTimedInvokeAll2() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + List> r = e.invokeAll(new ArrayList>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); + assertTrue(r.isEmpty()); + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * timed invokeAll(c) throws NPE if c has null elements + */ + public void testTimedInvokeAll3() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + ArrayList> l = new ArrayList>(); + l.add(new StringTask()); + l.add(null); + e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); + } catch (NullPointerException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * get of element of invokeAll(c) throws exception on failed task + */ + public void testTimedInvokeAll4() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + ArrayList> l = new ArrayList>(); + l.add(new NPETask()); + List> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); + assertEquals(1, result.size()); + for (Iterator> it = result.iterator(); it.hasNext();) + it.next().get(); + } catch(ExecutionException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * timed invokeAll(c) returns results of all completed tasks + */ + public void testTimedInvokeAll5() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + ArrayList> l = new ArrayList>(); + l.add(new StringTask()); + l.add(new StringTask()); + List> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); + assertEquals(2, result.size()); + for (Iterator> it = result.iterator(); it.hasNext();) + assertSame(TEST_STRING, it.next().get()); + } catch (ExecutionException success) { + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + /** + * timed invokeAll(c) cancels tasks not completed by timeout + */ + public void testTimedInvokeAll6() { + ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue(10)); + try { + ArrayList> l = new ArrayList>(); + l.add(new StringTask()); + l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING)); + List> result = e.invokeAll(l, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); + assertEquals(2, result.size()); + Iterator> it = result.iterator(); + Future f1 = it.next(); + Future f2 = it.next(); + assertTrue(f1.isDone()); + assertFalse(f1.isCancelled()); + assertTrue(f2.isDone()); + assertTrue(f2.isCancelled()); + } catch(Exception ex) { + unexpectedException(); + } finally { + joinPool(e); + } + } + + }