test/tck/AbstractExecutorServiceTest.java

/*
 * 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 junit.framework.*;
import java.util.*;
import java.util.concurrent.*;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
import java.math.BigInteger;
import java.security.*;

public class AbstractExecutorServiceTest extends JSR166TestCase {
    public static void main(String[] args) {
        junit.textui.TestRunner.run(suite());
    }
    public static Test suite() {
        return new TestSuite(AbstractExecutorServiceTest.class);
    }

    /**
     * A no-frills implementation of AbstractExecutorService, designed
     * to test the submit methods only.
     */
    static class DirectExecutorService extends AbstractExecutorService {
        public void execute(Runnable r) { r.run(); }
        public void shutdown() { shutdown = true; }
        public List<Runnable> shutdownNow() {
            shutdown = true;
            return Collections.EMPTY_LIST;
        }
        public boolean isShutdown() { return shutdown; }
        public boolean isTerminated() { return isShutdown(); }
        public boolean awaitTermination(long timeout, TimeUnit unit) {
            return isShutdown();
        }
        private volatile boolean shutdown = false;
    }

    /**
     * execute(runnable) runs it to completion
     */
    public void testExecuteRunnable() throws Exception {
        ExecutorService e = new DirectExecutorService();
        TrackedShortRunnable task = new TrackedShortRunnable();
        assertFalse(task.done);
        Future<?> future = e.submit(task);
        future.get();
        assertTrue(task.done);
    }


    /**
     * Completed submit(callable) returns result
     */
    public void testSubmitCallable() throws Exception {
        ExecutorService e = new DirectExecutorService();
        Future<String> future = e.submit(new StringTask());
        String result = future.get();
        assertSame(TEST_STRING, result);
    }

    /**
     * Completed submit(runnable) returns successfully
     */
    public void testSubmitRunnable() throws Exception {
        ExecutorService e = new DirectExecutorService();
        Future<?> future = e.submit(new NoOpRunnable());
        future.get();
        assertTrue(future.isDone());
    }

    /**
     * Completed submit(runnable, result) returns result
     */
    public void testSubmitRunnable2() throws Exception {
        ExecutorService e = new DirectExecutorService();
        Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
        String result = future.get();
        assertSame(TEST_STRING, result);
    }


    /**
     * A submitted privileged action runs to completion
     */
    public void testSubmitPrivilegedAction() throws Exception {
        Runnable r = new CheckedRunnable() {
            public void realRun() throws Exception {
                ExecutorService e = new DirectExecutorService();
                Future future = e.submit(Executors.callable(new PrivilegedAction() {
                    public Object run() {
                        return TEST_STRING;
                    }}));

                assertSame(TEST_STRING, future.get());
            }};

        runWithPermissions(r,
                           new RuntimePermission("getClassLoader"),
                           new RuntimePermission("setContextClassLoader"),
                           new RuntimePermission("modifyThread"));
    }

    /**
     * A submitted privileged exception action runs to completion
     */
    public void testSubmitPrivilegedExceptionAction() throws Exception {
        Runnable r = new CheckedRunnable() {
            public void realRun() throws Exception {
                ExecutorService e = new DirectExecutorService();
                Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
                    public Object run() {
                        return TEST_STRING;
                    }}));

                assertSame(TEST_STRING, future.get());
            }};

        runWithPermissions(r);
    }

    /**
     * A submitted failed privileged exception action reports exception
     */
    public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
        Runnable r = new CheckedRunnable() {
            public void realRun() throws Exception {
                ExecutorService e = new DirectExecutorService();
                Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
                    public Object run() throws Exception {
                        throw new IndexOutOfBoundsException();
                    }}));

                try {
                    future.get();
                    shouldThrow();
                } catch (ExecutionException success) {
                    assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
                }}};

        runWithPermissions(r);
    }

    /**
     * execute(null runnable) throws NPE
     */
    public void testExecuteNullRunnable() {
        try {
            ExecutorService e = new DirectExecutorService();
            e.submit((Runnable) null);
            shouldThrow();
        } catch (NullPointerException success) {}
    }


    /**
     * submit(null callable) throws NPE
     */
    public void testSubmitNullCallable() {
        try {
            ExecutorService e = new DirectExecutorService();
            e.submit((Callable) null);
            shouldThrow();
        } catch (NullPointerException success) {}
    }

    /**
     * submit(callable).get() throws InterruptedException if interrupted
     */
    public void testInterruptedSubmit() throws InterruptedException {
        final CountDownLatch submitted    = new CountDownLatch(1);
        final CountDownLatch quittingTime = new CountDownLatch(1);
        final ExecutorService p
            = new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS,
                                     new ArrayBlockingQueue<Runnable>(10));
        final Callable<Void> awaiter = new CheckedCallable<Void>() {
            public Void realCall() throws InterruptedException {
                quittingTime.await();
                return null;
            }};
        try {
            Thread t = new Thread(new CheckedInterruptedRunnable() {
                public void realRun() throws Exception {
                    Future<Void> future = p.submit(awaiter);
                    submitted.countDown();
                    future.get();
                }});
            t.start();
            submitted.await();
            t.interrupt();
            t.join();
        } finally {
            quittingTime.countDown();
            joinPool(p);
        }
    }

    /**
     * get of submit(callable) throws ExecutionException if callable
     * throws exception
     */
    public void testSubmitEE() throws InterruptedException {
        ThreadPoolExecutor p =
            new ThreadPoolExecutor(1, 1,
                                   60, TimeUnit.SECONDS,
                                   new ArrayBlockingQueue<Runnable>(10));

        Callable c = new Callable() {
            public Object call() { return 5/0; }};

        try {
            p.submit(c).get();
            shouldThrow();
        } catch (ExecutionException success) {
            assertTrue(success.getCause() instanceof ArithmeticException);
        }
        joinPool(p);
    }

    /**
     * invokeAny(null) throws NPE
     */
    public void testInvokeAny1() throws Exception {
        ExecutorService e = new DirectExecutorService();
        try {
            e.invokeAny(null);
            shouldThrow();
        } catch (NullPointerException success) {
        } finally {
            joinPool(e);
        }
    }

    /**
     * invokeAny(empty collection) throws IAE
     */
    public void testInvokeAny2() throws Exception {
        ExecutorService e = new DirectExecutorService();
        try {
            e.invokeAny(new ArrayList<Callable<String>>());
            shouldThrow();
        } catch (IllegalArgumentException success) {
        } finally {
            joinPool(e);
        }
    }

    /**
     * invokeAny(c) throws NPE if c has null elements
     */
    public void testInvokeAny3() throws Exception {
        ExecutorService e = new DirectExecutorService();
        List<Callable<Integer>> l = new ArrayList<Callable<Integer>>();
        l.add(new Callable<Integer>() {
                  public Integer call() { return 5/0; }});
        l.add(null);
        try {
            e.invokeAny(l);
            shouldThrow();
        } catch (NullPointerException success) {
        } finally {
            joinPool(e);
        }
    }

    /**
     * invokeAny(c) throws ExecutionException if no task in c completes
     */
    public void testInvokeAny4() throws InterruptedException {
        ExecutorService e = new DirectExecutorService();
        List<Callable<String>> l = new ArrayList<Callable<String>>();
        l.add(new NPETask());
        try {
            e.invokeAny(l);
            shouldThrow();
        } catch (ExecutionException success) {
            assertTrue(success.getCause() instanceof NullPointerException);
        } finally {
            joinPool(e);
        }
    }

    /**
     * invokeAny(c) returns result of some task in c if at least one completes
     */
    public void testInvokeAny5() throws Exception {
        ExecutorService e = new DirectExecutorService();
        try {
            List<Callable<String>> l = new ArrayList<Callable<String>>();
            l.add(new StringTask());
            l.add(new StringTask());
            String result = e.invokeAny(l);
            assertSame(TEST_STRING, result);
        } finally {
            joinPool(e);
        }
    }

    /**
     * invokeAll(null) throws NPE
     */
    public void testInvokeAll1() throws InterruptedException {
        ExecutorService e = new DirectExecutorService();
        try {
            e.invokeAll(null);
            shouldThrow();
        } catch (NullPointerException success) {
        } finally {
            joinPool(e);
        }
    }

    /**
     * invokeAll(empty collection) returns empty collection
     */
    public void testInvokeAll2() throws InterruptedException {
        ExecutorService e = new DirectExecutorService();
        try {
            List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
            assertTrue(r.isEmpty());
        } finally {
            joinPool(e);
        }
    }

    /**
     * invokeAll(c) throws NPE if c has null elements
     */
    public void testInvokeAll3() throws InterruptedException {
        ExecutorService e = new DirectExecutorService();
        List<Callable<String>> l = new ArrayList<Callable<String>>();
        l.add(new StringTask());
        l.add(null);
        try {
            e.invokeAll(l);
            shouldThrow();
        } catch (NullPointerException success) {
        } finally {
            joinPool(e);
        }
    }

    /**
     * get of returned element of invokeAll(c) throws exception on failed task
     */
    public void testInvokeAll4() throws Exception {
        ExecutorService e = new DirectExecutorService();
        try {
            List<Callable<String>> l = new ArrayList<Callable<String>>();
            l.add(new NPETask());
            List<Future<String>> futures = e.invokeAll(l);
            assertEquals(1, futures.size());
            try {
                futures.get(0).get();
                shouldThrow();
            } catch (ExecutionException success) {
                assertTrue(success.getCause() instanceof NullPointerException);
            }
        } finally {
            joinPool(e);
        }
    }

    /**
     * invokeAll(c) returns results of all completed tasks in c
     */
    public void testInvokeAll5() throws Exception {
        ExecutorService e = new DirectExecutorService();
        try {
            List<Callable<String>> l = new ArrayList<Callable<String>>();
            l.add(new StringTask());
            l.add(new StringTask());
            List<Future<String>> futures = e.invokeAll(l);
            assertEquals(2, futures.size());
            for (Future<String> future : futures)
                assertSame(TEST_STRING, future.get());
        } finally {
            joinPool(e);
        }
    }


    /**
     * timed invokeAny(null) throws NPE
     */
    public void testTimedInvokeAny1() throws Exception {
        ExecutorService e = new DirectExecutorService();
        try {
            e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
            shouldThrow();
        } catch (NullPointerException success) {
        } finally {
            joinPool(e);
        }
    }

    /**
     * timed invokeAny(null time unit) throws NPE
     */
    public void testTimedInvokeAnyNullTimeUnit() throws Exception {
        ExecutorService e = new DirectExecutorService();
        List<Callable<String>> l = new ArrayList<Callable<String>>();
        l.add(new StringTask());
        try {
            e.invokeAny(l, MEDIUM_DELAY_MS, null);
            shouldThrow();
        } catch (NullPointerException success) {
        } finally {
            joinPool(e);
        }
    }

    /**
     * timed invokeAny(empty collection) throws IAE
     */
    public void testTimedInvokeAny2() throws Exception {
        ExecutorService e = new DirectExecutorService();
        try {
            e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
            shouldThrow();
        } catch (IllegalArgumentException success) {
        } finally {
            joinPool(e);
        }
    }

    /**
     * timed invokeAny(c) throws NPE if c has null elements
     */
    public void testTimedInvokeAny3() throws Exception {
        ExecutorService e = new DirectExecutorService();
        List<Callable<Integer>> l = new ArrayList<Callable<Integer>>();
        l.add(new Callable<Integer>() {
                  public Integer call() { return 5/0; }});
        l.add(null);
        try {
            e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
            shouldThrow();
        } catch (NullPointerException success) {
        } finally {
            joinPool(e);
        }
    }

    /**
     * timed invokeAny(c) throws ExecutionException if no task completes
     */
    public void testTimedInvokeAny4() throws Exception {
        ExecutorService e = new DirectExecutorService();
        List<Callable<String>> l = new ArrayList<Callable<String>>();
        l.add(new NPETask());
        try {
            e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
            shouldThrow();
        } catch (ExecutionException success) {
            assertTrue(success.getCause() instanceof NullPointerException);
        } finally {
            joinPool(e);
        }
    }

    /**
     * timed invokeAny(c) returns result of some task in c
     */
    public void testTimedInvokeAny5() throws Exception {
        ExecutorService e = new DirectExecutorService();
        try {
            List<Callable<String>> l = new ArrayList<Callable<String>>();
            l.add(new StringTask());
            l.add(new StringTask());
            String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
            assertSame(TEST_STRING, result);
        } finally {
            joinPool(e);
        }
    }

    /**
     * timed invokeAll(null) throws NPE
     */
    public void testTimedInvokeAll1() throws InterruptedException {
        ExecutorService e = new DirectExecutorService();
        try {
            e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
            shouldThrow();
        } catch (NullPointerException success) {
        } finally {
            joinPool(e);
        }
    }

    /**
     * timed invokeAll(null time unit) throws NPE
     */
    public void testTimedInvokeAllNullTimeUnit() throws InterruptedException {
        ExecutorService e = new DirectExecutorService();
        List<Callable<String>> l = new ArrayList<Callable<String>>();
        l.add(new StringTask());
        try {
            e.invokeAll(l, MEDIUM_DELAY_MS, null);
            shouldThrow();
        } catch (NullPointerException success) {
        } finally {
            joinPool(e);
        }
    }

    /**
     * timed invokeAll(empty collection) returns empty collection
     */
    public void testTimedInvokeAll2() throws InterruptedException {
        ExecutorService e = new DirectExecutorService();
        try {
            List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
            assertTrue(r.isEmpty());
        } finally {
            joinPool(e);
        }
    }

    /**
     * timed invokeAll(c) throws NPE if c has null elements
     */
    public void testTimedInvokeAll3() throws InterruptedException {
        ExecutorService e = new DirectExecutorService();
        List<Callable<String>> l = new ArrayList<Callable<String>>();
        l.add(new StringTask());
        l.add(null);
        try {
            e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
            shouldThrow();
        } catch (NullPointerException success) {
        } finally {
            joinPool(e);
        }
    }

    /**
     * get of returned element of invokeAll(c) throws exception on failed task
     */
    public void testTimedInvokeAll4() throws Exception {
        ExecutorService e = new DirectExecutorService();
        try {
            List<Callable<String>> l = new ArrayList<Callable<String>>();
            l.add(new NPETask());
            List<Future<String>> futures =
                e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
            assertEquals(1, futures.size());
            try {
                futures.get(0).get();
                shouldThrow();
            } catch (ExecutionException success) {
                assertTrue(success.getCause() instanceof NullPointerException);
            }
        } finally {
            joinPool(e);
        }
    }

    /**
     * timed invokeAll(c) returns results of all completed tasks in c
     */
    public void testTimedInvokeAll5() throws Exception {
        ExecutorService e = new DirectExecutorService();
        try {
            List<Callable<String>> l = new ArrayList<Callable<String>>();
            l.add(new StringTask());
            l.add(new StringTask());
            List<Future<String>> futures =
                e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
            assertEquals(2, futures.size());
            for (Future<String> future : futures)
                assertSame(TEST_STRING, future.get());
        } finally {
            joinPool(e);
        }
    }

    /**
     * timed invokeAll cancels tasks not completed by timeout
     */
    public void testTimedInvokeAll6() throws InterruptedException {
        ExecutorService e = new DirectExecutorService();
        try {
            List<Callable<String>> l = new ArrayList<Callable<String>>();
            l.add(new StringTask());
            l.add(Executors.callable(possiblyInterruptedRunnable(2 * SHORT_DELAY_MS), TEST_STRING));
            l.add(new StringTask());
            List<Future<String>> futures =
                e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
            assertEquals(3, futures.size());
            Iterator<Future<String>> it = futures.iterator();
            Future<String> f1 = it.next();
            Future<String> f2 = it.next();
            Future<String> f3 = it.next();
            assertTrue(f1.isDone());
            assertFalse(f1.isCancelled());
            assertTrue(f2.isDone());
            assertFalse(f2.isCancelled());
            assertTrue(f3.isDone());
            assertTrue(f3.isCancelled());
        } finally {
            joinPool(e);
        }
    }

}
Revision:	1.29
Committed:	Mon Oct 11 08:30:50 2010 UTC (13 years, 7 months ago) by jsr166
Branch:	MAIN
Changes since 1.28:	+3 -2 lines
Log Message:	optimize testTimedInvokeAll6
#	User	Rev	Content
1	tim	1.1	/*
2	dl	1.10	* Written by Doug Lea with assistance from members of JCP JSR-166
3			* Expert Group and released to the public domain, as explained at
4			* http://creativecommons.org/licenses/publicdomain
5	jsr166	1.16	* Other contributors include Andrew Wright, Jeffrey Hayes,
6			* Pat Fisher, Mike Judd.
7	tim	1.1	*/
8
9
10			import junit.framework.*;
11			import java.util.*;
12			import java.util.concurrent.*;
13	jsr166	1.20	import static java.util.concurrent.TimeUnit.MILLISECONDS;
14	tim	1.1	import java.math.BigInteger;
15			import java.security.*;
16
17	jsr166	1.18	public class AbstractExecutorServiceTest extends JSR166TestCase {
18	tim	1.1	public static void main(String[] args) {
19	jsr166	1.24	junit.textui.TestRunner.run(suite());
20	tim	1.1	}
21			public static Test suite() {
22	dl	1.6	return new TestSuite(AbstractExecutorServiceTest.class);
23	tim	1.1	}
24
25	jsr166	1.16	/**
26	tim	1.1	* A no-frills implementation of AbstractExecutorService, designed
27	dl	1.6	* to test the submit methods only.
28	tim	1.1	*/
29			static class DirectExecutorService extends AbstractExecutorService {
30			public void execute(Runnable r) { r.run(); }
31			public void shutdown() { shutdown = true; }
32	jsr166	1.26	public List<Runnable> shutdownNow() {
33			shutdown = true;
34			return Collections.EMPTY_LIST;
35			}
36	tim	1.1	public boolean isShutdown() { return shutdown; }
37			public boolean isTerminated() { return isShutdown(); }
38	jsr166	1.26	public boolean awaitTermination(long timeout, TimeUnit unit) {
39			return isShutdown();
40			}
41	tim	1.1	private volatile boolean shutdown = false;
42			}
43
44			/**
45	dl	1.12	* execute(runnable) runs it to completion
46	tim	1.1	*/
47	jsr166	1.19	public void testExecuteRunnable() throws Exception {
48			ExecutorService e = new DirectExecutorService();
49			TrackedShortRunnable task = new TrackedShortRunnable();
50			assertFalse(task.done);
51			Future<?> future = e.submit(task);
52			future.get();
53			assertTrue(task.done);
54	tim	1.1	}
55
56
57			/**
58	dl	1.12	* Completed submit(callable) returns result
59	tim	1.1	*/
60	jsr166	1.19	public void testSubmitCallable() throws Exception {
61			ExecutorService e = new DirectExecutorService();
62			Future<String> future = e.submit(new StringTask());
63			String result = future.get();
64			assertSame(TEST_STRING, result);
65	tim	1.1	}
66
67	dl	1.6	/**
68	dl	1.12	* Completed submit(runnable) returns successfully
69	dl	1.6	*/
70	jsr166	1.19	public void testSubmitRunnable() throws Exception {
71			ExecutorService e = new DirectExecutorService();
72			Future<?> future = e.submit(new NoOpRunnable());
73			future.get();
74			assertTrue(future.isDone());
75	dl	1.6	}
76
77			/**
78	dl	1.12	* Completed submit(runnable, result) returns result
79	dl	1.6	*/
80	jsr166	1.19	public void testSubmitRunnable2() throws Exception {
81			ExecutorService e = new DirectExecutorService();
82			Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
83			String result = future.get();
84			assertSame(TEST_STRING, result);
85	dl	1.6	}
86
87	tim	1.1
88			/**
89	jsr166	1.23	* A submitted privileged action runs to completion
90	tim	1.1	*/
91	jsr166	1.19	public void testSubmitPrivilegedAction() throws Exception {
92	jsr166	1.23	Runnable r = new CheckedRunnable() {
93			public void realRun() throws Exception {
94			ExecutorService e = new DirectExecutorService();
95			Future future = e.submit(Executors.callable(new PrivilegedAction() {
96	tim	1.1	public Object run() {
97			return TEST_STRING;
98	dl	1.5	}}));
99	tim	1.1
100	jsr166	1.23	assertSame(TEST_STRING, future.get());
101			}};
102
103			runWithPermissions(r,
104			new RuntimePermission("getClassLoader"),
105			new RuntimePermission("setContextClassLoader"),
106			new RuntimePermission("modifyThread"));
107	tim	1.1	}
108
109			/**
110	jsr166	1.23	* A submitted privileged exception action runs to completion
111	tim	1.1	*/
112	jsr166	1.19	public void testSubmitPrivilegedExceptionAction() throws Exception {
113	jsr166	1.23	Runnable r = new CheckedRunnable() {
114			public void realRun() throws Exception {
115			ExecutorService e = new DirectExecutorService();
116			Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
117	tim	1.1	public Object run() {
118			return TEST_STRING;
119	dl	1.5	}}));
120	tim	1.1
121	jsr166	1.23	assertSame(TEST_STRING, future.get());
122			}};
123
124			runWithPermissions(r);
125	tim	1.1	}
126
127			/**
128	dl	1.12	* A submitted failed privileged exception action reports exception
129	tim	1.1	*/
130	jsr166	1.19	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
131	jsr166	1.23	Runnable r = new CheckedRunnable() {
132			public void realRun() throws Exception {
133			ExecutorService e = new DirectExecutorService();
134			Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
135	tim	1.1	public Object run() throws Exception {
136			throw new IndexOutOfBoundsException();
137	dl	1.5	}}));
138	tim	1.1
139	jsr166	1.23	try {
140			future.get();
141			shouldThrow();
142			} catch (ExecutionException success) {
143			assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
144			}}};
145
146			runWithPermissions(r);
147	tim	1.1	}
148
149			/**
150	dl	1.12	* execute(null runnable) throws NPE
151	tim	1.1	*/
152			public void testExecuteNullRunnable() {
153			try {
154			ExecutorService e = new DirectExecutorService();
155	jsr166	1.19	e.submit((Runnable) null);
156	tim	1.1	shouldThrow();
157	jsr166	1.19	} catch (NullPointerException success) {}
158	tim	1.1	}
159
160
161			/**
162	dl	1.12	* submit(null callable) throws NPE
163	tim	1.1	*/
164	dl	1.6	public void testSubmitNullCallable() {
165	tim	1.1	try {
166			ExecutorService e = new DirectExecutorService();
167	jsr166	1.19	e.submit((Callable) null);
168	tim	1.1	shouldThrow();
169	jsr166	1.19	} catch (NullPointerException success) {}
170	tim	1.1	}
171
172			/**
173	jsr166	1.25	* submit(callable).get() throws InterruptedException if interrupted
174	tim	1.1	*/
175	jsr166	1.19	public void testInterruptedSubmit() throws InterruptedException {
176	jsr166	1.25	final CountDownLatch submitted = new CountDownLatch(1);
177			final CountDownLatch quittingTime = new CountDownLatch(1);
178			final ExecutorService p
179			= new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS,
180			new ArrayBlockingQueue<Runnable>(10));
181			final Callable<Void> awaiter = new CheckedCallable<Void>() {
182			public Void realCall() throws InterruptedException {
183			quittingTime.await();
184			return null;
185			}};
186			try {
187			Thread t = new Thread(new CheckedInterruptedRunnable() {
188			public void realRun() throws Exception {
189			Future<Void> future = p.submit(awaiter);
190			submitted.countDown();
191			future.get();
192			}});
193			t.start();
194			submitted.await();
195			t.interrupt();
196			t.join();
197			} finally {
198			quittingTime.countDown();
199			joinPool(p);
200			}
201	tim	1.1	}
202
203			/**
204	jsr166	1.27	* get of submit(callable) throws ExecutionException if callable
205			* throws exception
206	tim	1.1	*/
207	jsr166	1.19	public void testSubmitEE() throws InterruptedException {
208			ThreadPoolExecutor p =
209			new ThreadPoolExecutor(1, 1,
210			60, TimeUnit.SECONDS,
211			new ArrayBlockingQueue<Runnable>(10));
212
213			Callable c = new Callable() {
214			public Object call() { return 5/0; }};
215	tim	1.1
216			try {
217	jsr166	1.19	p.submit(c).get();
218	tim	1.1	shouldThrow();
219	jsr166	1.19	} catch (ExecutionException success) {
220			assertTrue(success.getCause() instanceof ArithmeticException);
221	tim	1.1	}
222			joinPool(p);
223	dl	1.6	}
224
225			/**
226			* invokeAny(null) throws NPE
227			*/
228	jsr166	1.28	public void testInvokeAny1() throws Exception {
229	dl	1.6	ExecutorService e = new DirectExecutorService();
230			try {
231			e.invokeAny(null);
232	jsr166	1.19	shouldThrow();
233	dl	1.6	} catch (NullPointerException success) {
234			} finally {
235			joinPool(e);
236			}
237			}
238
239			/**
240			* invokeAny(empty collection) throws IAE
241			*/
242	jsr166	1.28	public void testInvokeAny2() throws Exception {
243	dl	1.6	ExecutorService e = new DirectExecutorService();
244			try {
245			e.invokeAny(new ArrayList<Callable<String>>());
246	jsr166	1.19	shouldThrow();
247	dl	1.6	} catch (IllegalArgumentException success) {
248			} finally {
249			joinPool(e);
250			}
251			}
252
253			/**
254			* invokeAny(c) throws NPE if c has null elements
255			*/
256	jsr166	1.19	public void testInvokeAny3() throws Exception {
257	dl	1.6	ExecutorService e = new DirectExecutorService();
258	jsr166	1.22	List<Callable<Integer>> l = new ArrayList<Callable<Integer>>();
259			l.add(new Callable<Integer>() {
260			public Integer call() { return 5/0; }});
261			l.add(null);
262	dl	1.6	try {
263			e.invokeAny(l);
264	jsr166	1.19	shouldThrow();
265	dl	1.6	} catch (NullPointerException success) {
266			} finally {
267			joinPool(e);
268			}
269			}
270
271			/**
272	dl	1.12	* invokeAny(c) throws ExecutionException if no task in c completes
273	dl	1.6	*/
274	jsr166	1.19	public void testInvokeAny4() throws InterruptedException {
275	dl	1.6	ExecutorService e = new DirectExecutorService();
276	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
277			l.add(new NPETask());
278	dl	1.6	try {
279	dl	1.8	e.invokeAny(l);
280	jsr166	1.19	shouldThrow();
281	jsr166	1.17	} catch (ExecutionException success) {
282	jsr166	1.19	assertTrue(success.getCause() instanceof NullPointerException);
283	dl	1.6	} finally {
284			joinPool(e);
285			}
286			}
287
288			/**
289	dl	1.12	* invokeAny(c) returns result of some task in c if at least one completes
290	dl	1.6	*/
291	jsr166	1.19	public void testInvokeAny5() throws Exception {
292	dl	1.6	ExecutorService e = new DirectExecutorService();
293			try {
294	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
295	dl	1.6	l.add(new StringTask());
296			l.add(new StringTask());
297			String result = e.invokeAny(l);
298			assertSame(TEST_STRING, result);
299			} finally {
300			joinPool(e);
301			}
302			}
303
304			/**
305			* invokeAll(null) throws NPE
306			*/
307	jsr166	1.19	public void testInvokeAll1() throws InterruptedException {
308	dl	1.6	ExecutorService e = new DirectExecutorService();
309			try {
310			e.invokeAll(null);
311	jsr166	1.19	shouldThrow();
312	dl	1.6	} catch (NullPointerException success) {
313			} finally {
314			joinPool(e);
315			}
316			}
317
318			/**
319			* invokeAll(empty collection) returns empty collection
320			*/
321	jsr166	1.19	public void testInvokeAll2() throws InterruptedException {
322	dl	1.6	ExecutorService e = new DirectExecutorService();
323			try {
324			List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
325			assertTrue(r.isEmpty());
326			} finally {
327			joinPool(e);
328			}
329			}
330
331			/**
332			* invokeAll(c) throws NPE if c has null elements
333			*/
334	jsr166	1.19	public void testInvokeAll3() throws InterruptedException {
335	dl	1.6	ExecutorService e = new DirectExecutorService();
336	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
337			l.add(new StringTask());
338			l.add(null);
339	dl	1.6	try {
340			e.invokeAll(l);
341	jsr166	1.19	shouldThrow();
342	dl	1.6	} catch (NullPointerException success) {
343			} finally {
344			joinPool(e);
345			}
346			}
347
348			/**
349	dl	1.12	* get of returned element of invokeAll(c) throws exception on failed task
350	dl	1.6	*/
351	jsr166	1.19	public void testInvokeAll4() throws Exception {
352	dl	1.6	ExecutorService e = new DirectExecutorService();
353			try {
354	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
355	dl	1.6	l.add(new NPETask());
356	jsr166	1.22	List<Future<String>> futures = e.invokeAll(l);
357			assertEquals(1, futures.size());
358			try {
359			futures.get(0).get();
360			shouldThrow();
361			} catch (ExecutionException success) {
362			assertTrue(success.getCause() instanceof NullPointerException);
363	jsr166	1.19	}
364	dl	1.6	} finally {
365			joinPool(e);
366			}
367			}
368
369			/**
370	dl	1.12	* invokeAll(c) returns results of all completed tasks in c
371	dl	1.6	*/
372	jsr166	1.19	public void testInvokeAll5() throws Exception {
373	dl	1.6	ExecutorService e = new DirectExecutorService();
374			try {
375	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
376	dl	1.6	l.add(new StringTask());
377			l.add(new StringTask());
378	jsr166	1.22	List<Future<String>> futures = e.invokeAll(l);
379			assertEquals(2, futures.size());
380			for (Future<String> future : futures)
381	jsr166	1.19	assertSame(TEST_STRING, future.get());
382	dl	1.8	} finally {
383			joinPool(e);
384			}
385			}
386
387
388			/**
389			* timed invokeAny(null) throws NPE
390			*/
391	jsr166	1.19	public void testTimedInvokeAny1() throws Exception {
392	dl	1.8	ExecutorService e = new DirectExecutorService();
393			try {
394	jsr166	1.20	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
395	jsr166	1.19	shouldThrow();
396	dl	1.8	} catch (NullPointerException success) {
397			} finally {
398			joinPool(e);
399			}
400			}
401
402			/**
403	dl	1.12	* timed invokeAny(null time unit) throws NPE
404	dl	1.8	*/
405	jsr166	1.19	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
406	dl	1.8	ExecutorService e = new DirectExecutorService();
407	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
408			l.add(new StringTask());
409	dl	1.8	try {
410			e.invokeAny(l, MEDIUM_DELAY_MS, null);
411	jsr166	1.19	shouldThrow();
412	dl	1.8	} catch (NullPointerException success) {
413			} finally {
414			joinPool(e);
415			}
416			}
417
418			/**
419			* timed invokeAny(empty collection) throws IAE
420			*/
421	jsr166	1.19	public void testTimedInvokeAny2() throws Exception {
422	dl	1.8	ExecutorService e = new DirectExecutorService();
423			try {
424	jsr166	1.20	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
425	jsr166	1.19	shouldThrow();
426	dl	1.8	} catch (IllegalArgumentException success) {
427			} finally {
428			joinPool(e);
429			}
430			}
431
432			/**
433			* timed invokeAny(c) throws NPE if c has null elements
434			*/
435	jsr166	1.19	public void testTimedInvokeAny3() throws Exception {
436	dl	1.8	ExecutorService e = new DirectExecutorService();
437	jsr166	1.22	List<Callable<Integer>> l = new ArrayList<Callable<Integer>>();
438			l.add(new Callable<Integer>() {
439			public Integer call() { return 5/0; }});
440			l.add(null);
441	dl	1.8	try {
442	jsr166	1.20	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
443	jsr166	1.19	shouldThrow();
444	dl	1.8	} catch (NullPointerException success) {
445			} finally {
446			joinPool(e);
447			}
448			}
449
450			/**
451			* timed invokeAny(c) throws ExecutionException if no task completes
452			*/
453	jsr166	1.19	public void testTimedInvokeAny4() throws Exception {
454	dl	1.8	ExecutorService e = new DirectExecutorService();
455	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
456			l.add(new NPETask());
457	dl	1.8	try {
458	jsr166	1.20	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
459	jsr166	1.19	shouldThrow();
460	jsr166	1.17	} catch (ExecutionException success) {
461	jsr166	1.19	assertTrue(success.getCause() instanceof NullPointerException);
462	dl	1.8	} finally {
463			joinPool(e);
464			}
465			}
466
467			/**
468	dl	1.12	* timed invokeAny(c) returns result of some task in c
469	dl	1.8	*/
470	jsr166	1.19	public void testTimedInvokeAny5() throws Exception {
471	dl	1.8	ExecutorService e = new DirectExecutorService();
472			try {
473	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
474	dl	1.8	l.add(new StringTask());
475			l.add(new StringTask());
476	jsr166	1.20	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
477	dl	1.8	assertSame(TEST_STRING, result);
478			} finally {
479			joinPool(e);
480			}
481			}
482
483			/**
484			* timed invokeAll(null) throws NPE
485			*/
486	jsr166	1.19	public void testTimedInvokeAll1() throws InterruptedException {
487	dl	1.8	ExecutorService e = new DirectExecutorService();
488			try {
489	jsr166	1.20	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
490	jsr166	1.19	shouldThrow();
491	dl	1.8	} catch (NullPointerException success) {
492			} finally {
493			joinPool(e);
494			}
495			}
496
497			/**
498	dl	1.12	* timed invokeAll(null time unit) throws NPE
499	dl	1.8	*/
500	jsr166	1.19	public void testTimedInvokeAllNullTimeUnit() throws InterruptedException {
501	dl	1.8	ExecutorService e = new DirectExecutorService();
502	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
503			l.add(new StringTask());
504	dl	1.8	try {
505			e.invokeAll(l, MEDIUM_DELAY_MS, null);
506	jsr166	1.19	shouldThrow();
507	dl	1.8	} catch (NullPointerException success) {
508			} finally {
509			joinPool(e);
510			}
511			}
512
513			/**
514			* timed invokeAll(empty collection) returns empty collection
515			*/
516	jsr166	1.19	public void testTimedInvokeAll2() throws InterruptedException {
517	dl	1.8	ExecutorService e = new DirectExecutorService();
518			try {
519	jsr166	1.20	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
520	dl	1.8	assertTrue(r.isEmpty());
521			} finally {
522			joinPool(e);
523			}
524			}
525
526			/**
527			* timed invokeAll(c) throws NPE if c has null elements
528			*/
529	jsr166	1.19	public void testTimedInvokeAll3() throws InterruptedException {
530	dl	1.8	ExecutorService e = new DirectExecutorService();
531	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
532			l.add(new StringTask());
533			l.add(null);
534	dl	1.8	try {
535	jsr166	1.20	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
536	jsr166	1.19	shouldThrow();
537	dl	1.8	} catch (NullPointerException success) {
538			} finally {
539			joinPool(e);
540			}
541			}
542
543			/**
544	dl	1.12	* get of returned element of invokeAll(c) throws exception on failed task
545	dl	1.8	*/
546	jsr166	1.19	public void testTimedInvokeAll4() throws Exception {
547	dl	1.8	ExecutorService e = new DirectExecutorService();
548			try {
549	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
550	dl	1.8	l.add(new NPETask());
551	jsr166	1.22	List<Future<String>> futures =
552			e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
553			assertEquals(1, futures.size());
554			try {
555			futures.get(0).get();
556			shouldThrow();
557			} catch (ExecutionException success) {
558			assertTrue(success.getCause() instanceof NullPointerException);
559	jsr166	1.19	}
560	dl	1.8	} finally {
561			joinPool(e);
562			}
563			}
564
565			/**
566	dl	1.12	* timed invokeAll(c) returns results of all completed tasks in c
567	dl	1.8	*/
568	jsr166	1.19	public void testTimedInvokeAll5() throws Exception {
569	dl	1.8	ExecutorService e = new DirectExecutorService();
570			try {
571	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
572	dl	1.8	l.add(new StringTask());
573			l.add(new StringTask());
574	jsr166	1.22	List<Future<String>> futures =
575			e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
576			assertEquals(2, futures.size());
577			for (Future<String> future : futures)
578	jsr166	1.19	assertSame(TEST_STRING, future.get());
579	dl	1.8	} finally {
580			joinPool(e);
581			}
582			}
583
584			/**
585	dl	1.12	* timed invokeAll cancels tasks not completed by timeout
586	dl	1.8	*/
587	jsr166	1.19	public void testTimedInvokeAll6() throws InterruptedException {
588	dl	1.9	ExecutorService e = new DirectExecutorService();
589	dl	1.8	try {
590	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
591	dl	1.8	l.add(new StringTask());
592	jsr166	1.29	l.add(Executors.callable(possiblyInterruptedRunnable(2 * SHORT_DELAY_MS), TEST_STRING));
593	dl	1.11	l.add(new StringTask());
594	jsr166	1.22	List<Future<String>> futures =
595	jsr166	1.29	e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
596	jsr166	1.22	assertEquals(3, futures.size());
597			Iterator<Future<String>> it = futures.iterator();
598	dl	1.8	Future<String> f1 = it.next();
599			Future<String> f2 = it.next();
600	dl	1.11	Future<String> f3 = it.next();
601	dl	1.8	assertTrue(f1.isDone());
602			assertFalse(f1.isCancelled());
603			assertTrue(f2.isDone());
604	jsr166	1.29	assertFalse(f2.isCancelled());
605	dl	1.11	assertTrue(f3.isDone());
606			assertTrue(f3.isCancelled());
607	dl	1.6	} finally {
608			joinPool(e);
609			}
610	tim	1.1	}
611
612	dl	1.3	}