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/publicdomain/zero/1.0/
 * Other contributors include Andrew Wright, Jeffrey Hayes,
 * Pat Fisher, Mike Judd.
 */

import static java.util.concurrent.TimeUnit.MILLISECONDS;

import java.security.PrivilegedAction;
import java.security.PrivilegedExceptionAction;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.concurrent.AbstractExecutorService;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.Callable;
import java.util.concurrent.CancellationException;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Executors;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Future;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicBoolean;

import junit.framework.Test;
import junit.framework.TestSuite;

public class AbstractExecutorServiceTest extends JSR166TestCase {
    public static void main(String[] args) {
        main(suite(), args);
    }
    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();
        final AtomicBoolean done = new AtomicBoolean(false);
        Future<?> future = e.submit(new CheckedRunnable() {
            public void realRun() {
                done.set(true);
            }});
        assertNull(future.get());
        assertNull(future.get(0, MILLISECONDS));
        assertTrue(done.get());
        assertTrue(future.isDone());
        assertFalse(future.isCancelled());
    }

    /**
     * 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() {
        ExecutorService e = new DirectExecutorService();
        try {
            e.submit((Runnable) null);
            shouldThrow();
        } catch (NullPointerException success) {}
    }

    /**
     * submit(null callable) throws NPE
     */
    public void testSubmitNullCallable() {
        ExecutorService e = new DirectExecutorService();
        try {
            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() { throw new ArithmeticException(); }};

        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<Long>> l = new ArrayList<Callable<Long>>();
        l.add(new Callable<Long>() {
            public Long call() { throw new ArithmeticException(); }});
        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<Long>> l = new ArrayList<Callable<Long>>();
        l.add(new Callable<Long>() {
            public Long call() { throw new ArithmeticException(); }});
        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, LONG_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 Exception {
        ExecutorService e = new DirectExecutorService();
        try {
            long timeout = timeoutMillis();
            List<Callable<String>> tasks = new ArrayList<>();
            tasks.add(new StringTask("0"));
            tasks.add(Executors.callable(possiblyInterruptedRunnable(timeout),
                                         TEST_STRING));
            tasks.add(new StringTask("2"));
            long startTime = System.nanoTime();
            List<Future<String>> futures =
                e.invokeAll(tasks, timeout, MILLISECONDS);
            assertEquals(tasks.size(), futures.size());
            assertTrue(millisElapsedSince(startTime) >= timeout);
            for (Future future : futures)
                assertTrue(future.isDone());
            assertEquals("0", futures.get(0).get());
            assertEquals(TEST_STRING, futures.get(1).get());
            assertTrue(futures.get(2).isCancelled());
        } finally {
            joinPool(e);
        }
    }

}
Revision:	1.38
Committed:	Mon Sep 14 03:14:43 2015 UTC (8 years, 8 months ago) by jsr166
Branch:	MAIN
Changes since 1.37:	+15 -10 lines
Log Message:	improve 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	jsr166	1.30	* http://creativecommons.org/publicdomain/zero/1.0/
5	jsr166	1.16	* Other contributors include Andrew Wright, Jeffrey Hayes,
6			* Pat Fisher, Mike Judd.
7	tim	1.1	*/
8
9	jsr166	1.35	import static java.util.concurrent.TimeUnit.MILLISECONDS;
10
11			import java.security.PrivilegedAction;
12			import java.security.PrivilegedExceptionAction;
13			import java.util.ArrayList;
14			import java.util.Collections;
15			import java.util.List;
16			import java.util.concurrent.AbstractExecutorService;
17			import java.util.concurrent.ArrayBlockingQueue;
18			import java.util.concurrent.Callable;
19	jsr166	1.38	import java.util.concurrent.CancellationException;
20	jsr166	1.35	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.ThreadPoolExecutor;
26			import java.util.concurrent.TimeUnit;
27	jsr166	1.32	import java.util.concurrent.atomic.AtomicBoolean;
28	jsr166	1.35
29			import junit.framework.Test;
30			import junit.framework.TestSuite;
31	tim	1.1
32	jsr166	1.18	public class AbstractExecutorServiceTest extends JSR166TestCase {
33	tim	1.1	public static void main(String[] args) {
34	jsr166	1.37	main(suite(), args);
35	tim	1.1	}
36			public static Test suite() {
37	dl	1.6	return new TestSuite(AbstractExecutorServiceTest.class);
38	tim	1.1	}
39
40	jsr166	1.16	/**
41	tim	1.1	* A no-frills implementation of AbstractExecutorService, designed
42	dl	1.6	* to test the submit methods only.
43	tim	1.1	*/
44			static class DirectExecutorService extends AbstractExecutorService {
45			public void execute(Runnable r) { r.run(); }
46			public void shutdown() { shutdown = true; }
47	jsr166	1.26	public List<Runnable> shutdownNow() {
48			shutdown = true;
49			return Collections.EMPTY_LIST;
50			}
51	tim	1.1	public boolean isShutdown() { return shutdown; }
52			public boolean isTerminated() { return isShutdown(); }
53	jsr166	1.26	public boolean awaitTermination(long timeout, TimeUnit unit) {
54			return isShutdown();
55			}
56	tim	1.1	private volatile boolean shutdown = false;
57			}
58
59			/**
60	dl	1.12	* execute(runnable) runs it to completion
61	tim	1.1	*/
62	jsr166	1.19	public void testExecuteRunnable() throws Exception {
63			ExecutorService e = new DirectExecutorService();
64	jsr166	1.32	final AtomicBoolean done = new AtomicBoolean(false);
65	jsr166	1.34	Future<?> future = e.submit(new CheckedRunnable() {
66	jsr166	1.32	public void realRun() {
67			done.set(true);
68	jsr166	1.34	}});
69	jsr166	1.32	assertNull(future.get());
70			assertNull(future.get(0, MILLISECONDS));
71			assertTrue(done.get());
72			assertTrue(future.isDone());
73			assertFalse(future.isCancelled());
74	tim	1.1	}
75
76			/**
77	dl	1.12	* Completed submit(callable) returns result
78	tim	1.1	*/
79	jsr166	1.19	public void testSubmitCallable() throws Exception {
80			ExecutorService e = new DirectExecutorService();
81			Future<String> future = e.submit(new StringTask());
82			String result = future.get();
83			assertSame(TEST_STRING, result);
84	tim	1.1	}
85
86	dl	1.6	/**
87	dl	1.12	* Completed submit(runnable) returns successfully
88	dl	1.6	*/
89	jsr166	1.19	public void testSubmitRunnable() throws Exception {
90			ExecutorService e = new DirectExecutorService();
91			Future<?> future = e.submit(new NoOpRunnable());
92			future.get();
93			assertTrue(future.isDone());
94	dl	1.6	}
95
96			/**
97	dl	1.12	* Completed submit(runnable, result) returns result
98	dl	1.6	*/
99	jsr166	1.19	public void testSubmitRunnable2() throws Exception {
100			ExecutorService e = new DirectExecutorService();
101			Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
102			String result = future.get();
103			assertSame(TEST_STRING, result);
104	dl	1.6	}
105
106	tim	1.1	/**
107	jsr166	1.23	* A submitted privileged action runs to completion
108	tim	1.1	*/
109	jsr166	1.19	public void testSubmitPrivilegedAction() throws Exception {
110	jsr166	1.23	Runnable r = new CheckedRunnable() {
111			public void realRun() throws Exception {
112			ExecutorService e = new DirectExecutorService();
113			Future future = e.submit(Executors.callable(new PrivilegedAction() {
114	tim	1.1	public Object run() {
115			return TEST_STRING;
116	dl	1.5	}}));
117	tim	1.1
118	jsr166	1.23	assertSame(TEST_STRING, future.get());
119			}};
120
121			runWithPermissions(r,
122			new RuntimePermission("getClassLoader"),
123			new RuntimePermission("setContextClassLoader"),
124			new RuntimePermission("modifyThread"));
125	tim	1.1	}
126
127			/**
128	jsr166	1.23	* A submitted privileged exception action runs to completion
129	tim	1.1	*/
130	jsr166	1.19	public void testSubmitPrivilegedExceptionAction() 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() {
136			return TEST_STRING;
137	dl	1.5	}}));
138	tim	1.1
139	jsr166	1.23	assertSame(TEST_STRING, future.get());
140			}};
141
142			runWithPermissions(r);
143	tim	1.1	}
144
145			/**
146	dl	1.12	* A submitted failed privileged exception action reports exception
147	tim	1.1	*/
148	jsr166	1.19	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
149	jsr166	1.23	Runnable r = new CheckedRunnable() {
150			public void realRun() throws Exception {
151			ExecutorService e = new DirectExecutorService();
152			Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
153	tim	1.1	public Object run() throws Exception {
154			throw new IndexOutOfBoundsException();
155	dl	1.5	}}));
156	tim	1.1
157	jsr166	1.23	try {
158			future.get();
159			shouldThrow();
160			} catch (ExecutionException success) {
161			assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
162			}}};
163
164			runWithPermissions(r);
165	tim	1.1	}
166
167			/**
168	dl	1.12	* execute(null runnable) throws NPE
169	tim	1.1	*/
170			public void testExecuteNullRunnable() {
171	jsr166	1.36	ExecutorService e = new DirectExecutorService();
172	tim	1.1	try {
173	jsr166	1.19	e.submit((Runnable) null);
174	tim	1.1	shouldThrow();
175	jsr166	1.19	} catch (NullPointerException success) {}
176	tim	1.1	}
177
178			/**
179	dl	1.12	* submit(null callable) throws NPE
180	tim	1.1	*/
181	dl	1.6	public void testSubmitNullCallable() {
182	jsr166	1.36	ExecutorService e = new DirectExecutorService();
183	tim	1.1	try {
184	jsr166	1.19	e.submit((Callable) null);
185	tim	1.1	shouldThrow();
186	jsr166	1.19	} catch (NullPointerException success) {}
187	tim	1.1	}
188
189			/**
190	jsr166	1.25	* submit(callable).get() throws InterruptedException if interrupted
191	tim	1.1	*/
192	jsr166	1.19	public void testInterruptedSubmit() throws InterruptedException {
193	jsr166	1.25	final CountDownLatch submitted = new CountDownLatch(1);
194			final CountDownLatch quittingTime = new CountDownLatch(1);
195			final ExecutorService p
196			= new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS,
197			new ArrayBlockingQueue<Runnable>(10));
198			final Callable<Void> awaiter = new CheckedCallable<Void>() {
199			public Void realCall() throws InterruptedException {
200			quittingTime.await();
201			return null;
202			}};
203			try {
204			Thread t = new Thread(new CheckedInterruptedRunnable() {
205			public void realRun() throws Exception {
206			Future<Void> future = p.submit(awaiter);
207			submitted.countDown();
208			future.get();
209			}});
210			t.start();
211			submitted.await();
212			t.interrupt();
213			t.join();
214			} finally {
215			quittingTime.countDown();
216			joinPool(p);
217			}
218	tim	1.1	}
219
220			/**
221	jsr166	1.27	* get of submit(callable) throws ExecutionException if callable
222			* throws exception
223	tim	1.1	*/
224	jsr166	1.19	public void testSubmitEE() throws InterruptedException {
225			ThreadPoolExecutor p =
226			new ThreadPoolExecutor(1, 1,
227			60, TimeUnit.SECONDS,
228			new ArrayBlockingQueue<Runnable>(10));
229
230			Callable c = new Callable() {
231	jsr166	1.33	public Object call() { throw new ArithmeticException(); }};
232	tim	1.1
233			try {
234	jsr166	1.19	p.submit(c).get();
235	tim	1.1	shouldThrow();
236	jsr166	1.19	} catch (ExecutionException success) {
237			assertTrue(success.getCause() instanceof ArithmeticException);
238	tim	1.1	}
239			joinPool(p);
240	dl	1.6	}
241
242			/**
243			* invokeAny(null) throws NPE
244			*/
245	jsr166	1.28	public void testInvokeAny1() throws Exception {
246	dl	1.6	ExecutorService e = new DirectExecutorService();
247			try {
248			e.invokeAny(null);
249	jsr166	1.19	shouldThrow();
250	dl	1.6	} catch (NullPointerException success) {
251			} finally {
252			joinPool(e);
253			}
254			}
255
256			/**
257			* invokeAny(empty collection) throws IAE
258			*/
259	jsr166	1.28	public void testInvokeAny2() throws Exception {
260	dl	1.6	ExecutorService e = new DirectExecutorService();
261			try {
262			e.invokeAny(new ArrayList<Callable<String>>());
263	jsr166	1.19	shouldThrow();
264	dl	1.6	} catch (IllegalArgumentException success) {
265			} finally {
266			joinPool(e);
267			}
268			}
269
270			/**
271			* invokeAny(c) throws NPE if c has null elements
272			*/
273	jsr166	1.19	public void testInvokeAny3() throws Exception {
274	dl	1.6	ExecutorService e = new DirectExecutorService();
275	jsr166	1.33	List<Callable<Long>> l = new ArrayList<Callable<Long>>();
276			l.add(new Callable<Long>() {
277			public Long call() { throw new ArithmeticException(); }});
278	jsr166	1.22	l.add(null);
279	dl	1.6	try {
280			e.invokeAny(l);
281	jsr166	1.19	shouldThrow();
282	dl	1.6	} catch (NullPointerException success) {
283			} finally {
284			joinPool(e);
285			}
286			}
287
288			/**
289	dl	1.12	* invokeAny(c) throws ExecutionException if no task in c completes
290	dl	1.6	*/
291	jsr166	1.19	public void testInvokeAny4() throws InterruptedException {
292	dl	1.6	ExecutorService e = new DirectExecutorService();
293	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
294			l.add(new NPETask());
295	dl	1.6	try {
296	dl	1.8	e.invokeAny(l);
297	jsr166	1.19	shouldThrow();
298	jsr166	1.17	} catch (ExecutionException success) {
299	jsr166	1.19	assertTrue(success.getCause() instanceof NullPointerException);
300	dl	1.6	} finally {
301			joinPool(e);
302			}
303			}
304
305			/**
306	dl	1.12	* invokeAny(c) returns result of some task in c if at least one completes
307	dl	1.6	*/
308	jsr166	1.19	public void testInvokeAny5() throws Exception {
309	dl	1.6	ExecutorService e = new DirectExecutorService();
310			try {
311	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
312	dl	1.6	l.add(new StringTask());
313			l.add(new StringTask());
314			String result = e.invokeAny(l);
315			assertSame(TEST_STRING, result);
316			} finally {
317			joinPool(e);
318			}
319			}
320
321			/**
322			* invokeAll(null) throws NPE
323			*/
324	jsr166	1.19	public void testInvokeAll1() throws InterruptedException {
325	dl	1.6	ExecutorService e = new DirectExecutorService();
326			try {
327			e.invokeAll(null);
328	jsr166	1.19	shouldThrow();
329	dl	1.6	} catch (NullPointerException success) {
330			} finally {
331			joinPool(e);
332			}
333			}
334
335			/**
336			* invokeAll(empty collection) returns empty collection
337			*/
338	jsr166	1.19	public void testInvokeAll2() throws InterruptedException {
339	dl	1.6	ExecutorService e = new DirectExecutorService();
340			try {
341			List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
342			assertTrue(r.isEmpty());
343			} finally {
344			joinPool(e);
345			}
346			}
347
348			/**
349			* invokeAll(c) throws NPE if c has null elements
350			*/
351	jsr166	1.19	public void testInvokeAll3() throws InterruptedException {
352	dl	1.6	ExecutorService e = new DirectExecutorService();
353	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
354			l.add(new StringTask());
355			l.add(null);
356	dl	1.6	try {
357			e.invokeAll(l);
358	jsr166	1.19	shouldThrow();
359	dl	1.6	} catch (NullPointerException success) {
360			} finally {
361			joinPool(e);
362			}
363			}
364
365			/**
366	dl	1.12	* get of returned element of invokeAll(c) throws exception on failed task
367	dl	1.6	*/
368	jsr166	1.19	public void testInvokeAll4() throws Exception {
369	dl	1.6	ExecutorService e = new DirectExecutorService();
370			try {
371	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
372	dl	1.6	l.add(new NPETask());
373	jsr166	1.22	List<Future<String>> futures = e.invokeAll(l);
374			assertEquals(1, futures.size());
375			try {
376			futures.get(0).get();
377			shouldThrow();
378			} catch (ExecutionException success) {
379			assertTrue(success.getCause() instanceof NullPointerException);
380	jsr166	1.19	}
381	dl	1.6	} finally {
382			joinPool(e);
383			}
384			}
385
386			/**
387	dl	1.12	* invokeAll(c) returns results of all completed tasks in c
388	dl	1.6	*/
389	jsr166	1.19	public void testInvokeAll5() throws Exception {
390	dl	1.6	ExecutorService e = new DirectExecutorService();
391			try {
392	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
393	dl	1.6	l.add(new StringTask());
394			l.add(new StringTask());
395	jsr166	1.22	List<Future<String>> futures = e.invokeAll(l);
396			assertEquals(2, futures.size());
397			for (Future<String> future : futures)
398	jsr166	1.19	assertSame(TEST_STRING, future.get());
399	dl	1.8	} finally {
400			joinPool(e);
401			}
402			}
403
404			/**
405			* timed invokeAny(null) throws NPE
406			*/
407	jsr166	1.19	public void testTimedInvokeAny1() throws Exception {
408	dl	1.8	ExecutorService e = new DirectExecutorService();
409			try {
410	jsr166	1.20	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
411	jsr166	1.19	shouldThrow();
412	dl	1.8	} catch (NullPointerException success) {
413			} finally {
414			joinPool(e);
415			}
416			}
417
418			/**
419	dl	1.12	* timed invokeAny(null time unit) throws NPE
420	dl	1.8	*/
421	jsr166	1.19	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
422	dl	1.8	ExecutorService e = new DirectExecutorService();
423	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
424			l.add(new StringTask());
425	dl	1.8	try {
426			e.invokeAny(l, MEDIUM_DELAY_MS, null);
427	jsr166	1.19	shouldThrow();
428	dl	1.8	} catch (NullPointerException success) {
429			} finally {
430			joinPool(e);
431			}
432			}
433
434			/**
435			* timed invokeAny(empty collection) throws IAE
436			*/
437	jsr166	1.19	public void testTimedInvokeAny2() throws Exception {
438	dl	1.8	ExecutorService e = new DirectExecutorService();
439			try {
440	jsr166	1.20	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
441	jsr166	1.19	shouldThrow();
442	dl	1.8	} catch (IllegalArgumentException success) {
443			} finally {
444			joinPool(e);
445			}
446			}
447
448			/**
449			* timed invokeAny(c) throws NPE if c has null elements
450			*/
451	jsr166	1.19	public void testTimedInvokeAny3() throws Exception {
452	dl	1.8	ExecutorService e = new DirectExecutorService();
453	jsr166	1.33	List<Callable<Long>> l = new ArrayList<Callable<Long>>();
454			l.add(new Callable<Long>() {
455			public Long call() { throw new ArithmeticException(); }});
456	jsr166	1.22	l.add(null);
457	dl	1.8	try {
458	jsr166	1.20	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
459	jsr166	1.19	shouldThrow();
460	dl	1.8	} catch (NullPointerException success) {
461			} finally {
462			joinPool(e);
463			}
464			}
465
466			/**
467			* timed invokeAny(c) throws ExecutionException if no task completes
468			*/
469	jsr166	1.19	public void testTimedInvokeAny4() throws Exception {
470	dl	1.8	ExecutorService e = new DirectExecutorService();
471	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
472			l.add(new NPETask());
473	dl	1.8	try {
474	jsr166	1.20	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
475	jsr166	1.19	shouldThrow();
476	jsr166	1.17	} catch (ExecutionException success) {
477	jsr166	1.19	assertTrue(success.getCause() instanceof NullPointerException);
478	dl	1.8	} finally {
479			joinPool(e);
480			}
481			}
482
483			/**
484	dl	1.12	* timed invokeAny(c) returns result of some task in c
485	dl	1.8	*/
486	jsr166	1.19	public void testTimedInvokeAny5() throws Exception {
487	dl	1.8	ExecutorService e = new DirectExecutorService();
488			try {
489	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
490	dl	1.8	l.add(new StringTask());
491			l.add(new StringTask());
492	jsr166	1.20	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
493	dl	1.8	assertSame(TEST_STRING, result);
494			} finally {
495			joinPool(e);
496			}
497			}
498
499			/**
500			* timed invokeAll(null) throws NPE
501			*/
502	jsr166	1.19	public void testTimedInvokeAll1() throws InterruptedException {
503	dl	1.8	ExecutorService e = new DirectExecutorService();
504			try {
505	jsr166	1.20	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
506	jsr166	1.19	shouldThrow();
507	dl	1.8	} catch (NullPointerException success) {
508			} finally {
509			joinPool(e);
510			}
511			}
512
513			/**
514	dl	1.12	* timed invokeAll(null time unit) throws NPE
515	dl	1.8	*/
516	jsr166	1.19	public void testTimedInvokeAllNullTimeUnit() throws InterruptedException {
517	dl	1.8	ExecutorService e = new DirectExecutorService();
518	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
519			l.add(new StringTask());
520	dl	1.8	try {
521			e.invokeAll(l, MEDIUM_DELAY_MS, null);
522	jsr166	1.19	shouldThrow();
523	dl	1.8	} catch (NullPointerException success) {
524			} finally {
525			joinPool(e);
526			}
527			}
528
529			/**
530			* timed invokeAll(empty collection) returns empty collection
531			*/
532	jsr166	1.19	public void testTimedInvokeAll2() throws InterruptedException {
533	dl	1.8	ExecutorService e = new DirectExecutorService();
534			try {
535	jsr166	1.20	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
536	dl	1.8	assertTrue(r.isEmpty());
537			} finally {
538			joinPool(e);
539			}
540			}
541
542			/**
543			* timed invokeAll(c) throws NPE if c has null elements
544			*/
545	jsr166	1.19	public void testTimedInvokeAll3() throws InterruptedException {
546	dl	1.8	ExecutorService e = new DirectExecutorService();
547	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
548			l.add(new StringTask());
549			l.add(null);
550	dl	1.8	try {
551	jsr166	1.20	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
552	jsr166	1.19	shouldThrow();
553	dl	1.8	} catch (NullPointerException success) {
554			} finally {
555			joinPool(e);
556			}
557			}
558
559			/**
560	dl	1.12	* get of returned element of invokeAll(c) throws exception on failed task
561	dl	1.8	*/
562	jsr166	1.19	public void testTimedInvokeAll4() throws Exception {
563	dl	1.8	ExecutorService e = new DirectExecutorService();
564			try {
565	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
566	dl	1.8	l.add(new NPETask());
567	jsr166	1.22	List<Future<String>> futures =
568			e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
569			assertEquals(1, futures.size());
570			try {
571			futures.get(0).get();
572			shouldThrow();
573			} catch (ExecutionException success) {
574			assertTrue(success.getCause() instanceof NullPointerException);
575	jsr166	1.19	}
576	dl	1.8	} finally {
577			joinPool(e);
578			}
579			}
580
581			/**
582	dl	1.12	* timed invokeAll(c) returns results of all completed tasks in c
583	dl	1.8	*/
584	jsr166	1.19	public void testTimedInvokeAll5() throws Exception {
585	dl	1.8	ExecutorService e = new DirectExecutorService();
586			try {
587	jsr166	1.22	List<Callable<String>> l = new ArrayList<Callable<String>>();
588	dl	1.8	l.add(new StringTask());
589			l.add(new StringTask());
590	jsr166	1.22	List<Future<String>> futures =
591	jsr166	1.38	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
592	jsr166	1.22	assertEquals(2, futures.size());
593			for (Future<String> future : futures)
594	jsr166	1.19	assertSame(TEST_STRING, future.get());
595	dl	1.8	} finally {
596			joinPool(e);
597			}
598			}
599
600			/**
601	dl	1.12	* timed invokeAll cancels tasks not completed by timeout
602	dl	1.8	*/
603	jsr166	1.38	public void testTimedInvokeAll6() throws Exception {
604	dl	1.9	ExecutorService e = new DirectExecutorService();
605	dl	1.8	try {
606	jsr166	1.38	long timeout = timeoutMillis();
607			List<Callable<String>> tasks = new ArrayList<>();
608			tasks.add(new StringTask("0"));
609			tasks.add(Executors.callable(possiblyInterruptedRunnable(timeout),
610			TEST_STRING));
611			tasks.add(new StringTask("2"));
612			long startTime = System.nanoTime();
613	jsr166	1.22	List<Future<String>> futures =
614	jsr166	1.38	e.invokeAll(tasks, timeout, MILLISECONDS);
615			assertEquals(tasks.size(), futures.size());
616			assertTrue(millisElapsedSince(startTime) >= timeout);
617	jsr166	1.32	for (Future future : futures)
618			assertTrue(future.isDone());
619	jsr166	1.38	assertEquals("0", futures.get(0).get());
620			assertEquals(TEST_STRING, futures.get(1).get());
621	jsr166	1.32	assertTrue(futures.get(2).isCancelled());
622	dl	1.6	} finally {
623			joinPool(e);
624			}
625	tim	1.1	}
626
627	dl	1.3	}