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root/jsr166/jsr166/src/test/tck/JSR166TestCase.java

Comparing jsr166/src/test/tck/JSR166TestCase.java (file contents):
Revision 1.38 by jsr166, Wed Aug 5 00:43:59 2009 UTC vs.
Revision 1.59 by jsr166, Wed Oct 6 02:58:04 2010 UTC

#	Line 7 | Line 7
7		*/
8
9		import junit.framework.*;
10	<	import java.util.*;
10	>	import java.util.PropertyPermission;
11		import java.util.concurrent.*;
12	+	import java.util.concurrent.atomic.AtomicReference;
13		import static java.util.concurrent.TimeUnit.MILLISECONDS;
14	<	import java.io.*;
15	<	import java.security.*;
14	>	import java.security.CodeSource;
15	>	import java.security.Permission;
16	>	import java.security.PermissionCollection;
17	>	import java.security.Permissions;
18	>	import java.security.Policy;
19	>	import java.security.ProtectionDomain;
20	>	import java.security.SecurityPermission;
21
22		/**
23		* Base class for JSR166 Junit TCK tests.  Defines some constants,
#	Line 26 | Line 32 | import java.security.*;
32		* <li> All assertions in code running in generated threads must use
33		* the forms {@link #threadFail}, {@link #threadAssertTrue}, {@link
34		* #threadAssertEquals}, or {@link #threadAssertNull}, (not
35	<	* <tt>fail</tt>, <tt>assertTrue</tt>, etc.) It is OK (but not
35	>	* {@code fail}, {@code assertTrue}, etc.) It is OK (but not
36		* particularly recommended) for other code to use these forms too.
37		* Only the most typically used JUnit assertion methods are defined
38		* this way, but enough to live with.</li>
39		*
40		* <li> If you override {@link #setUp} or {@link #tearDown}, make sure
41	<	* to invoke <tt>super.setUp</tt> and <tt>super.tearDown</tt> within
41	>	* to invoke {@code super.setUp} and {@code super.tearDown} within
42		* them. These methods are used to clear and check for thread
43		* assertion failures.</li>
44		*
45	<	* <li>All delays and timeouts must use one of the constants <tt>
46	<	* SHORT_DELAY_MS</tt>, <tt> SMALL_DELAY_MS</tt>, <tt> MEDIUM_DELAY_MS</tt>,
47	<	* <tt> LONG_DELAY_MS</tt>. The idea here is that a SHORT is always
45	>	* <li>All delays and timeouts must use one of the constants {@code
46	>	* SHORT_DELAY_MS}, {@code SMALL_DELAY_MS}, {@code MEDIUM_DELAY_MS},
47	>	* {@code LONG_DELAY_MS}. The idea here is that a SHORT is always
48		* discriminable from zero time, and always allows enough time for the
49		* small amounts of computation (creating a thread, calling a few
50		* methods, etc) needed to reach a timeout point. Similarly, a SMALL
#	Line 48 | Line 54 | import java.security.*;
54		* in one spot to rerun tests on slower platforms.</li>
55		*
56		* <li> All threads generated must be joined inside each test case
57	<	* method (or <tt>fail</tt> to do so) before returning from the
58	<	* method. The <tt> joinPool</tt> method can be used to do this when
57	>	* method (or {@code fail} to do so) before returning from the
58	>	* method. The {@code joinPool} method can be used to do this when
59		* using Executors.</li>
60		*
61		* </ol>
#	Line 81 | Line 87 | import java.security.*;
87		* any particular package to simplify things for people integrating
88		* them in TCK test suites.</li>
89		*
90	<	* <li> As a convenience, the <tt>main</tt> of this class (JSR166TestCase)
90	>	* <li> As a convenience, the {@code main} of this class (JSR166TestCase)
91		* runs all JSR166 unit tests.</li>
92		*
93		* </ul>
94		*/
95		public class JSR166TestCase extends TestCase {
96	+	private static final boolean useSecurityManager =
97	+	Boolean.getBoolean("jsr166.useSecurityManager");
98	+
99		/**
100		* Runs all JSR166 unit tests using junit.textui.TestRunner
101		*/
102	<	public static void main (String[] args) {
103	<	int iters = 1;
104	<	if (args.length > 0)
105	<	iters = Integer.parseInt(args[0]);
102	>	public static void main(String[] args) {
103	>	if (useSecurityManager) {
104	>	System.err.println("Setting a permissive security manager");
105	>	Policy.setPolicy(permissivePolicy());
106	>	System.setSecurityManager(new SecurityManager());
107	>	}
108	>	int iters = (args.length == 0) ? 1 : Integer.parseInt(args[0]);
109	>
110		Test s = suite();
111		for (int i = 0; i < iters; ++i) {
112	<	junit.textui.TestRunner.run (s);
112	>	junit.textui.TestRunner.run(s);
113		System.gc();
114		System.runFinalization();
115		}
#	Line 106 | Line 119 | public class JSR166TestCase extends Test
119		/**
120		* Collects all JSR166 unit tests as one suite
121		*/
122	<	public static Test suite ( ) {
122	>	public static Test suite() {
123		TestSuite suite = new TestSuite("JSR166 Unit Tests");
124
125	<	suite.addTest(new TestSuite(ForkJoinPoolTest.class));
126	<	suite.addTest(new TestSuite(ForkJoinTaskTest.class));
127	<	suite.addTest(new TestSuite(RecursiveActionTest.class));
128	<	suite.addTest(new TestSuite(RecursiveTaskTest.class));
129	<	suite.addTest(new TestSuite(LinkedTransferQueueTest.class));
130	<	suite.addTest(new TestSuite(PhaserTest.class));
131	<	suite.addTest(new TestSuite(ThreadLocalRandomTest.class));
132	<	suite.addTest(new TestSuite(AbstractExecutorServiceTest.class));
133	<	suite.addTest(new TestSuite(AbstractQueueTest.class));
134	<	suite.addTest(new TestSuite(AbstractQueuedSynchronizerTest.class));
135	<	suite.addTest(new TestSuite(AbstractQueuedLongSynchronizerTest.class));
136	<	suite.addTest(new TestSuite(ArrayBlockingQueueTest.class));
137	<	suite.addTest(new TestSuite(ArrayDequeTest.class));
138	<	suite.addTest(new TestSuite(AtomicBooleanTest.class));
139	<	suite.addTest(new TestSuite(AtomicIntegerArrayTest.class));
140	<	suite.addTest(new TestSuite(AtomicIntegerFieldUpdaterTest.class));
141	<	suite.addTest(new TestSuite(AtomicIntegerTest.class));
142	<	suite.addTest(new TestSuite(AtomicLongArrayTest.class));
143	<	suite.addTest(new TestSuite(AtomicLongFieldUpdaterTest.class));
144	<	suite.addTest(new TestSuite(AtomicLongTest.class));
145	<	suite.addTest(new TestSuite(AtomicMarkableReferenceTest.class));
146	<	suite.addTest(new TestSuite(AtomicReferenceArrayTest.class));
147	<	suite.addTest(new TestSuite(AtomicReferenceFieldUpdaterTest.class));
148	<	suite.addTest(new TestSuite(AtomicReferenceTest.class));
149	<	suite.addTest(new TestSuite(AtomicStampedReferenceTest.class));
150	<	suite.addTest(new TestSuite(ConcurrentHashMapTest.class));
151	<	suite.addTest(new TestSuite(ConcurrentLinkedQueueTest.class));
152	<	suite.addTest(new TestSuite(ConcurrentSkipListMapTest.class));
153	<	suite.addTest(new TestSuite(ConcurrentSkipListSubMapTest.class));
154	<	suite.addTest(new TestSuite(ConcurrentSkipListSetTest.class));
155	<	suite.addTest(new TestSuite(ConcurrentSkipListSubSetTest.class));
156	<	suite.addTest(new TestSuite(CopyOnWriteArrayListTest.class));
157	<	suite.addTest(new TestSuite(CopyOnWriteArraySetTest.class));
158	<	suite.addTest(new TestSuite(CountDownLatchTest.class));
159	<	suite.addTest(new TestSuite(CyclicBarrierTest.class));
160	<	suite.addTest(new TestSuite(DelayQueueTest.class));
161	<	suite.addTest(new TestSuite(EntryTest.class));
162	<	suite.addTest(new TestSuite(ExchangerTest.class));
163	<	suite.addTest(new TestSuite(ExecutorsTest.class));
164	<	suite.addTest(new TestSuite(ExecutorCompletionServiceTest.class));
165	<	suite.addTest(new TestSuite(FutureTaskTest.class));
166	<	suite.addTest(new TestSuite(LinkedBlockingDequeTest.class));
167	<	suite.addTest(new TestSuite(LinkedBlockingQueueTest.class));
168	<	suite.addTest(new TestSuite(LinkedListTest.class));
169	<	suite.addTest(new TestSuite(LockSupportTest.class));
170	<	suite.addTest(new TestSuite(PriorityBlockingQueueTest.class));
171	<	suite.addTest(new TestSuite(PriorityQueueTest.class));
172	<	suite.addTest(new TestSuite(ReentrantLockTest.class));
173	<	suite.addTest(new TestSuite(ReentrantReadWriteLockTest.class));
174	<	suite.addTest(new TestSuite(ScheduledExecutorTest.class));
175	<	suite.addTest(new TestSuite(ScheduledExecutorSubclassTest.class));
176	<	suite.addTest(new TestSuite(SemaphoreTest.class));
177	<	suite.addTest(new TestSuite(SynchronousQueueTest.class));
178	<	suite.addTest(new TestSuite(SystemTest.class));
179	<	suite.addTest(new TestSuite(ThreadLocalTest.class));
180	<	suite.addTest(new TestSuite(ThreadPoolExecutorTest.class));
181	<	suite.addTest(new TestSuite(ThreadPoolExecutorSubclassTest.class));
182	<	suite.addTest(new TestSuite(ThreadTest.class));
183	<	suite.addTest(new TestSuite(TimeUnitTest.class));
184	<	suite.addTest(new TestSuite(TreeMapTest.class));
185	<	suite.addTest(new TestSuite(TreeSetTest.class));
186	<	suite.addTest(new TestSuite(TreeSubMapTest.class));
187	<	suite.addTest(new TestSuite(TreeSubSetTest.class));
125	>	suite.addTest(ForkJoinPoolTest.suite());
126	>	suite.addTest(ForkJoinTaskTest.suite());
127	>	suite.addTest(RecursiveActionTest.suite());
128	>	suite.addTest(RecursiveTaskTest.suite());
129	>	suite.addTest(LinkedTransferQueueTest.suite());
130	>	suite.addTest(PhaserTest.suite());
131	>	suite.addTest(ThreadLocalRandomTest.suite());
132	>	suite.addTest(AbstractExecutorServiceTest.suite());
133	>	suite.addTest(AbstractQueueTest.suite());
134	>	suite.addTest(AbstractQueuedSynchronizerTest.suite());
135	>	suite.addTest(AbstractQueuedLongSynchronizerTest.suite());
136	>	suite.addTest(ArrayBlockingQueueTest.suite());
137	>	suite.addTest(ArrayDequeTest.suite());
138	>	suite.addTest(AtomicBooleanTest.suite());
139	>	suite.addTest(AtomicIntegerArrayTest.suite());
140	>	suite.addTest(AtomicIntegerFieldUpdaterTest.suite());
141	>	suite.addTest(AtomicIntegerTest.suite());
142	>	suite.addTest(AtomicLongArrayTest.suite());
143	>	suite.addTest(AtomicLongFieldUpdaterTest.suite());
144	>	suite.addTest(AtomicLongTest.suite());
145	>	suite.addTest(AtomicMarkableReferenceTest.suite());
146	>	suite.addTest(AtomicReferenceArrayTest.suite());
147	>	suite.addTest(AtomicReferenceFieldUpdaterTest.suite());
148	>	suite.addTest(AtomicReferenceTest.suite());
149	>	suite.addTest(AtomicStampedReferenceTest.suite());
150	>	suite.addTest(ConcurrentHashMapTest.suite());
151	>	suite.addTest(ConcurrentLinkedDequeTest.suite());
152	>	suite.addTest(ConcurrentLinkedQueueTest.suite());
153	>	suite.addTest(ConcurrentSkipListMapTest.suite());
154	>	suite.addTest(ConcurrentSkipListSubMapTest.suite());
155	>	suite.addTest(ConcurrentSkipListSetTest.suite());
156	>	suite.addTest(ConcurrentSkipListSubSetTest.suite());
157	>	suite.addTest(CopyOnWriteArrayListTest.suite());
158	>	suite.addTest(CopyOnWriteArraySetTest.suite());
159	>	suite.addTest(CountDownLatchTest.suite());
160	>	suite.addTest(CyclicBarrierTest.suite());
161	>	suite.addTest(DelayQueueTest.suite());
162	>	suite.addTest(EntryTest.suite());
163	>	suite.addTest(ExchangerTest.suite());
164	>	suite.addTest(ExecutorsTest.suite());
165	>	suite.addTest(ExecutorCompletionServiceTest.suite());
166	>	suite.addTest(FutureTaskTest.suite());
167	>	suite.addTest(LinkedBlockingDequeTest.suite());
168	>	suite.addTest(LinkedBlockingQueueTest.suite());
169	>	suite.addTest(LinkedListTest.suite());
170	>	suite.addTest(LockSupportTest.suite());
171	>	suite.addTest(PriorityBlockingQueueTest.suite());
172	>	suite.addTest(PriorityQueueTest.suite());
173	>	suite.addTest(ReentrantLockTest.suite());
174	>	suite.addTest(ReentrantReadWriteLockTest.suite());
175	>	suite.addTest(ScheduledExecutorTest.suite());
176	>	suite.addTest(ScheduledExecutorSubclassTest.suite());
177	>	suite.addTest(SemaphoreTest.suite());
178	>	suite.addTest(SynchronousQueueTest.suite());
179	>	suite.addTest(SystemTest.suite());
180	>	suite.addTest(ThreadLocalTest.suite());
181	>	suite.addTest(ThreadPoolExecutorTest.suite());
182	>	suite.addTest(ThreadPoolExecutorSubclassTest.suite());
183	>	suite.addTest(ThreadTest.suite());
184	>	suite.addTest(TimeUnitTest.suite());
185	>	suite.addTest(TreeMapTest.suite());
186	>	suite.addTest(TreeSetTest.suite());
187	>	suite.addTest(TreeSubMapTest.suite());
188	>	suite.addTest(TreeSubSetTest.suite());
189
190		return suite;
191		}
#	Line 195 | Line 209 | public class JSR166TestCase extends Test
209		/**
210		* Sets delays as multiples of SHORT_DELAY.
211		*/
212	<	protected  void setDelays() {
212	>	protected void setDelays() {
213		SHORT_DELAY_MS = getShortDelay();
214	<	SMALL_DELAY_MS = SHORT_DELAY_MS * 5;
214	>	SMALL_DELAY_MS  = SHORT_DELAY_MS * 5;
215		MEDIUM_DELAY_MS = SHORT_DELAY_MS * 10;
216	<	LONG_DELAY_MS = SHORT_DELAY_MS * 50;
216	>	LONG_DELAY_MS   = SHORT_DELAY_MS * 50;
217		}
218
219		/**
220	<	* Flag set true if any threadAssert methods fail
220	>	* The first exception encountered if any threadAssertXXX method fails.
221		*/
222	<	volatile boolean threadFailed;
222	>	private final AtomicReference<Throwable> threadFailure
223	>	= new AtomicReference<Throwable>(null);
224
225		/**
226	<	* Initializes test to indicate that no thread assertions have failed
226	>	* Records an exception so that it can be rethrown later in the test
227	>	* harness thread, triggering a test case failure.  Only the first
228	>	* failure is recorded; subsequent calls to this method from within
229	>	* the same test have no effect.
230		*/
231	+	public void threadRecordFailure(Throwable t) {
232	+	threadFailure.compareAndSet(null, t);
233	+	}
234	+
235		public void setUp() {
236		setDelays();
215	–	threadFailed = false;
237		}
238
239		/**
240	<	* Triggers test case failure if any thread assertions have failed
241	<	*/
242	<	public void tearDown() {
243	<	assertFalse(threadFailed);
240	>	* Triggers test case failure if any thread assertions have failed,
241	>	* by rethrowing, in the test harness thread, any exception recorded
242	>	* earlier by threadRecordFailure.
243	>	*/
244	>	public void tearDown() throws Exception {
245	>	Throwable t = threadFailure.get();
246	>	if (t != null) {
247	>	if (t instanceof Error)
248	>	throw (Error) t;
249	>	else if (t instanceof RuntimeException)
250	>	throw (RuntimeException) t;
251	>	else if (t instanceof Exception)
252	>	throw (Exception) t;
253	>	else {
254	>	AssertionFailedError afe =
255	>	new AssertionFailedError(t.toString());
256	>	afe.initCause(t);
257	>	throw afe;
258	>	}
259	>	}
260		}
261
262		/**
263	<	* Fail, also setting status to indicate current testcase should fail
263	>	* Just like fail(reason), but additionally recording (using
264	>	* threadRecordFailure) any AssertionFailedError thrown, so that
265	>	* the current testcase will fail.
266		*/
267		public void threadFail(String reason) {
268	<	threadFailed = true;
269	<	fail(reason);
268	>	try {
269	>	fail(reason);
270	>	} catch (AssertionFailedError t) {
271	>	threadRecordFailure(t);
272	>	fail(reason);
273	>	}
274		}
275
276		/**
277	<	* If expression not true, set status to indicate current testcase
278	<	* should fail
277	>	* Just like assertTrue(b), but additionally recording (using
278	>	* threadRecordFailure) any AssertionFailedError thrown, so that
279	>	* the current testcase will fail.
280		*/
281		public void threadAssertTrue(boolean b) {
282	<	if (!b) {
239	<	threadFailed = true;
282	>	try {
283		assertTrue(b);
284	+	} catch (AssertionFailedError t) {
285	+	threadRecordFailure(t);
286	+	throw t;
287		}
288		}
289
290		/**
291	<	* If expression not false, set status to indicate current testcase
292	<	* should fail
291	>	* Just like assertFalse(b), but additionally recording (using
292	>	* threadRecordFailure) any AssertionFailedError thrown, so that
293	>	* the current testcase will fail.
294		*/
295		public void threadAssertFalse(boolean b) {
296	<	if (b) {
250	<	threadFailed = true;
296	>	try {
297		assertFalse(b);
298	+	} catch (AssertionFailedError t) {
299	+	threadRecordFailure(t);
300	+	throw t;
301		}
302		}
303
304		/**
305	<	* If argument not null, set status to indicate current testcase
306	<	* should fail
305	>	* Just like assertNull(x), but additionally recording (using
306	>	* threadRecordFailure) any AssertionFailedError thrown, so that
307	>	* the current testcase will fail.
308		*/
309		public void threadAssertNull(Object x) {
310	<	if (x != null) {
261	<	threadFailed = true;
310	>	try {
311		assertNull(x);
312	+	} catch (AssertionFailedError t) {
313	+	threadRecordFailure(t);
314	+	throw t;
315		}
316		}
317
318		/**
319	<	* If arguments not equal, set status to indicate current testcase
320	<	* should fail
319	>	* Just like assertEquals(x, y), but additionally recording (using
320	>	* threadRecordFailure) any AssertionFailedError thrown, so that
321	>	* the current testcase will fail.
322		*/
323		public void threadAssertEquals(long x, long y) {
324	<	if (x != y) {
272	<	threadFailed = true;
324	>	try {
325		assertEquals(x, y);
326	+	} catch (AssertionFailedError t) {
327	+	threadRecordFailure(t);
328	+	throw t;
329		}
330		}
331
332		/**
333	<	* If arguments not equal, set status to indicate current testcase
334	<	* should fail
333	>	* Just like assertEquals(x, y), but additionally recording (using
334	>	* threadRecordFailure) any AssertionFailedError thrown, so that
335	>	* the current testcase will fail.
336		*/
337		public void threadAssertEquals(Object x, Object y) {
338	<	if (x != y && (x == null || !x.equals(y))) {
283	<	threadFailed = true;
338	>	try {
339		assertEquals(x, y);
340	+	} catch (AssertionFailedError t) {
341	+	threadRecordFailure(t);
342	+	throw t;
343	+	} catch (Throwable t) {
344	+	threadUnexpectedException(t);
345	+	}
346	+	}
347	+
348	+	/**
349	+	* Just like assertSame(x, y), but additionally recording (using
350	+	* threadRecordFailure) any AssertionFailedError thrown, so that
351	+	* the current testcase will fail.
352	+	*/
353	+	public void threadAssertSame(Object x, Object y) {
354	+	try {
355	+	assertSame(x, y);
356	+	} catch (AssertionFailedError t) {
357	+	threadRecordFailure(t);
358	+	throw t;
359		}
360		}
361
362		/**
363	<	* threadFail with message "should throw exception"
363	>	* Calls threadFail with message "should throw exception".
364		*/
365		public void threadShouldThrow() {
366	<	threadFailed = true;
293	<	fail("should throw exception");
366	>	threadFail("should throw exception");
367		}
368
369		/**
370	<	* threadFail with message "Unexpected exception"
370	>	* Calls threadFail with message "should throw" + exceptionName.
371		*/
372	<	public void threadUnexpectedException() {
373	<	threadFailed = true;
301	<	fail("Unexpected exception");
372	>	public void threadShouldThrow(String exceptionName) {
373	>	threadFail("should throw " + exceptionName);
374		}
375
376		/**
377	<	* threadFail with message "Unexpected exception", with argument
377	>	* Records the given exception using {@link #threadRecordFailure},
378	>	* then rethrows the exception, wrapping it in an
379	>	* AssertionFailedError if necessary.
380		*/
381	<	public void threadUnexpectedException(Throwable ex) {
382	<	threadFailed = true;
383	<	ex.printStackTrace();
384	<	fail("Unexpected exception: " + ex);
381	>	public void threadUnexpectedException(Throwable t) {
382	>	threadRecordFailure(t);
383	>	t.printStackTrace();
384	>	if (t instanceof RuntimeException)
385	>	throw (RuntimeException) t;
386	>	else if (t instanceof Error)
387	>	throw (Error) t;
388	>	else {
389	>	AssertionFailedError afe =
390	>	new AssertionFailedError("unexpected exception: " + t);
391	>	t.initCause(t);
392	>	throw afe;
393	>	}
394		}
395
396		/**
397	<	* Wait out termination of a thread pool or fail doing so
397	>	* Waits out termination of a thread pool or fails doing so.
398		*/
399		public void joinPool(ExecutorService exec) {
400		try {
401		exec.shutdown();
402	<	assertTrue(exec.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
402	>	assertTrue("ExecutorService did not terminate in a timely manner",
403	>	exec.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
404		} catch (SecurityException ok) {
405		// Allowed in case test doesn't have privs
406		} catch (InterruptedException ie) {
407	<	fail("Unexpected exception");
407	>	fail("Unexpected InterruptedException");
408		}
409		}
410
411
412		/**
413	<	* fail with message "should throw exception"
413	>	* Fails with message "should throw exception".
414		*/
415		public void shouldThrow() {
416		fail("Should throw exception");
417		}
418
419		/**
420	<	* fail with message "Unexpected exception"
337	<	*/
338	<	public void unexpectedException() {
339	<	fail("Unexpected exception");
340	<	}
341	<
342	<	/**
343	<	* fail with message "Unexpected exception", with argument
420	>	* Fails with message "should throw " + exceptionName.
421		*/
422	<	public void unexpectedException(Throwable ex) {
423	<	ex.printStackTrace();
347	<	fail("Unexpected exception: " + ex);
422	>	public void shouldThrow(String exceptionName) {
423	>	fail("Should throw " + exceptionName);
424		}
425
350	–
426		/**
427		* The number of elements to place in collections, arrays, etc.
428		*/
429	<	static final int SIZE = 20;
429	>	public static final int SIZE = 20;
430
431		// Some convenient Integer constants
432
433	<	static final Integer zero = new Integer(0);
434	<	static final Integer one = new Integer(1);
435	<	static final Integer two = new Integer(2);
436	<	static final Integer three  = new Integer(3);
437	<	static final Integer four  = new Integer(4);
438	<	static final Integer five  = new Integer(5);
439	<	static final Integer six = new Integer(6);
440	<	static final Integer seven = new Integer(7);
441	<	static final Integer eight = new Integer(8);
442	<	static final Integer nine = new Integer(9);
443	<	static final Integer m1  = new Integer(-1);
444	<	static final Integer m2  = new Integer(-2);
445	<	static final Integer m3  = new Integer(-3);
446	<	static final Integer m4 = new Integer(-4);
447	<	static final Integer m5 = new Integer(-5);
448	<	static final Integer m6 = new Integer(-6);
449	<	static final Integer m10 = new Integer(-10);
433	>	public static final Integer zero  = new Integer(0);
434	>	public static final Integer one   = new Integer(1);
435	>	public static final Integer two   = new Integer(2);
436	>	public static final Integer three = new Integer(3);
437	>	public static final Integer four  = new Integer(4);
438	>	public static final Integer five  = new Integer(5);
439	>	public static final Integer six   = new Integer(6);
440	>	public static final Integer seven = new Integer(7);
441	>	public static final Integer eight = new Integer(8);
442	>	public static final Integer nine  = new Integer(9);
443	>	public static final Integer m1  = new Integer(-1);
444	>	public static final Integer m2  = new Integer(-2);
445	>	public static final Integer m3  = new Integer(-3);
446	>	public static final Integer m4  = new Integer(-4);
447	>	public static final Integer m5  = new Integer(-5);
448	>	public static final Integer m6  = new Integer(-6);
449	>	public static final Integer m10 = new Integer(-10);
450
451
452		/**
453	+	* Runs Runnable r with a security policy that permits precisely
454	+	* the specified permissions.  If there is no current security
455	+	* manager, the runnable is run twice, both with and without a
456	+	* security manager.  We require that any security manager permit
457	+	* getPolicy/setPolicy.
458	+	*/
459	+	public void runWithPermissions(Runnable r, Permission... permissions) {
460	+	SecurityManager sm = System.getSecurityManager();
461	+	if (sm == null) {
462	+	r.run();
463	+	Policy savedPolicy = Policy.getPolicy();
464	+	try {
465	+	Policy.setPolicy(permissivePolicy());
466	+	System.setSecurityManager(new SecurityManager());
467	+	runWithPermissions(r, permissions);
468	+	} finally {
469	+	System.setSecurityManager(null);
470	+	Policy.setPolicy(savedPolicy);
471	+	}
472	+	} else {
473	+	Policy savedPolicy = Policy.getPolicy();
474	+	AdjustablePolicy policy = new AdjustablePolicy(permissions);
475	+	Policy.setPolicy(policy);
476	+
477	+	try {
478	+	r.run();
479	+	} finally {
480	+	policy.addPermission(new SecurityPermission("setPolicy"));
481	+	Policy.setPolicy(savedPolicy);
482	+	}
483	+	}
484	+	}
485	+
486	+	/**
487	+	* Runs a runnable without any permissions.
488	+	*/
489	+	public void runWithoutPermissions(Runnable r) {
490	+	runWithPermissions(r);
491	+	}
492	+
493	+	/**
494		* A security policy where new permissions can be dynamically added
495		* or all cleared.
496		*/
497	<	static class AdjustablePolicy extends java.security.Policy {
497	>	public static class AdjustablePolicy extends java.security.Policy {
498		Permissions perms = new Permissions();
499	<	AdjustablePolicy() { }
499	>	AdjustablePolicy(Permission... permissions) {
500	>	for (Permission permission : permissions)
501	>	perms.add(permission);
502	>	}
503		void addPermission(Permission perm) { perms.add(perm); }
504		void clearPermissions() { perms = new Permissions(); }
505	<	public PermissionCollection getPermissions(CodeSource cs) {
506	<	return perms;
507	<	}
508	<	public PermissionCollection getPermissions(ProtectionDomain pd) {
509	<	return perms;
510	<	}
511	<	public boolean implies(ProtectionDomain pd, Permission p) {
512	<	return perms.implies(p);
513	<	}
514	<	public void refresh() {}
505	>	public PermissionCollection getPermissions(CodeSource cs) {
506	>	return perms;
507	>	}
508	>	public PermissionCollection getPermissions(ProtectionDomain pd) {
509	>	return perms;
510	>	}
511	>	public boolean implies(ProtectionDomain pd, Permission p) {
512	>	return perms.implies(p);
513	>	}
514	>	public void refresh() {}
515	>	}
516	>
517	>	/**
518	>	* Returns a policy containing all the permissions we ever need.
519	>	*/
520	>	public static Policy permissivePolicy() {
521	>	return new AdjustablePolicy
522	>	// Permissions j.u.c. needs directly
523	>	(new RuntimePermission("modifyThread"),
524	>	new RuntimePermission("getClassLoader"),
525	>	new RuntimePermission("setContextClassLoader"),
526	>	// Permissions needed to change permissions!
527	>	new SecurityPermission("getPolicy"),
528	>	new SecurityPermission("setPolicy"),
529	>	new RuntimePermission("setSecurityManager"),
530	>	// Permissions needed by the junit test harness
531	>	new RuntimePermission("accessDeclaredMembers"),
532	>	new PropertyPermission("*", "read"),
533	>	new java.io.FilePermission("<<ALL FILES>>", "read"));
534		}
535
536		/**
537	<	* Sleep until the timeout has elapsed, or interrupted.
537	>	* Sleeps until the timeout has elapsed, or interrupted.
538		* Does <em>NOT</em> throw InterruptedException.
539		*/
540		void sleepTillInterrupted(long timeoutMillis) {
541		try {
542		Thread.sleep(timeoutMillis);
543	<	} catch (InterruptedException wakeup) {
406	<	}
543	>	} catch (InterruptedException wakeup) {}
544		}
545
546		/**
547	<	* Returns a new started Thread running the given runnable.
547	>	* Returns a new started daemon Thread running the given runnable.
548		*/
549		Thread newStartedThread(Runnable runnable) {
550		Thread t = new Thread(runnable);
551	+	t.setDaemon(true);
552		t.start();
553		return t;
554		}
555
556	+	/**
557	+	* Waits for the specified time (in milliseconds) for the thread
558	+	* to terminate (using {@link Thread#join(long)}), else interrupts
559	+	* the thread (in the hope that it may terminate later) and fails.
560	+	*/
561	+	void awaitTermination(Thread t, long timeoutMillis) {
562	+	try {
563	+	t.join(timeoutMillis);
564	+	} catch (InterruptedException ie) {
565	+	threadUnexpectedException(ie);
566	+	} finally {
567	+	if (t.isAlive()) {
568	+	t.interrupt();
569	+	fail("Test timed out");
570	+	}
571	+	}
572	+	}
573	+
574		// Some convenient Runnable classes
575
576	<	abstract class CheckedRunnable implements Runnable {
577	<	abstract void realRun() throws Throwable;
576	>	public abstract class CheckedRunnable implements Runnable {
577	>	protected abstract void realRun() throws Throwable;
578
579		public final void run() {
580		try {
#	Line 429 | Line 585 | public class JSR166TestCase extends Test
585		}
586		}
587
588	<	abstract class CheckedInterruptedRunnable implements Runnable {
589	<	abstract void realRun() throws Throwable;
588	>	public abstract class RunnableShouldThrow implements Runnable {
589	>	protected abstract void realRun() throws Throwable;
590	>
591	>	final Class<?> exceptionClass;
592	>
593	>	<T extends Throwable> RunnableShouldThrow(Class<T> exceptionClass) {
594	>	this.exceptionClass = exceptionClass;
595	>	}
596	>
597	>	public final void run() {
598	>	try {
599	>	realRun();
600	>	threadShouldThrow(exceptionClass.getSimpleName());
601	>	} catch (Throwable t) {
602	>	if (! exceptionClass.isInstance(t))
603	>	threadUnexpectedException(t);
604	>	}
605	>	}
606	>	}
607	>
608	>	public abstract class ThreadShouldThrow extends Thread {
609	>	protected abstract void realRun() throws Throwable;
610	>
611	>	final Class<?> exceptionClass;
612	>
613	>	<T extends Throwable> ThreadShouldThrow(Class<T> exceptionClass) {
614	>	this.exceptionClass = exceptionClass;
615	>	}
616	>
617	>	public final void run() {
618	>	try {
619	>	realRun();
620	>	threadShouldThrow(exceptionClass.getSimpleName());
621	>	} catch (Throwable t) {
622	>	if (! exceptionClass.isInstance(t))
623	>	threadUnexpectedException(t);
624	>	}
625	>	}
626	>	}
627	>
628	>	public abstract class CheckedInterruptedRunnable implements Runnable {
629	>	protected abstract void realRun() throws Throwable;
630
631		public final void run() {
632		try {
633		realRun();
634	<	threadShouldThrow();
634	>	threadShouldThrow("InterruptedException");
635		} catch (InterruptedException success) {
636		} catch (Throwable t) {
637		threadUnexpectedException(t);
#	Line 443 | Line 639 | public class JSR166TestCase extends Test
639		}
640		}
641
642	<	abstract class CheckedCallable<T> implements Callable<T> {
643	<	abstract T realCall() throws Throwable;
642	>	public abstract class CheckedCallable<T> implements Callable<T> {
643	>	protected abstract T realCall() throws Throwable;
644
645		public final T call() {
646		try {
#	Line 456 | Line 652 | public class JSR166TestCase extends Test
652		}
653		}
654
655	<	static class NoOpRunnable implements Runnable {
655	>	public abstract class CheckedInterruptedCallable<T>
656	>	implements Callable<T> {
657	>	protected abstract T realCall() throws Throwable;
658	>
659	>	public final T call() {
660	>	try {
661	>	T result = realCall();
662	>	threadShouldThrow("InterruptedException");
663	>	return result;
664	>	} catch (InterruptedException success) {
665	>	} catch (Throwable t) {
666	>	threadUnexpectedException(t);
667	>	}
668	>	return null;
669	>	}
670	>	}
671	>
672	>	public static class NoOpRunnable implements Runnable {
673		public void run() {}
674		}
675
676	<	static class NoOpCallable implements Callable {
676	>	public static class NoOpCallable implements Callable {
677		public Object call() { return Boolean.TRUE; }
678		}
679
680	<	static final String TEST_STRING = "a test string";
680	>	public static final String TEST_STRING = "a test string";
681
682	<	static class StringTask implements Callable<String> {
682	>	public static class StringTask implements Callable<String> {
683		public String call() { return TEST_STRING; }
684		}
685
686	<	static class NPETask implements Callable<String> {
686	>	public Callable<String> latchAwaitingStringTask(final CountDownLatch latch) {
687	>	return new CheckedCallable<String>() {
688	>	public String realCall() {
689	>	try {
690	>	latch.await();
691	>	} catch (InterruptedException quittingTime) {}
692	>	return TEST_STRING;
693	>	}};
694	>	}
695	>
696	>	public static class NPETask implements Callable<String> {
697		public String call() { throw new NullPointerException(); }
698		}
699
700	<	static class CallableOne implements Callable<Integer> {
700	>	public static class CallableOne implements Callable<Integer> {
701		public Integer call() { return one; }
702		}
703
704	<	class ShortRunnable extends CheckedRunnable {
705	<	void realRun() throws Throwable {
704	>	public class ShortRunnable extends CheckedRunnable {
705	>	protected void realRun() throws Throwable {
706		Thread.sleep(SHORT_DELAY_MS);
707		}
708		}
709
710	<	class ShortInterruptedRunnable extends CheckedInterruptedRunnable {
711	<	void realRun() throws InterruptedException {
710	>	public class ShortInterruptedRunnable extends CheckedInterruptedRunnable {
711	>	protected void realRun() throws InterruptedException {
712		Thread.sleep(SHORT_DELAY_MS);
713		}
714		}
715
716	<	class SmallRunnable extends CheckedRunnable {
717	<	void realRun() throws Throwable {
716	>	public class SmallRunnable extends CheckedRunnable {
717	>	protected void realRun() throws Throwable {
718		Thread.sleep(SMALL_DELAY_MS);
719		}
720		}
721
722	<	class SmallPossiblyInterruptedRunnable extends CheckedRunnable {
723	<	void realRun() {
722	>	public class SmallPossiblyInterruptedRunnable extends CheckedRunnable {
723	>	protected void realRun() {
724		try {
725		Thread.sleep(SMALL_DELAY_MS);
726	<	}
504	<	catch (InterruptedException ok) {
505	<	}
726	>	} catch (InterruptedException ok) {}
727		}
728		}
729
730	<	class SmallCallable extends CheckedCallable {
731	<	Object realCall() throws Throwable {
730	>	public class SmallCallable extends CheckedCallable {
731	>	protected Object realCall() throws InterruptedException {
732		Thread.sleep(SMALL_DELAY_MS);
733		return Boolean.TRUE;
734		}
735		}
736
737	<	class SmallInterruptedRunnable extends CheckedInterruptedRunnable {
738	<	void realRun() throws InterruptedException {
518	<	Thread.sleep(SMALL_DELAY_MS);
519	<	}
520	<	}
521	<
522	<	class MediumRunnable extends CheckedRunnable {
523	<	void realRun() throws Throwable {
737	>	public class MediumRunnable extends CheckedRunnable {
738	>	protected void realRun() throws Throwable {
739		Thread.sleep(MEDIUM_DELAY_MS);
740		}
741		}
742
743	<	class MediumInterruptedRunnable extends CheckedInterruptedRunnable {
744	<	void realRun() throws InterruptedException {
743	>	public class MediumInterruptedRunnable extends CheckedInterruptedRunnable {
744	>	protected void realRun() throws InterruptedException {
745		Thread.sleep(MEDIUM_DELAY_MS);
746		}
747		}
748
749	<	class MediumPossiblyInterruptedRunnable extends CheckedRunnable {
750	<	void realRun() {
749	>	public class MediumPossiblyInterruptedRunnable extends CheckedRunnable {
750	>	protected void realRun() {
751		try {
752		Thread.sleep(MEDIUM_DELAY_MS);
753	<	}
539	<	catch (InterruptedException ok) {
540	<	}
753	>	} catch (InterruptedException ok) {}
754		}
755		}
756
757	<	class LongPossiblyInterruptedRunnable extends CheckedRunnable {
758	<	void realRun() {
757	>	public class LongPossiblyInterruptedRunnable extends CheckedRunnable {
758	>	protected void realRun() {
759		try {
760		Thread.sleep(LONG_DELAY_MS);
761	<	}
549	<	catch (InterruptedException ok) {
550	<	}
761	>	} catch (InterruptedException ok) {}
762		}
763		}
764
765		/**
766		* For use as ThreadFactory in constructors
767		*/
768	<	static class SimpleThreadFactory implements ThreadFactory {
768	>	public static class SimpleThreadFactory implements ThreadFactory {
769		public Thread newThread(Runnable r) {
770		return new Thread(r);
771		}
772		}
773
774	<	static class TrackedShortRunnable implements Runnable {
775	<	volatile boolean done = false;
774	>	public static class TrackedShortRunnable implements Runnable {
775	>	public volatile boolean done = false;
776		public void run() {
777		try {
778		Thread.sleep(SMALL_DELAY_MS);
779		done = true;
780	<	} catch (Exception e) {
570	<	}
780	>	} catch (InterruptedException ok) {}
781		}
782		}
783
784	<	static class TrackedMediumRunnable implements Runnable {
785	<	volatile boolean done = false;
784	>	public static class TrackedMediumRunnable implements Runnable {
785	>	public volatile boolean done = false;
786		public void run() {
787		try {
788		Thread.sleep(MEDIUM_DELAY_MS);
789		done = true;
790	<	} catch (Exception e) {
581	<	}
790	>	} catch (InterruptedException ok) {}
791		}
792		}
793
794	<	static class TrackedLongRunnable implements Runnable {
795	<	volatile boolean done = false;
794	>	public static class TrackedLongRunnable implements Runnable {
795	>	public volatile boolean done = false;
796		public void run() {
797		try {
798		Thread.sleep(LONG_DELAY_MS);
799		done = true;
800	<	} catch (Exception e) {
592	<	}
800	>	} catch (InterruptedException ok) {}
801		}
802		}
803
804	<	static class TrackedNoOpRunnable implements Runnable {
805	<	volatile boolean done = false;
804	>	public static class TrackedNoOpRunnable implements Runnable {
805	>	public volatile boolean done = false;
806		public void run() {
807		done = true;
808		}
809		}
810
811	<	static class TrackedCallable implements Callable {
812	<	volatile boolean done = false;
811	>	public static class TrackedCallable implements Callable {
812	>	public volatile boolean done = false;
813		public Object call() {
814		try {
815		Thread.sleep(SMALL_DELAY_MS);
816		done = true;
817	<	} catch (Exception e) {
610	<	}
817	>	} catch (InterruptedException ok) {}
818		return Boolean.TRUE;
819		}
820		}
821
822	+	/**
823	+	* Analog of CheckedRunnable for RecursiveAction
824	+	*/
825	+	public abstract class CheckedRecursiveAction extends RecursiveAction {
826	+	protected abstract void realCompute() throws Throwable;
827	+
828	+	public final void compute() {
829	+	try {
830	+	realCompute();
831	+	} catch (Throwable t) {
832	+	threadUnexpectedException(t);
833	+	}
834	+	}
835	+	}
836	+
837	+	/**
838	+	* Analog of CheckedCallable for RecursiveTask
839	+	*/
840	+	public abstract class CheckedRecursiveTask<T> extends RecursiveTask<T> {
841	+	protected abstract T realCompute() throws Throwable;
842	+
843	+	public final T compute() {
844	+	try {
845	+	return realCompute();
846	+	} catch (Throwable t) {
847	+	threadUnexpectedException(t);
848	+	return null;
849	+	}
850	+	}
851	+	}
852
853		/**
854		* For use as RejectedExecutionHandler in constructors
855		*/
856	<	static class NoOpREHandler implements RejectedExecutionHandler {
856	>	public static class NoOpREHandler implements RejectedExecutionHandler {
857		public void rejectedExecution(Runnable r,
858		ThreadPoolExecutor executor) {}
859		}

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