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

Comparing jsr166/src/test/tck/LockSupportTest.java (file contents):
Revision 1.3 by dl, Sat Sep 20 18:20:08 2003 UTC vs.
Revision 1.11 by jsr166, Tue Nov 17 12:46:10 2009 UTC

#	Line 1 | Line 1
1		/*
2	<	* Written by members of JCP JSR-166 Expert Group and released to the
3	<	* public domain. Use, modify, and redistribute this code in any way
4	<	* without acknowledgement. Other contributors include Andrew Wright,
5	<	* Jeffrey Hayes, Pat Fischer, Mike Judd.
2	>	* 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	>	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	>	* Pat Fisher, Mike Judd.
7		*/
8
9		import junit.framework.*;
#	Line 10 | Line 11 | import java.util.*;
11		import java.util.concurrent.*;
12		import java.util.concurrent.locks.*;
13
14	<	public class LockSupportTest extends JSR166TestCase{
14	>	public class LockSupportTest extends JSR166TestCase {
15		public static void main(String[] args) {
16	<	junit.textui.TestRunner.run (suite());
16	>	junit.textui.TestRunner.run (suite());
17		}
18		public static Test suite() {
19		return new TestSuite(LockSupportTest.class);
20		}
21
22		/**
23	<	*
23	>	* park is released by unpark occurring after park
24		*/
25	<	public void testUnpark() {
26	<	Thread t = new Thread(new Runnable() {
27	<	public void run() {
28	<	try {
29	<	LockSupport.park();
30	<	} catch(Exception e){
31	<	threadUnexpectedException();
32	<	}
33	<	}
34	<	});
35	<	t.start();
36	<	try {
37	<	LockSupport.unpark(t);
38	<	t.join();
39	<	}
40	<	catch(Exception e) {
41	<	unexpectedException();
42	<	}
43	<	}
44	<
45	<	/**
46	<	*
47	<	*/
48	<	public void testParkNanos() {
49	<	Thread t = new Thread(new Runnable() {
50	<	public void run() {
51	<	try {
52	<	LockSupport.parkNanos(1000);
53	<	} catch(Exception e){
54	<	threadUnexpectedException();
55	<	}
56	<	}
57	<	});
58	<	try {
59	<	t.start();
60	<	t.join();
61	<	}
62	<	catch(Exception e) {
63	<	unexpectedException();
64	<	}
65	<	}
66	<
67	<
68	<	/**
69	<	*
70	<	*/
71	<	public void testParkUntil() {
72	<	Thread t = new Thread(new Runnable() {
73	<	public void run() {
74	<	try {
75	<	long d = new Date().getTime() + 100;
76	<	LockSupport.parkUntil(d);
77	<	} catch(Exception e){
78	<	threadUnexpectedException();
79	<	}
80	<	}
81	<	});
82	<	try {
83	<	t.start();
84	<	t.join();
85	<	}
86	<	catch(Exception e) {
87	<	unexpectedException();
88	<	}
25	>	public void testPark() throws InterruptedException {
26	>	Thread t = new Thread(new CheckedRunnable() {
27	>	public void realRun() {
28	>	LockSupport.park();
29	>	}});
30	>
31	>	t.start();
32	>	Thread.sleep(SHORT_DELAY_MS);
33	>	LockSupport.unpark(t);
34	>	t.join();
35	>	}
36	>
37	>	/**
38	>	* park is released by unpark occurring before park
39	>	*/
40	>	public void testPark2() throws InterruptedException {
41	>	Thread t = new Thread(new CheckedRunnable() {
42	>	public void realRun() throws InterruptedException {
43	>	Thread.sleep(SHORT_DELAY_MS);
44	>	LockSupport.park();
45	>	}});
46	>
47	>	t.start();
48	>	LockSupport.unpark(t);
49	>	t.join();
50	>	}
51	>
52	>	/**
53	>	* park is released by interrupt
54	>	*/
55	>	public void testPark3() throws InterruptedException {
56	>	Thread t = new Thread(new CheckedRunnable() {
57	>	public void realRun() {
58	>	LockSupport.park();
59	>	}});
60	>
61	>	t.start();
62	>	Thread.sleep(SHORT_DELAY_MS);
63	>	t.interrupt();
64	>	t.join();
65	>	}
66	>
67	>	/**
68	>	* park returns if interrupted before park
69	>	*/
70	>	public void testPark4() throws InterruptedException {
71	>	final ReentrantLock lock = new ReentrantLock();
72	>	lock.lock();
73	>	Thread t = new Thread(new CheckedRunnable() {
74	>	public void realRun() {
75	>	lock.lock();
76	>	LockSupport.park();
77	>	}});
78	>
79	>	t.start();
80	>	t.interrupt();
81	>	lock.unlock();
82	>	t.join();
83	>	}
84	>
85	>	/**
86	>	* parkNanos times out if not unparked
87	>	*/
88	>	public void testParkNanos() throws InterruptedException {
89	>	Thread t = new Thread(new CheckedRunnable() {
90	>	public void realRun() {
91	>	LockSupport.parkNanos(1000);
92	>	}});
93	>
94	>	t.start();
95	>	t.join();
96	>	}
97	>
98	>
99	>	/**
100	>	* parkUntil times out if not unparked
101	>	*/
102	>	public void testParkUntil() throws InterruptedException {
103	>	Thread t = new Thread(new CheckedRunnable() {
104	>	public void realRun() {
105	>	long d = new Date().getTime() + 100;
106	>	LockSupport.parkUntil(d);
107	>	}});
108	>
109	>	t.start();
110	>	t.join();
111		}
112		}

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