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

Comparing jsr166/src/test/tck/LockSupportTest.java (file contents):
Revision 1.2 by dl, Sun Sep 14 20:42:40 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	<	public void testUnpark() {
23	<	Thread t = new Thread(new Runnable(){
24	<	public void run(){
25	<	try{
26	<	LockSupport.park();
27	<	}catch(Exception e){
28	<	threadFail("unexpected exception");
29	<	}
30	<	}
31	<	});
32	<	t.start();
33	<	try{
34	<	LockSupport.unpark(t);
34	<	t.join();
35	<	}
36	<	catch(Exception e) {
37	<	fail("unexpected exception");
38	<	}
39	<	}
40	<
41	<	public void testParkNanos() {
42	<	Thread t = new Thread(new Runnable(){
43	<	public void run(){
44	<	try{
45	<	LockSupport.parkNanos(1000);
46	<	}catch(Exception e){
47	<	threadFail("unexpected exception");
48	<	}
49	<	}
50	<	});
51	<	try{
52	<	t.start();
53	<	t.join();
54	<	}
55	<	catch(Exception e) {
56	<	fail("unexpected exception");
57	<	}
22	>	/**
23	>	* park is released by unpark occurring after park
24	>	*/
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	<	public void testParkUntil() {
110	<	Thread t = new Thread(new Runnable(){
63	<	public void run(){
64	<	try{
65	<	long d = new Date().getTime() + 100;
66	<	LockSupport.parkUntil(d);
67	<	}catch(Exception e){
68	<	threadFail("unexpected exception");
69	<	}
70	<	}
71	<	});
72	<	try{
73	<	t.start();
74	<	t.join();
75	<	}
76	<	catch(Exception e) {
77	<	fail("unexpected exception");
78	<	}
109	>	t.start();
110	>	t.join();
111		}
112		}

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