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

Comparing jsr166/src/test/tck/LockSupportTest.java (file contents):
Revision 1.4 by dl, Thu Sep 25 11:02:41 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	<	* park is released by unpark occuring after park
23	>	* park is released by unpark occurring after park
24		*/
25	<	public void testPark() {
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	<	try {
36	<	t.start();
37	<	Thread.sleep(SHORT_DELAY_MS);
38	<	LockSupport.unpark(t);
39	<	t.join();
40	<	}
41	<	catch(Exception e) {
42	<	unexpectedException();
43	<	}
44	<	}
45	<
46	<	/**
47	<	* park is released by unpark occuring before park
48	<	*/
49	<	public void testPark2() {
50	<	Thread t = new Thread(new Runnable() {
51	<	public void run() {
52	<	try {
53	<	Thread.sleep(SHORT_DELAY_MS);
54	<	LockSupport.park();
55	<	} catch(Exception e){
56	<	threadUnexpectedException();
57	<	}
58	<	}
59	<	});
60	<	try {
61	<	t.start();
62	<	LockSupport.unpark(t);
63	<	t.join();
64	<	}
64	<	catch(Exception e) {
65	<	unexpectedException();
66	<	}
67	<	}
68	<
69	<	/**
70	<	* park is released by interrupt
71	<	*/
72	<	public void testPark3() {
73	<	Thread t = new Thread(new Runnable() {
74	<	public void run() {
75	<	try {
76	<	LockSupport.park();
77	<	threadAssertTrue(Thread.interrupted());
78	<	} catch(Exception e){
79	<	threadUnexpectedException();
80	<	}
81	<	}
82	<	});
83	<	try {
84	<	t.start();
85	<	Thread.sleep(SHORT_DELAY_MS);
86	<	t.interrupt();
87	<	t.join();
88	<	}
89	<	catch(Exception e) {
90	<	unexpectedException();
91	<	}
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() {
70	>	public void testPark4() throws InterruptedException {
71		final ReentrantLock lock = new ReentrantLock();
72		lock.lock();
73	<	Thread t = new Thread(new Runnable() {
74	<	public void run() {
75	<	try {
76	<	lock.lock();
77	<	LockSupport.park();
78	<	} catch(Exception e){
79	<	threadUnexpectedException();
80	<	}
81	<	}
82	<	});
110	<	try {
111	<	t.start();
112	<	t.interrupt();
113	<	lock.unlock();
114	<	t.join();
115	<	}
116	<	catch(Exception e) {
117	<	unexpectedException();
118	<	}
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() {
89	<	Thread t = new Thread(new Runnable() {
90	<	public void run() {
91	<	try {
92	<	LockSupport.parkNanos(1000);
93	<	} catch(Exception e){
94	<	threadUnexpectedException();
95	<	}
132	<	}
133	<	});
134	<	try {
135	<	t.start();
136	<	t.join();
137	<	}
138	<	catch(Exception e) {
139	<	unexpectedException();
140	<	}
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() {
103	<	Thread t = new Thread(new Runnable() {
104	<	public void run() {
105	<	try {
106	<	long d = new Date().getTime() + 100;
107	<	LockSupport.parkUntil(d);
108	<	} catch(Exception e){
109	<	threadUnexpectedException();
110	<	}
156	<	}
157	<	});
158	<	try {
159	<	t.start();
160	<	t.join();
161	<	}
162	<	catch(Exception e) {
163	<	unexpectedException();
164	<	}
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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