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

Comparing jsr166/src/test/tck/LockSupportTest.java (file contents):
Revision 1.1 by dl, Sun Aug 31 19:24:55 2003 UTC vs.
Revision 1.8 by jsr166, Mon Nov 2 20:28:31 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 TestCase{
14	<
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	–
19	–
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{
22	>	/**
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 occurring 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	<	fail("unexpected exception");
55	>	} catch(Exception e){
56	>	threadUnexpectedException();
57		}
58		}
59		});
60	<	t.start();
61	<	try{
60	>	try {
61	>	t.start();
62		LockSupport.unpark(t);
63		t.join();
64		}
65		catch(Exception e) {
66	<	fail("unexpected exception");
66	>	unexpectedException();
67		}
68		}
69
70	<	public void testParkNanos() {
71	<	Thread t = new Thread(new Runnable(){
72	<	public void run(){
73	<	try{
70	>	/**
71	>	* park is released by interrupt
72	>	*/
73	>	public void testPark3() {
74	>	Thread t = new Thread(new Runnable() {
75	>	public void run() {
76	>	try {
77	>	LockSupport.park();
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	>	}
92	>	}
93	>
94	>	/**
95	>	* park returns if interrupted before park
96	>	*/
97	>	public void testPark4() {
98	>	final ReentrantLock lock = new ReentrantLock();
99	>	lock.lock();
100	>	Thread t = new Thread(new Runnable() {
101	>	public void run() {
102	>	try {
103	>	lock.lock();
104	>	LockSupport.park();
105	>	} catch(Exception e){
106	>	threadUnexpectedException();
107	>	}
108	>	}
109	>	});
110	>	try {
111	>	t.start();
112	>	t.interrupt();
113	>	lock.unlock();
114	>	t.join();
115	>	}
116	>	catch(Exception e) {
117	>	unexpectedException();
118	>	}
119	>	}
120	>
121	>	/**
122	>	* parkNanos times out if not unparked
123	>	*/
124	>	public void testParkNanos() {
125	>	Thread t = new Thread(new Runnable() {
126	>	public void run() {
127	>	try {
128		LockSupport.parkNanos(1000);
129	<	}catch(Exception e){
130	<	fail("unexpected exception");
129	>	} catch(Exception e){
130	>	threadUnexpectedException();
131		}
132		}
133		});
134	<	try{
134	>	try {
135		t.start();
136		t.join();
137		}
138		catch(Exception e) {
139	<	fail("unexpected exception");
139	>	unexpectedException();
140		}
141		}
142
143
144	<	public void testParkUntil() {
145	<	Thread t = new Thread(new Runnable(){
146	<	public void run(){
147	<	try{
144	>	/**
145	>	* parkUntil times out if not unparked
146	>	*/
147	>	public void testParkUntil() {
148	>	Thread t = new Thread(new Runnable() {
149	>	public void run() {
150	>	try {
151		long d = new Date().getTime() + 100;
152		LockSupport.parkUntil(d);
153	<	}catch(Exception e){
154	<	fail("unexpected exception");
153	>	} catch(Exception e){
154	>	threadUnexpectedException();
155		}
156		}
157		});
158	<	try{
158	>	try {
159		t.start();
160		t.join();
161		}
162		catch(Exception e) {
163	<	fail("unexpected exception");
163	>	unexpectedException();
164		}
165		}
83	–
84	–
166		}

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