test/tck/ThreadPoolExecutor9Test.java

/*
 * Written by Martin Buchholz and Doug Lea with assistance from
 * members of JCP JSR-166 Expert Group and released to the public
 * domain, as explained at
 * http://creativecommons.org/publicdomain/zero/1.0/
 */

import static java.util.concurrent.TimeUnit.MILLISECONDS;

import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.ThreadPoolExecutor;

import junit.framework.Test;
import junit.framework.TestSuite;

public class ThreadPoolExecutor9Test extends JSR166TestCase {
    public static void main(String[] args) {
        main(suite(), args);
    }
    public static Test suite() {
        return new TestSuite(ThreadPoolExecutor9Test.class);
    }

    /**
     * Configuration changes that allow core pool size greater than
     * max pool size result in IllegalArgumentException.
     */
    public void testPoolSizeInvariants() {
        ThreadPoolExecutor p =
            new ThreadPoolExecutor(1, 1,
                                   LONG_DELAY_MS, MILLISECONDS,
                                   new ArrayBlockingQueue<Runnable>(10));
        for (int s = 1; s < 5; s++) {
            p.setMaximumPoolSize(s);
            p.setCorePoolSize(s);
            try {
                p.setMaximumPoolSize(s - 1);
                shouldThrow();
            } catch (IllegalArgumentException success) {}
            assertEquals(s, p.getCorePoolSize());
            assertEquals(s, p.getMaximumPoolSize());
            try {
                p.setCorePoolSize(s + 1);
                shouldThrow();
            } catch (IllegalArgumentException success) {}
            assertEquals(s, p.getCorePoolSize());
            assertEquals(s, p.getMaximumPoolSize());
        }
        joinPool(p);
    }

}
Revision:	1.5
Committed:	Fri Sep 4 19:35:46 2015 UTC (8 years, 8 months ago) by jsr166
Branch:	MAIN
CVS Tags:	HEAD
Changes since 1.4:	+0 -0 lines
State:	*FILE REMOVED*
Log Message:	move ThreadPoolExecutor9Test.java into ThreadPoolExecutorTest.java
#	User	Rev	Content
1	jsr166	1.1	/*
2			* Written by Martin Buchholz and Doug Lea with assistance from
3			* members of JCP JSR-166 Expert Group and released to the public
4			* domain, as explained at
5			* http://creativecommons.org/publicdomain/zero/1.0/
6			*/
7
8			import static java.util.concurrent.TimeUnit.MILLISECONDS;
9	jsr166	1.3
10			import java.util.concurrent.ArrayBlockingQueue;
11			import java.util.concurrent.ThreadPoolExecutor;
12
13			import junit.framework.Test;
14			import junit.framework.TestSuite;
15	jsr166	1.1
16			public class ThreadPoolExecutor9Test extends JSR166TestCase {
17			public static void main(String[] args) {
18	jsr166	1.4	main(suite(), args);
19	jsr166	1.1	}
20			public static Test suite() {
21			return new TestSuite(ThreadPoolExecutor9Test.class);
22			}
23
24			/**
25			* Configuration changes that allow core pool size greater than
26			* max pool size result in IllegalArgumentException.
27			*/
28			public void testPoolSizeInvariants() {
29			ThreadPoolExecutor p =
30			new ThreadPoolExecutor(1, 1,
31			LONG_DELAY_MS, MILLISECONDS,
32			new ArrayBlockingQueue<Runnable>(10));
33			for (int s = 1; s < 5; s++) {
34			p.setMaximumPoolSize(s);
35			p.setCorePoolSize(s);
36			try {
37			p.setMaximumPoolSize(s - 1);
38			shouldThrow();
39			} catch (IllegalArgumentException success) {}
40			assertEquals(s, p.getCorePoolSize());
41			assertEquals(s, p.getMaximumPoolSize());
42			try {
43			p.setCorePoolSize(s + 1);
44			shouldThrow();
45			} catch (IllegalArgumentException success) {}
46			assertEquals(s, p.getCorePoolSize());
47			assertEquals(s, p.getMaximumPoolSize());
48			}
49			joinPool(p);
50			}
51
52			}