test/tck/ThreadTest.java

/*
 * Written by members of JCP JSR-166 Expert Group and released to the
 * public domain. Use, modify, and redistribute this code in any way
 * without acknowledgement. Other contributors include Andrew Wright,
 * Jeffrey Hayes, Pat Fischer, Mike Judd.
 */

import junit.framework.*;
import java.util.concurrent.Semaphore;

/**
 * Test java.lang.Thread 
 *
 */

public class ThreadTest extends TestCase {
    public static void main(String[] args) {
        junit.textui.TestRunner.run(suite());   
    }
    
    public static Test suite() {
        return new TestSuite(ThreadTest.class);
    }

    static class MyHandler implements Thread.UncaughtExceptionHandler {
        public void uncaughtException(Thread t, Throwable e) {
            e.printStackTrace();
        }
    }
    
    public void testGetAndSetUncaughtExceptionHandler() {
        // these must be done all at once to avoid state
        // dependencies across tests
        Thread current = Thread.currentThread();
        ThreadGroup tg = current.getThreadGroup();
        MyHandler eh = new MyHandler();
        assertEquals(tg, current.getUncaughtExceptionHandler());
        current.setUncaughtExceptionHandler(eh);
        assertEquals(eh, current.getUncaughtExceptionHandler());
        current.setUncaughtExceptionHandler(null);
        assertEquals(tg, current.getUncaughtExceptionHandler());
    }
    
    // How to test actually using UEH within junit?

}

Revision:	1.2
Committed:	Mon Sep 1 00:17:10 2003 UTC (20 years, 8 months ago) by dl
Branch:	MAIN
Changes since 1.1:	+0 -7 lines
Log Message:	Remove test for defaults for UEH
#	User	Rev	Content
1	dl	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.
6			*/
7
8			import junit.framework.*;
9			import java.util.concurrent.Semaphore;
10
11			/**
12			* Test java.lang.Thread
13			*
14			*/
15
16			public class ThreadTest extends TestCase {
17			public static void main(String[] args) {
18			junit.textui.TestRunner.run(suite());
19			}
20
21			public static Test suite() {
22			return new TestSuite(ThreadTest.class);
23			}
24
25			static class MyHandler implements Thread.UncaughtExceptionHandler {
26			public void uncaughtException(Thread t, Throwable e) {
27			e.printStackTrace();
28			}
29			}
30
31			public void testGetAndSetUncaughtExceptionHandler() {
32			// these must be done all at once to avoid state
33			// dependencies across tests
34			Thread current = Thread.currentThread();
35			ThreadGroup tg = current.getThreadGroup();
36			MyHandler eh = new MyHandler();
37			assertEquals(tg, current.getUncaughtExceptionHandler());
38			current.setUncaughtExceptionHandler(eh);
39			assertEquals(eh, current.getUncaughtExceptionHandler());
40			current.setUncaughtExceptionHandler(null);
41			assertEquals(tg, current.getUncaughtExceptionHandler());
42			}
43
44			// How to test actually using UEH within junit?
45
46			}
47