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
#	Content
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