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8056313: TEST_BUG: java/util/Timer/NameConstructors.java fails intermittently

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Reviewed-by: lancea, rriggs
This commit is contained in:
Stuart Marks 2014-11-21 13:32:17 -08:00
parent c6db8bd7c7
commit da2c303927
1 changed files with 23 additions and 18 deletions
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41
jdk/test/java/util/Timer/NameConstructors.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2003, 2014, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -23,37 +23,42 @@
/*
* @test
* @bug 4279061
* @bug 4279061 8056313
* @summary Basic test for constructors with thread name
*/
import java.util.*;
import java.util.Timer;
import java.util.TimerTask;
import java.util.concurrent.LinkedTransferQueue;
public class NameConstructors {
private static final String NAME1 = "Norm D. Plume";
private static final String NAME2 = "Ann Onymous";
public static void main (String[] args) throws Exception {
Random rnd = new Random();
public static void main (String[] args) throws InterruptedException {
test(new Timer(NAME1), NAME1);
test(new Timer(NAME2, true), NAME2);
}
private static boolean done, passed;
public static void test(Timer timer, String expected) throws InterruptedException {
try {
LinkedTransferQueue<String> queue = new LinkedTransferQueue<>();
public static void test(Timer timer, final String name) throws Exception {
done = passed = false;
TimerTask task = new TimerTask() {
public void run() {
queue.put(Thread.currentThread().getName());
}
};
TimerTask task = new TimerTask() {
public void run() {
passed = Thread.currentThread().getName().equals(name);
done = true;
timer.schedule(task, 0L); // immediately
String actual = queue.take();
if (!expected.equals(actual)) {
throw new AssertionError(
String.format("expected='%s', actual='%s'", expected, actual));
}
};
timer.schedule(task, 0); // Immediate
Thread.sleep(500);
if (!(done && passed))
throw new RuntimeException(done + " : " + passed);
timer.cancel();
} finally {
timer.cancel();
}
}
}