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8071864: compiler/c2/6772683/InterruptedTest.java failed in nightly

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Increase the amount of time the main thread waits for the worker thread.

Reviewed-by: kvn
This commit is contained in:
Zoltan Majo 2016-01-14 09:30:31 +01:00
parent fc49b2c2d1
commit ee1e047269
1 changed files with 38 additions and 8 deletions
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46
hotspot/test/compiler/c2/6772683/InterruptedTest.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2008, 2009, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2008, 2016, 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
@ -26,12 +26,39 @@
* @test
* @bug 6772683
* @summary Thread.isInterrupted() fails to return true on multiprocessor PC
* @run main/othervm InterruptedTest
* @run main/othervm InterruptedTest 100
*/
public class InterruptedTest {
public static void main(String[] args) throws Exception {
/* The value of the threshold determines for how many seconds
* the main thread must wait for the worker thread. On highly
* loaded systems it can take a while until the worker thread
* obtains CPU time and is able to check if it was interrupted
* by the main thread. The higher the threshold the likelier
* the worker thread can check if it was interrupted (that is
* required for successul test execution).
*/
int threshold = 100;
if (args.length != 1) {
System.out.println("Incorrect number of arguments");
System.exit(1);
}
try {
threshold = Integer.parseInt(args[0]);
} catch (NumberFormatException e) {
System.out.println("Invalid argument format");
System.exit(1);
}
if (threshold < 1) {
System.out.println("Threshold must be at least 1");
System.exit(1);
}
Thread workerThread = new Thread("worker") {
public void run() {
System.out.println("Worker thread: running...");
@ -42,24 +69,27 @@ public class InterruptedTest {
};
System.out.println("Main thread: starts a worker thread...");
workerThread.start();
System.out.println("Main thread: waits at most 5s for the worker thread to die...");
System.out.println("Main thread: waits 5 seconds after starting the worker thread");
workerThread.join(5000); // Wait 5 sec to let run() method to be compiled
int ntries = 0;
while (workerThread.isAlive() && ntries < 5) {
while (workerThread.isAlive() && ntries < threshold) {
System.out.println("Main thread: interrupts the worker thread...");
workerThread.interrupt();
if (workerThread.isInterrupted()) {
System.out.println("Main thread: worker thread is interrupted");
}
ntries++;
System.out.println("Main thread: waits for the worker thread to die...");
System.out.println("Main thread: waits 1 second for the worker thread to die...");
workerThread.join(1000); // Wait 1 sec and try again
}
if (ntries == 5) {
System.out.println("Main thread: the worker thread dod not die");
if (ntries == threshold) {
System.out.println("Main thread: the worker thread did not die after " +
ntries + " seconds have elapsed");
System.exit(97);
}
System.out.println("Main thread: bye");
}
}