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/*
* Copyright (c) 2001, 2015, 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
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/**
* @test
* @bug 4419314
* @summary VMDeathRequestTest checks to see that
* VMDisconnectedException is never thrown before VMDisconnectEvent.
*
* Failure mode for this test is throwing VMDisconnectedException
* on vm.eventQueue().remove();
* Does not use a scaffold since we don't want that hiding the exception.
* @author Robert Field
*
* @run build TestScaffold VMConnection TargetListener TargetAdapter
* @run compile -g HelloWorld.java
* @run build VMDeathRequestTest
* @run driver VMDeathRequestTest
*/
import com.sun.jdi.*;
import com.sun.jdi.event.*;
import com.sun.jdi.request.*;
import java.util.*;
/********** test program **********/
public class VMDeathRequestTest extends TestScaffold {
boolean requestedVMDeathOccurred = false;
boolean defaultVMDeathOccurred = false;
Object syncer = new Object();
boolean disconnected = false;
VMDeathRequest deathRequest;
EventSet currentEventSet;
VMDeathRequestTest (String args[]) {
super(args);
}
public static void main(String[] args) throws Exception {
new VMDeathRequestTest(args).startTests();
}
/********** event handlers **********/
public void eventSetReceived(EventSet set) {
currentEventSet = set;
}
public void vmDied(VMDeathEvent event) {
if (event.request() == deathRequest) {
requestedVMDeathOccurred = true;
println("Got requested VMDeathEvent");
if (currentEventSet.suspendPolicy() !=
EventRequest.SUSPEND_ALL) {
failure("failure: wrong suspend policy");
}
} else if (event.request() == null) {
defaultVMDeathOccurred = true;
println("Got default VMDeathEvent");
} else {
failure("failure: Unexpected type of VMDeathEvent occurred");
}
}
public void vmDisconnected(VMDisconnectEvent event) {
println("Got VMDisconnectEvent");
disconnected = true;
synchronized (syncer) {
syncer.notifyAll();
}
}
/**
* Turn off default VMDeath handling
*/
protected void createDefaultVMDeathRequest() {
}
/********** test core **********/
protected void runTests() throws Exception {
startToMain("HelloWorld");
deathRequest = eventRequestManager().createVMDeathRequest();
deathRequest.enable();
/*
* Static tests
*/
List reqs = eventRequestManager().vmDeathRequests();
if (reqs.size() != 1 || reqs.get(0) != deathRequest) {
failure("failure: vmDeathRequests()");
}
if (!vm().canRequestVMDeathEvent()) {
failure("failure: canRequestVMDeathEvent() returned false");
}
/*
* Event tests
*/
addListener(this);
synchronized (syncer) {
vm().resume();
while (!disconnected) {
try {
syncer.wait();
} catch (InterruptedException e) {
}
}
}
/*
* Failure analysis
*/
if (!requestedVMDeathOccurred) {
failure("failure: didn't get requested VMDeathEvent");
}
if (!defaultVMDeathOccurred) {
failure("failure: didn't get default VMDeathEvent");
}
if (!testFailed) {
println("VMDeathRequestTest: passed");
} else {
throw new Exception("VMDeathRequestTest: failed");
}
}
}
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