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8265796: vmTestbase/nsk/jdi/ObjectReference/referringObjects/referringObjects002/referringObjects002.java fails when running with JEP 416

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Reviewed-by: cjplummer, mchung
This commit is contained in:
Leonid Mesnik 2021-11-23 19:27:50 +00:00
parent 24e586a043
commit 7cb56a230d
3 changed files with 16 additions and 5 deletions
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1
test/hotspot/jtreg/ProblemList.txt
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@ -38,7 +38,6 @@
#
#############################################################################
vmTestbase/nsk/jdi/ObjectReference/referringObjects/referringObjects002/referringObjects002.java 8265796 generic-all
#############################################################################

12
test/hotspot/jtreg/vmTestbase/nsk/jdi/ObjectReference/referringObjects/referringObjects002/referringObjects002.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2007, 2020, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2007, 2021, 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
@ -56,6 +56,8 @@
* @build nsk.jdi.ObjectReference.referringObjects.referringObjects002.referringObjects002
* nsk.jdi.ObjectReference.referringObjects.referringObjects002.referringObjects002a
* nsk.share.jdi.TestClass1
* @build sun.hotspot.WhiteBox
* @run driver jdk.test.lib.helpers.ClassFileInstaller sun.hotspot.WhiteBox
* @run main/othervm/native
* nsk.jdi.ObjectReference.referringObjects.referringObjects002.referringObjects002
* -verbose
@ -63,7 +65,8 @@
* -waittime=5
* -debugee.vmkind=java
* -transport.address=dynamic
* -debugee.vmkeys="-Xmx256M ${test.vm.opts} ${test.java.opts}"
* -debugee.vmkeys="-Xmx256M -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
* -XX:+WhiteBoxAPI ${test.vm.opts} ${test.java.opts}"
* -testClassPath ${test.class.path}
*/
@ -97,6 +100,10 @@ public class referringObjects002 extends HeapwalkingDebugger {
public void checkClassObjectReferrersCount(ClassObjectReference classObjectReference, int expectedCount) {
int referrersCount = classObjectReference.referringObjects(0).size();
log.display("References:");
for (ObjectReference ref: classObjectReference.referringObjects(0)) {
log.display(ref);
}
if (referrersCount != expectedCount) {
setSuccess(false);
@ -137,7 +144,6 @@ public class referringObjects002 extends HeapwalkingDebugger {
expectedReferrersCount = 3;
checkClassObjectReferrersCount(classObjectReference, expectedReferrersCount);
// disable collection and try unload class object
classObjectReference.disableCollection();

8
test/hotspot/jtreg/vmTestbase/nsk/jdi/ObjectReference/referringObjects/referringObjects002/referringObjects002a.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2007, 2021, 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
@ -29,6 +29,7 @@ import nsk.share.TestBug;
import nsk.share.jdi.HeapwalkingDebuggee;
import java.io.*;
import java.util.*;
import sun.hotspot.WhiteBox;
/*
* Class create and save given number of class instances
@ -56,6 +57,8 @@ public class referringObjects002a extends HeapwalkingDebuggee {
final static public String COMMAND_DELETE_CLASS_OBJECT_REFERRERS = "deleteClassObjectReferrers";
private final WhiteBox WB = WhiteBox.getWhiteBox();
public static void main(String args[]) {
new referringObjects002a().doTest(args);
}
@ -76,6 +79,9 @@ public class referringObjects002a extends HeapwalkingDebuggee {
for (String referenceType : ObjectInstancesManager.allReferenceTypes)
classReferrers.add(new ReferringObject(klass, referenceType));
// force full GC with WB to ensure that weak refernces are collected
// j.l.i.MethodType has ConcurrentWeakInternSet which might contain references to TestClass1
WB.fullGC();
}
// delete all created references to class object