/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @author Anatoly F. Bondarenko
* @version $Revision: 1.9 $
*/
/**
* Created on 03.03.2005
*/
package org.apache.harmony.jpda.tests.jdwp.ObjectReference;
import org.apache.harmony.jpda.tests.framework.jdwp.CommandPacket;
import org.apache.harmony.jpda.tests.framework.jdwp.JDWPCommands;
import org.apache.harmony.jpda.tests.framework.jdwp.JDWPConstants;
import org.apache.harmony.jpda.tests.framework.jdwp.ReplyPacket;
import org.apache.harmony.jpda.tests.framework.jdwp.Value;
import org.apache.harmony.jpda.tests.jdwp.share.JDWPSyncTestCase;
import org.apache.harmony.jpda.tests.share.JPDADebuggeeSynchronizer;
/**
* JDWP Unit test for ObjectReference.MonitorInfo command.
*/
public class MonitorInfoTest extends JDWPSyncTestCase {
static final String thisCommandName = "ObjectReference.MonitorInfo command";
static final String debuggeeSignature = "Lorg/apache/harmony/jpda/tests/jdwp/ObjectReference/MonitorInfoDebuggee;";
protected String getDebuggeeClassName() {
return "org.apache.harmony.jpda.tests.jdwp.ObjectReference.MonitorInfoDebuggee";
}
/**
* This test exercises ObjectReference.MonitorInfo command.
* <BR>The test starts MonitorInfoDebuggee class, gets objectID
* as value of static field of this class which (field) represents checked object.
* Then for this objectID test executes ObjectReference.MonitorInfo command for
* checked object and checks that command returns the expected monitor info:
* <BR>monitorOwnerThreadID = 0, monitorEntryCount = 0, monitorWaiters = 0
* <BR>Then test waits for Debuggee to continue and to enter in synchronized block
* and again executes ObjectReference.MonitorInfo for checked object.
* Then test checks that expected results are received:
* <BR>monitorOwnerThreadID = 'not null', monitorEntryCount = 1, monitorWaiters = 0
*/
public void testMonitorInfo001() {
String thisTestName = "testMonitorInfo001";
//check capability, relevant for this test
logWriter.println("=> Check capability: canGetMonitorInfo");
debuggeeWrapper.vmMirror.capabilities();
boolean isCapability = debuggeeWrapper.vmMirror.targetVMCapabilities.canGetMonitorInfo;
if (!isCapability) {
logWriter.println("##WARNING: this VM doesn't possess capability: canGetMonitorInfo");
return;
}
logWriter.println("==> " + thisTestName + " for " + thisCommandName + ": START...");
String failMessage = "";
synchronizer.receiveMessage(JPDADebuggeeSynchronizer.SGNL_READY);
finalSyncMessage = "TO_FINISH";
long refTypeID = getClassIDBySignature(debuggeeSignature);
logWriter.println("=> Debuggee class = " + getDebuggeeClassName());
logWriter.println("=> referenceTypeID for Debuggee class = " + refTypeID);
long checkedFieldID = checkField(refTypeID, "lockObject");
logWriter.println
("=> Send ReferenceType::GetValues command for received fieldID and get ObjectID to check...");
CommandPacket getValuesCommand = new CommandPacket(
JDWPCommands.ReferenceTypeCommandSet.CommandSetID,
JDWPCommands.ReferenceTypeCommandSet.GetValuesCommand);
getValuesCommand.setNextValueAsReferenceTypeID(refTypeID);
getValuesCommand.setNextValueAsInt(1);
getValuesCommand.setNextValueAsFieldID(checkedFieldID);
ReplyPacket getValuesReply = debuggeeWrapper.vmMirror.performCommand(getValuesCommand);
getValuesCommand = null;
checkReplyPacket(getValuesReply, "ReferenceType::GetValues command");
int returnedValuesNumber = getValuesReply.getNextValueAsInt();
logWriter.println("=> Returned values number = " + returnedValuesNumber);
assertEquals("Invalid number of values returned by ReferenceType::GetValues command,", 1, returnedValuesNumber);
Value checkedObjectFieldValue = getValuesReply.getNextValueAsValue();
byte checkedObjectFieldTag = checkedObjectFieldValue.getTag();
logWriter.println("=> Returned field value tag for checked object= " + checkedObjectFieldTag
+ "(" + JDWPConstants.Tag.getName(checkedObjectFieldTag) + ")");
assertEquals("Invalid value tag for checked object,", JDWPConstants.Tag.OBJECT_TAG, checkedObjectFieldTag
, JDWPConstants.Tag.getName(JDWPConstants.Tag.OBJECT_TAG)
, JDWPConstants.Tag.getName(checkedObjectFieldTag));
long checkedObjectID = checkedObjectFieldValue.getLongValue();
logWriter.println("=> Returned checked ObjectID = " + checkedObjectID);
logWriter.println("=> Send VirtualMachine::Suspend command...");
CommandPacket suspendCommand = new CommandPacket(
JDWPCommands.VirtualMachineCommandSet.CommandSetID,
JDWPCommands.VirtualMachineCommandSet.SuspendCommand);
ReplyPacket suspendReply = debuggeeWrapper.vmMirror.performCommand(suspendCommand);
suspendCommand = null;
checkReplyPacket(suspendReply, "VirtualMachine::Suspend command");
logWriter.println
("\n=> CHECK 1: send " + thisCommandName + " for checked ObjectID and check reply...");
CommandPacket checkedCommand = new CommandPacket(
JDWPCommands.ObjectReferenceCommandSet.CommandSetID,
JDWPCommands.ObjectReferenceCommandSet.MonitorInfoCommand);
checkedCommand.setNextValueAsObjectID(checkedObjectID);
ReplyPacket checkedReply = debuggeeWrapper.vmMirror.performCommand(checkedCommand);
checkedCommand = null;
short errorCode = checkedReply.getErrorCode();
if ( errorCode == JDWPConstants.Error.NOT_IMPLEMENTED ) {
// it is possible case
logWriter.println("=> " + thisCommandName + " returns ERROR = " + errorCode
+ "(" + JDWPConstants.Error.getName(errorCode) + ")");
logWriter.println("=> It is possible case - CHECK 1 PASSED");
logWriter.println("=> Send to Debuggee signal to funish ...");
synchronizer.sendMessage("TO_FINISH");
logWriter.println("==> " + thisTestName + " for " + thisCommandName + ": FINISH");
} else {
checkReplyPacket(checkedReply, thisCommandName);
}
long monitorOwnerThreadID = checkedReply.getNextValueAsThreadID();
logWriter.println("=> Returned monitorOwnerThreadID = " + monitorOwnerThreadID);
if ( monitorOwnerThreadID != 0) {
logWriter.println
("## FAILURE: " + thisCommandName + " returns unexpected monitorOwnerThreadID:" +
monitorOwnerThreadID);
logWriter.println("## Expected monitorOwnerThreadID = 0");
failMessage = failMessage +
thisCommandName + " returns unexpected monitorOwnerThreadID: " +
monitorOwnerThreadID +
", Expected: 0\n";
}
int monitorEntryCount = checkedReply.getNextValueAsInt();
logWriter.println("=> Returned monitorEntryCount = " + monitorEntryCount);
if ( monitorEntryCount != 0) {
logWriter.println
("## FAILURE: " + thisCommandName + " returns unexpected monitorEntryCount:");
logWriter.println("## Expected monitorEntryCount = 0");
failMessage = failMessage +
thisCommandName + " returns unexpected monitorEntryCount:" +
monitorEntryCount +
", expected: 0\n";
}
int monitorWaiters = checkedReply.getNextValueAsInt();
logWriter.println("=> Returned monitorWaiters = " + monitorWaiters);
if ( monitorWaiters != 0) {
logWriter.println
("## FAILURE: " + thisCommandName + " returns unexpected monitorWaiters:");
logWriter.println("## Expected monitorWaiters = 0");
failMessage = failMessage +
thisCommandName + " returns unexpected monitorWaiters:" +
monitorWaiters +
", expected: 0\n";
}
assertAllDataRead(checkedReply);
logWriter.println("=> CHECK 1: PASSED - expected monitor info is received");
checkedReply = null;
logWriter.println("\n=> Send VirtualMachine::Resume command ...");
resumeDebuggee();
logWriter.println("=> Send to Debuggee signal to continue and to enter in synchronized block ...");
finalSyncMessage = null;
synchronizer.sendMessage(JPDADebuggeeSynchronizer.SGNL_CONTINUE);
synchronizer.receiveMessage(JPDADebuggeeSynchronizer.SGNL_READY);
logWriter.println("=> Send VirtualMachine::Suspend command...");
suspendCommand = new CommandPacket(
JDWPCommands.VirtualMachineCommandSet.CommandSetID,
JDWPCommands.VirtualMachineCommandSet.SuspendCommand);
suspendReply = debuggeeWrapper.vmMirror.performCommand(suspendCommand);
suspendCommand = null;
checkReplyPacket(suspendReply, "VirtualMachine::Suspend command");
logWriter.println
("\n=> CHECK 2: send " + thisCommandName + " for checked ObjectID when it is locked...");
checkedCommand = new CommandPacket(
JDWPCommands.ObjectReferenceCommandSet.CommandSetID,
JDWPCommands.ObjectReferenceCommandSet.MonitorInfoCommand);
checkedCommand.setNextValueAsObjectID(checkedObjectID);
checkedReply = debuggeeWrapper.vmMirror.performCommand(checkedCommand);
checkedCommand = null;
checkReplyPacket(checkedReply, thisCommandName);
monitorOwnerThreadID = checkedReply.getNextValueAsThreadID();
logWriter.println("=> Returned monitorOwnerThreadID = " + monitorOwnerThreadID);
if ( monitorOwnerThreadID == 0) {
logWriter.println
("## FAILURE: " + thisCommandName + " returns unexpected monitorOwnerThreadID:");
logWriter.println("## Expected monitorOwnerThreadID = 'not null'");
failMessage = failMessage +
thisCommandName + " returns unexpected monitorOwnerThreadID: 0" +
", Expected monitorOwnerThreadID: 'not null'\n";
}
monitorEntryCount = checkedReply.getNextValueAsInt();
logWriter.println("=> Returned monitorEntryCount = " + monitorEntryCount);
if ( monitorEntryCount != 1) {
logWriter.println
("## FAILURE: " + thisCommandName + " returns unexpected monitorEntryCount:" +
monitorEntryCount);
logWriter.println("## Expected monitorEntryCount = 1");
failMessage = failMessage +
thisCommandName + " returns unexpected monitorEntryCount: " +
monitorEntryCount +
", expected: 1\n";
}
monitorWaiters = checkedReply.getNextValueAsInt();
logWriter.println("=> Returned monitorWaiters = " + monitorWaiters);
if ( monitorWaiters != 0) {
logWriter.println
("## FAILURE: " + thisCommandName + " returns unexpected monitorWaiters:" +
monitorWaiters);
logWriter.println("## Expected monitorWaiters = 0");
failMessage = failMessage +
thisCommandName + " returns unexpected monitorWaiters: " +
monitorWaiters +
", expected: 0\n";
}
logWriter.println("=> CHECK 2: PASSED - expected monitor info is received");
logWriter.println("\n=> Send VirtualMachine::Resume command ...");
resumeDebuggee();
logWriter.println("=> Send to Debuggee signal to funish ...");
synchronizer.sendMessage(JPDADebuggeeSynchronizer.SGNL_CONTINUE);
logWriter.println("==> " + thisTestName + " for " + thisCommandName + ": FINISH");
assertAllDataRead(checkedReply);
if (failMessage.length() > 0) {
fail(failMessage);
}
}
public static void main(String[] args) {
junit.textui.TestRunner.run(MonitorInfoTest.class);
}
}