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/*
* 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.
*/
package org.apache.harmony.jpda.tests.jdwp.VirtualMachine;
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;
public class InstanceCountsTest extends JDWPSyncTestCase {
static final int testStatusPassed = 0;
static final int testStatusFailed = -1;
static final String thisCommandName = "VirtualMachine.InstanceCounts command ";
static final String mockClass1Signature = "Lorg/apache/harmony/jpda/tests/jdwp/VirtualMachine/MockClass1;";
static final String mockClass2Signature = "Lorg/apache/harmony/jpda/tests/jdwp/VirtualMachine/MockClass2;";
static final String debuggeeSignature = "Lorg/apache/harmony/jpda/tests/jdwp/VirtualMachine/InstanceCountsDebuggee;";
protected String getDebuggeeClassName() {
return "org.apache.harmony.jpda.tests.jdwp.VirtualMachine.InstanceCountsDebuggee";
}
/**
* This testcase exercises VirtualMachine.InstanceCounts command.
* <BR>The test starts InstanceCountsDebuggee class, requests referenceTypeId,
* MockClass1, MockClass2 for this class by VirtualMachine.ClassesBySignature command,
* then performs VirtualMachine.InstanceCounts command and checks that returned
* Reachable Objects of MockClass1 and MockClass2 are equal to the actual ones.
*/
public void testInstanceCounts_Normal() {
String thisTestName = "testInstanceCounts_Normal";
logWriter.println("==> " + thisTestName + " for " + thisCommandName + ": START...");
synchronizer.receiveMessage(JPDADebuggeeSynchronizer.SGNL_READY);
long debuggeeRefTypeID = getClassIDBySignature(debuggeeSignature);
long mockClassRefTypeIDOfClass1 = getClassIDBySignature(mockClass1Signature);
long mockClassRefTypeIDOfClass2 = getClassIDBySignature(mockClass2Signature);
//Get the number of reachable objects of MockClass1 and MockClass2 in debuggee class
long reachableObjNumOfClass1ID = debuggeeWrapper.vmMirror.getFieldID(
debuggeeRefTypeID, "reachableObjNumOfClass1");
long reachableObjNumOfClass2ID = debuggeeWrapper.vmMirror.getFieldID(
debuggeeRefTypeID, "reachableObjNumOfClass2");
long[] fieldIDs = new long[2];
fieldIDs[0] = reachableObjNumOfClass1ID;
fieldIDs[1] = reachableObjNumOfClass2ID;
Value[] values = debuggeeWrapper.vmMirror.getReferenceTypeValues(
debuggeeRefTypeID, fieldIDs);
int expectedObjNumOfClass1 = values[0].getIntValue();
int expectedObjNumOfClass2 = values[1].getIntValue();
logWriter.println("=> ReachableObjNum of MockClass1 in debuggee is: " + expectedObjNumOfClass1);
logWriter.println("=> ReachableObjNum of MockClass2 in debuggee is: " + expectedObjNumOfClass2);
logWriter.println("=> CHECK: send " + thisCommandName
+ " and check reply for ERROR...");
// Compose InstanceCounts command
CommandPacket InstanceCountsCommand = new CommandPacket(
JDWPCommands.VirtualMachineCommandSet.CommandSetID,
JDWPCommands.VirtualMachineCommandSet.InstanceCountsCommand);
final int refTypesCount = 2;
InstanceCountsCommand.setNextValueAsInt(refTypesCount);
InstanceCountsCommand.setNextValueAsReferenceTypeID(mockClassRefTypeIDOfClass1);
InstanceCountsCommand.setNextValueAsReferenceTypeID(mockClassRefTypeIDOfClass2);
// Perform InstanceCounts command and attain reply package
ReplyPacket checkedReply = debuggeeWrapper.vmMirror
.performCommand(InstanceCountsCommand);
InstanceCountsCommand = null;
short errorCode = checkedReply.getErrorCode();
if (errorCode != JDWPConstants.Error.NONE) {
if(errorCode == JDWPConstants.Error.ILLEGAL_ARGUMENT) {
logWriter.println("=> CHECK PASSED: Expected error (ILLEGAL_ARGUMENT) is returned");
return;
}
}
//Check the reference types count that returned.
int returnedRefTypesCount = checkedReply.getNextValueAsInt();
assertEquals(thisCommandName + "returned reference types count is wrong.",
refTypesCount, returnedRefTypesCount, null, null);
logWriter.println("=> CHECK: PASSED: expected reference types count is returned:");
logWriter.println("=> Returned reference types count is " + returnedRefTypesCount);
long returnedObjNumOfClass1 = checkedReply.getNextValueAsLong();
assertEquals(thisCommandName + "returned instance count of MockClass1 is wrong.",
expectedObjNumOfClass1, returnedObjNumOfClass1, null, null);
logWriter.println("=> CHECK: PASSED: expected instance count of MockClass1 is returned:");
logWriter.println("=> Returned instance count of MockClass1 is " + returnedObjNumOfClass1);
long returnedObjNumOfClass2 = checkedReply.getNextValueAsLong();
assertEquals(thisCommandName + "returned instance count of MockClass2 is wrong.",
expectedObjNumOfClass2, returnedObjNumOfClass2, null, null);
logWriter.println("=> CHECK: PASSED: expected instance count of MockClass2 is returned:");
logWriter.println("=> Returned instance count of MockClass2 is " + returnedObjNumOfClass2);
synchronizer.sendMessage(JPDADebuggeeSynchronizer.SGNL_CONTINUE);
logWriter.println("==> " + thisTestName + " for " + thisCommandName + ": FINISH");
assertAllDataRead(checkedReply);
}
/**
* This testcase exercises ReferenceType.InstanceCounts command. <BR>
* Compose a InstanceCounts command with negative reference types count
* The vm should throw a ILLEGAL_ARGUMENT exception.
*/
public void testInstanceCounts_IllegalArgument() {
String thisTestName = "testInstanceCounts_IllegalArgument";
int refTypesCount = -1;
logWriter.println("==> " + thisTestName + " for " + thisCommandName + ": START...");
synchronizer.receiveMessage(JPDADebuggeeSynchronizer.SGNL_READY);
// Compose InstanceCounts commnad
CommandPacket InstanceCountsCommand = new CommandPacket(
JDWPCommands.VirtualMachineCommandSet.CommandSetID,
JDWPCommands.VirtualMachineCommandSet.InstanceCountsCommand);
InstanceCountsCommand.setNextValueAsInt(refTypesCount);
InstanceCountsCommand.setNextValueAsReferenceTypeID(0);
// Perform InstanceCounts command and attain reply package
ReplyPacket checkedReply = debuggeeWrapper.vmMirror
.performCommand(InstanceCountsCommand);
InstanceCountsCommand = null;
short errorCode = checkedReply.getErrorCode();
if (errorCode != JDWPConstants.Error.NONE) {
if (errorCode == JDWPConstants.Error.NOT_IMPLEMENTED) {
logWriter.println("=> CHECK PASSED: Expected error (NOT_IMPLEMENTED) is returned");
return;
}
else if(errorCode == JDWPConstants.Error.ILLEGAL_ARGUMENT) {
logWriter.println("=> CHECK PASSED: Expected error (ILLEGAL_ARGUMENT) is returned");
return;
}
}
printErrorAndFail(thisCommandName + " should throw ILLEGAL_ARGUMENT exception when refTypesCount is negative.");
}
/**
* This testcase exercises ReferenceType.InstanceCounts command. <BR>
* Compose a InstanceCounts command with zero reference types count.
* The data following the reference types count should be ignored.
* And debuggee vm should return a package with zero reference types count.
*/
public void testInstanceCounts_Zero() {
String thisTestName = "testInstanceCounts_Zero";
logWriter.println("==> " + thisTestName + " for " + thisCommandName + ": START...");
synchronizer.receiveMessage(JPDADebuggeeSynchronizer.SGNL_READY);
// Compose InstanceCounts command
CommandPacket InstanceCountsCommand = new CommandPacket(
JDWPCommands.VirtualMachineCommandSet.CommandSetID,
JDWPCommands.VirtualMachineCommandSet.InstanceCountsCommand);
InstanceCountsCommand.setNextValueAsInt(0); // count == 0
// Perform InstanceCounts command and attain reply package
ReplyPacket checkedReply = debuggeeWrapper.vmMirror
.performCommand(InstanceCountsCommand);
InstanceCountsCommand = null;
short errorCode = checkedReply.getErrorCode();
if (errorCode != JDWPConstants.Error.NONE) {
if (errorCode == JDWPConstants.Error.NOT_IMPLEMENTED) {
logWriter.println("=> CHECK PASSED: Expected error (NOT_IMPLEMENTED) is returned");
return;
}
else if(errorCode == JDWPConstants.Error.ILLEGAL_ARGUMENT) {
logWriter.println("=> CHECK PASSED: Expected error (ILLEGAL_ARGUMENT) is returned");
return;
}
}
int returnedRefTypesCount = checkedReply.getNextValueAsInt();
assertEquals(thisCommandName + "returned reference types count is wrong.",
0, returnedRefTypesCount, null, null);
logWriter.println("=> CHECK: PASSED: expected reference types count is returned:");
logWriter.println("=> Returned reference types count is " + returnedRefTypesCount);
assertAllDataRead(checkedReply);
}
}
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