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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.
*/
/**
* @author Anton V. Karnachuk
*/
/**
* Created on 09.03.2005
*/
package org.apache.harmony.jpda.tests.jdwp.ArrayReference;
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.share.JPDADebuggeeSynchronizer;
/**
* JDWP unit test for ArrayReference.Length command.
*
*/
public class LengthTest extends JDWPArrayReferenceTestCase {
/**
* This testcase exercises ArrayReference.Length command.
* <BR>Starts <A HREF="ArrayReferenceDebuggee.html">ArrayReferenceDebuggee</A>.
* <BR>Receives fields with ReferenceType.fields command,
* checks length with ArrayReference.Length command.
*/
public void testLength001() {
logWriter.println("testLength001 started");
synchronizer.receiveMessage(JPDADebuggeeSynchronizer.SGNL_READY);
// obtain classID
long classID = getClassIDBySignature("Lorg/apache/harmony/jpda/tests/jdwp/ArrayReference/ArrayReferenceDebuggee;");
// obtain fields
CommandPacket packet = new CommandPacket(
JDWPCommands.ReferenceTypeCommandSet.CommandSetID,
JDWPCommands.ReferenceTypeCommandSet.FieldsCommand);
packet.setNextValueAsReferenceTypeID(classID);
ReplyPacket reply = debuggeeWrapper.vmMirror.performCommand(packet);
checkReplyPacket(reply, "ReferenceType::Fields command");
int declared = reply.getNextValueAsInt();
for (int i = 0; i < declared; i++) {
long fieldID = reply.getNextValueAsFieldID();
String fieldName = reply.getNextValueAsString();
reply.getNextValueAsString();
reply.getNextValueAsInt();
if (fieldName.equals("intArray")) {
// int[] intArray = new int[10]
checkArrayLength(classID, fieldID, JDWPConstants.Error.NONE, 10);
} else if (fieldName.equals("strArray")) {
// String[] strArray = new String[8]
checkArrayLength(classID, fieldID, JDWPConstants.Error.NONE, 8);
} else if (fieldName.equals("intField")) {
// Integer intField = new Integer(-1)
checkArrayLength(classID, fieldID, JDWPConstants.Error.INVALID_ARRAY, 0);
}
}
logWriter.println("test PASSED!");
synchronizer.sendMessage(JPDADebuggeeSynchronizer.SGNL_CONTINUE);
}
private void checkArrayLength(long classID, long fieldID, int error, int length) {
//System.err.println("classID="+classID);
//System.err.println("fieldID="+fieldID);
CommandPacket packet = new CommandPacket(
JDWPCommands.ReferenceTypeCommandSet.CommandSetID,
JDWPCommands.ReferenceTypeCommandSet.GetValuesCommand);
packet.setNextValueAsReferenceTypeID(classID);
packet.setNextValueAsInt(1);
packet.setNextValueAsFieldID(fieldID);
ReplyPacket reply = debuggeeWrapper.vmMirror.performCommand(packet);
checkReplyPacket(reply, "ReferenceType::GetValues command");
int values = reply.getNextValueAsInt();
assertEquals("ReferenceType::GetValues returned invalid number of values,", 1, values);
Value value = reply.getNextValueAsValue();
//System.err.println("value="+value);
long arrayID = value.getLongValue();
logWriter.println("arrayID = " + arrayID);
packet = new CommandPacket(
JDWPCommands.ArrayReferenceCommandSet.CommandSetID,
JDWPCommands.ArrayReferenceCommandSet.LengthCommand);
packet.setNextValueAsArrayID(arrayID);
reply = debuggeeWrapper.vmMirror.performCommand(packet);
checkReplyPacket(reply, "ArrayReference::Length command", error);
if (reply.getErrorCode() == JDWPConstants.Error.NONE) {
// do not check length for non-array fields
int returnedLength = reply.getNextValueAsInt();
assertEquals("ArrayReference::Length returned invalid length,",
length, returnedLength);
}
}
}
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