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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 Vitaly A. Provodin
*/
/**
* Created on 18.02.2005
*/
package org.apache.harmony.jpda.tests.jdwp.ThreadReference;
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.jdwp.share.JDWPSyncTestCase;
import org.apache.harmony.jpda.tests.share.JPDADebuggeeSynchronizer;
/**
* JDWP Unit test for ThreadReference.FrameCount command.
*/
public class FrameCountTest extends JDWPSyncTestCase {
protected String getDebuggeeClassName() {
return "org.apache.harmony.jpda.tests.jdwp.ThreadReference.FramesDebuggee";
}
/**
* This testcase exercises ThreadReference.CurrentContendedMonitor command.
* <BR>At first the test starts FramesDebuggee which recursively invokes
* the method 'FramesDebuggee.recursiveMethod' thereby the specified depth
* 'FramesDebuggee.DEPTH' of recursion is reached.
* <BR> Then the tests requests list of frames for main thread by invoking
* the JDWP command ThreadReference.Frames and compares size of
* this list with the value got via invoking ThreadReference.FrameCount command.
* <BR>The test expects that these values are equal, otherwise the test fail.
*
*/
public void testFrameCount001() {
logWriter.println("==> testFrameCount001 START ");
String testedThreadName = synchronizer.receiveMessage();
logWriter.println
("==> testedThreadName = |" + testedThreadName +"|");
long threadID = debuggeeWrapper.vmMirror.getThreadID(testedThreadName);
logWriter.println("==> threadID = " + threadID);
debuggeeWrapper.vmMirror.suspendThread(threadID);
int expectedCount = getFramesCount(threadID);
logWriter.println("\texpected count = " + expectedCount);
CommandPacket packet = new CommandPacket(
JDWPCommands.ThreadReferenceCommandSet.CommandSetID,
JDWPCommands.ThreadReferenceCommandSet.FrameCountCommand);
packet.setNextValueAsThreadID(threadID);
ReplyPacket reply = debuggeeWrapper.vmMirror.performCommand(packet);
checkReplyPacket(reply, "ThreadReference::FrameCount command");
int frameCount = reply.getNextValueAsInt();
logWriter.println("\tframe count = " + frameCount);
if (frameCount != expectedCount) {
printErrorAndFail("Unexpected frame count = " + frameCount
+ ", expected value " + expectedCount);
}
debuggeeWrapper.vmMirror.resumeThread(threadID);
synchronizer.sendMessage(JPDADebuggeeSynchronizer.SGNL_CONTINUE);
}
private int getFramesCount(long threadID) {
logWriter.println("getting frames of the thread");
short err;
// getting frames of the thread
CommandPacket packet = new CommandPacket(
JDWPCommands.ThreadReferenceCommandSet.CommandSetID,
JDWPCommands.ThreadReferenceCommandSet.FramesCommand);
packet.setNextValueAsThreadID(threadID);
packet.setNextValueAsInt(0);
packet.setNextValueAsInt(-1);
ReplyPacket reply = debuggeeWrapper.vmMirror.performCommand(packet);
err = reply.getErrorCode();
if ( err != JDWPConstants.Error.NONE) {
logWriter.println("\tthreadID=" + threadID
+ " - " + JDWPConstants.Error.getName(err));
return 0;
}
int framesCount = reply.getNextValueAsInt();
return framesCount;
}
}
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