| /* |
| * 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.Events; |
| |
| import org.apache.harmony.jpda.tests.framework.jdwp.CommandPacket; |
| import org.apache.harmony.jpda.tests.framework.jdwp.EventMod; |
| 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.Location; |
| import org.apache.harmony.jpda.tests.framework.jdwp.ParsedEvent; |
| import org.apache.harmony.jpda.tests.framework.jdwp.ReplyPacket; |
| import org.apache.harmony.jpda.tests.share.JPDADebuggeeSynchronizer; |
| |
| /** |
| * JDWP Unit test for SINGLE_STEP event with LocationOnly modifier. |
| */ |
| public class SingleStepWithLocationTest extends JDWPEventTestCase { |
| |
| private String debuggeeSignature = "Lorg/apache/harmony/jpda/tests/jdwp/Events/SingleStepDebuggee;"; |
| |
| private static final String BREAKPOINT_METHOD_NAME = "breakpointTest"; |
| |
| protected String getDebuggeeClassName() { |
| return SingleStepDebuggee.class.getName(); |
| } |
| |
| /** |
| * This test case exercises SINGLE_STEP event.<BR> |
| * |
| * Runs SingleStepDebuggee and sets breakpoint to its |
| * breakpointTest method, sends a request for single step event with the |
| * location of the last line so we single-step until there. Then verifies |
| * that requested SINGLE_STEP event occurs. |
| */ |
| public void testSingleStepToLocation() { |
| logWriter.println("=> testSingleStepToLocation started"); |
| |
| synchronizer.receiveMessage(JPDADebuggeeSynchronizer.SGNL_READY); |
| |
| // Set breakpoint. |
| long refTypeID = getClassIDBySignature(debuggeeSignature); |
| |
| logWriter.println("=> Debuggee class = " + getDebuggeeClassName()); |
| logWriter.println("=> referenceTypeID for Debuggee class = " + refTypeID); |
| logWriter.println("=> Send ReferenceType::Methods command and get methodIDs "); |
| |
| long requestID = debuggeeWrapper.vmMirror.setBreakpointAtMethodBegin( |
| refTypeID, BREAKPOINT_METHOD_NAME); |
| logWriter.println("=> breakpointID = " + requestID); |
| logWriter.println("=> starting thread"); |
| |
| // Execute the breakpoint |
| synchronizer.sendMessage(JPDADebuggeeSynchronizer.SGNL_CONTINUE); |
| |
| // Wait for breakpoint event so the program is suspended. |
| long breakpointThreadID = debuggeeWrapper.vmMirror |
| .waitForBreakpoint(requestID); |
| |
| logWriter.println("=> breakpointThreadID = " + breakpointThreadID); |
| |
| // Remove breakpoint. |
| debuggeeWrapper.vmMirror.clearBreakpoint((int)requestID); |
| |
| // Get line table and get code index of the last line. |
| long methodID = getMethodID(refTypeID, BREAKPOINT_METHOD_NAME); |
| ReplyPacket lineTableReply = getLineTable(refTypeID, methodID); |
| checkReplyPacket(lineTableReply, "Method.LineTable"); |
| lineTableReply.getNextValueAsLong(); // startIndex |
| lineTableReply.getNextValueAsLong(); // endIndex |
| int linesCount = lineTableReply.getNextValueAsInt(); |
| long lastLineCodeIndex = -1; |
| int lastLineNumber = -1; |
| for (int i = 0; i < linesCount; ++i) { |
| lastLineCodeIndex = lineTableReply.getNextValueAsLong(); |
| lastLineNumber = lineTableReply.getNextValueAsInt(); |
| } |
| |
| logWriter.println("Single-step until line " + lastLineNumber); |
| |
| // Location of last line. |
| Location location = new Location(JDWPConstants.TypeTag.CLASS, |
| refTypeID, methodID, lastLineCodeIndex); |
| |
| // Sending a SINGLE_STEP request |
| CommandPacket setRequestCommand = new CommandPacket( |
| JDWPCommands.EventRequestCommandSet.CommandSetID, |
| JDWPCommands.EventRequestCommandSet.SetCommand); |
| setRequestCommand.setNextValueAsByte( |
| JDWPConstants.EventKind.SINGLE_STEP); |
| setRequestCommand.setNextValueAsByte(JDWPConstants.SuspendPolicy.ALL); |
| setRequestCommand.setNextValueAsInt(2); |
| setRequestCommand.setNextValueAsByte(EventMod.ModKind.Step); |
| setRequestCommand.setNextValueAsThreadID(breakpointThreadID); |
| setRequestCommand.setNextValueAsInt(JDWPConstants.StepSize.LINE); |
| setRequestCommand.setNextValueAsInt(JDWPConstants.StepDepth.OVER); |
| setRequestCommand.setNextValueAsByte(EventMod.ModKind.LocationOnly); |
| setRequestCommand.setNextValueAsLocation(location); |
| |
| ReplyPacket setRequestReply = debuggeeWrapper.vmMirror |
| .performCommand(setRequestCommand); |
| checkReplyPacket(setRequestReply, "Set SINGLE_STEP event"); |
| requestID = setRequestReply.getNextValueAsInt(); |
| |
| logWriter.println("=> RequestID = " + requestID); |
| assertAllDataRead(setRequestReply); |
| |
| // Resume debuggee so we can suspend on single-step. |
| resumeDebuggee(); |
| |
| // Wait for event. |
| logWriter.println("==> Wait for SINGLE_STEP event"); |
| CommandPacket event = debuggeeWrapper.vmMirror.receiveEvent(); |
| ParsedEvent[] parsedEvents = ParsedEvent.parseEventPacket(event); |
| |
| // Check if received event is expected. |
| logWriter.println("==> Received " + parsedEvents.length + " events"); |
| |
| // Trace events |
| for (int i = 0; i < parsedEvents.length; i++) { |
| logWriter.println(""); |
| logWriter.println("==> Event #" + i + ";"); |
| logWriter.println("==> EventKind: " + parsedEvents[i].getEventKind() + "(" |
| + JDWPConstants.EventKind.getName(parsedEvents[i].getEventKind()) + ")"); |
| logWriter.println("==> RequestID: " + parsedEvents[i].getRequestID()); |
| } |
| |
| // Check all |
| assertEquals("Received wrong number of events,", 1, parsedEvents.length); |
| assertEquals("Received wrong event request ID,", requestID, parsedEvents[0].getRequestID()); |
| assertEquals("Invalid event kind,", JDWPConstants.EventKind.SINGLE_STEP, |
| parsedEvents[0].getEventKind(), |
| JDWPConstants.EventKind.getName(JDWPConstants.EventKind.SINGLE_STEP), |
| JDWPConstants.EventKind.getName(parsedEvents[0].getEventKind())); |
| |
| // Clear SINGLE_STEP event |
| logWriter.println("==> Clearing SINGLE_STEP event.."); |
| ReplyPacket clearRequestReply = |
| debuggeeWrapper.vmMirror.clearEvent(JDWPConstants.EventKind.SINGLE_STEP, (int) requestID); |
| checkReplyPacket(clearRequestReply, "Clear SINGLE_STEP event"); |
| logWriter.println("==> SINGLE_STEP event has been cleared"); |
| |
| // Resuming debuggee before leaving. |
| resumeDebuggee(); |
| logWriter.println("==> Test PASSED!"); |
| } |
| } |