299 lines
13 KiB
Java
299 lines
13 KiB
Java
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/*
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* Copyright (c) 2001, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package nsk.jdi.WatchpointEvent.valueCurrent;
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import com.sun.jdi.*;
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import com.sun.jdi.event.*;
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import com.sun.jdi.request.*;
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import java.io.*;
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import java.util.Iterator;
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import java.util.List;
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import nsk.share.*;
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import nsk.share.jpda.*;
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import nsk.share.jdi.*;
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// This class is the debugger in the test
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public class valuecur001 {
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static final int PASSED = 0;
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static final int FAILED = 2;
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static final int JCK_STATUS_BASE = 95;
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static final int TIMEOUT_DELTA = 1000; // milliseconds
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static final String COMMAND_READY = "ready";
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static final String COMMAND_QUIT = "quit";
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static final String COMMAND_GO = "go";
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static final String COMMAND_DONE = "done";
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static final String DEBUGGEE_NAME = "nsk.jdi.WatchpointEvent.valueCurrent.valuecur001a";
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static final String CHECKED_CLASS_NAME = "nsk.jdi.WatchpointEvent.valueCurrent.CheckedClass";
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static private Debugee debuggee;
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static private VirtualMachine vm;
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static private IOPipe pipe;
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static private Log log;
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static private ArgumentHandler argHandler;
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static private EventSet eventSet;
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static private ReferenceType rType;
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static private WatchpointRequest checkedRequest;
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static private List fieldsList;
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static private volatile boolean testFailed;
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static private volatile boolean done;
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static private volatile int requestsCount, awpEventsCount, mwpEventsCount;
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public static void main (String args[]) {
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System.exit(run(args, System.out) + JCK_STATUS_BASE);
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}
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public static int run(final String args[], final PrintStream out) {
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testFailed = false;
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requestsCount = 0;
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awpEventsCount = 0;
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mwpEventsCount = 0;
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argHandler = new ArgumentHandler(args);
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log = new Log(out, argHandler);
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// launch debuggee
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Binder binder = new Binder(argHandler, log);
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log.display("Connecting to debuggee");
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debuggee = binder.bindToDebugee(DEBUGGEE_NAME);
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debuggee.redirectStderr(log, "valuecur001a >");
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pipe = debuggee.createIOPipe();
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vm = debuggee.VM();
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// resume debuggee
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log.display("Resuming debuggee");
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debuggee.resume();
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// check debuggee's capabilities
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if (!debuggee.VM().canWatchFieldAccess()) {
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log.display("TEST WARNING: test passed because JDI implementation does not support " +
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"watchpoints for field access");
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pipe.println(COMMAND_QUIT);
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debuggee.waitFor();
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return PASSED;
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}
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if (!debuggee.VM().canWatchFieldModification()) {
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log.display("TEST WARNING: test passed because JDI implementation does not support " +
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"watchpoints for field modification");
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pipe.println(COMMAND_QUIT);
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debuggee.waitFor();
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return PASSED;
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}
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try {
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// wait for debuggee started
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log.display("Waiting for command: " + COMMAND_READY);
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String command = pipe.readln();
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if (!command.equals(COMMAND_READY)) {
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throw new Failure("TEST BUG: unexpected debuggee's command: " + command);
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}
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// get mirrors
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if ((rType = debuggee.classByName(CHECKED_CLASS_NAME)) == null) {
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throw new Failure("TEST BUG: cannot find " + CHECKED_CLASS_NAME);
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}
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// create events requests
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log.display("Creating requests for WatchpointEvent");
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EventRequestManager erManager = debuggee.VM().eventRequestManager();
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Iterator fieldsIter;
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try {
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fieldsList = rType.fields();
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fieldsIter = fieldsList.iterator();
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} catch (ClassNotPreparedException e) {
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throw new Failure( "TEST_BUG: " + rType.name() + " is not prepared");
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}
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while (fieldsIter.hasNext()) {
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Field refField = (Field)fieldsIter.next();
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if ((checkedRequest = erManager.createAccessWatchpointRequest(refField)) == null) {
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throw new Failure("TEST BUG: unable to create AccessWatchpointRequest");
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} else {
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log.display("AccessWatchpointRequest for field " + refField.name() + " created");
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checkedRequest.enable();
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}
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if ((checkedRequest = erManager.createModificationWatchpointRequest(refField)) == null) {
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throw new Failure("TEST BUG: unable to create ModificationWatchpointRequest");
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} else {
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log.display("ModificationWatchpointRequest for field " + refField.name() + " created");
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checkedRequest.enable();
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}
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requestsCount++;
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}
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log.display("Created total " + requestsCount + " WatchpointRequests");
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// define separate thread for handling events
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class EventHandler extends Thread {
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public void run() {
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eventSet = null;
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try {
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// handle events until all events generated and received
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while ( awpEventsCount < requestsCount
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eventSet = null;
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eventSet = vm.eventQueue().remove(TIMEOUT_DELTA);
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if (eventSet == null)
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continue;
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EventIterator eventIterator = eventSet.eventIterator();
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while (eventIterator.hasNext()) {
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Event event = eventIterator.nextEvent();
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// handle WatchpointEvent
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if (event instanceof WatchpointEvent) {
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WatchpointEvent castedEvent = (WatchpointEvent)event;
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Value evValue = castedEvent.valueCurrent();
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Field evField = castedEvent.field();
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if (event instanceof AccessWatchpointEvent) {
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awpEventsCount++;
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log.display("AccessWatchpointEvent received for " + evField.name());
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} else if (event instanceof ModificationWatchpointEvent) {
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mwpEventsCount++;
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log.display("ModificationWatchpointEvent received for " + evField.name());
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}
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if (evValue == null) {
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log.complain("FAILURE 1: WatchpointEvent.valueCurrent() returns null for " + evField.name());
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testFailed = true;
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} else {
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int ind = fieldsList.indexOf(evField);
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if (ind == -1) {
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log.complain("FAILURE 2: Watchpoint.field() returns unknown field");
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testFailed = true;
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} else {
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Value valueCur = castedEvent.valueCurrent();
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Value valueFld;
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try {
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valueFld = castedEvent.object().getValue(evField);
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} catch (NullPointerException e) {
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// field is static
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valueFld = rType.getValue(evField);
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}
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if (!valueFld.equals(valueCur)) {
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log.complain("FAILURE 3: Watchpoint.valueCurrent() returns incorrect value for " +
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evField.name() + "\nvalueCurrent(): " + valueCur + " ; getValue(): " + valueFld);
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testFailed = true;
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} else {
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valuecur001.log.display(evField.name() + " equals to " + castedEvent.valueCurrent().toString());
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}
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}
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}
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}
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}
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eventSet.resume();
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}
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} catch (InterruptedException e) {
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log.complain("TEST INCOMPLETE: caught InterruptedException while waiting for event");
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testFailed = true;
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} catch (VMDisconnectedException e) {
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log.complain("TEST INCOMPLETE: caught VMDisconnectedException while waiting for event");
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testFailed = true;
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}
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log.display("eventHandler completed");
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}
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}
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// start event handling thread
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EventHandler eventHandler = new EventHandler();
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log.display("Starting eventHandler");
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eventHandler.start();
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// force debuggee to generate events
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log.display("Sending command: " + COMMAND_GO);
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pipe.println(COMMAND_GO);
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// wait for confirmation from debugee
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log.display("Waiting for command: " + COMMAND_DONE);
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command = pipe.readln();
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if (command == null || !command.equals(COMMAND_DONE)) {
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throw new Failure("TEST BUG: unexpected debuggee's command: " + command);
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}
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// notify EventHandler that all events generated
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done = true;
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// wait for all expected events received
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log.display("Waiting for all expected events received");
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try {
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eventHandler.join(argHandler.getWaitTime()*60000);
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if (eventHandler.isAlive()) {
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log.complain("FAILURE 20: Timeout for waiting of event was exceeded");
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eventHandler.interrupt();
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testFailed = true;
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}
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} catch (InterruptedException e) {
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log.complain("TEST INCOMPLETE: InterruptedException caught while waiting for eventHandler's death");
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testFailed = true;
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}
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} catch (Failure e) {
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log.complain("TEST FAILURE: " + e.getMessage());
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testFailed = true;
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} catch (Exception e) {
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log.complain("Unexpected exception: " + e);
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e.printStackTrace(out);
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testFailed = true;
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} finally {
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log.display("");
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// force debugee to exit
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log.display("Sending command: " + COMMAND_QUIT);
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pipe.println(COMMAND_QUIT);
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// wait for debuggee exits and analize its exit code
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log.display("Waiting for debuggee terminating");
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int debuggeeStatus = debuggee.endDebugee();
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if (debuggeeStatus == PASSED + JCK_STATUS_BASE) {
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log.display("Debuggee PASSED with exit code: " + debuggeeStatus);
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} else {
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log.complain("Debuggee FAILED with exit code: " + debuggeeStatus);
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testFailed = true;
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}
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}
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// check test results
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if (testFailed) {
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log.complain("TEST FAILED");
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return FAILED;
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}
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log.display("TEST PASSED");
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return PASSED;
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}
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}
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