384 lines
16 KiB
Java
384 lines
16 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.ClassUnloadEvent.classSignature;
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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.List;
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import java.util.Iterator;
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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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// NOTE: Test does not check array class because of difficulty of
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// providing reliable technique for unloading such class.
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// So all these testcases are commented in the test.
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public class signature001 {
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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_LOAD = "load";
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static final String COMMAND_LOADED = "loaded";
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static final String COMMAND_UNLOAD = "unload";
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static final String COMMAND_UNLOADED = "unloaded";
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static final String PREFIX = "nsk.jdi.ClassUnloadEvent.classSignature";
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static final String DEBUGGEE_NAME = PREFIX + ".signature001a";
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static final String CHECKED_CLASS = PREFIX + ".signature001c";
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static final String CHECKED_INTERFACE = PREFIX + ".signature001b";
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static final String CHECKED_ARRAY = PREFIX + ".signature001c[]";
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static final String KLASSLOADER = ClassUnloader.INTERNAL_CLASS_LOADER_NAME;
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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 ClassUnloadRequest checkedRequest;
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static private long eventTimeout;
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static private boolean testFailed;
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static private boolean eventsReceived;
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static private boolean eventForClass, eventForInterface, eventForArray;
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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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eventsReceived = false;
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argHandler = new ArgumentHandler(args);
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log = new Log(out, argHandler);
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eventTimeout = argHandler.getWaitTime() * 60 * 1000; // milliseconds
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// launch debugee
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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, "signature001a >");
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pipe = debuggee.createIOPipe();
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vm = debuggee.VM();
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// create request and wait for ClassUnloadEvent
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try {
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// resume debugee and wait for it becomes ready
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log.display("Resuming debuggee");
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debuggee.resume();
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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 == null || !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 mirror of debugee class
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ReferenceType rType;
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if ((rType = debuggee.classByName(DEBUGGEE_NAME)) == null) {
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throw new Failure("TEST BUG: cannot find debuggee's class " + DEBUGGEE_NAME);
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}
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// send command to load checked class and waits for a confirmation
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pipe.println(COMMAND_LOAD);
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log.display("Waiting for checked class is loaded");
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command = pipe.readln();
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if (command == null || !command.equals(COMMAND_LOADED)) {
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throw new Failure("TEST BUG: unexpected debuggee's command: " + command);
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}
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// checked class has been loaded!
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log.display("Checked classes have been loaded in debuggee!");
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// create request for class unload event
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log.display("Creating request for ClassUnloadEvent");
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EventRequestManager erManager = vm.eventRequestManager();
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if ((checkedRequest = erManager.createClassUnloadRequest()) == null) {
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throw new Failure("TEST BUG: unable to create ClassUnloadRequest");
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} else {
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log.display("ClassUnloadRequest created");
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}
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// checkedRequest.addClassFilter("nsk.jdi.ClassUnloadEvent.classSignature.*");
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log.display("Enabling event request");
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checkedRequest.enable();
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List unloadRequests = vm.eventRequestManager().classUnloadRequests();
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if (unloadRequests == null) {
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throw new Failure("TEST_BUG: ClassUnloadRequest is not created");
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}
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// force checked classes to be unloaded from debuggee
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// turn off pipe pinging
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pipe.setPingTimeout(0);
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log.display("Waiting for checked class is unloaded");
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pipe.println(COMMAND_UNLOAD);
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command = pipe.readln();
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// end test if checked classes have not been actually unloaded or error occurs
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if (command != null && command.equals(COMMAND_LOADED)) {
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// throw new Failure("TEST INCOMPLETE: unable to unload classes");
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throw new Warning("TEST INCOMPLETE: unable to unload classes");
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}
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if (command == null || !command.equals(COMMAND_UNLOADED)) {
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throw new Failure("TEST BUG: unexpected debuggee's command: " + command);
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}
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// checked classes have been unloaded
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log.display("Checked classes forced to be unloaded from debuggee!");
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// waiting for event untill timeout exceeds
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log.display("Waiting for ClassUnloadEvent for checked class");
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long timeToFinish = System.currentTimeMillis() + eventTimeout;
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while (!eventsReceived && System.currentTimeMillis() < timeToFinish) {
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// get next event set
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eventSet = null;
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try {
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eventSet = vm.eventQueue().remove(TIMEOUT_DELTA);
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} catch (Exception e) {
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throw new Failure("TEST INCOMPLETE: Unexpected exception while getting event: " + e);
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}
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if (eventSet == null)
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continue;
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// handle each event from the event set
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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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log.display("\nEvent received:\n " + event);
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// handle ClassUnloadEvent
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if (event instanceof ClassUnloadEvent) {
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ClassUnloadEvent castedEvent = (ClassUnloadEvent)event;
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log.display("Received event is ClassUnloadEvent:\n" + castedEvent);
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// check that received event is for checked request
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EventRequest eventRequest = castedEvent.request();
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if (!(checkedRequest.equals(eventRequest))) {
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log.complain("FAILURE 1: eventRequest is not equal to checked request");
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testFailed = true;
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}
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// check that received event is for checked VM
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VirtualMachine eventMachine = castedEvent.virtualMachine();
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if (!(vm.equals(eventMachine))) {
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log.complain("FAILURE 2: eventVirtualMachine is not equal to checked vm");
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testFailed = true;
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}
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// test method ClassUnloadEvent.
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String refSignature = castedEvent.classSignature();
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log.display("ClassUnloadEvent is received for " + refSignature);
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// check that received event is for checked class
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if ((refSignature == null) || (refSignature.equals(""))) {
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log.complain("FAILURE 3: ClassUnloadEvent.classSignature() returns null or empty string");
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testFailed = true;
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} else if (refSignature.equals("L" + CHECKED_CLASS.replace('.','/') + ";")) {
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// mark that ClassUnloadEvent for checked class received
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eventForClass = true;
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log.display("Expected ClassUnloadEvent for checked class received!");
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/*
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// check that checked class is not included in debuggee's list of loaded classes
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List loadedClasses = vm.classesByName(CHECKED_CLASS);
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if (loadedClasses != null) {
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log.complain("FAILURE 4: Class " + CHECKED_CLASS +
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" is not unloaded while ClassUnloadEvent is received");
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testFailed = true;
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}
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*/
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} else if (refSignature.equals("L" + CHECKED_INTERFACE.replace('.','/') + ";")) {
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// mark that ClassUnloadEvent for checked interface received
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eventForInterface = true;
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log.display("Expected ClassUnloadEvent for checked class received!");
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/*
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// check that checked interface is not included in debuggee's list of loaded classes
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List loadedClasses = vm.classesByName(CHECKED_INTERFACE);
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if (loadedClasses != null) {
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log.complain("FAILURE 4: Class " + CHECKED_INTERFACE +
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" is not unloaded while ClassUnloadEvent is received");
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testFailed = true;
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}
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*/
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/*
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} else if (refSignature.equals("L" + CHECKED_ARRAY.replace('.','/') + ";")) {
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// mark that ClassUnloadEvent for checked array class received
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eventForArray = true;
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log.display("Expected ClassUnloadEvent for checked array class received!");
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// check that checked array class is not included in debuggee's list of loaded classes
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List loadedClasses = vm.classesByName(CHECKED_ARRAY);
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if (loadedClasses != null) {
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log.complain("FAILURE 4: Class " + CHECKED_ARRAY +
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" is not unloaded while ClassUnloadEvent is received");
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testFailed = true;
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}
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*/
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} else {
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// ClassUnloadEvent for another class received; just display it
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log.display("ClassUnloadEvent was received for loaded class " + refSignature);
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}
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}
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// ignore all other events
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}
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eventSet.resume();
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eventsReceived = eventForClass && eventForInterface /* && eventForArray */;
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}
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log.display("");
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// check that expected event has been received for checked class
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log.display("Searching checked class in debuggee");
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rType = debuggee.classByName(CHECKED_CLASS);
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if (rType != null) {
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if (eventForClass) {
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log.complain("FAILURE 4: ClassUnloadEvent is received for class to be unloaded\n"
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+ " but class still presents in the list of all debuggee classes");
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testFailed = true;
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} else {
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log.display("WARNING: Unable to test ClassUnloadEvent because checked class\n"
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+ " was not actually unloaded");
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}
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} else {
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if (!eventForClass) {
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log.complain("FAILURE 5: ClassUnloadEvent was not received for class to be unloaded\n"
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+ " but class no longe presents in the list of all debuggee classes ");
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testFailed = true;
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}
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}
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// check that expected event has been received for checked interface
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log.display("Searching checked interface in debuggee");
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rType = debuggee.classByName(CHECKED_INTERFACE);
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if (rType != null) {
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if (eventForInterface) {
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log.complain("FAILURE 6: ClassUnloadEvent is received for interface to be unloaded\n"
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+ " but class still presents in the list of all debuggee classes");
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testFailed = true;
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} else {
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log.display("WARNING: Unable to test ClassUnloadEvent because checked interface\n"
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+ " was not actually unloaded");
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}
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} else {
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if (!eventForInterface) {
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log.complain("FAILURE 7: ClassUnloadEvent was not received for interface to be unloaded\n"
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+ " but class no longe presents in the list of all debuggee classes ");
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testFailed = true;
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}
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}
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} catch (Warning e) {
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log.display("WARNING: " + e.getMessage());
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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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// disable event request to prevent appearance of further events
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if (checkedRequest != null) {
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log.display("Disabling event request");
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checkedRequest.disable();
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}
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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 debugee terminates and check 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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return PASSED;
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}
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static class Warning extends Failure {
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Warning(String msg) {
|
||
|
|
super(msg);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|