test/hotspot/jtreg/vmTestbase/nsk/jdi/Event/hashCode/hashcode001.java - platform/libcore - Git at Google

 /*
  * Copyright (c) 2002, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.
  *
  * This code is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */
 package nsk.jdi.Event.hashCode;

 import nsk.share.*;
 import nsk.share.jpda.*;
 import nsk.share.jdi.*;

 import com.sun.jdi.*;
 import com.sun.jdi.request.*;
 import com.sun.jdi.event.*;
 import com.sun.jdi.connect.*;
 import java.io.*;
 import java.util.*;

 /**
  * The debugger application of the test.
  */
 public class hashcode001 {

     //------------------------------------------------------- immutable common fields

     final static String SIGNAL_READY = "ready";
     final static String SIGNAL_GO    = "go";
     final static String SIGNAL_QUIT  = "quit";

     private static int waitTime;
     private static int exitStatus;
     private static ArgumentHandler     argHandler;
     private static Log                 log;
     private static Debugee             debuggee;
     private static ReferenceType       debuggeeClass;

     //------------------------------------------------------- mutable common fields

     private final static String prefix = "nsk.jdi.Event.hashCode.";
     private final static String className = "hashcode001";
     private final static String debuggerName = prefix + className;
     private final static String debuggeeName = debuggerName + "a";

     //------------------------------------------------------- test specific fields

     private final static String threadClassName = prefix + "hashcode001aThread";
     private final static String threadName = "thread1";
     private final static String methodName = "foo";
     private final static String fieldName = "name";
     private final static int brkpLineNumber = 145;

     //------------------------------------------------------- immutable common methods

     public static void main(String argv[]) {
         System.exit(Consts.JCK_STATUS_BASE + run(argv, System.out));
     }

     private static void display(String msg) {
         log.display("debugger > " + msg);
     }

     private static void complain(String msg) {
         log.complain("debugger FAILURE > " + msg);
     }

     public static int run(String argv[], PrintStream out) {

         exitStatus = Consts.TEST_PASSED;

         argHandler = new ArgumentHandler(argv);
         log = new Log(out, argHandler);
         waitTime = argHandler.getWaitTime() * 60000;

         debuggee = Debugee.prepareDebugee(argHandler, log, debuggeeName);

         debuggeeClass = debuggee.classByName(debuggeeName);
         if ( debuggeeClass == null ) {
             throw new Failure("Class '" + debuggeeName + "' not found.");
         }

         execTest();

         int status = debuggee.endDebugee();
         if ( status != Consts.JCK_STATUS_BASE ) {
             throw new Failure("UNEXPECTED Debugee's exit status : " + status);
         }
         display("expected Debugee's exit status : " + status);

         return exitStatus;
     }

     //------------------------------------------------------ mutable common method

     private static void execTest() {

         EventRequestManager eventRequestManager = debuggee.VM().eventRequestManager();
         EventRequest eventRequest;

         ReferenceType testedClass = debuggee.classByName(threadClassName);
         if ( testedClass == null ) {
             throw new Failure("Class '" + threadClassName + "' not found.");
         }

         for (int i = 0; i < 11; i++) {
             eventRequest = null;
             switch (i) {

                 case 0:
                        ThreadReference thread = debuggee.threadByName(threadName);

                        display(".....setting up StepRequest");
                        eventRequest = eventRequestManager.createStepRequest
                                       (thread, StepRequest.STEP_MIN, StepRequest.STEP_INTO);
                        break;

                 case 1:
                        display(".....setting up AccessWatchpointRequest");
                        eventRequest = eventRequestManager.createAccessWatchpointRequest
                                       (testedClass.fieldByName(fieldName));
                        break;

                 case 2:
                        display(".....setting up ModificationWatchpointRequest");
                        eventRequest = eventRequestManager.createModificationWatchpointRequest
                                       (testedClass.fieldByName(fieldName));
                        break;

                 case 3:
                        display(".....setting up ClassPrepareRequest");
                        eventRequest = eventRequestManager.createClassPrepareRequest();
                        break;

                 case 4:
                        display(".....setting up ClassUnloadRequest");
                        eventRequest = eventRequestManager.createClassUnloadRequest();
                        break;

                 case 5:
                        display(".....setting up MethodEntryRequest");
                        eventRequest = eventRequestManager.createMethodEntryRequest();
                        break;

                 case 6:
                        display(".....setting up MethodExitRequest");
                        eventRequest = eventRequestManager.createMethodExitRequest();
                        break;

                 case 7:
                        display(".....setting up ThreadDeathRequest");
                        eventRequest = eventRequestManager.createThreadDeathRequest();
                        break;

                 case 8:
                        display(".....setting up ThreadStartRequest");
                        eventRequest = eventRequestManager.createThreadStartRequest();
                        break;

                 case 9:
                        display(".....setting up ExceptionRequest");
                        eventRequest = eventRequestManager.createExceptionRequest( null, true, true );
                        break;

                 case 10:
                        display(".....setting up BreakpointRequest");
                        eventRequest = debuggee.makeBreakpoint(testedClass, methodName, brkpLineNumber);
                        break;

                 default:
                         throw new Failure("Wrong test case : " + i);
             }

             if (eventRequest == null) {
                 throw new Failure("Cannot create request case : " + i);
             }
             eventRequest.addCountFilter(1);
             eventRequest.enable();
         }

         debuggee.sendSignal(SIGNAL_GO);

         display("Checking hashCode() method for Event objects");

         boolean exit = false;
         boolean connected = true;
         while (!exit) {
             EventSet eventSet = getEventSet();
             EventIterator eventIterator = eventSet.eventIterator();

             while (eventIterator.hasNext()) {
                 Event event = eventIterator.nextEvent();
                 String eventName = null;

                 if (event instanceof VMDeathEvent) {
                     eventName = "VMDeathEvent";
                     connected = false;
                 } else if (event instanceof VMDisconnectEvent) {
                     eventName = "VMDisconnectEvent";
                     connected = false;
                     exit = true;
                 } else {
                     eventName = "" + event;
                 }

                 try {
                     int hCode = event.hashCode();
                     display("hashCode() returns " + hCode + " for Event object : " +  eventName);

                     if (hCode == 0) {
                         complain("hashCode() returns 0 for Event object " + eventName);
                         exitStatus = Consts.TEST_FAILED;
                     }

                     int hCode1 = event.hashCode();
                     if (hCode != hCode1) {
                         complain("hashCode() is not consistent for Event object " + eventName +
                             "\n\t first value :" + hCode + " ; second value : " + hCode1);
                         exitStatus = Consts.TEST_FAILED;
                     }

                 } catch (VMDisconnectedException e) {
                     // skip error message if already disconnected
                     if (connected) {
                         throw new Failure("Caught unexpected VMDisconnectedException:\n\t" + e);
                     }
                 }
             }
             if (connected) {
                 eventSet.resume();
             }
         }
         display("Checking completed!");
     }

     //--------------------------------------------------------- test specific methods

     private static EventSet getEventSet() {
         EventSet eventSet;
         try {
             eventSet = debuggee.VM().eventQueue().remove(waitTime);
             if (eventSet == null) {
                 throw new Failure("TIMEOUT while waiting for event");
             }
         } catch ( Exception e ) {
             throw new Failure("Unexpected exception while waiting for event " + e);
         }
         return eventSet;
     }
 }
 //--------------------------------------------------------- test specific classes
	/*
	* Copyright (c) 2002, 2018, Oracle and/or its affiliates. All rights reserved.
	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
	*
	* This code is free software; you can redistribute it and/or modify it
	* under the terms of the GNU General Public License version 2 only, as
	* published by the Free Software Foundation.
	*
	* This code is distributed in the hope that it will be useful, but WITHOUT
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
	* version 2 for more details (a copy is included in the LICENSE file that
	* accompanied this code).
	*
	* You should have received a copy of the GNU General Public License version
	* 2 along with this work; if not, write to the Free Software Foundation,
	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
	*
	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
	* or visit www.oracle.com if you need additional information or have any
	* questions.
	*/
	package nsk.jdi.Event.hashCode;

	import nsk.share.*;
	import nsk.share.jpda.*;
	import nsk.share.jdi.*;

	import com.sun.jdi.*;
	import com.sun.jdi.request.*;
	import com.sun.jdi.event.*;
	import com.sun.jdi.connect.*;
	import java.io.*;
	import java.util.*;

	/**
	* The debugger application of the test.
	*/
	public class hashcode001 {

	//------------------------------------------------------- immutable common fields

	final static String SIGNAL_READY = "ready";
	final static String SIGNAL_GO = "go";
	final static String SIGNAL_QUIT = "quit";

	private static int waitTime;
	private static int exitStatus;
	private static ArgumentHandler argHandler;
	private static Log log;
	private static Debugee debuggee;
	private static ReferenceType debuggeeClass;

	//------------------------------------------------------- mutable common fields

	private final static String prefix = "nsk.jdi.Event.hashCode.";
	private final static String className = "hashcode001";
	private final static String debuggerName = prefix + className;
	private final static String debuggeeName = debuggerName + "a";

	//------------------------------------------------------- test specific fields

	private final static String threadClassName = prefix + "hashcode001aThread";
	private final static String threadName = "thread1";
	private final static String methodName = "foo";
	private final static String fieldName = "name";
	private final static int brkpLineNumber = 145;

	//------------------------------------------------------- immutable common methods

	public static void main(String argv[]) {
	System.exit(Consts.JCK_STATUS_BASE + run(argv, System.out));
	}

	private static void display(String msg) {
	log.display("debugger > " + msg);
	}

	private static void complain(String msg) {
	log.complain("debugger FAILURE > " + msg);
	}

	public static int run(String argv[], PrintStream out) {

	exitStatus = Consts.TEST_PASSED;

	argHandler = new ArgumentHandler(argv);
	log = new Log(out, argHandler);
	waitTime = argHandler.getWaitTime() * 60000;

	debuggee = Debugee.prepareDebugee(argHandler, log, debuggeeName);

	debuggeeClass = debuggee.classByName(debuggeeName);
	if ( debuggeeClass == null ) {
	throw new Failure("Class '" + debuggeeName + "' not found.");
	}

	execTest();

	int status = debuggee.endDebugee();
	if ( status != Consts.JCK_STATUS_BASE ) {
	throw new Failure("UNEXPECTED Debugee's exit status : " + status);
	}
	display("expected Debugee's exit status : " + status);

	return exitStatus;
	}

	//------------------------------------------------------ mutable common method

	private static void execTest() {

	EventRequestManager eventRequestManager = debuggee.VM().eventRequestManager();
	EventRequest eventRequest;

	ReferenceType testedClass = debuggee.classByName(threadClassName);
	if ( testedClass == null ) {
	throw new Failure("Class '" + threadClassName + "' not found.");
	}

	for (int i = 0; i < 11; i++) {
	eventRequest = null;
	switch (i) {

	case 0:
	ThreadReference thread = debuggee.threadByName(threadName);

	display(".....setting up StepRequest");
	eventRequest = eventRequestManager.createStepRequest
	(thread, StepRequest.STEP_MIN, StepRequest.STEP_INTO);
	break;

	case 1:
	display(".....setting up AccessWatchpointRequest");
	eventRequest = eventRequestManager.createAccessWatchpointRequest
	(testedClass.fieldByName(fieldName));
	break;

	case 2:
	display(".....setting up ModificationWatchpointRequest");
	eventRequest = eventRequestManager.createModificationWatchpointRequest
	(testedClass.fieldByName(fieldName));
	break;

	case 3:
	display(".....setting up ClassPrepareRequest");
	eventRequest = eventRequestManager.createClassPrepareRequest();
	break;

	case 4:
	display(".....setting up ClassUnloadRequest");
	eventRequest = eventRequestManager.createClassUnloadRequest();
	break;

	case 5:
	display(".....setting up MethodEntryRequest");
	eventRequest = eventRequestManager.createMethodEntryRequest();
	break;

	case 6:
	display(".....setting up MethodExitRequest");
	eventRequest = eventRequestManager.createMethodExitRequest();
	break;

	case 7:
	display(".....setting up ThreadDeathRequest");
	eventRequest = eventRequestManager.createThreadDeathRequest();
	break;

	case 8:
	display(".....setting up ThreadStartRequest");
	eventRequest = eventRequestManager.createThreadStartRequest();
	break;

	case 9:
	display(".....setting up ExceptionRequest");
	eventRequest = eventRequestManager.createExceptionRequest( null, true, true );
	break;

	case 10:
	display(".....setting up BreakpointRequest");
	eventRequest = debuggee.makeBreakpoint(testedClass, methodName, brkpLineNumber);
	break;

	default:
	throw new Failure("Wrong test case : " + i);
	}

	if (eventRequest == null) {
	throw new Failure("Cannot create request case : " + i);
	}
	eventRequest.addCountFilter(1);
	eventRequest.enable();
	}

	debuggee.sendSignal(SIGNAL_GO);

	display("Checking hashCode() method for Event objects");

	boolean exit = false;
	boolean connected = true;
	while (!exit) {
	EventSet eventSet = getEventSet();
	EventIterator eventIterator = eventSet.eventIterator();

	while (eventIterator.hasNext()) {
	Event event = eventIterator.nextEvent();
	String eventName = null;

	if (event instanceof VMDeathEvent) {
	eventName = "VMDeathEvent";
	connected = false;
	} else if (event instanceof VMDisconnectEvent) {
	eventName = "VMDisconnectEvent";
	connected = false;
	exit = true;
	} else {
	eventName = "" + event;
	}

	try {
	int hCode = event.hashCode();
	display("hashCode() returns " + hCode + " for Event object : " + eventName);

	if (hCode == 0) {
	complain("hashCode() returns 0 for Event object " + eventName);
	exitStatus = Consts.TEST_FAILED;
	}

	int hCode1 = event.hashCode();
	if (hCode != hCode1) {
	complain("hashCode() is not consistent for Event object " + eventName +
	"\n\t first value :" + hCode + " ; second value : " + hCode1);
	exitStatus = Consts.TEST_FAILED;
	}

	} catch (VMDisconnectedException e) {
	// skip error message if already disconnected
	if (connected) {
	throw new Failure("Caught unexpected VMDisconnectedException:\n\t" + e);
	}
	}
	}
	if (connected) {
	eventSet.resume();
	}
	}
	display("Checking completed!");
	}

	//--------------------------------------------------------- test specific methods

	private static EventSet getEventSet() {
	EventSet eventSet;
	try {
	eventSet = debuggee.VM().eventQueue().remove(waitTime);
	if (eventSet == null) {
	throw new Failure("TIMEOUT while waiting for event");
	}
	} catch ( Exception e ) {
	throw new Failure("Unexpected exception while waiting for event " + e);
	}
	return eventSet;
	}
	}
	//--------------------------------------------------------- test specific classes