test/hotspot/jtreg/vmTestbase/nsk/jdi/BScenarios/singlethrd/tc03x002.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.BScenarios.singlethrd;

 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 java.util.*;
 import java.io.*;

 /**
  * This test is from the group of so-called Borland's scenarios and
  * implements the following test case:                                  <br>
  *     Suite 2 - Breakpoints (multiple threads)                         <br>
  *     Test case:      TC2                                              <br>
  *     Description:    Class breakpoint                                 <br>
  *     Steps:          1.Add class breakpoint: singlethread.Class1      <br>
  *                     2.Debug Main                                     <br>
  *                       X. Stops on line 13 in Class1.java             <br>
  *
  * When the test is starting debugee, debugger creates <code>MethodEntryRequest</code>.
  * After <code>MethodEntryEvent</code> arrived, debugger checks line number of one's
  * location. It should be 73th line, that is constructor of <code>tc03x002aClass1</code>
  * class. Every thread must generate <code>MethodEntryEvent</code>.
  *
  * In case, when at least one event doesn't arrive during waittime
  * interval or line number of event is wrong, test fails.
  */

 public class tc03x002 {

     public final static String SGL_READY = "ready";
     public final static String SGL_LOAD = "load";
     public final static String SGL_PERFORM = "perform";
     public final static String SGL_QUIT = "quit";

     private final static String prefix = "nsk.jdi.BScenarios.singlethrd.";
     private final static String debuggerName = prefix + "tc03x002";
     private final static String debugeeName = debuggerName + "a";
     private final static String testedClassName = debugeeName + "Class1";

     private static int exitStatus;
     private static Log log;
     private static Debugee debugee;
     private static long waitTime;
     private static int eventCount = 0;
     private final static int expectedEventCount = 2;

     private EventRequestManager evm = null;
     private MethodEntryRequest mthdReq = null;
     private volatile boolean exit = false;

     private static void display(String msg) {
         log.display(msg);
     }

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

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

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

         exitStatus = Consts.TEST_PASSED;
         tc03x002 thisTest = new tc03x002();

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

         Binder binder = new Binder(argHandler, log);
         debugee = binder.bindToDebugee(debugeeName);
         IOPipe pipe = debugee.createIOPipe();

         try {
             thisTest.execTest();
         } catch (Exception e) {
             complain("Unexpected " + e);
             exitStatus = Consts.TEST_FAILED;
             e.printStackTrace();
         } finally {
             debugee.endDebugee();
         }
         display("Test finished. exitStatus = " + exitStatus);

         return exitStatus;
     }

     private void execTest() throws Failure {
         evm = debugee.getEventRequestManager();

         ClassPrepareRequest crq = evm.createClassPrepareRequest();
         crq.addClassFilter(testedClassName);
         crq.enable();

         // event handling thread
         Thread eventHandler = new Thread() {
             public void run() {
                 EventQueue eventQueue = debugee.VM().eventQueue();
                 EventSet eventSet = null;
                 while (!exit) {
                     try {
                         eventSet = eventQueue.remove(1000);
                     } catch (InterruptedException e) {
                         new Failure("Event handling thread interrupted:\n\t" + e);
                     }
                     if (eventSet == null) {
                         continue;
                     }
                     EventIterator eventIterator = eventSet.eventIterator();
                     while (eventIterator.hasNext()) {
                         Event event = eventIterator.nextEvent();

                         if (event instanceof ClassPrepareEvent) {
                             display(" event ===>>> " + event);
                             mthdReq = evm.createMethodEntryRequest();
                             mthdReq.addClassFilter(testedClassName);
                             mthdReq.enable();
                             debugee.resume();

                         } else if (event instanceof MethodEntryEvent) {
                             display(" event ===>>> " + event);
                             hitEvent((MethodEntryEvent )event);
                             debugee.resume();

                         } else if (event instanceof VMDeathEvent) {
                             exit = true;
                             break;
                         } else if (event instanceof VMDisconnectEvent) {
                             exit = true;
                             break;
                         } else {
                             throw new Failure("Unexpected event:\n\t" + event);
                         } // if
                         exit = exit || (eventCount >= expectedEventCount);
                     } // while
                 } // while
             } // run()
         }; // eventHadler

         display("Starting handling event");
         eventHandler.start();

         debugee.resume();
         debugee.receiveExpectedSignal(SGL_READY);

         display("\nTEST BEGINS");
         display("===========");
         debugee.sendSignal(SGL_LOAD);

         display("Waiting for all events received");
         try {
             eventHandler.join(waitTime);
         } catch (InterruptedException e) {
             throw new Failure("Main thread interrupted while waiting for eventHandler:\n\t"
                                 + e);
         } finally {
             crq.disable();
             mthdReq.disable();
             exit = true;
             if (eventHandler.isAlive()) {
                 display("Interrupting event handling thread");
                 eventHandler.interrupt();
             }
         }

         if (eventCount < expectedEventCount) {
             complain("Expecting " + expectedEventCount
                         + " MethodEntryEvents, but "
                         + eventCount + " events arrived.");
             exitStatus = Consts.TEST_FAILED;
         }

         display("=============");
         display("TEST FINISHES\n");
         debugee.sendSignal(SGL_QUIT);
     }

     private void hitEvent(MethodEntryEvent event) {
         ThreadReference thrd = event.thread();

         display("event info:");
         display("\tthread\t- " + event.thread().name());
         try {
             display("\tsource\t- " + event.location().sourceName());
         } catch (AbsentInformationException e) {
         }
         display("\tmethod\t- " + event.location().method().name());
         display("\tline\t- " + event.location().lineNumber());

         eventCount++;
         if (event.location().lineNumber() == tc03x002a.checkLastLine1 ||
                 event.location().lineNumber() == tc03x002a.checkLastLine2) {
             display("MethodEntryEvent occurs on the expected line "
                         + event.location().lineNumber() + " in method "
                         + event.method().name());
         } else {
             complain("MethodEntryEvent occurs on line " + event.location().lineNumber()
                         + " in method " + event.method().name()
                         + ", expected line numbers are "
                         + tc03x002a.checkLastLine1 + " or "
                         +  tc03x002a.checkLastLine2);
             exitStatus = Consts.TEST_FAILED;
         }

         display("");
     }
 }
	/*
	* 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.BScenarios.singlethrd;

	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 java.util.*;
	import java.io.*;

	/**
	* This test is from the group of so-called Borland's scenarios and
	* implements the following test case: <br>
	* Suite 2 - Breakpoints (multiple threads) <br>
	* Test case: TC2 <br>
	* Description: Class breakpoint <br>
	* Steps: 1.Add class breakpoint: singlethread.Class1 <br>
	* 2.Debug Main <br>
	* X. Stops on line 13 in Class1.java <br>
	*
	* When the test is starting debugee, debugger creates <code>MethodEntryRequest</code>.
	* After <code>MethodEntryEvent</code> arrived, debugger checks line number of one's
	* location. It should be 73th line, that is constructor of <code>tc03x002aClass1</code>
	* class. Every thread must generate <code>MethodEntryEvent</code>.
	*
	* In case, when at least one event doesn't arrive during waittime
	* interval or line number of event is wrong, test fails.
	*/

	public class tc03x002 {

	public final static String SGL_READY = "ready";
	public final static String SGL_LOAD = "load";
	public final static String SGL_PERFORM = "perform";
	public final static String SGL_QUIT = "quit";

	private final static String prefix = "nsk.jdi.BScenarios.singlethrd.";
	private final static String debuggerName = prefix + "tc03x002";
	private final static String debugeeName = debuggerName + "a";
	private final static String testedClassName = debugeeName + "Class1";

	private static int exitStatus;
	private static Log log;
	private static Debugee debugee;
	private static long waitTime;
	private static int eventCount = 0;
	private final static int expectedEventCount = 2;

	private EventRequestManager evm = null;
	private MethodEntryRequest mthdReq = null;
	private volatile boolean exit = false;

	private static void display(String msg) {
	log.display(msg);
	}

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

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

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

	exitStatus = Consts.TEST_PASSED;
	tc03x002 thisTest = new tc03x002();

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

	Binder binder = new Binder(argHandler, log);
	debugee = binder.bindToDebugee(debugeeName);
	IOPipe pipe = debugee.createIOPipe();

	try {
	thisTest.execTest();
	} catch (Exception e) {
	complain("Unexpected " + e);
	exitStatus = Consts.TEST_FAILED;
	e.printStackTrace();
	} finally {
	debugee.endDebugee();
	}
	display("Test finished. exitStatus = " + exitStatus);

	return exitStatus;
	}

	private void execTest() throws Failure {
	evm = debugee.getEventRequestManager();

	ClassPrepareRequest crq = evm.createClassPrepareRequest();
	crq.addClassFilter(testedClassName);
	crq.enable();

	// event handling thread
	Thread eventHandler = new Thread() {
	public void run() {
	EventQueue eventQueue = debugee.VM().eventQueue();
	EventSet eventSet = null;
	while (!exit) {
	try {
	eventSet = eventQueue.remove(1000);
	} catch (InterruptedException e) {
	new Failure("Event handling thread interrupted:\n\t" + e);
	}
	if (eventSet == null) {
	continue;
	}
	EventIterator eventIterator = eventSet.eventIterator();
	while (eventIterator.hasNext()) {
	Event event = eventIterator.nextEvent();

	if (event instanceof ClassPrepareEvent) {
	display(" event ===>>> " + event);
	mthdReq = evm.createMethodEntryRequest();
	mthdReq.addClassFilter(testedClassName);
	mthdReq.enable();
	debugee.resume();

	} else if (event instanceof MethodEntryEvent) {
	display(" event ===>>> " + event);
	hitEvent((MethodEntryEvent )event);
	debugee.resume();

	} else if (event instanceof VMDeathEvent) {
	exit = true;
	break;
	} else if (event instanceof VMDisconnectEvent) {
	exit = true;
	break;
	} else {
	throw new Failure("Unexpected event:\n\t" + event);
	} // if
	exit = exit \|\| (eventCount >= expectedEventCount);
	} // while
	} // while
	} // run()
	}; // eventHadler

	display("Starting handling event");
	eventHandler.start();

	debugee.resume();
	debugee.receiveExpectedSignal(SGL_READY);

	display("\nTEST BEGINS");
	display("===========");
	debugee.sendSignal(SGL_LOAD);

	display("Waiting for all events received");
	try {
	eventHandler.join(waitTime);
	} catch (InterruptedException e) {
	throw new Failure("Main thread interrupted while waiting for eventHandler:\n\t"
	+ e);
	} finally {
	crq.disable();
	mthdReq.disable();
	exit = true;
	if (eventHandler.isAlive()) {
	display("Interrupting event handling thread");
	eventHandler.interrupt();
	}
	}

	if (eventCount < expectedEventCount) {
	complain("Expecting " + expectedEventCount
	+ " MethodEntryEvents, but "
	+ eventCount + " events arrived.");
	exitStatus = Consts.TEST_FAILED;
	}

	display("=============");
	display("TEST FINISHES\n");
	debugee.sendSignal(SGL_QUIT);
	}

	private void hitEvent(MethodEntryEvent event) {
	ThreadReference thrd = event.thread();

	display("event info:");
	display("\tthread\t- " + event.thread().name());
	try {
	display("\tsource\t- " + event.location().sourceName());
	} catch (AbsentInformationException e) {
	}
	display("\tmethod\t- " + event.location().method().name());
	display("\tline\t- " + event.location().lineNumber());

	eventCount++;
	if (event.location().lineNumber() == tc03x002a.checkLastLine1 \|\|
	event.location().lineNumber() == tc03x002a.checkLastLine2) {
	display("MethodEntryEvent occurs on the expected line "
	+ event.location().lineNumber() + " in method "
	+ event.method().name());
	} else {
	complain("MethodEntryEvent occurs on line " + event.location().lineNumber()
	+ " in method " + event.method().name()
	+ ", expected line numbers are "
	+ tc03x002a.checkLastLine1 + " or "
	+ tc03x002a.checkLastLine2);
	exitStatus = Consts.TEST_FAILED;
	}

	display("");
	}
	}