493 lines
19 KiB
Java
493 lines
19 KiB
Java
/*
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* Copyright (c) 2002, 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.EventRequestManager.createStepRequest;
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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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import com.sun.jdi.*;
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import com.sun.jdi.connect.*;
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import com.sun.jdi.request.*;
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import com.sun.jdi.event.*;
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import java.io.*;
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import java.util.*;
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/**
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*/
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public class crstepreq009 {
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//----------------------------------------------------- immutable common fields
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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 PASS_BASE = 95;
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static final int quit = -1;
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private int instruction = 1;
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private int waitTime;
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private static int exitCode = PASSED;
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private ArgumentHandler argHandler;
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private Log log;
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private Debugee debuggee;
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private VirtualMachine vm;
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private ReferenceType debuggeeClass;
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private EventRequestManager eventRManager;
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private EventSet eventSet;
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private EventIterator eventIterator;
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//------------------------------------------------------ mutable common fields
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private final static String prefix = "nsk.jdi.EventRequestManager.createStepRequest";
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private final static String className = ".crstepreq009";
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private final static String debuggerName = prefix + className;
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private final static String debuggeeName = debuggerName + "a";
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static final int lineForBreak = 62;
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//------------------------------------------------------ immutable common methods
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public static void main (String argv[]) {
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System.exit(run(argv, System.out) + PASS_BASE);
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}
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//------------------------------------------------------ test specific fields
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static final int maxCase = 3;
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static final String[] brakeMethods = {
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"m00",
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"m00",
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"m00"
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};
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static final int[][] checkedLines = {
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{ 167, 171, 151},
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{ 167, 175, 175},
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{ 167, 178, 178}
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};
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static final String debuggeeThreadName = prefix + ".Thread0crstepreq009a";
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//------------------------------------------------------ mutable common methods
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public static int run (String argv[], PrintStream out) {
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int exitStatus = new crstepreq009().runThis(argv, out);
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System.out.println (exitStatus == PASSED ? "TEST PASSED" : "TEST FAILED");
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return exitCode;
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}
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private int runThis(String argv[], PrintStream out) {
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argHandler = new ArgumentHandler(argv);
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log = new Log(out, argHandler);
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waitTime = argHandler.getWaitTime() * 60000;
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try {
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Binder binder = new Binder(argHandler, log);
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debuggee = binder.bindToDebugee(debuggeeName);
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debuggee.redirectStderr(log, "");
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eventRManager = debuggee.getEventRequestManager();
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vm = debuggee.VM();
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eventRManager = vm.eventRequestManager();
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debuggeeClass = waitForDebuggeeClassPrepared();
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execTest();
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debuggee.resume();
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getEventSet();
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if (eventIterator.nextEvent() instanceof VMDeathEvent) {
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display("Waiting for the debuggee's finish...");
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debuggee.waitFor();
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display("Getting the debuggee's exit status.");
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int status = debuggee.getStatus();
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if (status != (PASSED + PASS_BASE)) {
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complain("Debuggee returned UNEXPECTED exit status: " + status);
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exitCode = Consts.TEST_FAILED;
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}
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} else {
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throw new TestBug("Last event is not the VMDeathEvent");
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}
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} catch (VMDisconnectedException e) {
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exitCode = Consts.TEST_FAILED;
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complain("The test cancelled due to VMDisconnectedException.");
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e.printStackTrace(out);
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display("Trying: vm.process().destroy();");
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if (vm != null) {
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Process vmProcess = vm.process();
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if (vmProcess != null) {
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vmProcess.destroy();
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}
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}
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} catch (Exception e) {
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exitCode = Consts.TEST_FAILED;
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complain("Unexpected Exception: " + e.getMessage());
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e.printStackTrace(out);
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complain("The test has not finished normally. Forcing: vm.exit().");
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if (vm != null) {
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vm.exit(PASSED + PASS_BASE);
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}
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debuggee.resume();
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getEventSet();
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}
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return exitCode;
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}
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//--------------------------------------------------------- mutable common methods
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private void execTest() {
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BreakpointRequest bpRequest = setBreakpoint( null,
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debuggeeClass,
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"methodForCommunication",
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lineForBreak,
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"breakForCommunication");
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bpRequest.enable();
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StepRequest stepRequest = null;
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display("TESTING BEGINS");
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for (int testCase = 0; testCase < maxCase && instruction != quit; testCase++) {
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instruction = getInstruction();
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if (instruction == quit) {
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vm.resume();
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break;
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}
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display(":: CASE # " + testCase);
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stepRequest = setStepRequest( bpRequest,
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"thread" + testCase,
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testCase,
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"stepRequest" + testCase );
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checkStepEvent( stepRequest,
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"thread" + testCase,
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testCase );
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}
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display("TESTING ENDS");
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}
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//--------------------------------------------------------- test specific methods
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private StepRequest setStepRequest ( BreakpointRequest bpRequest,
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String threadName,
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int testCase,
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String property ) {
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StepRequest stepRequest = null;
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for (;;) {
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display("Wait for initial brakepoint event in " + threadName);
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BreakpointEvent bpEvent = (BreakpointEvent)waitForEvent(bpRequest);
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// check location of breakpoint event
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int lineOfEvent = ((LocatableEvent)bpEvent).location().lineNumber();
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if (lineOfEvent != lineForBreak) {
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complain("Wrong line number of initial brakepoint event for " + threadName);
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complain("\texpected value : " + lineForBreak + "; got one : " + lineOfEvent);
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break;
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}
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display("Getting mirror of thread: " + threadName);
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ThreadReference thread = threadByName(threadName);
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display("Getting ReferenceType of thread: " + threadName);
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ReferenceType debuggeeThread = debuggee.classByName(debuggeeThreadName);
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// set second breakpoint to suspend checked thread at the right location before
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// setting step request
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BreakpointRequest bpRequest1 = setBreakpoint( thread,
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debuggeeThread,
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brakeMethods[testCase],
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checkedLines[testCase][0],
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"");
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bpRequest1.addCountFilter(1);
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bpRequest1.enable();
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display("Wait for additional brakepoint event in " + threadName);
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bpEvent = (BreakpointEvent)waitForEvent(bpRequest1);
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// check location of breakpoint event
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lineOfEvent = ((LocatableEvent)bpEvent).location().lineNumber();
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if (lineOfEvent != checkedLines[testCase][0]) {
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complain("Wrong line number of additional brakepoint event for " + threadName);
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complain("\texpected value : " + checkedLines[testCase][0] + "; got one : " + lineOfEvent);
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break;
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}
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display("Setting a step request in thread: " + thread);
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try {
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stepRequest = eventRManager.createStepRequest ( thread,
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StepRequest.STEP_MIN,
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StepRequest.STEP_OUT );
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stepRequest.putProperty("number", property);
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} catch ( Exception e1 ) {
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complain("setStepRequest(): unexpected Exception while creating StepRequest: " + e1);
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break;
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}
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break;
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}
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if (stepRequest == null) {
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throw new Failure("setStepRequest(): StepRequest has not been set up.");
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}
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display("setStepRequest(): StepRequest has been set up.");
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return stepRequest;
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}
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private void checkStepEvent ( StepRequest stepRequest,
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String threadName,
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int testCase ) {
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stepRequest.enable();
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display("waiting for first StepEvent in " + threadName);
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Event newEvent = waitForEvent(stepRequest);
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display("got first StepEvent");
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display("CHECK1 for line location of first StepEvent.");
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int lineOfEvent = ((LocatableEvent)newEvent).location().lineNumber();
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if (lineOfEvent != checkedLines[testCase][1]) {
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complain("CHECK1 for line location of first StepEvent FAILED for CASE # " + testCase);
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complain("\texpected value : " + checkedLines[testCase][1] + "; got one : " + lineOfEvent);
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exitCode = FAILED;
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} else {
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display("CHECK1 PASSED");
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}
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display("waiting for second StepEvent in " + threadName);
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newEvent = waitForEvent(stepRequest);
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display("got second StepEvent");
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display("CHECK2 for line location of second StepEvent.");
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lineOfEvent = ((LocatableEvent)newEvent).location().lineNumber();
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if (lineOfEvent != checkedLines[testCase][2]) {
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complain("CHECK2 for line location of second StepEvent FAILED for CASE # " + testCase);
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complain("\texpected value : " + checkedLines[testCase][2] + "; got one : " + lineOfEvent);
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exitCode = FAILED;
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} else {
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display("CHECK2 PASSED");
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}
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stepRequest.disable();
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eventRManager.deleteEventRequest(stepRequest);
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stepRequest = null;
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display("request for StepEvent in " + threadName + " is deleted");
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}
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//--------------------------------------------------------- immutable common methods
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void display(String msg) {
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log.display("debugger > " + msg);
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}
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void complain(String msg) {
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log.complain("debugger FAILURE > " + msg);
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}
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/**
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* Sets up a breakpoint at given line number within a given method in a given class
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* for a given thread.
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*
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* Returns a BreakpointRequest object in case of success, otherwise throws Failure.
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*/
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private BreakpointRequest setBreakpoint ( ThreadReference thread,
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ReferenceType testedClass,
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String methodName,
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int bpLine,
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String property) {
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display("Setting a breakpoint in :");
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display(" thread: " + thread + "; class: " + testedClass +
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"; method: " + methodName + "; line: " + bpLine + "; property: " + property);
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List allLineLocations = null;
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Location lineLocation = null;
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BreakpointRequest breakpRequest = null;
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try {
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Method method = (Method) testedClass.methodsByName(methodName).get(0);
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allLineLocations = method.allLineLocations();
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display("Getting location for breakpoint...");
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Iterator locIterator = allLineLocations.iterator();
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while (locIterator.hasNext()) {
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Location curLocation = (Location)locIterator.next();
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int curNumber = curLocation.lineNumber();
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if (curLocation.lineNumber() == bpLine) {
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lineLocation = curLocation;
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break;
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}
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}
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if (lineLocation == null) {
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throw new TestBug("Incorrect line number of methods' location");
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}
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try {
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breakpRequest = eventRManager.createBreakpointRequest(lineLocation);
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if (thread != null) {
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breakpRequest.addThreadFilter(thread);
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}
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breakpRequest.putProperty("number", property);
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} catch ( Exception e1 ) {
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complain("setBreakpoint(): unexpected Exception while creating BreakpointRequest: " + e1);
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breakpRequest = null;
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}
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} catch ( Exception e2 ) {
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complain("setBreakpoint(): unexpected Exception while getting locations: " + e2);
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breakpRequest = null;
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}
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if (breakpRequest == null) {
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throw new Failure("setBreakpoint(): A breakpoint has not been set up.");
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}
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display("setBreakpoint(): A breakpoint has been set up.");
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return breakpRequest;
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}
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private Event waitForEvent (EventRequest eventRequest) {
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vm.resume();
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Event resultEvent = null;
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try {
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eventSet = null;
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eventIterator = null;
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eventSet = vm.eventQueue().remove(waitTime);
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if (eventSet == null) {
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throw new Failure("TIMEOUT while waiting for an event");
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}
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eventIterator = eventSet.eventIterator();
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while (eventIterator.hasNext()) {
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Event curEvent = eventIterator.nextEvent();
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if (curEvent instanceof VMDisconnectEvent) {
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throw new Failure("Unexpected VMDisconnectEvent received.");
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} else {
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EventRequest evRequest = curEvent.request();
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if (evRequest != null && evRequest.equals(eventRequest)) {
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display("Requested event received: " + curEvent.toString() +
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"; request property: " + (String) curEvent.request().getProperty("number"));
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resultEvent = curEvent;
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break;
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} else {
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throw new Failure("Unexpected event received: " + curEvent.toString());
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}
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}
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}
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} catch (Exception e) {
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throw new Failure("Unexpected exception while waiting for an event: " + e);
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}
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return resultEvent;
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}
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private Event waitForEvent () {
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vm.resume();
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Event resultEvent = null;
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try {
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eventSet = null;
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eventIterator = null;
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eventSet = vm.eventQueue().remove(waitTime);
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if (eventSet == null) {
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throw new Failure("TIMEOUT while waiting for an event");
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}
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eventIterator = eventSet.eventIterator();
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while (eventIterator.hasNext()) {
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resultEvent = eventIterator.nextEvent();
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if (resultEvent instanceof VMDisconnectEvent) {
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throw new Failure("Unexpected VMDisconnectEvent received.");
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}
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}
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} catch (Exception e) {
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throw new Failure("Unexpected exception while waiting for an event: " + e);
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}
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return resultEvent;
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}
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private void getEventSet() {
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try {
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eventSet = vm.eventQueue().remove(waitTime);
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if (eventSet == null) {
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throw new Failure("TIMEOUT while waiting for an event");
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}
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eventIterator = eventSet.eventIterator();
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} catch (Exception e) {
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throw new Failure("getEventSet(): Unexpected exception while waiting for an event: " + e);
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}
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}
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private ThreadReference threadByName(String name) throws Failure{
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List all = vm.allThreads();
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ListIterator li = all.listIterator();
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while (li.hasNext()) {
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ThreadReference thread = (ThreadReference) li.next();
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if (thread.name().equals(name))
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return thread;
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}
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throw new Failure("Thread with searching for name is not found: " + name);
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}
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private ReferenceType waitForDebuggeeClassPrepared () {
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display("Creating request for ClassPrepareEvent for debuggee.");
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ClassPrepareRequest cpRequest = eventRManager.createClassPrepareRequest();
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cpRequest.addClassFilter(debuggeeName);
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cpRequest.addCountFilter(1);
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cpRequest.enable();
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ClassPrepareEvent event = (ClassPrepareEvent) waitForEvent(cpRequest);
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cpRequest.disable();
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if (!event.referenceType().name().equals(debuggeeName)) {
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throw new Failure("Unexpected class name for ClassPrepareEvent : " + debuggeeClass.name());
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}
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return event.referenceType();
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}
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private int getInstruction () {
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if (debuggeeClass == null) {
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throw new Failure("getInstruction() :: debuggeeClass reference is null");
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}
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return ((IntegerValue) (debuggeeClass.getValue(debuggeeClass.fieldByName("instruction")))).value();
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}
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private void setInstruction (String instructionField) {
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if (debuggeeClass == null) {
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throw new Failure("getInstruction() :: debuggeeClass reference is null");
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}
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Field instrField = debuggeeClass.fieldByName("instruction");
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IntegerValue instrValue = (IntegerValue) (debuggeeClass.getValue(debuggeeClass.fieldByName(instructionField)));
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try {
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((ClassType)debuggeeClass).setValue(instrField, instrValue );
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} catch (InvalidTypeException e1) {
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throw new Failure("Caught unexpected InvalidTypeException while setting value '" + instructionField + "' for instruction field");
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} catch (ClassNotLoadedException e2) {
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throw new Failure("Caught unexpected ClassNotLoadedException while setting value '" + instructionField + "' for instruction field");
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}
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}
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}
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