--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/vmTestbase/nsk/jdwp/Method/IsObsolete/isobsolete002.java Wed May 30 20:54:45 2018 -0700
@@ -0,0 +1,490 @@
+/*
+ * Copyright (c) 2001, 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.jdwp.Method.IsObsolete;
+
+import java.io.*;
+
+import nsk.share.*;
+import nsk.share.jpda.*;
+import nsk.share.jdwp.*;
+
+/**
+ * Test for JDWP command: Method.IsObsolete.
+ *
+ * See isobsolete002.README for description of test execution.
+ *
+ * This class represents debugger part of the test.
+ * Test is executed by invoking method runIt().
+ * JDWP command is tested in the method testCommand().
+ *
+ * @see #runIt()
+ * @see #testCommand()
+ */
+public class isobsolete002 {
+
+ // exit status constants
+ static final int JCK_STATUS_BASE = 95;
+ static final int PASSED = 0;
+ static final int FAILED = 2;
+
+ // VM capability constatnts
+ static final int VM_CAPABILITY_NUMBER = JDWP.Capability.CAN_REDEFINE_CLASSES;
+ static final String VM_CAPABILITY_NAME = "canRedefineClasses";
+
+ // package and classes names
+ static final String PACKAGE_NAME = "nsk.jdwp.Method.IsObsolete";
+ static final String TEST_CLASS_NAME = PACKAGE_NAME + "." + "isobsolete002";
+ static final String DEBUGEE_CLASS_NAME = TEST_CLASS_NAME + "a";
+
+ // tested JDWP command
+ static final String JDWP_COMMAND_NAME = "Method.IsObsolete";
+ static final int JDWP_COMMAND_ID = JDWP.Command.Method.IsObsolete;
+
+ // tested class name and signature
+ static final String TESTED_CLASS_NAME = TEST_CLASS_NAME + "b";
+ static final String TESTED_CLASS_SIGNATURE = "L" + TESTED_CLASS_NAME.replace('.', '/') + ";";
+
+ // tested method name
+ static final String TESTED_METHOD_NAME = "testedMethod";
+ static final int BREAKPOINT_LINE = isobsolete002a.BREAKPOINT_LINE;
+
+ // filename for redefined class
+// 4691123 TEST: some jdi tests contain precompiled .klass files undes SCCS
+// precomiled class was removed
+// static final String REDEFINED_CLASS_FILE_NAME = "isobsolete002b.klass";
+ static final String REDEFINED_CLASS_FILE_NAME = "newclass"
+ + File.separator + PACKAGE_NAME.replace('.',File.separatorChar)
+ + File.separator + "isobsolete002b.class";
+// + File.separator + "isobsolete002b.klass";
+
+ // usual scaffold objects
+ ArgumentHandler argumentHandler = null;
+ Log log = null;
+ Binder binder = null;
+ Debugee debugee = null;
+ Transport transport = null;
+ int waitTime = 0; // minutes
+ long timeout = 0; // milliseconds
+ String testDir = null;
+ boolean dead = false;
+ boolean success = true;
+
+ // data obtained from debuggee
+ long testedClassID = 0;
+ long testedMethodID = 0;
+
+ // -------------------------------------------------------------------
+
+ /**
+ * Start test from command line.
+ */
+ public static void main (String argv[]) {
+ System.exit(run(argv,System.out) + JCK_STATUS_BASE);
+ }
+
+ /**
+ * Start JCK-compilant test.
+ */
+ public static int run(String argv[], PrintStream out) {
+ return new isobsolete002().runIt(argv, out);
+ }
+
+ // -------------------------------------------------------------------
+
+ /**
+ * Perform test execution.
+ */
+ public int runIt(String argv[], PrintStream out) {
+
+ // make log for debugger messages
+ argumentHandler = new ArgumentHandler(argv);
+ log = new Log(out, argumentHandler);
+ waitTime = argumentHandler.getWaitTime(); // minutes
+ timeout = waitTime * 60 * 1000; // milliseconds
+
+ // get testDir as first positional parameter
+ String args[] = argumentHandler.getArguments();
+ if (args.length < 1) {
+ log.complain("Test dir required as the first positional argument");
+ return FAILED;
+ }
+ testDir = args[0];
+
+ // execute test and display results
+ try {
+ log.display("\n>>> Loading redefined class \n");
+
+ // launch debuggee
+ binder = new Binder(argumentHandler, log);
+ log.display("Launching debugee VM");
+ debugee = binder.bindToDebugee(DEBUGEE_CLASS_NAME);
+ transport = debugee.getTransport();
+ log.display(" ... debuggee launched");
+
+ // set timeout for debuggee responces
+ log.display("Setting timeout for debuggee responces: " + waitTime + " minute(s)");
+ transport.setReadTimeout(timeout);
+ log.display(" ... timeout set");
+
+ // wait for VM_INIT event
+ log.display("Waiting for VM_INIT event");
+ debugee.waitForVMInit();
+ log.display(" ... VM_INIT event received");
+
+ // query debugee for VM-dependent ID sizes
+ log.display("Querying for IDSizes");
+ debugee.queryForIDSizes();
+ log.display(" ... size of VM-dependent types adjusted");
+
+ // check for VM capability
+ log.display("\n>>> Checking VM capability \n");
+ log.display("Getting new VM capability: " + VM_CAPABILITY_NAME);
+ boolean capable = debugee.getNewCapability(VM_CAPABILITY_NUMBER, VM_CAPABILITY_NAME);
+ log.display(" ... got VM capability: " + capable);
+
+ // exit as PASSED if this capability is not supported
+ if (!capable) {
+ out.println("TEST PASSED: unsupported VM capability: "
+ + VM_CAPABILITY_NAME);
+ return PASSED;
+ }
+
+ // prepare debuggee for testing and obtain required data
+ log.display("\n>>> Getting prepared for testing \n");
+ prepareForTest();
+
+ // test JDWP command
+ log.display("\n>>> Testing JDWP command \n");
+ testCommand(testedMethodID, TESTED_METHOD_NAME);
+
+ // finish debuggee
+ log.display("\n>> Finishing debuggee \n");
+
+ // resume debuggee after testing command
+ log.display("Resuming debuggee");
+ debugee.resume();
+ log.display(" ... debuggee resumed");
+
+ // wait for VM_DEATH event
+ log.display("Waiting for VM_DEATH event");
+ debugee.waitForVMDeath();
+ log.display(" ... VM_DEATH event received");
+ dead = true;
+
+ } catch (Failure e) {
+ log.complain("TEST FAILED: " + e.getMessage());
+ success = false;
+ } catch (Exception e) {
+ e.printStackTrace(out);
+ log.complain("Caught unexpected exception while running the test:\n\t" + e);
+ success = false;
+ } finally {
+ log.display("\n>>> Finishing test \n");
+
+ // disconnect debugee and wait for its exit
+ if (debugee != null) {
+ quitDebugee();
+ }
+ }
+
+ // check result
+ if (!success) {
+ log.complain("TEST FAILED");
+ return FAILED;
+ }
+ out.println("TEST PASSED");
+ return PASSED;
+ }
+
+ /**
+ * Get debuggee prepared for testing and obtain required data.
+ */
+ void prepareForTest() {
+ // wait for debuggee and tested classes loaded on debuggee startup
+ log.display("Waiting for classes loaded:"
+ + "\n\t" + TESTED_CLASS_NAME);
+ testedClassID = debugee.waitForClassLoaded(TESTED_CLASS_NAME,
+ JDWP.SuspendPolicy.ALL);
+ log.display(" ... class loaded with classID: " + testedClassID);
+ log.display("");
+
+/*
+ // get tested methodID by names
+ log.display("Getting methodID for method name :" + TESTED_METHOD_NAME);
+ testedMethodID = debugee.getMethodID(testedClassID, TESTED_METHOD_NAME, true);
+ log.display(" ... got methodID: " + testedMethodID);
+ log.display("");
+*/
+
+ // wait for breakpoint reached
+ log.display("Waiting for breakpoint reached at: "
+ + TESTED_METHOD_NAME + ":" + BREAKPOINT_LINE);
+ long threadID = debugee.waitForBreakpointReached(testedClassID,
+ TESTED_METHOD_NAME,
+ BREAKPOINT_LINE,
+ JDWP.SuspendPolicy.ALL);
+ log.display(" ... breakpoint reached with threadID: " + threadID);
+ log.display("");
+
+ // load class file for redefined class
+ log.display("Loading bytecode of redefined class from file: " +
+ REDEFINED_CLASS_FILE_NAME);
+ byte[] classBytes = loadClassBytes(REDEFINED_CLASS_FILE_NAME, testDir);
+ log.display(" ... loaded bytes: " + classBytes.length);
+
+ // redefine class
+ log.display("Redefine class by classID: " + testedClassID);
+ redefineClass(testedClassID, classBytes);
+ log.display(" ... class redefined");
+ log.display("");
+
+ // get top frameID of the thread
+ log.display("Getting top frameID of the threadID: " + threadID);
+ JDWP.Location location = queryTopFrameLocation(threadID);
+ log.display(" ... got location: " + location);
+
+ // get methodID of the top frameID
+ log.display("Getting methodID for the location :" + location);
+ testedMethodID = location.getMethodID();
+ log.display(" ... got methodID: " + testedMethodID);
+ log.display("");
+
+ }
+
+ /**
+ * Perform testing JDWP command for given methodID.
+ */
+ void testCommand(long testedMethodID, String methodName) {
+ // create command packet and fill requred out data
+ log.display("Create command packet:");
+ log.display("Command: " + JDWP_COMMAND_NAME);
+ CommandPacket command = new CommandPacket(JDWP_COMMAND_ID);
+ log.display(" refTypeID: " + testedClassID);
+ command.addReferenceTypeID(testedClassID);
+ log.display(" methodID: " + testedMethodID);
+ command.addMethodID(testedMethodID);
+ command.setLength();
+
+ // send command packet to debugee
+ try {
+ log.display("Sending command packet:\n" + command);
+ transport.write(command);
+ } catch (IOException e) {
+ log.complain("Unable to send command packet for method " + methodName + ":\n\t" + e);
+ success = false;
+ return;
+ }
+
+ // receive reply packet from debugee
+ ReplyPacket reply = new ReplyPacket();
+ try {
+ log.display("Waiting for reply packet");
+ transport.read(reply);
+ log.display(" ... reply packet received:\n" + reply);
+ } catch (IOException e) {
+ log.complain("Unable to read reply packet for method " + methodName + ":\n\t" + e);
+ success = false;
+ return;
+ }
+
+ // check reply packet header
+ try{
+ log.display("Checking header of reply packet");
+ reply.checkHeader(command.getPacketID());
+ log.display(" ... packet header is correct");
+ } catch (BoundException e) {
+ log.complain("Wrong header of reply packet for method " + methodName + ":\n\t"
+ + e.getMessage());
+ success = false;
+ return;
+ }
+
+ // start parsing reply packet data
+ log.display("Parsing reply packet data:");
+ reply.resetPosition();
+
+ // extract boolean isObsolete
+ byte isObsolete = 0;
+ try {
+ isObsolete = reply.getByte();
+ log.display(" isObsolete: " + isObsolete);
+ } catch (BoundException e) {
+ log.complain("Unable to extract isObsolete value from reply packet for method "
+ + methodName + ":\n\t" + e.getMessage());
+ success = false;
+ }
+
+ // check isObsolete
+ if (isObsolete == 0) {
+ log.complain("Unexpected isObsolete value for method "
+ + methodName + ": " + isObsolete + " (expected: not " + 0 + ")");
+ success = false;
+ }
+
+ // check for extra data in reply packet
+ if (!reply.isParsed()) {
+ log.complain("Extra trailing bytes in reply packet for "
+ + methodName + " method at: " + reply.offsetString());
+ success = false;
+ }
+
+ log.display(" ... packed data parsed");
+ }
+
+ /**
+ * Redefine class bytes for given classID.
+ */
+ void redefineClass(long classID, byte[] classBytes) {
+ int length = classBytes.length;
+
+ CommandPacket command = new CommandPacket(JDWP.Command.VirtualMachine.RedefineClasses);
+ command.addInt(1);
+ command.addReferenceTypeID(classID);
+ command.addInt(length);
+ command.addBytes(classBytes, 0, length);
+
+ // receive reply packet from debugee
+ ReplyPacket reply = debugee.receiveReplyFor(command, "VirtualMachine.RedefineClasses");
+ }
+
+ /**
+ * Query debuggee VM for top frameID of the thread.
+ */
+ JDWP.Location queryTopFrameLocation(long threadID) {
+ String error = "Error occured while getting top frameID for threadID: " + threadID;
+
+ CommandPacket command = new CommandPacket(JDWP.Command.ThreadReference.Frames);
+ command.addObjectID(threadID);
+ command.addInt(0);
+ command.addInt(1);
+ command.setLength();
+
+ ReplyPacket reply = debugee.receiveReplyFor(command, "ThreadReference.Frames");
+ reply.resetPosition();
+
+ // extract number of frames
+ int frames = 0;
+ try {
+ frames = reply.getInt();
+ } catch (BoundException e) {
+ log.complain("Unable to extract number of frames from reply packet:\n\t"
+ + e.getMessage());
+ throw new Failure(error);
+ }
+
+ // check frames count
+ if (frames != 1) {
+ log.complain("Unexpected number of frames returned: "
+ + frames + " (expected: " + 1 + ")");
+ throw new Failure(error);
+ }
+
+ // extract frame ID
+ long frameID = 0;
+ try {
+ frameID = reply.getFrameID();
+ } catch (BoundException e) {
+ log.complain("Unable to extract top frameID from reply packet:\n\t"
+ + e.getMessage());
+ throw new Failure(error);
+ }
+
+ // extract frame location
+ JDWP.Location location = null;
+ try {
+ location = reply.getLocation();
+ } catch (BoundException e) {
+ log.complain("Unable to extract location for top frame from reply packet:\n\t"
+ + e.getMessage());
+ throw new Failure(error);
+ }
+
+ return location;
+ }
+
+
+ /**
+ * Load class bytes form the given file.
+ */
+ byte[] loadClassBytes(String fileName, String dirName) {
+ String fileSep = System.getProperty("file.separator");
+ String filePath = dirName + fileSep + fileName;
+
+ String error = "Unable to read bytes from class file:\n\t" + filePath;
+
+ int length = 0;
+ byte bytes[] = null;
+ try {
+ File file = new File(filePath);
+ length = (int)file.length();
+ FileInputStream is = new FileInputStream(file);
+ bytes = new byte[length];
+ int number = is.read(bytes);
+ if (number < 0) {
+ log.complain("EOF reached while reading bytes from file");
+ throw new Failure(error);
+ } else if (number != length) {
+ log.complain("Unexpected number of bytes red from file: " + number
+ + " (expected: " + length + ")");
+ throw new Failure(error);
+ }
+ is.close();
+ } catch ( IOException e ) {
+ log.complain("Caught IOException while reading bytes from file:\n\t" + e);
+ throw new Failure(error);
+ }
+ return bytes;
+ }
+
+ /**
+ * Disconnect debuggee and wait for it exited.
+ */
+ void quitDebugee() {
+ if (debugee == null)
+ return;
+
+ // disconnect debugee
+ if (!dead) {
+ try {
+ log.display("Disconnecting debuggee");
+ debugee.dispose();
+ log.display(" ... debuggee disconnected");
+ } catch (Failure e) {
+ log.display("Failed to finally disconnect debuggee:\n\t"
+ + e.getMessage());
+ }
+ }
+
+ // wait for debugee exited
+ log.display("Waiting for debuggee exit");
+ int code = debugee.waitFor();
+ log.display(" ... debuggee exited with exit code: " + code);
+
+ // analize debugee exit status code
+ if (code != JCK_STATUS_BASE + PASSED) {
+ log.complain("Debuggee FAILED with exit code: " + code);
+ success = false;
+ }
+ }
+}