test/hotspot/jtreg/vmTestbase/nsk/jdwp/Event/VM_DEATH/vmdeath001.java
changeset 50317 cf71bff5f533
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/vmTestbase/nsk/jdwp/Event/VM_DEATH/vmdeath001.java	Wed May 30 20:54:45 2018 -0700
@@ -0,0 +1,325 @@
+/*
+ * 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.Event.VM_DEATH;
+
+import java.io.*;
+
+import nsk.share.*;
+import nsk.share.jpda.*;
+import nsk.share.jdwp.*;
+
+/**
+ * Test for JDWP event: VM_DEATH.
+ *
+ * See vmdeath001.README for description of test execution.
+ *
+ * This class represents debugger part of the test.
+ * Test is executed by invoking method runIt().
+ * JDWP event is tested in the method waitForTestedEvent().
+ *
+ * @see #runIt()
+ * @see #waitForTestedEvent()
+ */
+public class vmdeath001 {
+
+    // exit status constants
+    static final int JCK_STATUS_BASE = 95;
+    static final int PASSED = 0;
+    static final int FAILED = 2;
+
+    // package and classes names constants
+    static final String PACKAGE_NAME = "nsk.jdwp.Event.VM_DEATH";
+    static final String TEST_CLASS_NAME = PACKAGE_NAME + "." + "vmdeath001";
+    static final String DEBUGEE_CLASS_NAME = TEST_CLASS_NAME + "a";
+
+    // tested JDWP command constants
+    static final String JDWP_COMMAND_NAME = "Event.Composite";
+    static final int JDWP_COMMAND_ID = JDWP.Command.Event.Composite;
+    static final int JDWP_EVENT_KIND = JDWP.EventKind.VM_DEATH;
+
+    // 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
+    boolean dead = false;
+    boolean success = true;
+
+    // -------------------------------------------------------------------
+
+    /**
+     * Start test from command line.
+     */
+    public static void main(String argv[]) {
+        System.exit(run(argv,System.out) + JCK_STATUS_BASE);
+    }
+
+    /**
+     * Start test from JCK-compilant environment.
+     */
+    public static int run(String argv[], PrintStream out) {
+        return new vmdeath001().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();
+        timeout = waitTime * 60 * 1000;
+
+        // execute test and display results
+        try {
+            log.display("\n>>> Starting debugee \n");
+
+            // launch debuggee
+            binder = new Binder(argumentHandler, log);
+            log.display("Launching debugee");
+            debugee = binder.bindToDebugee(DEBUGEE_CLASS_NAME);
+            transport = debugee.getTransport();
+            log.display("  ... debugee launched");
+            log.display("");
+
+            // set timeout for debuggee responces
+            log.display("Setting timeout for debuggee responces: " + waitTime + " minute(s)");
+            transport.setReadTimeout(timeout);
+            log.display("  ... timeout set");
+
+            // wait for debuggee started
+            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");
+
+            // resume debuggee
+            log.display("Resumindg debuggee");
+            debugee.resume();
+            log.display("  ... debuggee resumed");
+
+            // wait for tested VM_DEATH event
+            log.display("\n>>> Testing JDWP event \n");
+            waitForTestedEvent();
+
+        } 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 {
+            // quit debugee
+            log.display("\n>>> Finishing test \n");
+            quitDebugee();
+        }
+
+        // check test results
+        if (!success) {
+            log.complain("TEST FAILED");
+            return FAILED;
+        }
+
+        out.println("TEST PASSED");
+        return PASSED;
+
+    }
+
+    /**
+     * Wait for tested VM_DEATH event.
+     */
+    void waitForTestedEvent() {
+
+        EventPacket eventPacket = null;
+
+        // receive reply packet from debugee
+        try {
+            log.display("Waiting for event packet (for " + timeout + "ms timeout)");
+            eventPacket = debugee.getEventPacket(timeout);
+            log.display("  ... event packet received:\n" + eventPacket);
+        } catch (IOException e) {
+            log.complain("Unable to read tested event packet:\n\t" + e);
+            success = false;
+            return;
+        }
+
+        // check reply packet header
+        try{
+            log.display("Checking header of event packet");
+            eventPacket.checkHeader();
+            log.display("  ... packet header is OK");
+        } catch (BoundException e) {
+            log.complain("Bad header of tested event packet:\n\t"
+                        + e.getMessage());
+            success = false;
+            return;
+        }
+
+        // start parsing reply packet data
+        log.display("Parsing event packet:");
+        eventPacket.resetPosition();
+
+        // get suspendPolicy value
+        byte suspendPolicy = 0;
+        try {
+            suspendPolicy = eventPacket.getByte();
+            log.display("    suspendPolicy: " + suspendPolicy);
+        } catch (BoundException e) {
+            log.complain("Unable to get suspendPolicy value from tested event packet:\n\t"
+                        + e.getMessage());
+            success = false;
+            return;
+        }
+
+        // check suspendPolicy value
+        if (suspendPolicy != JDWP.SuspendPolicy.NONE) {
+            log.complain("Unexpected SuspendPolicy in tested event packet: " +
+                        suspendPolicy + " (expected: " + JDWP.SuspendPolicy.NONE + ")");
+            success = false;
+        }
+
+        // get events count
+        int events = 0;
+        try {
+            events = eventPacket.getInt();
+            log.display("    events: " + events);
+        } catch (BoundException e) {
+            log.complain("Unable to get events count from tested event packet:\n\t"
+                        + e.getMessage());
+            success = false;
+            return;
+        }
+
+        // check events count
+        if (events < 0) {
+            log.complain("Negative value of events number in tested event packet: " +
+                        events + " (expected: " + 1 + ")");
+            success = false;
+        } else if (events != 1) {
+            log.complain("Invalid number of events in tested event packet: " +
+                        events + " (expected: " + 1 + ")");
+            success = false;
+        }
+
+        // extract each event
+        for (int i = 0; i < events; i++) {
+            log.display("    event #" + i + ":");
+
+            // get eventKind
+            byte eventKind = 0;
+            try {
+                eventKind = eventPacket.getByte();
+                log.display("      eventKind: " + eventKind);
+            } catch (BoundException e) {
+                log.complain("Unable to get eventKind of event #" + i + " from tested event packet:\n\t"
+                            + e.getMessage());
+                success = false;
+                return;
+            }
+
+            // check eventKind
+            if (eventKind != JDWP.EventKind.VM_DEATH) {
+                log.complain("Unexpected eventKind of event " + i + " in tested event packet: " +
+                            eventKind + " (expected: " + JDWP.EventKind.VM_DEATH + ")");
+                success = false;
+                return;
+            }
+            dead = true;
+
+            // get requestID
+            int requestID = 0;
+            try {
+                requestID = eventPacket.getInt();
+                log.display("      requestID: " + requestID);
+            } catch (BoundException e) {
+                log.complain("Unable to get requestID of event #" + i + " from tested event packet:\n\t"
+                            + e.getMessage());
+                success = false;
+                return;
+            }
+
+            // check requestID
+            if (requestID != 0) {
+                log.complain("Unexpected requestID of event " + i + " in tested event packet: " +
+                            requestID + " (expected: " + 0 + ")");
+                success = false;
+                return;
+            }
+
+        }
+
+        // check for extra data in event packet
+        if (!eventPacket.isParsed()) {
+            log.complain("Extra trailing bytes found in event packet at: "
+                        + eventPacket.offsetString());
+            success = false;
+        }
+
+        log.display("  ... event parsed");
+    }
+
+    /**
+     * 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;
+        }
+    }
+
+}