test/hotspot/jtreg/vmTestbase/nsk/jdi/EventQueue/remove_l/remove_l001.java
changeset 50018 3ba0d8631f24
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/vmTestbase/nsk/jdi/EventQueue/remove_l/remove_l001.java	Sat May 05 09:24:29 2018 -0700
@@ -0,0 +1,142 @@
+/*
+ * 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.jdi.EventQueue.remove_l;
+
+import com.sun.jdi.VirtualMachine;
+import com.sun.jdi.request.EventRequest;
+import com.sun.jdi.VMDisconnectedException;
+import com.sun.jdi.event.*;
+
+import java.io.*;
+
+import nsk.share.*;
+import nsk.share.jpda.*;
+import nsk.share.jdi.*;
+
+/**
+ * The test checks that a VMDisconnectedException thrown by
+ * the JDI method <b>com.sun.jdi.request.EventQueue.remove(long)</b>
+ * will always be preceded by a <code>VMDisconnectEvent</code>
+ * when a debuggee part of the test normally exits.
+ */
+public class remove_l001 {
+    public static final int PASSED = 0;
+    public static final int FAILED = 2;
+    public static final int JCK_STATUS_BASE = 95;
+    static final String DEBUGGEE_CLASS =
+        "nsk.jdi.EventQueue.remove_l.remove_l001t";
+    static final String COMMAND_READY = "ready";
+    static final String COMMAND_QUIT = "quit";
+
+    private ArgumentHandler argHandler;
+    private Log log;
+    private Debugee debuggee;
+    private int tot_res = FAILED;
+
+    public static void main(String argv[]) {
+        System.exit(run(argv,System.out) + JCK_STATUS_BASE);
+    }
+
+    public static int run(String argv[], PrintStream out) {
+        return new remove_l001().runIt(argv, out);
+    }
+
+    private int runIt(String args[], PrintStream out) {
+        argHandler = new ArgumentHandler(args);
+        log = new Log(out, argHandler);
+        Binder binder = new Binder(argHandler, log);
+
+        debuggee = binder.bindToDebugee(DEBUGGEE_CLASS);
+        debuggee.redirectStderr(log, "remove_l001t.err> ");
+// dummy IOPipe: just to avoid:
+// "Pipe server socket listening error: java.net.SocketException"
+        IOPipe pipe = debuggee.createIOPipe();
+
+// Getting JDI events
+        checkEvents(debuggee.VM().eventQueue());
+
+        debuggee.waitFor();
+        int debStat = debuggee.getStatus();
+        if (debStat != (JCK_STATUS_BASE + PASSED)) {
+            log.complain("TEST FAILED: debuggee's process finished with status: "
+                + debStat);
+            tot_res = FAILED;
+        } else
+            log.display("Debuggee's process finished with status: "
+                + debStat);
+
+        return tot_res;
+    }
+
+    private void checkEvents(EventQueue eventQ) {
+        boolean gotVMDisconnect = false; // VMDisconnectEvent is received
+        boolean gotVMDeath = false; // VMDeathEvent is received
+        EventSet eventSet = null;
+
+        debuggee.resume();
+        while (true) {
+            try {
+                eventSet = eventQ.remove(argHandler.getWaitTime()*60000);
+                if (eventSet == null) {
+                    log.display("Specified time for the next available event has elapsed");
+                    continue;
+                }
+                EventIterator eventIter = eventSet.eventIterator();
+                while (eventIter.hasNext()) {
+                    Event event = eventIter.nextEvent();
+                    if (event instanceof VMDisconnectEvent) {
+                        gotVMDisconnect = true;
+                        log.display("Got expected VMDisconnectEvent");
+                        break;
+                    } else if (event instanceof VMStartEvent) {
+                        log.display("Got VMStartEvent");
+                    } else if (event instanceof VMDeathEvent) {
+                        gotVMDeath = true;
+                        log.display("Got VMDeathEvent");
+                    }
+                    if (!gotVMDisconnect && !gotVMDeath &&
+                            eventSet.suspendPolicy() !=
+                                EventRequest.SUSPEND_NONE) {
+                        log.display("Calling EventSet.resume() ...");
+                        eventSet.resume();
+                    }
+                }
+            } catch(InterruptedException e) {
+                log.complain("TEST INCOMPLETE: caught " + e);
+                tot_res = FAILED;
+            } catch(VMDisconnectedException e) {
+                if (gotVMDisconnect) {
+                    log.display("\nCHECK PASSED: caught VMDisconnectedException preceded by a VMDisconnectEvent\n");
+                    tot_res = PASSED;
+                } else {
+                    log.complain("\nTEST FAILED: caught VMDisconnectedException without preceding VMDisconnectEvent\n");
+                    e.printStackTrace();
+                    tot_res = FAILED;
+                }
+                break;
+            }
+        }
+        log.display("Stopped JDI events processing");
+    }
+}