test/jdk/com/sun/jdi/VMDeathLastTest.java
changeset 47216 71c04702a3d5
parent 44423 306c020eb154
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/com/sun/jdi/VMDeathLastTest.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,141 @@
+/*
+ * Copyright (c) 2001, 2015, 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.
+ */
+
+/**
+ * @test
+ * @bug 4420844 4449394
+ * @summary Checks that no events are sent after VMDeath, and test vm.canBeModified
+ * @author Robert Field
+ *
+ * @run build TestScaffold VMConnection TargetListener TargetAdapter
+ * @run compile -g HelloWorld.java
+ * @run build VMDeathLastTest
+ * @run driver VMDeathLastTest
+ */
+import com.sun.jdi.*;
+import com.sun.jdi.event.*;
+import com.sun.jdi.request.*;
+
+import java.util.*;
+
+    /********** test program **********/
+
+public class VMDeathLastTest extends TestScaffold {
+    Object syncer = new Object();
+    boolean vmDead = false;
+    boolean disconnected = false;
+
+    VMDeathLastTest (String args[]) {
+        super(args);
+    }
+
+    public static void main(String[] args)      throws Exception {
+        new VMDeathLastTest(args).startTests();
+    }
+
+    /********** event handlers **********/
+
+    public void methodEntered(MethodEntryEvent event) {
+        if (vmDead) {
+            failure("Failure: Got MethodEntryEvent after VM Dead");
+        }
+    }
+
+    public void classPrepared(ClassPrepareEvent event) {
+        if (vmDead) {
+            failure("Failure: Got ClassPrepareEvent after VM Dead");
+        }
+    }
+
+    public void threadDied(ThreadDeathEvent event) {
+        if (vmDead) {
+            failure("Failure: Got ThreadDeathEvent after VM Dead");
+        }
+    }
+
+    public void vmDied(VMDeathEvent event) {
+        println("Got VMDeathEvent");
+        vmDead = true;
+    }
+
+    public void vmDisconnected(VMDisconnectEvent event) {
+        println("Got VMDisconnectEvent");
+        if (!vmDead) {
+            failure("Test failure: didn't get VMDeath");
+        }
+        disconnected = true;
+        synchronized (syncer) {
+            syncer.notifyAll();
+        }
+    }
+
+    /**
+     * Turn off default VMDeath handling.
+     */
+    protected void createDefaultVMDeathRequest() {
+    }
+
+    /********** test core **********/
+
+    protected void runTests() throws Exception {
+        /*
+         * Get to the top of main()
+         * to determine targetClass and mainThread
+         */
+        startToMain("HelloWorld");
+        if (!vm().canBeModified()) {
+            failure("VM says it is read-only");
+        }
+        EventRequestManager erm = vm().eventRequestManager();
+
+        /*
+         * Set event requests
+         */
+        erm.createMethodEntryRequest().enable();
+        erm.createClassPrepareRequest().enable();
+        erm.createThreadDeathRequest().enable();
+
+        /*
+         * resume the target listening for events
+         */
+        addListener(this);
+        synchronized (syncer) {
+            vm().resume();
+            while (!disconnected) {
+                try {
+                    syncer.wait();
+                } catch (InterruptedException e) {
+                }
+            }
+        }
+
+        /*
+         * deal with results of test
+         */
+        if (!testFailed) {
+            println("VMDeathLastTest: passed");
+        } else {
+            throw new Exception("VMDeathLastTest: failed");
+        }
+    }
+}