test/jdk/jdk/jfr/api/consumer/streaming/TestOutOfProcessMigration.java
changeset 59226 a0f39cc47387
child 59246 fcad92f425c5
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/jdk/jfr/api/consumer/streaming/TestOutOfProcessMigration.java	Fri Nov 22 17:20:43 2019 +0100
@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2019, 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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 jdk.jfr.api.consumer.streaming;
+
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.time.Instant;
+import java.util.concurrent.atomic.AtomicInteger;
+
+import jdk.jfr.consumer.EventStream;
+import jdk.test.lib.dcmd.CommandExecutor;
+import jdk.test.lib.dcmd.PidJcmdExecutor;
+import jdk.test.lib.process.OutputAnalyzer;
+
+/**
+ * @test
+ * @summary Verifies that a out-of-process stream is closed when the repository
+ *          is changed.
+ * @key jfr
+ * @requires vm.hasJFR
+ * @library /test/lib /test/jdk
+ * @modules jdk.jfr jdk.attach java.base/jdk.internal.misc
+ * @run main/othervm jdk.jfr.api.consumer.streaming.TestOutOfProcessMigration
+ */
+public class TestOutOfProcessMigration {
+    public static void main(String... args) throws Exception {
+        Path newRepo = Paths.get("new-repository").toAbsolutePath();
+
+        TestProcess process = new TestProcess("application");
+        AtomicInteger eventCounter = new AtomicInteger();
+        try (EventStream es = EventStream.openRepository(process.getRepository())) {
+            // Start from first event in repository
+            es.setStartTime(Instant.EPOCH);
+            es.onEvent(e -> {
+                if (eventCounter.incrementAndGet() == TestProcess.NUMBER_OF_EVENTS) {
+                    System.out.println("Changing repository to " + newRepo + " ...");
+                    CommandExecutor executor = new PidJcmdExecutor(String.valueOf(process.pid()));
+                    // This should close stream
+                    OutputAnalyzer oa = executor.execute("JFR.configure repositorypath=" + newRepo);
+                    System.out.println(oa);
+                }
+            });
+            es.start();
+        }
+    }
+}