--- /dev/null 2019-02-07 20:54:51.336000000 +0300 +++ new/test/jdk/jfr/startupargs/TestDumpOnExit.java 2019-02-08 18:33:55.031410511 +0300 @@ -0,0 +1,114 @@ +/* + * Copyright (c) 2013, 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. 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.startupargs; + +import java.io.IOException; +import java.nio.file.DirectoryStream; +import java.nio.file.Files; +import java.nio.file.Path; +import java.nio.file.Paths; +import java.util.Iterator; +import java.util.function.Supplier; + +import jdk.jfr.consumer.RecordingFile; +import jdk.test.lib.Asserts; +import jdk.test.lib.process.OutputAnalyzer; +import jdk.test.lib.process.ProcessTools; + +/** + * @test + * @summary Start a FlightRecording with dumponexit. Verify dump exists. + * @key jfr + * + * @library /lib / + * @run main/othervm jdk.jfr.startupargs.TestDumpOnExit + */ +public class TestDumpOnExit { + + public static void main(String[] args) throws Exception { + Path dumpPath = Paths.get(".", "dumped.jfr"); + + // Test without security manager and a file name relative to current directory + testDumponExit(() -> dumpPath, + "-XX:+LogJFR", + "-XX:StartFlightRecording=filename=./dumped.jfr,dumponexit=true,settings=profile", + "jdk.jfr.startupargs.TestDumpOnExit$TestMain" + ); + // Test a memory recording without a security manager + testDumponExit(() -> findJFRFileInCurrentDirectory(), + "-XX:+LogJFR", + "-XX:StartFlightRecording=dumponexit=true,disk=false", + "jdk.jfr.startupargs.TestDumpOnExit$TestMain" + ); + + // Test with security manager and a file name relative to current directory + testDumponExit(() -> dumpPath, + "-XX:+LogJFR", + "-XX:StartFlightRecording=filename=./dumped.jfr,dumponexit=true,settings=profile", + "-Djava.security.manager", + "jdk.jfr.startupargs.TestDumpOnExit$TestMain" + ); + // Test with security manager but without a name + testDumponExit(() -> findJFRFileInCurrentDirectory(), + "-XX:+LogJFR", + "-XX:StartFlightRecording=dumponexit=true,settings=profile", + "-Djava.security.manager", + "jdk.jfr.startupargs.TestDumpOnExit$TestMain" + ); + } + + private static Path findJFRFileInCurrentDirectory() { + try { + DirectoryStream ds = Files.newDirectoryStream(Paths.get("."), "*pid-*.jfr"); + Iterator pathIterator = ds.iterator(); + if (!pathIterator.hasNext()) { + throw new RuntimeException("Could not find jfr file in current directory"); + } + return pathIterator.next(); + } catch (IOException e) { + throw new RuntimeException("Could not list jfr file in current directory"); + } + } + + private static void testDumponExit(Supplier p,String... args) throws Exception, IOException { + ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(true, args); + OutputAnalyzer output = ProcessTools.executeProcess(pb); + System.out.println(output.getOutput()); + output.shouldHaveExitValue(0); + Path dump = p.get(); + Asserts.assertTrue(Files.isRegularFile(dump), "No recording dumped " + dump); + System.out.println("Dumped recording size=" + Files.size(dump)); + Asserts.assertFalse(RecordingFile.readAllEvents(dump).isEmpty(), "No events in dump"); + } + + @SuppressWarnings("unused") + private static class TestMain { + public static void main(String[] args) throws Exception { + System.out.println("Hello from test main"); + } + } + +}