--- /dev/null 2017-11-09 09:38:01.297999907 +0100 +++ new/test/jdk/jdk/jfr/api/recording/dump/TestDumpReadOnly.java 2018-04-09 17:12:34.612607683 +0200 @@ -0,0 +1,69 @@ +/* + * Copyright (c) 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.api.recording.dump; + +import java.io.IOException; +import java.nio.file.Path; +import java.nio.file.Paths; + +import jdk.jfr.Recording; +import jdk.test.lib.jfr.CommonHelper; +import jdk.test.lib.jfr.EventNames; +import jdk.test.lib.jfr.FileHelper; +import jdk.test.lib.jfr.VoidFunction; + +/* + * @test + * @summary Test copyTo and parse file + * @key jfr + * @library /test/lib + * @run main/othervm jdk.jfr.api.recording.dump.TestDumpReadOnly + */ +public class TestDumpReadOnly { + + private static final String OS_INFORMATION = EventNames.OSInformation; + + public static void main(String[] args) throws Throwable { + + Path readOnlyDir = FileHelper.createReadOnlyDir(Paths.get(".", "readonlydir")); + if (!FileHelper.isReadOnlyPath(readOnlyDir)) { + System.out.println("Failed to create read-only path. Maybe running a root? Test skipped"); + return; + } + Recording r = new Recording(); + r.enable(OS_INFORMATION); + r.start(); + r.stop(); + Path path = Paths.get(readOnlyDir.toString(), "my.jfr"); + verifyException(()->{r.dump(path);}, "No Exception when dumping read-only dir"); + r.close(); + } + + private static void verifyException(VoidFunction f, String msg) throws Throwable { + CommonHelper.verifyException(f, msg, IOException.class); + } + +}