1 /*
   2  * Copyright (c) 2018, 2019, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package jdk.jfr.api.recording.dump;
  27 
  28 import java.io.IOException;
  29 import java.nio.file.Path;
  30 import java.nio.file.Paths;
  31 
  32 import jdk.jfr.Recording;
  33 import jdk.testlibrary.jfr.CommonHelper;
  34 import jdk.testlibrary.jfr.EventNames;
  35 import jdk.testlibrary.jfr.FileHelper;
  36 import jdk.testlibrary.jfr.VoidFunction;
  37 
  38 /*
  39  * @test
  40  * @summary Test copyTo and parse file
  41  * @key jfr
  42  * @library /lib/testlibrary
  43  * @run main/othervm jdk.jfr.api.recording.dump.TestDumpReadOnly
  44  */
  45 public class TestDumpReadOnly {
  46 
  47     private static final String OS_INFORMATION = EventNames.OSInformation;
  48 
  49     public static void main(String[] args) throws Throwable {
  50 
  51         Path readOnlyDir = FileHelper.createReadOnlyDir(Paths.get(".", "readonlydir"));
  52         if (!FileHelper.isReadOnlyPath(readOnlyDir)) {
  53             System.out.println("Failed to create read-only path. Maybe running a root? Test skipped");
  54             return;
  55         }
  56         Recording r = new Recording();
  57         r.enable(OS_INFORMATION);
  58         r.start();
  59         r.stop();
  60         Path path = Paths.get(readOnlyDir.toString(), "my.jfr");
  61         verifyException(()->{r.dump(path);}, "No Exception when dumping read-only dir");
  62         r.close();
  63     }
  64 
  65     private static void verifyException(VoidFunction f, String msg) throws Throwable {
  66         CommonHelper.verifyException(f, msg, IOException.class);
  67     }
  68 
  69 }