1 /*

     2  * Copyright (c) 2016, 2018, 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 package jdk.jfr.api.recording.misc;

    26 

    27 import jdk.jfr.Recording;

    28 import jdk.jfr.RecordingState;

    29 import jdk.jfr.consumer.RecordedEvent;

    30 import jdk.test.lib.Asserts;

    31 import jdk.test.lib.jfr.Events;

    32 import jdk.test.lib.jfr.SimpleEvent;

    33 

    34 import java.util.List;

    35 

    36 /*

    37  * @test

    38  * @summary A simple test for Recording.copy()

    39  * @key jfr

    40  * @library /test/lib

    41  * @run main/othervm jdk.jfr.api.recording.misc.TestRecordingCopy

    42  */

    43 public class TestRecordingCopy {

    44 

    45     private static final int EVENT_ID = 1001;

    46 

    47     public static void main(String[] args) throws Exception {

    48 

    49         Recording original = new Recording();

    50         original.enable(SimpleEvent.class);

    51 

    52         Recording newCopy = original.copy(false);

    53         Asserts.assertEquals(newCopy.getState(), RecordingState.NEW);

    54 

    55         Recording newStoppedCopy = original.copy(true);

    56         Asserts.assertEquals(newStoppedCopy.getState(), RecordingState.NEW);

    57 

    58         original.start();

    59 

    60         SimpleEvent ev = new SimpleEvent();

    61         ev.id = EVENT_ID;

    62         ev.commit();

    63 

    64         // Verify a stopped copy

    65         Recording stoppedCopy = original.copy(true);

    66         Asserts.assertEquals(stoppedCopy.getState(), RecordingState.STOPPED);

    67         assertCopy(stoppedCopy, original);

    68 

    69         // Verify a running copy

    70         Recording runningCopy = original.copy(false);

    71         Asserts.assertEquals(runningCopy.getState(), RecordingState.RUNNING);

    72         assertCopy(runningCopy, original);

    73 

    74         original.stop();

    75 

    76         // Verify a stopped copy of a stopped

    77         stoppedCopy = original.copy(true);

    78         Asserts.assertEquals(stoppedCopy.getState(), RecordingState.STOPPED);

    79         assertCopy(stoppedCopy, original);

    80 

    81         // Clean-up

    82         original.close();

    83         runningCopy.stop();

    84         runningCopy.close();

    85         stoppedCopy.close();

    86     }

    87 

    88     /**

    89      * Verifies the basic assertions about a copied record

    90      */

    91     private static void assertCopy(Recording recording, Recording original) throws Exception {

    92 

    93         Asserts.assertFalse(recording.getId() == original.getId(), "id of a copied record should differ from that of the original");

    94         Asserts.assertFalse(recording.getName().equals(original.getName()), "name of a copied record should differ from that of the original");

    95 

    96         Asserts.assertEquals(recording.getSettings(), original.getSettings());

    97         Asserts.assertEquals(recording.getStartTime(), original.getStartTime());

    98         Asserts.assertEquals(recording.getMaxSize(), original.getMaxSize());

    99         Asserts.assertEquals(recording.getMaxAge(), original.getMaxAge());

   100         Asserts.assertEquals(recording.isToDisk(), original.isToDisk());

   101         Asserts.assertEquals(recording.getDumpOnExit(), original.getDumpOnExit());

   102 

   103         List<RecordedEvent> recordedEvents = Events.fromRecording(recording);

   104         Events.hasEvents(recordedEvents);

   105         Asserts.assertEquals(1, recordedEvents.size(), "Expected exactly one event");

   106 

   107         RecordedEvent re = recordedEvents.get(0);

   108         Asserts.assertEquals(EVENT_ID, re.getValue("id"));

   109     }

   110 

   111 }