test/jdk/jdk/jfr/api/event/TestBeginEnd.java

/*
 * Copyright (c) 2016, 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
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package jdk.jfr.api.event;

import java.time.Duration;
import java.util.List;

import jdk.jfr.Recording;
import jdk.jfr.consumer.RecordedEvent;
import jdk.test.lib.jfr.Events;
import jdk.test.lib.jfr.SimpleEvent;

/*
 * @test
 * @summary Test for RecordedEvent.getDuration()
 * @key jfr
 * @library /test/lib
 * @run main/othervm jdk.jfr.api.event.TestBeginEnd
 */
public class TestBeginEnd {

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

        Recording r = new Recording();
        r.enable(SimpleEvent.class);
        r.start();

        // Test enabled - single commit
        SimpleEvent e1 = new SimpleEvent();
        e1.id = 1; // should be included
        e1.commit();

        // Test enabled - begin - commit
        SimpleEvent e2 = new SimpleEvent();
        e2.begin();
        e2.id = 2; // should be included
        e2.commit();

        // Test enabled - begin - end - commit
        SimpleEvent e3 = new SimpleEvent();
        e3.begin();
        e3.id = 3; // should be included
        e3.end();
        e3.commit();

        // Test enabled - end - commit
        SimpleEvent e4 = new SimpleEvent();
        e4.id = 4; // should be included
        e4.end();
        e4.commit();

        // Test half enabled - begin - commit
        r.disable(SimpleEvent.class);
        SimpleEvent e5 = new SimpleEvent();
        e5.begin();
        r.enable(SimpleEvent.class);
        e5.id = 5; // should be included
        e5.commit();

        // Test half enabled - begin - end - commit
        r.disable(SimpleEvent.class);
        SimpleEvent r6 = new SimpleEvent();
        r6.begin();
        r.enable(SimpleEvent.class);
        r6.id = 6; // should be included
        r6.end();
        r6.commit();

        // Test half enabled - begin - commit with high threshold
        r.disable(SimpleEvent.class);
        SimpleEvent r7 = new SimpleEvent();
        r7.begin();
        r.enable(SimpleEvent.class).withThreshold(Duration.ofDays(1));
        r7.id = 7; // should not be included
        r7.commit();
        r.stop();

        List<RecordedEvent> recordedEvents = Events.fromRecording(r);
        for (RecordedEvent re : recordedEvents) {
           Integer id =  re.getValue("id");
           System.out.println("Found if " + id);
           if (id < 1 || id > 6) {
               throw new Exception("Unexpected id found " + id);
           }
        }
        if (recordedEvents.size() != 6) {
            throw new Exception("Expected 6 events");
        }
    }

}