--- /dev/null 2020-01-02 04:43:18.583999853 +0000 +++ new/test/jdk/jfr/event/runtime/TestThreadSleepEvent.java 2020-01-30 06:35:36.310031363 +0000 @@ -0,0 +1,72 @@ +/* + * 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.event.runtime; + +import static jdk.test.lib.Asserts.assertTrue; + +import java.time.Duration; +import java.util.List; + +import jdk.jfr.Recording; +import jdk.jfr.consumer.RecordedEvent; +import jdk.test.lib.jfr.EventNames; +import jdk.test.lib.jfr.Events; + +/** + * @test + * @key jfr + * + * @library /lib / + * @run main/othervm jdk.jfr.event.runtime.TestThreadSleepEvent + */ +public class TestThreadSleepEvent { + + private final static String EVENT_NAME = EventNames.ThreadSleep; + // Need to set the sleep time quite high (47 ms) since the sleep + // time on Windows has been proved unreliable. + // See bug 6313903 + private final static Long SLEEP_TIME_MS = new Long(47); + + public static void main(String[] args) throws Throwable { + Recording recording = new Recording(); + recording.enable(EVENT_NAME).withThreshold(Duration.ofMillis(0)); + recording.start(); + Thread.sleep(SLEEP_TIME_MS); + recording.stop(); + + List events = Events.fromRecording(recording); + boolean isAnyFound = false; + for (RecordedEvent event : events) { + if (event.getThread().getJavaThreadId() == Thread.currentThread().getId()) { + System.out.println("Event:" + event); + isAnyFound = true; + Events.assertField(event, "time").equal(SLEEP_TIME_MS); + } + } + assertTrue(isAnyFound, "No matching events found"); + } + +}