test/jdk/jdk/jfr/api/consumer/TestRecordedEventGetThread.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * particular file as subject to the "Classpath" exception as provided
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 * accompanied this code).
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package jdk.jfr.api.consumer;

import java.util.List;

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

/*
 * @test
 * @summary Tests that the RecordedEvent.getThread() returns th expected info
 * @key jfr
 * @library /test/lib
 * @run main/othervm jdk.jfr.api.consumer.TestRecordedEventGetThread
 */
public class TestRecordedEventGetThread {

    private static final String MY_THREAD_NAME = "MY_THREAD_NAME";

    public static void main(String[] args) throws Throwable {
        Thread currentThread = Thread.currentThread();
        currentThread.setName(MY_THREAD_NAME);
        long expectedThreadId = currentThread.getId();

        Recording r = new Recording();
        r.start();
        SimpleEvent t = new SimpleEvent();
        t.commit();
        r.stop();
        List<RecordedEvent> events = Events.fromRecording(r);
        r.close();
        Events.hasEvents(events);
        RecordedEvent event = events.get(0);
        RecordedThread recordedThread = event.getThread();

        Asserts.assertNotNull(recordedThread);
        Asserts.assertEquals(recordedThread.getJavaName(), MY_THREAD_NAME);
        Asserts.assertEquals(recordedThread.getJavaThreadId(), expectedThreadId);
        Asserts.assertNotNull(recordedThread.getOSThreadId());
        Asserts.assertNotNull(recordedThread.getId());
        Asserts.assertEquals(recordedThread.getOSName(), MY_THREAD_NAME);
    }
}