test/jdk/jdk/jfr/startupargs/TestFlushInterval.java
author egahlin
Fri, 23 Aug 2019 15:34:18 +0200
branchJEP-349-branch
changeset 57860 588a3f63efff
child 58076 ca625d28c580
permissions -rw-r--r--
Rename flush to flush-interval and add test for jcmd and -XX:StartFlightRecording

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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package jdk.jfr.startupargs;

import java.time.Duration;

import jdk.jfr.FlightRecorder;
import jdk.jfr.Recording;

/**
 * @test
 * @summary Start a recording with a flush interval
 * @key jfr
 * @requires vm.hasJFR
 * @library /test/lib /test/jdk
 * @run main/othervm -XX:StartFlightRecording=flush-interval=1s jdk.jfr.startupargs.TestFlushInterval
 */
public class TestFlushInterval {

    public static void main(String[] args) throws Exception {
        for (Recording r : FlightRecorder.getFlightRecorder().getRecordings()) {
            Duration d = r.getFlushInterval();
            if (d.equals(Duration.ofSeconds(1))) {
                return; //OK
            } else {
                throw new Exception("Unexpected flush-interval " + d);
            }
        }
        throw new Exception("No recording found");
    }

}