--- /dev/null 2017-11-09 09:38:01.297999907 +0100 +++ new/test/jdk/jdk/jfr/event/gc/configuration/GCYoungGenerationConfigurationEventTester.java 2018-04-09 17:41:34.021949581 +0200 @@ -0,0 +1,51 @@ +/* + * 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.gc.configuration; + +import static jdk.test.lib.Asserts.assertGreaterThanOrEqual; + +import java.util.List; + +import jdk.jfr.Recording; +import jdk.jfr.consumer.RecordedEvent; +import jdk.test.lib.jfr.EventNames; +import jdk.test.lib.jfr.EventVerifier; +import jdk.test.lib.jfr.Events; + +public abstract class GCYoungGenerationConfigurationEventTester { + public void run() throws Exception { + Recording recording = new Recording(); + recording.enable(EventNames.YoungGenerationConfiguration); + recording.start(); + recording.stop(); + List events = Events.fromRecording(recording); + assertGreaterThanOrEqual(events.size(), 1, "Expected at least 1 event"); + EventVerifier v = createVerifier(events.get(0)); + v.verify(); + } + + protected abstract EventVerifier createVerifier(RecordedEvent e); +}