--- /dev/null 2017-11-09 09:38:01.297999907 +0100 +++ new/test/jdk/jdk/jfr/api/consumer/TestGetStackTrace.java 2018-04-09 16:30:51.178409644 +0200 @@ -0,0 +1,102 @@ +/* + * Copyright (c) 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.api.consumer; + +import static jdk.test.lib.Asserts.assertEquals; +import static jdk.test.lib.Asserts.assertNotNull; +import static jdk.test.lib.Asserts.assertNull; +import static jdk.test.lib.Asserts.assertTrue; + +import java.util.List; +import java.util.function.Consumer; + +import jdk.jfr.Recording; +import jdk.jfr.consumer.RecordedEvent; +import jdk.jfr.consumer.RecordedFrame; +import jdk.jfr.consumer.RecordedMethod; +import jdk.jfr.consumer.RecordedStackTrace; +import jdk.test.lib.Asserts; +import jdk.test.lib.jfr.Events; +import jdk.test.lib.jfr.SimpleEvent; + +/* + * @test + * @summary Verifies that a recorded JFR event has the correct stack trace info + * @key jfr + * @library /test/lib + * @run main/othervm jdk.jfr.api.consumer.TestGetStackTrace + */ +public class TestGetStackTrace { + + public static void main(String[] args) throws Throwable { + testStackTrace(r -> r.enable(SimpleEvent.class), TestGetStackTrace::assertNoStackTrace); + testStackTrace(r -> r.enable(SimpleEvent.class).withoutStackTrace(), TestGetStackTrace::assertStackTrace); + } + + private static void testStackTrace(Consumer recordingConfigurer, Consumer asserter) throws Throwable { + Recording r = new Recording(); + recordingConfigurer.accept(r); + r.start(); + SimpleEvent event = new SimpleEvent(); + event.commit(); + r.stop(); + List events = Events.fromRecording(r); + r.close(); + Events.hasEvents(events); + } + + private static void assertNoStackTrace(RecordedEvent re) { + assertNull(re.getStackTrace()); + } + + private static void assertStackTrace(RecordedEvent re) { + assertNotNull(re.getStackTrace()); + RecordedStackTrace strace = re.getStackTrace(); + assertEquals(strace.isTruncated(), false); + List frames = strace.getFrames(); + assertTrue(frames.size() > 0); + for (RecordedFrame frame : frames) { + assertFrame(frame); + } + } + + private static void assertFrame(RecordedFrame frame) { + int bci = frame.getBytecodeIndex(); + int line = frame.getLineNumber(); + boolean javaFrame = frame.isJavaFrame(); + RecordedMethod method = frame.getMethod(); + String type = frame.getType(); + System.out.println("*** Frame Info ***"); + System.out.println("bci=" + bci); + System.out.println("line=" + line); + System.out.println("type=" + type); + System.out.println("method=" + method); + System.out.println("***"); + Asserts.assertTrue(javaFrame, "Only Java frame are currently supported"); + Asserts.assertGreaterThanOrEqual(bci, -1); + Asserts.assertNotNull(method, "Method should not be null"); + } +}