1 /* 2 * Copyright (c) 2013, 2019, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package jdk.jfr.event.gc.configuration; 27 28 import jdk.jfr.consumer.RecordedEvent; 29 import jdk.testlibrary.jfr.EventVerifier; 30 31 /* See the shell script wrapper for the flags used when invoking the JVM */ 32 public class TestGCHeapConfigurationEventWithZeroBasedOops extends GCHeapConfigurationEventTester { 33 public static void main(String[] args) throws Exception { 34 GCHeapConfigurationEventTester t = new TestGCHeapConfigurationEventWithZeroBasedOops(); 35 t.run(); 36 } 37 38 @Override 39 protected EventVerifier createVerifier(RecordedEvent e) { 40 return new ZeroBasedOopsVerifier(e); 41 } 42 } 43 44 class ZeroBasedOopsVerifier extends GCHeapConfigurationEventVerifier { 45 public ZeroBasedOopsVerifier(RecordedEvent e) { 46 super(e); 47 } 48 49 @Override 50 public void verify() throws Exception { 51 // Can't verify min and initial heap size due to constraints on 52 // physical memory on tests machines 53 54 verifyMaxHeapSizeIs(gigabytes(4)); 55 verifyUsesCompressedOopsIs(true); 56 verifyObjectAlignmentInBytesIs(8); 57 verifyHeapAddressBitsIs(32); 58 verifyCompressedOopModeIs("Zero based"); 59 } 60 }