1 /* 2 * Copyright (c) 2020, Red Hat, Inc. 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. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 /* @test TestWrongBarrierEnable 26 * @summary Test that disabling wrong barriers fails early 27 * @requires vm.gc.Shenandoah 28 * @library /test/lib 29 * @run driver TestWrongBarrierEnable 30 */ 31 32 import java.util.*; 33 34 import jdk.test.lib.process.ProcessTools; 35 import jdk.test.lib.process.OutputAnalyzer; 36 37 public class TestWrongBarrierEnable { 38 39 public static void main(String[] args) throws Exception { 40 String[] concurrent = { 41 "ShenandoahStoreValEnqueueBarrier", 42 }; 43 String[] iu = { 44 "ShenandoahSATBBarrier", 45 }; 46 47 shouldFailAll("-XX:ShenandoahGCHeuristics=adaptive", concurrent); 48 shouldFailAll("-XX:ShenandoahGCHeuristics=static", concurrent); 49 shouldFailAll("-XX:ShenandoahGCHeuristics=compact", concurrent); 50 shouldFailAll("-XX:ShenandoahGCHeuristics=aggressive", concurrent); 51 shouldFailAll("-XX:ShenandoahGCMode=iu", iu); 52 shouldPassAll("-XX:ShenandoahGCMode=passive", concurrent); 53 shouldPassAll("-XX:ShenandoahGCMode=passive", iu); 54 } 55 56 private static void shouldFailAll(String h, String[] barriers) throws Exception { 57 for (String b : barriers) { 58 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder( 59 "-XX:+UnlockDiagnosticVMOptions", 60 "-XX:+UnlockExperimentalVMOptions", 61 "-XX:+UseShenandoahGC", 62 h, 63 "-XX:+" + b, 64 "-version" 65 ); 66 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 67 output.shouldNotHaveExitValue(0); 68 output.shouldContain("GC mode needs "); 69 output.shouldContain("to work correctly"); 70 } 71 } 72 73 private static void shouldPassAll(String h, String[] barriers) throws Exception { 74 for (String b : barriers) { 75 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder( 76 "-XX:+UnlockDiagnosticVMOptions", 77 "-XX:+UnlockExperimentalVMOptions", 78 "-XX:+UseShenandoahGC", 79 h, 80 "-XX:+" + b, 81 "-version" 82 ); 83 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 84 output.shouldHaveExitValue(0); 85 } 86 } 87 88 }