/* * Copyright (c) 2020 Alibaba Group Holding Limited. 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. Alibaba 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. */ import com.oracle.java.testlibrary.*; import java.io.File; /* * @test * @summary Test Wisp2 flag Compatibility * @requires os.family == "linux" * @library /testlibrary * @run main Wisp2FlagCompatibilityCheckTest */ public class Wisp2FlagCompatibilityCheckTest { public static void main(String[] args) throws Exception { ProcessBuilder pb; OutputAnalyzer output; pb = ProcessTools.createJavaProcessBuilder( "-XX:+UnlockExperimentalVMOptions", "-XX:+UseWisp2", "-XX:-UseWispMonitor", "-version"); output = new OutputAnalyzer(pb.start()); output.shouldContain("Wisp2 needs to enable -XX:+UseWispMonitor"); System.out.println(output.getOutput()); pb = ProcessTools.createJavaProcessBuilder( "-XX:+UnlockExperimentalVMOptions", "-XX:+UseWisp2", "-XX:-EnableCoroutine", "-version"); output = new OutputAnalyzer(pb.start()); output.shouldContain("Wisp2 needs to enable -XX:+EnableCoroutine"); System.out.println(output.getOutput()); pb = ProcessTools.createJavaProcessBuilder( "-XX:+UnlockExperimentalVMOptions", "-XX:+UseWisp2", "-XX:+UseBiasedLocking", "-version"); output = new OutputAnalyzer(pb.start()); output.shouldContain("Biased Locking is not supported with Wisp2"); System.out.println(output.getOutput()); pb = ProcessTools.createJavaProcessBuilder( "-XX:+UnlockExperimentalVMOptions", "-XX:+EnableCoroutine", "-XX:+UseBiasedLocking", "-version"); output = new OutputAnalyzer(pb.start()); output.shouldContain("Biased Locking is not supported with Wisp"); System.out.println(output.getOutput()); } }