/*
 * Copyright (c) 2020, Red Hat, Inc. 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.
 *
 * 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.
 *
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/*
 * @test TestSoftMaxHeapSize
 * @summary Test that Shenandoah checks SoftMaxHeapSize
 * @library /testlibrary
 * @modules java.base/jdk.internal.misc
 *          java.management
 * @run driver TestSoftMaxHeapSize
 */

import com.oracle.java.testlibrary.*;

public class TestSoftMaxHeapSize {
    public static void main(String[] args) throws Exception {
        {
            ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions",
                    "-XX:+UseShenandoahGC",
                    "-Xms4m",
                    "-Xmx128m",
                    "-XX:ShenandoahSoftMaxHeapSize=4m",
                    "-version");
            OutputAnalyzer output = new OutputAnalyzer(pb.start());
            output.shouldHaveExitValue(0);
        }

        {
            ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions",
                    "-XX:+UseShenandoahGC",
                    "-Xms4m",
                    "-Xmx128m",
                    "-XX:ShenandoahSoftMaxHeapSize=128m",
                    "-version");
            OutputAnalyzer output = new OutputAnalyzer(pb.start());
            output.shouldHaveExitValue(0);
        }

        {
            ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions",
                    "-XX:+UseShenandoahGC",
                    "-Xms4m",
                    "-Xmx128m",
                    "-XX:ShenandoahSoftMaxHeapSize=129m",
                    "-version");
            OutputAnalyzer output = new OutputAnalyzer(pb.start());
            output.shouldHaveExitValue(1);
            output.shouldContain("SoftMaxHeapSize must be less than or equal to the maximum heap size");
        }
    }
}
