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/*
 * Copyright (c) 2016, Red Hat Inc.
 * 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
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 */
package org.openjdk.jcstress.samples;

import org.openjdk.jcstress.annotations.*;
import org.openjdk.jcstress.infra.results.II_Result;

/*
    It is sometimes convenient to put the tests in the same source file for
    better comparison. JCStress allows to nest tests like this:

    How to run this test:
       $ java -jar jcstress-samples/target/jcstress.jar -t JCStress_APISample_04_Nesting
 */

public class APISample_04_Nesting {

    @JCStressTest
    @Outcome(id = "1, 1", expect = Expect.ACCEPTABLE_INTERESTING, desc = "Both actors came up with the same value: atomicity failure.")
    @Outcome(id = "1, 2", expect = Expect.ACCEPTABLE, desc = "actor1 incremented, then actor2.")
    @Outcome(id = "2, 1", expect = Expect.ACCEPTABLE, desc = "actor2 incremented, then actor1.")
    @State
    public static class PlainTest {
        int v;

        @Actor
        public void actor1(II_Result r) {
            r.r1 = ++v;
        }

        @Actor
        public void actor2(II_Result r) {
            r.r2 = ++v;
        }
    }

    @JCStressTest
    @Outcome(id = "1, 1", expect = Expect.ACCEPTABLE_INTERESTING, desc = "Both actors came up with the same value: atomicity failure.")
    @Outcome(id = "1, 2", expect = Expect.ACCEPTABLE, desc = "actor1 incremented, then actor2.")
    @Outcome(id = "2, 1", expect = Expect.ACCEPTABLE, desc = "actor2 incremented, then actor1.")
    @State
    public static class VolatileTest {
        volatile int v;

        @Actor
        public void actor1(II_Result r) {
            r.r1 = ++v;
        }

        @Actor
        public void actor2(II_Result r) {
            r.r2 = ++v;
        }
    }

}