TestCaseImpl.java

/*
 * Copyright (c) 2014, 2019, Oracle and/or its affiliates. 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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package compiler.codecache.stress;

import java.util.concurrent.Callable;

public class TestCaseImpl implements Helper.TestCase {
    private static final int RETURN_VALUE = 42;
    private static final int RECURSION_DEPTH = 10;
    private volatile int i;

    @Override
    public Callable<Integer> getCallable() {
        return () -> {
            i = 0;
            return method();
        };
    }

    @Override
    public int method() {
        ++i;
        int result = RETURN_VALUE;
        if (i < RECURSION_DEPTH) {
            return result + method();
        }
        return result;
    }

    @Override
    public int expectedValue() {
        return RETURN_VALUE * RECURSION_DEPTH;
    }
}