/*

 * Copyright (c) 2015, 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.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/*

 * @test

 * @bug 7040592

 * @summary Test that the assertion in State.forceStackTop does not fail at compile time.

 */

import java.lang.reflect.Field;

import java.util.ArrayList;

import org.w3c.dom.Element;

public class CoerceNullToMoreSpecificTypeTest {

    abstract class NodeImpl {

    }

    NodeImpl ownerNode;

    public Element getElement() {

        return (Element) (isOwned() ? ownerNode : null);

    }

    boolean isOwned() {

        return true;

    }

    static void processArrays(boolean expectNulls, Object [] nulla, Object [][] nullaa) {

        if (expectNulls) {

            if (nulla != null || nullaa != null) {

                throw new AssertionError("Null actual, but not null formal");

            }

        } else {

            if (nulla.length != 123 || nullaa.length != 321)

                throw new AssertionError("Wrong arrays received");

        }

    }

    public static void main(String[] args) {

        ArrayList<Class<?>> typeList = new ArrayList<>();

        Field rf = null;

        typeList.add((rf != null) ? rf.getType() : null);

        processArrays(true, null, null);

        processArrays(false, new Object[123], new Object[321][]);

    }

}