OperatorNpeTests.java

/*
 * Copyright 2006 Sun Microsystems, 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.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 */

/*
 * @test
 * @bug 6365176
 * @summary Get NullPointerExceptions when expected
 * @author Joseph D. Darcy
 */

import java.math.*;
import static java.math.BigInteger.*;

public class OperatorNpeTests {

    public static void main(String... argv) {
        BigInteger[] specialValues = {ZERO, ONE, TEN};

        for (BigInteger bd : specialValues) {
            BigInteger result;
            try {
                result = bd.multiply(null);
                throw new RuntimeException("Instead of NPE got " + result);
            } catch (NullPointerException npe) {
                ; // Expected
            }

            try {
                result = bd.divide(null);
                throw new RuntimeException("Instead of NPE got " + result);
            } catch (NullPointerException npe) {
                ; // Expected
            }

            try {
                result = bd.add(null);
                throw new RuntimeException("Instead of NPE got " + result);
            } catch (NullPointerException npe) {
                ; // Expected
            }

            try {
                result = bd.subtract(null);
                throw new RuntimeException("Instead of NPE got " + result);
            } catch (NullPointerException npe) {
                ; // Expected
            }


        }
    }
}