1 /*

     2  * Copyright 2006 Sun Microsystems, Inc.  All Rights Reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    20  * CA 95054 USA or visit www.sun.com if you need additional information or

    21  * have any questions.

    22  */

    23 

    24 /*

    25  * @test

    26  * @bug 6365176

    27  * @summary Get NullPointerExceptions when expected

    28  * @author Joseph D. Darcy

    29  */

    30 

    31 import java.math.*;

    32 import static java.math.BigInteger.*;

    33 

    34 public class OperatorNpeTests {

    35 

    36     public static void main(String... argv) {

    37         BigInteger[] specialValues = {ZERO, ONE, TEN};

    38 

    39         for (BigInteger bd : specialValues) {

    40             BigInteger result;

    41             try {

    42                 result = bd.multiply(null);

    43                 throw new RuntimeException("Instead of NPE got " + result);

    44             } catch (NullPointerException npe) {

    45                 ; // Expected

    46             }

    47 

    48             try {

    49                 result = bd.divide(null);

    50                 throw new RuntimeException("Instead of NPE got " + result);

    51             } catch (NullPointerException npe) {

    52                 ; // Expected

    53             }

    54 

    55             try {

    56                 result = bd.add(null);

    57                 throw new RuntimeException("Instead of NPE got " + result);

    58             } catch (NullPointerException npe) {

    59                 ; // Expected

    60             }

    61 

    62             try {

    63                 result = bd.subtract(null);

    64                 throw new RuntimeException("Instead of NPE got " + result);

    65             } catch (NullPointerException npe) {

    66                 ; // Expected

    67             }

    68 

    69 

    70         }

    71     }

    72 }