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 }