1 /*
   2  * Copyright 2003 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 4851776 4891522 4905335
  27  * @summary Basic tests for the RoundingMode class.
  28  * @author Joseph D. Darcy
  29  * @compile -source 1.5 RoundingModeTests.java
  30  * @run main RoundingModeTests
  31  */
  32 
  33 import java.math.RoundingMode;
  34 import java.math.BigDecimal;
  35 
  36 public class RoundingModeTests {
  37     public static void main(String [] argv) {
  38 
  39         // For each member of the family, make sure
  40         // rm == valueOf(rm.toString())
  41 
  42         for(RoundingMode rm: RoundingMode.values()) {
  43             if (rm != RoundingMode.valueOf(rm.toString())) {
  44                 throw new RuntimeException("Bad roundtrip conversion of " +
  45                                            rm.toString());
  46             }
  47         }
  48 
  49         // Test that mapping of old integers to new values is correct
  50         if (RoundingMode.valueOf(BigDecimal.ROUND_CEILING) !=
  51                 RoundingMode.CEILING) {
  52                 throw new RuntimeException("Bad mapping for ROUND_CEILING");
  53         }
  54 
  55         if (RoundingMode.valueOf(BigDecimal.ROUND_DOWN) !=
  56                 RoundingMode.DOWN) {
  57                 throw new RuntimeException("Bad mapping for ROUND_DOWN");
  58         }
  59 
  60         if (RoundingMode.valueOf(BigDecimal.ROUND_FLOOR) !=
  61                 RoundingMode.FLOOR) {
  62                 throw new RuntimeException("Bad mapping for ROUND_FLOOR");
  63         }
  64 
  65         if (RoundingMode.valueOf(BigDecimal.ROUND_HALF_DOWN) !=
  66                 RoundingMode.HALF_DOWN) {
  67                 throw new RuntimeException("Bad mapping for ROUND_HALF_DOWN");
  68         }
  69 
  70         if (RoundingMode.valueOf(BigDecimal.ROUND_HALF_EVEN) !=
  71                 RoundingMode.HALF_EVEN) {
  72                 throw new RuntimeException("Bad mapping for ROUND_HALF_EVEN");
  73         }
  74 
  75         if (RoundingMode.valueOf(BigDecimal.ROUND_HALF_UP) !=
  76                 RoundingMode.HALF_UP) {
  77                 throw new RuntimeException("Bad mapping for ROUND_HALF_UP");
  78         }
  79 
  80         if (RoundingMode.valueOf(BigDecimal.ROUND_UNNECESSARY) !=
  81                 RoundingMode.UNNECESSARY) {
  82                 throw new RuntimeException("Bad mapping for ROUND_UNNECESARY");
  83         }
  84     }
  85 }