jdk/test/java/math/BigDecimal/StrippingZerosTest.java
changeset 1826 39d505a353e8
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1825:9ac11db6b69b 1826:39d505a353e8
       
     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 4108852
       
    27  * @summary A few tests of stripTrailingZeros
       
    28  * @author Joseph D. Darcy
       
    29  */
       
    30 
       
    31 import java.math.*;
       
    32 
       
    33 public class StrippingZerosTest {
       
    34     public static void main(String argv[]) {
       
    35         BigDecimal [][] testCases = {
       
    36             {new BigDecimal("1.00000"),         new BigDecimal("1")},
       
    37             {new BigDecimal("1.000"),           new BigDecimal("1")},
       
    38             {new BigDecimal("1"),               new BigDecimal("1")},
       
    39             {new BigDecimal("0.1234"),          new BigDecimal("0.1234")},
       
    40             {new BigDecimal("0.12340"),         new BigDecimal("0.1234")},
       
    41             {new BigDecimal("0.12340000000"),   new BigDecimal("0.1234")},
       
    42             {new BigDecimal("1234.5678"),       new BigDecimal("1234.5678")},
       
    43             {new BigDecimal("1234.56780"),      new BigDecimal("1234.5678")},
       
    44             {new BigDecimal("1234.567800000"),  new BigDecimal("1234.5678")},
       
    45             {new BigDecimal("0"),               new BigDecimal("0")},
       
    46             {new BigDecimal("0e100"),           new BigDecimal("0e100")},
       
    47             {new BigDecimal("0e-100"),          new BigDecimal("0e-100")},
       
    48             {new BigDecimal("10"),              new BigDecimal("1e1")},
       
    49             {new BigDecimal("20"),              new BigDecimal("2e1")},
       
    50             {new BigDecimal("100"),             new BigDecimal("1e2")},
       
    51             {new BigDecimal("1000000000"),      new BigDecimal("1e9")},
       
    52             {new BigDecimal("100000000e1"),     new BigDecimal("1e9")},
       
    53             {new BigDecimal("10000000e2"),      new BigDecimal("1e9")},
       
    54             {new BigDecimal("1000000e3"),       new BigDecimal("1e9")},
       
    55             {new BigDecimal("100000e4"),        new BigDecimal("1e9")},
       
    56         };
       
    57 
       
    58         for(int i = 0; i < testCases.length; i++) {
       
    59 
       
    60             if (!(testCases[i][0]).stripTrailingZeros().equals(testCases[i][1])) {
       
    61                 throw new RuntimeException("For input " + testCases[i][0].toString() +
       
    62                                            " did not received expected result " +
       
    63                                            testCases[i][1].toString() + ",  got " +
       
    64                                            testCases[i][0].stripTrailingZeros());
       
    65             }
       
    66 
       
    67             testCases[i][0] = testCases[i][0].negate();
       
    68             testCases[i][1] = testCases[i][1].negate();
       
    69 
       
    70             if (!(testCases[i][0]).stripTrailingZeros().equals(testCases[i][1])) {
       
    71                 throw new RuntimeException("For input " + testCases[i][0].toString() +
       
    72                                            " did not received expected result " +
       
    73                                            testCases[i][1].toString() + ",  got " +
       
    74                                            testCases[i][0].stripTrailingZeros());
       
    75             }
       
    76 
       
    77         }
       
    78     }
       
    79 }