1 // Copyright (c) 2007 Hernadi Laszlo

     2 

     3 // This file is part of Mauve.

     4 

     5 // Mauve is free software; you can redistribute it and/or modify

     6 // it under the terms of the GNU General Public License as published by

     7 // the Free Software Foundation; either version 2, or (at your option)

     8 // any later version.

     9 

    10 // Mauve is distributed in the hope that it will be useful,

    11 // but WITHOUT ANY WARRANTY; without even the implied warranty of

    12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    13 // GNU General Public License for more details.

    14 

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

    16 // along with Mauve; see the file COPYING.  If not, write to

    17 // the Free Software Foundation, 59 Temple Place - Suite 330,

    18 // Boston, MA 02111-1307, USA.

    19 

    20 // Tags: JDK1.5

    21 /**

    22  * 

    23  */

    24 package gnu.testlet.java.util.Scanner;

    25 

    26 import java.math.BigDecimal;

    27 import java.math.BigInteger;

    28 

    29 import java.util.Random;

    30 import java.util.Scanner;

    31 

    32 /**

    33  * @author E0327023 Hernadi Laszlo

    34  * @ 15.02.2007 - 13:37:48

    35  *

    36  */

    37 public class BigDecimalInteger extends Base

    38 {

    39 

    40   /**

    41    * The amount of BigDecimals and BigIntegers to generate and test

    42    */

    43   private final static int AMOUNT = 5000;

    44 

    45   public BigDecimalInteger ()

    46   {

    47     this.isEnabled = false;

    48   }

    49 

    50   /* (non-Javadoc)

    51    * @see gnu.testlet.java.util.Scanner.TestBase#doTest()

    52    */

    53   @Override protected void doTest ()

    54   {

    55     BigDecimal[]decimals = new BigDecimal[AMOUNT];

    56     BigInteger[]integers = new BigInteger[decimals.length];

    57     long runID = System.currentTimeMillis ();

    58     Random rand = new Random (runID);

    59     StringBuilder sBuff = new StringBuilder (1000);

    60     String inStr;

    61     int i;

    62     BigDecimal tmpDec;

    63     BigInteger tmpInt;

    64     boolean fund;

    65     boolean failed;

    66     int runsLeft = 10;

    67 

    68     for (i = 0; i < decimals.length; i++)

    69       {

    70 	decimals[i] = new BigDecimal (rand.nextDouble () - 0.5);

    71 	integers[i] = BigInteger.valueOf (rand.nextInt ());

    72       }

    73 

    74     sBuff.append (decimals[0] + " " + integers[0]);

    75     for (i = 1; i < decimals.length; i++)

    76       {

    77 	sBuff.append (" " + decimals[i] + " " + integers[i]);

    78       }

    79 

    80     inStr = sBuff.toString ();

    81     Scanner s = new Scanner (inStr);

    82 

    83     i = 0;

    84     while (s.hasNext () && runsLeft > 0)

    85       {

    86 	failed = false;

    87 	fund = s.hasNextBigDecimal();

    88 	myHarness.check(fund, "hasNextBigDecimal()");

    89 	tmpDec = s.nextBigDecimal ();

    90 	myHarness.check(tmpDec, decimals[i], tmpDec + " == " + decimals[i]);

    91 	fund = s.hasNextBigInteger();

    92 	myHarness.check(fund, "hasNextBigInteger()");

    93 	tmpInt = s.nextBigInteger ();

    94 	myHarness.check(tmpInt, integers[i], tmpInt + " == " + integers[i]);

    95 	if (!fund)

    96 	  {

    97 	    this.myHarness.fail ("\"" + s.next () +

    98 				 "\" is neither BigDecimal nor BigInteger");

    99 	  }

   100 	i++;

   101 	if (failed)

   102 	  {

   103 	    runsLeft--;

   104 	  }

   105       }

   106     this.myHarness.check (i, decimals.length,

   107 			  "not all read (" + i + " / " + decimals.length +

   108 			  ")");

   109   }

   110 

   111 }