    1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *      http://www.apache.org/licenses/LICENSE-2.0
    10   *
    11   * Unless required by applicable law or agreed to in writing, software
    12   * distributed under the License is distributed on an "AS IS" BASIS,
    13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14   * See the License for the specific language governing permissions and
    15   * limitations under the License.
    16   */
    17
    18  package org.apache.commons.beanutils.converters;
    19
    20  import java.math.BigInteger;
    21
    22  import junit.framework.TestSuite;
    23
    24  import org.apache.commons.beanutils.Converter;
    25
    26
    27  /***
    28   * Test Case for the BigInteger class.
    29   *
    30   * @version $Revision: 471348 $ $Date $
    31   */
    32  public class BigIntegerConverterTestCase extends NumberConverterTestBase {
    33
    34      private Converter converter = null;
    35
    36      // ------------------------------------------------------------------------
    37
    38      public BigIntegerConverterTestCase(String name) {
    39          super(name);
    40      }
    41
    42      // ------------------------------------------------------------------------
    43
    44      public void setUp() throws Exception {
    45          converter = makeConverter();
    46          numbers[0] = new BigInteger("-12");
    47          numbers[1] = new BigInteger("13");
    48          numbers[2] = new BigInteger("-22");
    49          numbers[3] = new BigInteger("23");
    50      }
    51
    52      public static TestSuite suite() {
    53          return new TestSuite(BigIntegerConverterTestCase.class);
    54      }
    55
    56      public void tearDown() throws Exception {
    57          converter = null;
    58      }
    59
    60      // ------------------------------------------------------------------------
    61
    62      protected NumberConverter makeConverter() {
    63          return new BigIntegerConverter();
    64      }
    65
    66      protected NumberConverter makeConverter(Object defaultValue) {
    67          return new BigIntegerConverter(defaultValue);
    68      }
    69
    70      protected Class getExpectedType() {
    71          return BigInteger.class;
    72      }
    73
    74      // ------------------------------------------------------------------------
    75
    76      public void testSimpleConversion() throws Exception {
    77          String[] message= {
    78              "from String",
    79              "from String",
    80              "from String",
    81              "from String",
    82              "from String",
    83              "from String",
    84              "from String",
    85              "from Byte",
    86              "from Short",
    87              "from Integer",
    88              "from Long",
    89              "from Float",
    90              "from Double"
    91          };
    92
    93          Object[] input = {
    94              String.valueOf(Long.MIN_VALUE),
    95              "-17",
    96              "-1",
    97              "0",
    98              "1",
    99              "17",
    100             String.valueOf(Long.MAX_VALUE),
    101             new Byte((byte)7),
    102             new Short((short)8),
    103             new Integer(9),
    104             new Long(10),
    105             new Float(11.1),
    106             new Double(12.2)
    107         };
    108
    109         BigInteger[] expected = {
    110             BigInteger.valueOf(Long.MIN_VALUE),
    111             BigInteger.valueOf(-17),
    112             BigInteger.valueOf(-1),
    113             BigInteger.valueOf(0),
    114             BigInteger.valueOf(1),
    115             BigInteger.valueOf(17),
    116             BigInteger.valueOf(Long.MAX_VALUE),
    117             BigInteger.valueOf(7),
    118             BigInteger.valueOf(8),
    119             BigInteger.valueOf(9),
    120             BigInteger.valueOf(10),
    121             BigInteger.valueOf(11),
    122             BigInteger.valueOf(12)
    123         };
    124
    125         for(int i=0;i<expected.length;i++) {
    126             assertEquals(message[i] + " to BigInteger",expected[i],converter.convert(BigInteger.class,input[i]));
    127             assertEquals(message[i] + " to null type",expected[i],converter.convert(null,input[i]));
    128         }
    129     }
    130
    131 }
    132