    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 junit.framework.TestSuite;
    21
    22  import org.apache.commons.beanutils.Converter;
    23
    24
    25  /***
    26   * Test Case for the DoubleConverter class.
    27   *
    28   * @author Rodney Waldhoff
    29   * @version $Revision: 471348 $ $Date: 2006-11-05 02:59:26 +0000 (Sun, 05 Nov 2006) $
    30   */
    31
    32  public class DoubleConverterTestCase extends NumberConverterTestBase {
    33
    34      private Converter converter = null;
    35
    36      // ------------------------------------------------------------------------
    37
    38      public DoubleConverterTestCase(String name) {
    39          super(name);
    40      }
    41
    42      // ------------------------------------------------------------------------
    43
    44      public void setUp() throws Exception {
    45          converter = makeConverter();
    46          numbers[0] = new Double("-12");
    47          numbers[1] = new Double("13");
    48          numbers[2] = new Double("-22");
    49          numbers[3] = new Double("23");
    50      }
    51
    52      public static TestSuite suite() {
    53          return new TestSuite(DoubleConverterTestCase.class);
    54      }
    55
    56      public void tearDown() throws Exception {
    57          converter = null;
    58      }
    59
    60      // ------------------------------------------------------------------------
    61
    62      protected NumberConverter makeConverter() {
    63          return new DoubleConverter();
    64      }
    65
    66      protected NumberConverter makeConverter(Object defaultValue) {
    67          return new DoubleConverter(defaultValue);
    68      }
    69
    70      protected Class getExpectedType() {
    71          return Double.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(Double.MIN_VALUE),
    95              "-17.2",
    96              "-1.1",
    97              "0.0",
    98              "1.1",
    99              "17.2",
    100             String.valueOf(Double.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         Double[] expected = {
    110             new Double(Double.MIN_VALUE),
    111             new Double(-17.2),
    112             new Double(-1.1),
    113             new Double(0.0),
    114             new Double(1.1),
    115             new Double(17.2),
    116             new Double(Double.MAX_VALUE),
    117             new Double(7),
    118             new Double(8),
    119             new Double(9),
    120             new Double(10),
    121             new Double(11.1),
    122             new Double(12.2)
    123         };
    124
    125         for(int i=0;i<expected.length;i++) {
    126             assertEquals(
    127                 message[i] + " to Double",
    128                 expected[i].doubleValue(),
    129                 ((Double)(converter.convert(Double.class,input[i]))).doubleValue(),
    130                 0.00001D);
    131             assertEquals(
    132                 message[i] + " to double",
    133                 expected[i].doubleValue(),
    134                 ((Double)(converter.convert(Double.TYPE,input[i]))).doubleValue(),
    135                 0.00001D);
    136             assertEquals(
    137                 message[i] + " to null type",
    138                 expected[i].doubleValue(),
    139                 ((Double)(converter.convert(null,input[i]))).doubleValue(),
    140                 0.00001D);
    141         }
    142     }
    143
    144 }
    145