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18 package org.apache.commons.beanutils2.converters;
19
20 import static org.junit.jupiter.api.Assertions.assertEquals;
21
22 import org.apache.commons.beanutils2.Converter;
23 import org.junit.jupiter.api.AfterEach;
24 import org.junit.jupiter.api.BeforeEach;
25 import org.junit.jupiter.api.Test;
26
27
28
29
30 public class DoubleConverterTest extends AbstractNumberConverterTest<Double> {
31
32 private Converter<Double> converter;
33
34 @Override
35 protected Class<Double> getExpectedType() {
36 return Double.class;
37 }
38
39 @Override
40 protected DoubleConverter makeConverter() {
41 return new DoubleConverter();
42 }
43
44 @Override
45 protected DoubleConverter makeConverter(final Double defaultValue) {
46 return new DoubleConverter(defaultValue);
47 }
48
49 @BeforeEach
50 public void setUp() throws Exception {
51 converter = makeConverter();
52 numbers[0] = Double.valueOf("-12");
53 numbers[1] = Double.valueOf("13");
54 numbers[2] = Double.valueOf("-22");
55 numbers[3] = Double.valueOf("23");
56 }
57
58 @AfterEach
59 public void tearDown() throws Exception {
60 converter = null;
61 }
62
63 @Test
64 public void testSimpleConversion() {
65 final String[] message = { "from String", "from String", "from String", "from String", "from String", "from String", "from String", "from Byte",
66 "from Short", "from Integer", "from Long", "from Float", "from Double" };
67
68 final Object[] input = { String.valueOf(Double.MIN_VALUE), "-17.2", "-1.1", "0.0", "1.1", "17.2", String.valueOf(Double.MAX_VALUE),
69 Byte.valueOf((byte) 7), Short.valueOf((short) 8), Integer.valueOf(9), Long.valueOf(10), Float.valueOf((float) 11.1), Double.valueOf(12.2) };
70
71 final Double[] expected = { Double.valueOf(Double.MIN_VALUE), Double.valueOf(-17.2), Double.valueOf(-1.1), Double.valueOf(0.0), Double.valueOf(1.1),
72 Double.valueOf(17.2), Double.valueOf(Double.MAX_VALUE), Double.valueOf(7), Double.valueOf(8), Double.valueOf(9), Double.valueOf(10),
73 Double.valueOf(11.1), Double.valueOf(12.2) };
74
75 for (int i = 0; i < expected.length; i++) {
76 assertEquals(expected[i].doubleValue(), converter.convert(Double.class, input[i]).doubleValue(), 0.00001D, message[i] + " to Double");
77 assertEquals(expected[i].doubleValue(), converter.convert(Double.TYPE, input[i]).doubleValue(), 0.00001D, message[i] + " to double");
78 assertEquals(expected[i].doubleValue(), converter.convert((Class<Double>) null, input[i]).doubleValue(), 0.00001D, message[i] + " to null type");
79 }
80 }
81
82 }