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17 package org.apache.commons.validator.routines;
18
19 import static org.junit.jupiter.api.Assertions.assertEquals;
20 import static org.junit.jupiter.api.Assertions.assertFalse;
21 import static org.junit.jupiter.api.Assertions.assertNull;
22 import static org.junit.jupiter.api.Assertions.assertTrue;
23
24 import java.text.DecimalFormat;
25 import java.util.Locale;
26
27 import org.junit.jupiter.api.BeforeEach;
28 import org.junit.jupiter.api.Test;
29
30
31
32
33 public class FloatValidatorTest extends AbstractNumberValidatorTest {
34
35 @Override
36 @BeforeEach
37 protected void setUp() {
38 super.setUp();
39
40 validator = new FloatValidator(false, 0);
41 strictValidator = new FloatValidator();
42
43 testPattern = "#,###.#";
44
45
46 max = Float.valueOf(Float.MAX_VALUE);
47 maxPlusOne = Double.valueOf(max.doubleValue() * 10);
48 min = Float.valueOf(Float.MAX_VALUE * -1);
49 minMinusOne = Double.valueOf(min.doubleValue() * 10);
50
51
52 invalidStrict = new String[] { null, "", "X", "X12", "12X", "1X2" };
53
54
55 invalid = new String[] { null, "", "X", "X12" };
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57
58 testNumber = Float.valueOf(1234.5f);
59 testZero = Float.valueOf(0);
60 validStrict = new String[] { "0", "1234.5", "1,234.5" };
61 validStrictCompare = new Number[] { testZero, testNumber, testNumber };
62 valid = new String[] { "0", "1234.5", "1,234.5", "1,234.5", "1234.5X" };
63 validCompare = new Number[] { testZero, testNumber, testNumber, testNumber, testNumber };
64
65 testStringUS = "1,234.5";
66 testStringDE = "1.234,5";
67
68
69 localeValue = testStringDE;
70 localePattern = "#.###,#";
71 testLocale = Locale.GERMANY;
72 localeExpected = testNumber;
73
74 }
75
76
77
78
79 @Test
80 public void testFloatRangeMinMax() {
81 final FloatValidator validator = (FloatValidator) strictValidator;
82 final Float number9 = validator.validate("9", "#");
83 final Float number10 = validator.validate("10", "#");
84 final Float number11 = validator.validate("11", "#");
85 final Float number19 = validator.validate("19", "#");
86 final Float number20 = validator.validate("20", "#");
87 final Float number21 = validator.validate("21", "#");
88
89
90 assertFalse(validator.isInRange(number9, 10, 20), "isInRange() < min");
91 assertTrue(validator.isInRange(number10, 10, 20), "isInRange() = min");
92 assertTrue(validator.isInRange(number11, 10, 20), "isInRange() in range");
93 assertTrue(validator.isInRange(number20, 10, 20), "isInRange() = max");
94 assertFalse(validator.isInRange(number21, 10, 20), "isInRange() > max");
95
96
97 assertFalse(validator.minValue(number9, 10), "minValue() < min");
98 assertTrue(validator.minValue(number10, 10), "minValue() = min");
99 assertTrue(validator.minValue(number11, 10), "minValue() > min");
100
101
102 assertTrue(validator.maxValue(number19, 20), "maxValue() < max");
103 assertTrue(validator.maxValue(number20, 20), "maxValue() = max");
104 assertFalse(validator.maxValue(number21, 20), "maxValue() > max");
105 }
106
107
108
109
110 @Test
111 public void testFloatSmallestValues() {
112 final String pattern = "#.#################################################################";
113 final DecimalFormat fmt = new DecimalFormat(pattern);
114
115
116 final Float smallestPositive = Float.valueOf(Float.MIN_VALUE);
117 final String strSmallestPositive = fmt.format(smallestPositive);
118 assertEquals(smallestPositive, FloatValidator.getInstance().validate(strSmallestPositive, pattern), "Smallest +ve");
119
120
121 final Float smallestNegative = Float.valueOf(Float.MIN_VALUE * -1);
122 final String strSmallestNegative = fmt.format(smallestNegative);
123 assertEquals(smallestNegative, FloatValidator.getInstance().validate(strSmallestNegative, pattern), "Smallest -ve");
124
125
126 final Double tooSmallPositive = Double.valueOf((double) Float.MIN_VALUE / (double) 10);
127 final String strTooSmallPositive = fmt.format(tooSmallPositive);
128 assertFalse(FloatValidator.getInstance().isValid(strTooSmallPositive, pattern), "Too small +ve");
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130
131 final Double tooSmallNegative = Double.valueOf(tooSmallPositive.doubleValue() * -1);
132 final String strTooSmallNegative = fmt.format(tooSmallNegative);
133 assertFalse(FloatValidator.getInstance().isValid(strTooSmallNegative, pattern), "Too small -ve");
134 }
135
136
137
138
139 @Test
140 public void testFloatValidatorMethods() {
141 final Locale locale = Locale.GERMAN;
142 final String pattern = "0,00,00";
143 final String patternVal = "1,23,45";
144 final String localeVal = "12.345";
145 final String germanPatternVal = "1.23.45";
146 final String defaultVal = "12,345";
147 final String xxxx = "XXXX";
148 final Float expected = Float.valueOf(12345);
149 assertEquals(expected, FloatValidator.getInstance().validate(defaultVal), "validate(A) default");
150 assertEquals(expected, FloatValidator.getInstance().validate(localeVal, locale), "validate(A) locale");
151 assertEquals(expected, FloatValidator.getInstance().validate(patternVal, pattern), "validate(A) pattern");
152 assertEquals(expected, FloatValidator.getInstance().validate(germanPatternVal, pattern, Locale.GERMAN), "validate(A) both");
153
154 assertTrue(FloatValidator.getInstance().isValid(defaultVal), "isValid(A) default");
155 assertTrue(FloatValidator.getInstance().isValid(localeVal, locale), "isValid(A) locale");
156 assertTrue(FloatValidator.getInstance().isValid(patternVal, pattern), "isValid(A) pattern");
157 assertTrue(FloatValidator.getInstance().isValid(germanPatternVal, pattern, Locale.GERMAN), "isValid(A) both");
158
159 assertNull(FloatValidator.getInstance().validate(xxxx), "validate(B) default");
160 assertNull(FloatValidator.getInstance().validate(xxxx, locale), "validate(B) locale ");
161 assertNull(FloatValidator.getInstance().validate(xxxx, pattern), "validate(B) pattern");
162 assertNull(FloatValidator.getInstance().validate(patternVal, pattern, Locale.GERMAN), "validate(B) both");
163
164 assertFalse(FloatValidator.getInstance().isValid(xxxx), "isValid(B) default");
165 assertFalse(FloatValidator.getInstance().isValid(xxxx, locale), "isValid(B) locale");
166 assertFalse(FloatValidator.getInstance().isValid(xxxx, pattern), "isValid(B) pattern");
167 assertFalse(FloatValidator.getInstance().isValid(patternVal, pattern, Locale.GERMAN), "isValid(B) both");
168 }
169 }