1   /*
2    * Copyright 2004 the original author or authors.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package com.ancientprogramming.fixedformat4j.format.impl;
17  
18  import junit.framework.TestCase;
19  import com.ancientprogramming.fixedformat4j.format.FormatInstructions;
20  import com.ancientprogramming.fixedformat4j.format.data.FixedFormatDecimalData;
21  import com.ancientprogramming.fixedformat4j.format.data.FixedFormatNumberData;
22  import com.ancientprogramming.fixedformat4j.annotation.Align;
23  import com.ancientprogramming.fixedformat4j.annotation.Sign;
24  import com.ancientprogramming.fixedformat4j.annotation.FixedFormatNumber;
25  import static com.ancientprogramming.fixedformat4j.annotation.FixedFormatNumber.*;
26  
27  /**
28   * @author Jacob von Eyben - http://www.ancientprogramming.com
29   * @since 1.0.0
30   */
31  public class TestDoubleFormatter extends TestCase {
32    DoubleFormatter formatter = new DoubleFormatter();
33  
34    public void testParse() {
35      assertEquals(100.50, formatter.parse("+000010050", new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(2, false, '.'))));
36      assertEquals(1234.56, formatter.parse("+000123456", new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(2, false, '.'))));
37  
38      //use delimiter
39      assertEquals(1234.56, formatter.parse("+001234.56", new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(2, true, '.'))));
40      assertEquals(123.456, formatter.parse("+00123_456", new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(3, true, '_'))));
41  
42      //no decimals
43      assertEquals(123456.0, formatter.parse("+000123456", new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(0, true, '_'))));
44  
45      assertEquals(0.0, formatter.parse("+000000000", new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(0, true, '_'))));
46     
47      assertEquals(0.0, formatter.parse("+000000000", new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(0, true, '_'))));
48  
49      //negative number
50      assertEquals(-100.50, formatter.parse("-000010050", new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(2, false, '.'))));
51      assertEquals(0.0, formatter.parse("-000000000", new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(2, false, '.'))));
52      assertEquals(0.0, formatter.parse("+000000.00", new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(2, true, '.'))));
53    }
54  
55    public void testFormat() {
56      assertEquals("+000010050", formatter.format(new Double(100.5), new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(2, false, '.'))));
57      assertEquals("+000001005", formatter.format(new Double(100.51), new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(1, false, '.'))));
58      assertEquals("+000123456", formatter.format(new Double(1234.562), new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(2, false, '.'))));
59  
60      assertEquals("+001234.56", formatter.format(new Double(1234.562), new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(2, true, '.'))));
61      assertEquals("+00123.456", formatter.format(new Double(123.4562), new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(3, true, '.'))));
62  
63      assertEquals("+00000.000", formatter.format(new Double(0.0), new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(3, true, '.'))));
64      assertEquals("+00000.000", formatter.format(null, new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(3, true, '.'))));
65  
66      //the number is bigger than the total length
67      assertEquals("+456789.01", formatter.format(new Double(123456789.01), new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(2, true, '.'))));
68  
69      assertEquals("-000010050", formatter.format(new Double(-100.5), new FormatInstructions(10, Align.RIGHT, '0', null, null, new FixedFormatNumberData(Sign.PREPEND, DEFAULT_POSITIVE_SIGN, DEFAULT_NEGATIVE_SIGN), new FixedFormatDecimalData(2, false, '.'))));
70    }
71  }