1 /*
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3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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13  * accompanied this code).
14  *
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23 
24 /*
25  * @test
26  * @bug 4105380
27  * @summary basic tests for new methods getFormatsByArgumentIndex, setFormatByArgumentIndex, setFormatsByArgumentIndex
28  */
29 
30 package test.java.text.Format.MessageFormat;
31 
32 import java.text.ChoiceFormat;
33 import java.text.Format;
34 import java.text.MessageFormat;
35 import java.text.NumberFormat;
36 
37 public class MessageFormatsByArgumentIndex {
38 
39     private static String choicePattern = "0.0#are no files|1.0#is one file|1.0<are {0,number,integer} files";
40 
main(String[] args)41     public static void main(String[] args) {
42         Format[] subformats;
43 
44         MessageFormat format = new MessageFormat("{3, choice," + choicePattern + "}, {2}, {0}");
45 
46         subformats = format.getFormatsByArgumentIndex();
47         checkSubformatLength(subformats, 4);
48         checkSubformat(subformats, 0, null);
49         checkSubformat(subformats, 1, null);
50         checkSubformat(subformats, 2, null);
51         checkSubformat(subformats, 3, new ChoiceFormat(choicePattern));
52 
53         subformats = format.getFormats();
54         checkSubformatLength(subformats, 3);
55         checkSubformat(subformats, 0, new ChoiceFormat(choicePattern));
56         checkSubformat(subformats, 1, null);
57         checkSubformat(subformats, 2, null);
58 
59         format.setFormatByArgumentIndex(0, NumberFormat.getInstance());
60 
61         checkPattern(format.toPattern(), "{3,choice," + choicePattern + "}, {2}, {0,number}");
62 
63         subformats = format.getFormatsByArgumentIndex();
64         checkSubformatLength(subformats, 4);
65         checkSubformat(subformats, 0, NumberFormat.getInstance());
66         checkSubformat(subformats, 1, null);
67         checkSubformat(subformats, 2, null);
68         checkSubformat(subformats, 3, new ChoiceFormat(choicePattern));
69 
70         subformats = format.getFormats();
71         checkSubformatLength(subformats, 3);
72         checkSubformat(subformats, 0, new ChoiceFormat(choicePattern));
73         checkSubformat(subformats, 1, null);
74         checkSubformat(subformats, 2, NumberFormat.getInstance());
75 
76         format.setFormatsByArgumentIndex(subformats);
77 
78         checkPattern(format.toPattern(), "{3,choice," + choicePattern + "}, {2,number}, {0,choice," + choicePattern + "}");
79 
80         subformats = format.getFormatsByArgumentIndex();
81         checkSubformatLength(subformats, 4);
82         checkSubformat(subformats, 0, new ChoiceFormat(choicePattern));
83         checkSubformat(subformats, 1, null);
84         checkSubformat(subformats, 2, NumberFormat.getInstance());
85         checkSubformat(subformats, 3, new ChoiceFormat(choicePattern));
86 
87         subformats = format.getFormats();
88         checkSubformatLength(subformats, 3);
89         checkSubformat(subformats, 0, new ChoiceFormat(choicePattern));
90         checkSubformat(subformats, 1, NumberFormat.getInstance());
91         checkSubformat(subformats, 2, new ChoiceFormat(choicePattern));
92 
93     }
94 
checkPattern(String actual, String expected)95     private static void checkPattern(String actual, String expected) {
96         if (!expected.equals(actual)) {
97               throw new RuntimeException("unexpected pattern:\n expected: " + expected + "\n   actual: " + actual);
98         }
99     }
100 
checkSubformatLength(Format[] subformats, int expected)101     private static void checkSubformatLength(Format[] subformats, int expected) {
102         if (subformats.length != expected) {
103             throw new RuntimeException("unexpected subformat length:\n expected: " + expected + "\n   actual: " + subformats.length);
104         }
105     }
106 
checkSubformat(Format[] subformats, int index, Format expected)107     private static void checkSubformat(Format[] subformats, int index, Format expected) {
108         Format subformat = subformats[index];
109         if (subformat == expected) {
110             return;
111         }
112         if ((subformat != null) && subformat.equals(expected)) {
113             return;
114         }
115         throw new RuntimeException("found unexpected subformat for argument " + index + ":\n expected: " + expected + "\n   actual: " + subformat);
116     }
117 }
118