1 /*
   2  * Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 4105380
  27  * @summary basic tests for new methods getFormatsByArgumentIndex, setFormatByArgumentIndex, setFormatsByArgumentIndex
  28  */
  29 
  30 import java.text.ChoiceFormat;
  31 import java.text.Format;
  32 import java.text.MessageFormat;
  33 import java.text.NumberFormat;
  34 
  35 public class MessageFormatsByArgumentIndex {
  36 
  37     private static String choicePattern = "0.0#are no files|1.0#is one file|1.0<are {0,number,integer} files";
  38 
  39     public static void main(String[] args) {
  40         Format[] subformats;
  41 
  42         MessageFormat format = new MessageFormat("{3, choice," + choicePattern + "}, {2}, {0}");
  43 
  44         subformats = format.getFormatsByArgumentIndex();
  45         checkSubformatLength(subformats, 4);
  46         checkSubformat(subformats, 0, null);
  47         checkSubformat(subformats, 1, null);
  48         checkSubformat(subformats, 2, null);
  49         checkSubformat(subformats, 3, new ChoiceFormat(choicePattern));
  50 
  51         subformats = format.getFormats();
  52         checkSubformatLength(subformats, 3);
  53         checkSubformat(subformats, 0, new ChoiceFormat(choicePattern));
  54         checkSubformat(subformats, 1, null);
  55         checkSubformat(subformats, 2, null);
  56 
  57         format.setFormatByArgumentIndex(0, NumberFormat.getInstance());
  58 
  59         checkPattern(format.toPattern(), "{3,choice," + choicePattern + "}, {2}, {0,number}");
  60 
  61         subformats = format.getFormatsByArgumentIndex();
  62         checkSubformatLength(subformats, 4);
  63         checkSubformat(subformats, 0, NumberFormat.getInstance());
  64         checkSubformat(subformats, 1, null);
  65         checkSubformat(subformats, 2, null);
  66         checkSubformat(subformats, 3, new ChoiceFormat(choicePattern));
  67 
  68         subformats = format.getFormats();
  69         checkSubformatLength(subformats, 3);
  70         checkSubformat(subformats, 0, new ChoiceFormat(choicePattern));
  71         checkSubformat(subformats, 1, null);
  72         checkSubformat(subformats, 2, NumberFormat.getInstance());
  73 
  74         format.setFormatsByArgumentIndex(subformats);
  75 
  76         checkPattern(format.toPattern(), "{3,choice," + choicePattern + "}, {2,number}, {0,choice," + choicePattern + "}");
  77 
  78         subformats = format.getFormatsByArgumentIndex();
  79         checkSubformatLength(subformats, 4);
  80         checkSubformat(subformats, 0, new ChoiceFormat(choicePattern));
  81         checkSubformat(subformats, 1, null);
  82         checkSubformat(subformats, 2, NumberFormat.getInstance());
  83         checkSubformat(subformats, 3, new ChoiceFormat(choicePattern));
  84 
  85         subformats = format.getFormats();
  86         checkSubformatLength(subformats, 3);
  87         checkSubformat(subformats, 0, new ChoiceFormat(choicePattern));
  88         checkSubformat(subformats, 1, NumberFormat.getInstance());
  89         checkSubformat(subformats, 2, new ChoiceFormat(choicePattern));
  90 
  91     }
  92 
  93     private static void checkPattern(String actual, String expected) {
  94         if (!expected.equals(actual)) {
  95               throw new RuntimeException("unexpected pattern:\n expected: " + expected + "\n   actual: " + actual);
  96         }
  97     }
  98 
  99     private static void checkSubformatLength(Format[] subformats, int expected) {
 100         if (subformats.length != expected) {
 101             throw new RuntimeException("unexpected subformat length:\n expected: " + expected + "\n   actual: " + subformats.length);
 102         }
 103     }
 104 
 105     private static void checkSubformat(Format[] subformats, int index, Format expected) {
 106         Format subformat = subformats[index];
 107         if (subformat == expected) {
 108             return;
 109         }
 110         if ((subformat != null) && subformat.equals(expected)) {
 111             return;
 112         }
 113         throw new RuntimeException("found unexpected subformat for argument " + index + ":\n expected: " + expected + "\n   actual: " + subformat);
 114     }
 115 }