1 /*
   2  * Copyright (c) 1997, 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 4401726
  27  * @author John O'Conner
  28  * @library /java/text/testlib
  29  * @summary Regression tests for Collation and associated classes
  30  */
  31 
  32 
  33 import java.text.*;
  34 import java.util.Locale;
  35 import java.util.Vector;
  36 
  37 public class Test4401726 extends CollatorTest {
  38 
  39     public static void main(String[] args) throws Exception {
  40         new Test4401726().run(args);
  41     }
  42 
  43    public void TestSetOffSet() {
  44 
  45        int[] expected = {0, -1, 65536};
  46        int[] actual = new int[expected.length];
  47 
  48         try {
  49             String rule = "< a, A < d; D";
  50 
  51             RuleBasedCollator rbc = new RuleBasedCollator(rule);
  52             String str = "aD";
  53             CollationElementIterator iterator =
  54                 rbc.getCollationElementIterator(str);
  55 
  56             iterator.setOffset(0);
  57             actual[0] = iterator.getOffset();
  58             actual[1] = iterator.previous();
  59             iterator.setOffset(0);
  60             actual[2] = iterator.next();
  61 
  62             if (compareArray(expected, actual) == false) {
  63                 errln("Failed.");
  64             }
  65 
  66             str = "a";
  67             iterator = rbc.getCollationElementIterator(str);
  68             iterator.setOffset(0);
  69             actual[0] = iterator.getOffset();
  70             actual[1] = iterator.previous();
  71             iterator.setOffset(0);
  72             actual[2] = iterator.next();
  73 
  74             if (compareArray(expected, actual) == false) {
  75                 errln("Failed.");
  76             }
  77 
  78         } catch (ParseException e) {
  79             errln("Unexpected ParseException: " + e);
  80         }
  81 
  82 
  83     }
  84 
  85     boolean compareArray(int[] expected, int[] actual) {
  86         boolean retVal = false;
  87         if (expected.length == actual.length) {
  88             int errors = 0;
  89             for(int x=0; x< expected.length; ++x) {
  90                 if (expected[x] != actual[x]) {
  91                     ++errors;
  92                 }
  93             }
  94             if (errors == 0) retVal = true;
  95         }
  96         return retVal;
  97     }
  98 }