1 // Test line iteration of BreakIterator.

     2 

     3 // Copyright (c) 1999  Cygnus Solutions

     4 // Written by Tom Tromey <tromey@cygnus.com>

     5 

     6 // This file is part of Mauve.

     7 

     8 // Mauve is free software; you can redistribute it and/or modify

     9 // it under the terms of the GNU General Public License as published by

    10 // the Free Software Foundation; either version 2, or (at your option)

    11 // any later version.

    12 

    13 // Mauve is distributed in the hope that it will be useful,

    14 // but WITHOUT ANY WARRANTY; without even the implied warranty of

    15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    16 // GNU General Public License for more details.

    17 

    18 // You should have received a copy of the GNU General Public License

    19 // along with Mauve; see the file COPYING.  If not, write to

    20 // the Free Software Foundation, 59 Temple Place - Suite 330,

    21 // Boston, MA 02111-1307, USA.

    22 

    23 // Tags: JDK1.1

    24 

    25 package gnu.testlet.java.text.BreakIterator;

    26 

    27 import gnu.testlet.Testlet;

    28 import gnu.testlet.TestHarness;

    29 

    30 import java.text.BreakIterator;

    31 import java.util.Locale;

    32 

    33 public class lineiter implements Testlet

    34 {

    35   public void check (String name, String in, String[] out, BreakIterator bi,

    36 		     TestHarness harness)

    37   {

    38     harness.checkPoint (name);

    39     bi.setText (in);

    40 

    41     int index = 0;

    42     int from = bi.current();

    43     harness.check (from, 0);

    44 

    45     while (true)

    46       {

    47 	int to = bi.next();

    48 	if (to == BreakIterator.DONE)

    49 	  break;

    50 	harness.check (in.substring (from, to), out[index]);

    51 	++index;

    52 	from = to;

    53       }

    54 

    55     harness.check (index, out.length);

    56 

    57 

    58     harness.checkPoint ("backwards " + name);

    59     bi.last();

    60     index = out.length - 1;

    61     from = bi.current ();

    62     harness.check (from, in.length());

    63 

    64     while (true)

    65       {

    66 	int to = bi.previous();

    67 	if (to == BreakIterator.DONE)

    68 	  break;

    69 	harness.check (in.substring (to, from), out[index]);

    70 	--index;

    71 	from = to;

    72       }

    73 

    74     harness.check (index, -1);

    75   }

    76 

    77   public void test (TestHarness harness)

    78   {

    79     // Just to be explicit: we're only testing the US locale here.

    80     Locale loc = Locale.US;

    81     Locale.setDefault (loc);

    82 

    83     BreakIterator bi = BreakIterator.getLineInstance (loc);

    84 

    85     String[] r1 = { "How ", "much ", "time ", "is ", "left?  ",

    86 		    "We ", "don't ", "know." };

    87     check ("How much", "How much time is left?  We don't know.", r1,

    88 	   bi, harness);

    89   }

    90 }