1// Copyright 2013 the V8 project authors. All rights reserved.
2// Redistribution and use in source and binary forms, with or without
3// modification, are permitted provided that the following conditions are
4// met:
5//
6//     * Redistributions of source code must retain the above copyright
7//       notice, this list of conditions and the following disclaimer.
8//     * Redistributions in binary form must reproduce the above
9//       copyright notice, this list of conditions and the following
10//       disclaimer in the documentation and/or other materials provided
11//       with the distribution.
12//     * Neither the name of Google Inc. nor the names of its
13//       contributors may be used to endorse or promote products derived
14//       from this software without specific prior written permission.
15//
16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28// Segment plain English sentence and check results.
29
30var iterator = new Intl.v8BreakIterator(['en']);
31
32var textToSegment = 'Jack and Jill, went over hill, and got lost. Alert!';
33iterator.adoptText(textToSegment);
34
35var slices = [];
36var types = [];
37var pos = iterator.first();
38while (pos !== -1) {
39  var nextPos = iterator.next();
40  if (nextPos === -1) break;
41
42  slices.push(textToSegment.slice(pos, nextPos));
43  types.push(iterator.breakType());
44
45  pos = nextPos;
46}
47
48assertEquals('Jack', slices[0]);
49assertEquals(' ', slices[1]);
50assertEquals('and', slices[2]);
51assertEquals(' ', slices[3]);
52assertEquals('Jill', slices[4]);
53assertEquals(',', slices[5]);
54assertEquals('!', slices[slices.length - 1]);
55
56assertEquals('letter', types[0]);
57assertEquals('none', types[1]);
58assertEquals('letter', types[2]);
59assertEquals('none', types[3]);
60assertEquals('letter', types[4]);
61assertEquals('none', types[types.length - 1]);
62