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// Segment plain Chinese sentence and check results.

var iterator = new Intl.v8BreakIterator(['zh']);

var textToSegment = '\u56FD\u52A1\u9662\u5173\u4E8E\u300A\u571F\u5730' +
                    '\u623F\u5C4B\u7BA1\u7406\u6761\u4F8B\u300B';
iterator.adoptText(textToSegment);

var slices = [];
var types = [];
var pos = iterator.first();
while (pos !== -1) {
  var nextPos = iterator.next();
  if (nextPos === -1) break;

  slices.push(textToSegment.slice(pos, nextPos));
  types.push(iterator.breakType());

  pos = nextPos;
}

assertEquals('\u56FD\u52A1\u9662', slices[0]);
assertEquals('\u5173\u4E8E', slices[1]);
assertEquals('\u300A', slices[2]);
assertEquals('\u571F\u5730', slices[3]);
assertEquals('\u623F\u5C4B', slices[4]);
assertEquals('\u7BA1\u7406', slices[5]);
assertEquals('\u6761\u4F8B', slices[6]);
assertEquals('\u300B', slices[7]);

assertEquals('ideo', types[0]);
assertEquals('ideo', types[1]);
assertEquals('none', types[2]);
assertEquals('ideo', types[3]);
assertEquals('ideo', types[4]);
assertEquals('none', types[types.length - 1]);