Lucene.Net.QueryParsers.TestQueryParser.TestPositionIncrement C# (CSharp) Method

        public virtual void TestPositionIncrement()
        {
            QueryParser qp = new QueryParser(Version.LUCENE_CURRENT, "a",
                                             new StopAnalyzer(Version.LUCENE_CURRENT,
                                                              StopFilter.MakeStopSet(new[] {"the", "in", "are", "this"})));
            qp.EnablePositionIncrements = true;
            string qtxt = "\"the words in poisitions pos02578 are stopped in this phrasequery\"";
            //               0         2                      5           7  8
            int[] expectedPositions = new int[] {1, 3, 4, 6, 9};
            PhraseQuery pq = (PhraseQuery) qp.Parse(qtxt);
            //System.out.println("Query text: "+qtxt);
            //System.out.println("Result: "+pq);
            Term[] t = pq.GetTerms();
            int[] pos = pq.GetPositions();
            for (int i = 0; i < t.Length; i++)
            {
                //System.out.println(i+". "+t[i]+"  pos: "+pos[i]);
                Assert.AreEqual(expectedPositions[i], pos[i], "term " + i + " = " + t[i] + " has wrong term-position!");
            }
        }