Lucene.Net.Index.IndexReader.GetTermFreqVector C# (CSharp) Method

		abstract public ITermFreqVector GetTermFreqVector(int docNumber, String field);
		

        public virtual void  TestMixedTermVectorSettingsSameField()
        {
            Document doc = new Document();

            // f1 first without tv then with tv
            doc.Add(new Field("f1", "v1", Field.Store.YES, Field.Index.NOT_ANALYZED, TermVector.NO));
            doc.Add(new Field("f1", "v2", Field.Store.YES, Field.Index.NOT_ANALYZED, TermVector.WITH_POSITIONS_OFFSETS));
            // f2 first with tv then without tv
            doc.Add(new Field("f2", "v1", Field.Store.YES, Field.Index.NOT_ANALYZED, TermVector.WITH_POSITIONS_OFFSETS));
            doc.Add(new Field("f2", "v2", Field.Store.YES, Field.Index.NOT_ANALYZED, TermVector.NO));

            IndexWriter writer = new IndexWriter(dir, new StandardAnalyzer(), true, IndexWriter.MaxFieldLength.LIMITED);

            writer.AddDocument(doc);
            writer.Close();

            _TestUtil.CheckIndex(dir);

            IndexReader reader = IndexReader.Open(dir);
            // f1
            TermFreqVector tfv1 = reader.GetTermFreqVector(0, "f1");

            Assert.IsNotNull(tfv1);
            Assert.AreEqual(2, tfv1.GetTerms().Length, "the 'with_tv' setting should rule!");
            // f2
            TermFreqVector tfv2 = reader.GetTermFreqVector(0, "f2");

            Assert.IsNotNull(tfv2);
            Assert.AreEqual(2, tfv2.GetTerms().Length, "the 'with_tv' setting should rule!");
        }