Lucene.Net.Search.Spans.TestPayloadSpans.TestShrinkToAfterShortestMatch3 C# (CSharp) Method

        public virtual void TestShrinkToAfterShortestMatch3()
		{
			RAMDirectory directory = new RAMDirectory();
			IndexWriter writer = new IndexWriter(directory, new TestPayloadAnalyzer(this), IndexWriter.MaxFieldLength.LIMITED);
			Document doc = new Document();
            doc.Add(new Field("content", new System.IO.StreamReader(new System.IO.MemoryStream(System.Text.Encoding.ASCII.GetBytes("j k a l f k k p a t a k l k t a")))));
			writer.AddDocument(doc);
			writer.Close();
			
			IndexSearcher is_Renamed = new IndexSearcher(directory, true);
			
			SpanTermQuery stq1 = new SpanTermQuery(new Term("content", "a"));
			SpanTermQuery stq2 = new SpanTermQuery(new Term("content", "k"));
			SpanQuery[] sqs = new SpanQuery[]{stq1, stq2};
			SpanNearQuery snq = new SpanNearQuery(sqs, 0, true);
			Spans spans = snq.GetSpans(is_Renamed.IndexReader);
			
			TopDocs topDocs = is_Renamed.Search(snq, 1);
			System.Collections.Hashtable payloadSet = new System.Collections.Hashtable();
			for (int i = 0; i < topDocs.ScoreDocs.Length; i++)
			{
				while (spans.Next())
				{
					System.Collections.Generic.ICollection<byte[]> payloads = spans.GetPayload();
					
					for (System.Collections.IEnumerator it = payloads.GetEnumerator(); it.MoveNext(); )
					{
						CollectionsHelper.AddIfNotContains(payloadSet, new System.String(System.Text.UTF8Encoding.UTF8.GetChars((byte[]) it.Current)));
					}
				}
			}
			Assert.AreEqual(2, payloadSet.Count);
			if (DEBUG)
			{
				System.Collections.IEnumerator pit = payloadSet.GetEnumerator();
				while (pit.MoveNext())
				{
					System.Console.Out.WriteLine("match:" + pit.Current);
				}
			}
			Assert.IsTrue(payloadSet.Contains("a:Noise:10"));
			Assert.IsTrue(payloadSet.Contains("k:Noise:11"));
		}