Lucene.Net.Index.TestPayloads.TestMixupDocs C# (CSharp) Method

        public virtual void TestMixupDocs()
        {
            Directory dir = NewDirectory();
            IndexWriterConfig iwc = NewIndexWriterConfig(TEST_VERSION_CURRENT, null);
            iwc.SetMergePolicy(NewLogMergePolicy());
            RandomIndexWriter writer = new RandomIndexWriter(Random(), dir, iwc);
            Document doc = new Document();
            Field field = new TextField("field", "", Field.Store.NO);
            TokenStream ts = new MockTokenizer(new StringReader("here we go"), MockTokenizer.WHITESPACE, true);
            Assert.IsFalse(ts.HasAttribute<PayloadAttribute>());
            field.TokenStream = ts;
            doc.Add(field);
            writer.AddDocument(doc);
            Token withPayload = new Token("withPayload", 0, 11);
            withPayload.Payload = new BytesRef("test");
            ts = new CannedTokenStream(withPayload);
            Assert.IsTrue(ts.HasAttribute<IPayloadAttribute>());
            field.TokenStream = ts;
            writer.AddDocument(doc);
            ts = new MockTokenizer(new StringReader("another"), MockTokenizer.WHITESPACE, true);
            Assert.IsFalse(ts.HasAttribute<PayloadAttribute>());
            field.TokenStream = ts;
            writer.AddDocument(doc);
            DirectoryReader reader = writer.Reader;
            AtomicReader sr = SlowCompositeReaderWrapper.Wrap(reader);
            DocsAndPositionsEnum de = sr.TermPositionsEnum(new Term("field", "withPayload"));
            de.NextDoc();
            de.NextPosition();
            Assert.AreEqual(new BytesRef("test"), de.Payload);
            writer.Dispose();
            reader.Dispose();
            dir.Dispose();
        }