Lucene.Net.Index.TestBinaryDocValuesUpdates.TestSimple C# (CSharp) Method

        public virtual void TestSimple()
        {
            Directory dir = NewDirectory();
            IndexWriterConfig conf = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random()));
            // make sure random config doesn't flush on us
            conf.SetMaxBufferedDocs(10);
            conf.SetRAMBufferSizeMB(IndexWriterConfig.DISABLE_AUTO_FLUSH);
            IndexWriter writer = new IndexWriter(dir, conf);
            writer.AddDocument(Doc(0)); // val=1
            writer.AddDocument(Doc(1)); // val=2
            if (Random().NextBoolean()) // randomly commit before the update is sent
            {
                writer.Commit();
            }
            writer.UpdateBinaryDocValue(new Term("id", "doc-0"), "val", ToBytes(2)); // doc=0, exp=2

            DirectoryReader reader;
            if (Random().NextBoolean()) // not NRT
            {
                writer.Dispose();
                reader = DirectoryReader.Open(dir);
            } // NRT
            else
            {
                reader = DirectoryReader.Open(writer, true);
                writer.Dispose();
            }

            Assert.AreEqual(1, reader.Leaves.Count);
            AtomicReader r = (AtomicReader)reader.Leaves[0].Reader;
            BinaryDocValues bdv = r.GetBinaryDocValues("val");
            BytesRef scratch = new BytesRef();
            Assert.AreEqual(2, GetValue(bdv, 0, scratch));
            Assert.AreEqual(2, GetValue(bdv, 1, scratch));
            reader.Dispose();

            dir.Dispose();
        }