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

        public virtual void TestThreadSafety()
        {
            const int numThreads = 5;
            int numDocs = AtLeast(50);
            ByteArrayPool pool = new ByteArrayPool(numThreads, 5);

            Directory dir = NewDirectory();
            IndexWriter writer = new IndexWriter(dir, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random())));
            const string field = "test";

            ThreadClass[] ingesters = new ThreadClass[numThreads];
            for (int i = 0; i < numThreads; i++)
            {
                ingesters[i] = new ThreadAnonymousInnerClassHelper(this, numDocs, pool, writer, field);
                ingesters[i].Start();
            }

            for (int i = 0; i < numThreads; i++)
            {
                ingesters[i].Join();
            }
            writer.Dispose();
            IndexReader reader = DirectoryReader.Open(dir);
            TermsEnum terms = MultiFields.GetFields(reader).Terms(field).Iterator(null);
            Bits liveDocs = MultiFields.GetLiveDocs(reader);
            DocsAndPositionsEnum tp = null;
            while (terms.Next() != null)
            {
                string termText = terms.Term().Utf8ToString();
                tp = terms.DocsAndPositions(liveDocs, tp);
                while (tp.NextDoc() != DocIdSetIterator.NO_MORE_DOCS)
                {
                    int freq = tp.Freq();
                    for (int i = 0; i < freq; i++)
                    {
                        tp.NextPosition();
                        BytesRef payload = tp.Payload;
                        Assert.AreEqual(termText, payload.Utf8ToString());
                    }
                }
            }
            reader.Dispose();
            dir.Dispose();
            Assert.AreEqual(pool.Size(), numThreads);
        }