Lucene.Net.Index.TestConcurrentMergeScheduler.TestDeleteMerging C# (CSharp) Метод

        public virtual void TestDeleteMerging()
        {
            Directory directory = NewDirectory();

            LogDocMergePolicy mp = new LogDocMergePolicy();
            // Force degenerate merging so we can get a mix of
            // merging of segments with and without deletes at the
            // start:
            mp.MinMergeDocs = 1000;
            IndexWriter writer = new IndexWriter(directory, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random())).SetMergePolicy(mp));

            Document doc = new Document();
            Field idField = NewStringField("id", "", Field.Store.YES);
            doc.Add(idField);
            for (int i = 0; i < 10; i++)
            {
                if (VERBOSE)
                {
                    Console.WriteLine("\nTEST: cycle");
                }
                for (int j = 0; j < 100; j++)
                {
                    idField.StringValue = Convert.ToString(i * 100 + j);
                    writer.AddDocument(doc);
                }

                int delID = i;
                while (delID < 100 * (1 + i))
                {
                    if (VERBOSE)
                    {
                        Console.WriteLine("TEST: del " + delID);
                    }
                    writer.DeleteDocuments(new Term("id", "" + delID));
                    delID += 10;
                }

                writer.Commit();
            }

            writer.Dispose();
            IndexReader reader = DirectoryReader.Open(directory);
            // Verify that we did not lose any deletes...
            Assert.AreEqual(450, reader.NumDocs);
            reader.Dispose();
            directory.Dispose();
        }