Lucene.Net.Index.TestSizeBoundedForceMerge.TestSingleMergeableTooLargeSegment C# (CSharp) Method

        public virtual void TestSingleMergeableTooLargeSegment()
        {
            Directory dir = new RAMDirectory();

            IndexWriterConfig conf = NewWriterConfig();
            IndexWriter writer = new IndexWriter(dir, conf);

            AddDocs(writer, 5, true);

            // delete the last document

            writer.DeleteDocuments(new Term("id", "4"));
            writer.Dispose();

            conf = NewWriterConfig();
            LogMergePolicy lmp = new LogDocMergePolicy();
            lmp.MaxMergeDocs = 2;
            conf.SetMergePolicy(lmp);

            writer = new IndexWriter(dir, conf);
            writer.ForceMerge(1);
            writer.Dispose();

            // Verify that the last segment does not have deletions.
            SegmentInfos sis = new SegmentInfos();
            sis.Read(dir);
            Assert.AreEqual(1, sis.Size());
            Assert.IsTrue(sis.Info(0).HasDeletions());
        }
    }