Lucene.Net.Index.BaseCompressingDocValuesFormatTestCase.TestDateCompression C# (CSharp) Метод

        public virtual void TestDateCompression()
        {
            Directory dir = new RAMDirectory();
            IndexWriterConfig iwc = new IndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random()));
            IndexWriter iwriter = new IndexWriter(dir, iwc);

            const long @base = 13; // prime
            long day = 1000L * 60 * 60 * 24;

            Document doc = new Document();
            NumericDocValuesField dvf = new NumericDocValuesField("dv", 0);
            doc.Add(dvf);
            for (int i = 0; i < 300; ++i)
            {
                dvf.LongValue = @base + Random().Next(1000) * day;
                iwriter.AddDocument(doc);
            }
            iwriter.ForceMerge(1);
            long size1 = DirSize(dir);
            for (int i = 0; i < 50; ++i)
            {
                dvf.LongValue = @base + Random().Next(1000) * day;
                iwriter.AddDocument(doc);
            }
            iwriter.ForceMerge(1);
            long size2 = DirSize(dir);
            // make sure the new longs costed less than if they had only been packed
            Assert.IsTrue(size2 < size1 + (PackedInts.BitsRequired(day) * 50) / 8);
        }