Lucene.Net.Search.TestFilteredQuery.SetUp C# (CSharp) Method

        public override void SetUp()
        {
            base.SetUp();
            Directory = NewDirectory();
            RandomIndexWriter writer = new RandomIndexWriter(Random(), Directory, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random())).SetMergePolicy(NewLogMergePolicy()));

            Document doc = new Document();
            doc.Add(NewTextField("field", "one two three four five", Field.Store.YES));
            doc.Add(NewTextField("sorter", "b", Field.Store.YES));
            writer.AddDocument(doc);

            doc = new Document();
            doc.Add(NewTextField("field", "one two three four", Field.Store.YES));
            doc.Add(NewTextField("sorter", "d", Field.Store.YES));
            writer.AddDocument(doc);

            doc = new Document();
            doc.Add(NewTextField("field", "one two three y", Field.Store.YES));
            doc.Add(NewTextField("sorter", "a", Field.Store.YES));
            writer.AddDocument(doc);

            doc = new Document();
            doc.Add(NewTextField("field", "one two x", Field.Store.YES));
            doc.Add(NewTextField("sorter", "c", Field.Store.YES));
            writer.AddDocument(doc);

            // tests here require single segment (eg try seed
            // 8239472272678419952L), because SingleDocTestFilter(x)
            // blindly accepts that docID in any sub-segment
            writer.ForceMerge(1);

            Reader = writer.Reader;
            writer.Dispose();

            Searcher = NewSearcher(Reader);

            Query = new TermQuery(new Term("field", "three"));
            Filter = NewStaticFilterB();
        }