Lucene.Net.Search.QueryUtils.CheckFirstSkipTo C# (CSharp) Method

        public static void CheckFirstSkipTo(Query q, IndexSearcher s, Similarity similarity)
        {
            //System.out.println("checkFirstSkipTo: "+q);
            const float maxDiff = 1e-3f;
            int[] lastDoc = new int[] { -1 };
            AtomicReader[] lastReader = new AtomicReader[] { null };
            IList<AtomicReaderContext> context = s.TopReaderContext.Leaves;
            s.Search(q, new CollectorAnonymousInnerClassHelper2(q, s, maxDiff, lastDoc, lastReader, context, similarity));

            if (lastReader[0] != null)
            {
                // confirm that skipping beyond the last doc, on the
                // previous reader, hits NO_MORE_DOCS
                AtomicReader previousReader = lastReader[0];
                IndexSearcher indexSearcher = LuceneTestCase.NewSearcher(previousReader, similarity);
                indexSearcher.Similarity = s.Similarity;
                Weight w = indexSearcher.CreateNormalizedWeight(q);
                Scorer scorer = w.Scorer((AtomicReaderContext)indexSearcher.TopReaderContext, previousReader.LiveDocs);
                if (scorer != null)
                {
                    bool more = scorer.Advance(lastDoc[0] + 1) != DocIdSetIterator.NO_MORE_DOCS;
                    Assert.IsFalse(more, "query's last doc was " + lastDoc[0] + " but skipTo(" + (lastDoc[0] + 1) + ") got to " + scorer.DocID());
                }
            }
        }