Lucene.Net.Search.TestNumericRangeQuery64.TestDoubleRange C# (CSharp) Method

        private void TestDoubleRange(int precisionStep)
        {
            string field = "ascfield" + precisionStep;
            const long lower = -1000L, upper = +2000L;

            Query tq = NumericRangeQuery.NewDoubleRange(field, precisionStep, NumericUtils.SortableLongToDouble(lower), NumericUtils.SortableLongToDouble(upper), true, true);
            TopDocs tTopDocs = Searcher.Search(tq, 1);
            Assert.AreEqual(upper - lower + 1, tTopDocs.TotalHits, "Returned count of range query must be equal to inclusive range length");

            Filter tf = NumericRangeFilter.NewDoubleRange(field, precisionStep, NumericUtils.SortableLongToDouble(lower), NumericUtils.SortableLongToDouble(upper), true, true);
            tTopDocs = Searcher.Search(new MatchAllDocsQuery(), tf, 1);
            Assert.AreEqual(upper - lower + 1, tTopDocs.TotalHits, "Returned count of range filter must be equal to inclusive range length");
        }