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

        public virtual void TestEmptyEnums()
        {
            int count = 3000;
            long lower = (Distance * 3 / 2) + StartOffset, upper = lower + count * Distance + (Distance / 3);
            // test empty enum
            Debug.Assert(lower < upper);
            Assert.IsTrue(0 < CountTerms(NumericRangeQuery.NewLongRange("field4", 4, lower, upper, true, true)));
            Assert.AreEqual(0, CountTerms(NumericRangeQuery.NewLongRange("field4", 4, upper, lower, true, true)));
            // test empty enum outside of bounds
            lower = Distance * NoDocs + StartOffset;
            upper = 2L * lower;
            Debug.Assert(lower < upper);
            Assert.AreEqual(0, CountTerms(NumericRangeQuery.NewLongRange("field4", 4, lower, upper, true, true)));
        }