/// <summary> /// Note: The neededBounds Iterable must be unsigned (easier understanding what's happening) </summary> private void AssertIntRangeSplit(int lower, int upper, int precisionStep, bool useBitSet, IEnumerable <int> expectedBounds, IEnumerable <int> expectedShifts) { FixedBitSet bits = useBitSet ? new FixedBitSet(upper - lower + 1) : null; IEnumerator <int> neededBounds = (expectedBounds is null) ? null : expectedBounds.GetEnumerator(); IEnumerator <int> neededShifts = (expectedShifts is null) ? null : expectedShifts.GetEnumerator(); NumericUtils.SplitInt32Range(new IntRangeBuilderAnonymousClass(lower, upper, useBitSet, bits, neededBounds, neededShifts), precisionStep, lower, upper); if (useBitSet) { // after flipping all bits in the range, the cardinality should be zero bits.Flip(0, upper - lower + 1); Assert.AreEqual(0, bits.Cardinality, "The sub-range concenated should match the whole range"); } }