public void RemoveRange()
{
var items = new int[] { 1, 2, 3, 4, 5, 6, 7 };
var l = new DenseList <int>(items);
l.RemoveRange(5, 1);
l.RemoveRange(1, 2);
var l2 = new List <int>(items);
l2.RemoveRange(5, 1);
l2.RemoveRange(1, 2);
Assert.AreEqual(
l2.ToArray(),
l.ToArray()
);
}