public void GetRangeTest()
{
var a = new[] { new EClass(1), new EClass(2), new EClass(3) };
var l = new EventedList <EClass>(a);
var r = l.GetRange(1, 2);
Assert.That(r.Count, Is.EqualTo(2));
Assert.That(r[0].Prop, Is.EqualTo(2));
}