What's the difference between Assert.AreNotEqual and Assert.AreNotSame?

Question

In C#, what\'s the difference between

Assert.AreNotEqual

and

Assert.AreNotSame

Answer 1

AreNotSame uses reference equality (object.ReferenceEquals) - i.e. are they the same actual instance of an object; AreNotEqual uses conceptual equality (.Equals) - i.e. are they considered equal.