public void Should_have_the_proper_change_count()
{
_preInsert.Value.Changes.Count().ShouldEqual(2);
PropertyChange change = _preInsert.Value.Changes.Single(x => x.Name == "Value");
change.ShouldNotBeNull();
change.Name.ShouldEqual("Value");
change.Value.ShouldEqual(223.45m);
change.OriginalValue.ShouldEqual(null);
}