https://www.dotnetzone.gr:443/cs/blogs/napoleon/archive/2010/07/24/making-internals-visible.aspxA very interesting entry to AssemblyInfo that I found is InternalsVisibleTo. If added to a project makes visible internal classes & members to a calling assembly [ assembly : InternalsVisibleTo ( "MyProject.Tests.Unit" )]elCommunityServer 2.1 SP3 (Build: 20423.1)