Please read this article for details:

http://nermins.net/post/2007/07/Mock-ADONET-with-ease-using-IDataReader-Stub-objects.aspx

This tool uses following libraries:

1) Enterprise Library 3.1

2) NUnit 2.4.3

3) TypeMock.Net

Assemblies from 1) and 2) are already included in SVN repository. You will need to download and install a free version of TypeMock.Net to run Unit tests in this solution.