MbUnit is an advanced unit testing framework. Jonathan de Halleux origonally wrote this framework and posted to The Code Project in the article MbUnit : Generative Unit Test Framework.

MbUnit is an extensible .Net test framework. As in NUnit, tests are created at runtime using Reflection and custom attributes. MbUnit differentiates itself from NUnit in it's extensibility model. It contains a number of tests that go beyond the simple unit testing, such as combinatorial testing, data oriented testing, etc...