The Microsoft Silverlight Unit Test Framework (Microsoft.Silverlight.Testing) was designed to be a simple, extensible unit testing solution for rich Silverlight 2 applications, controls and class libraries.

The unit test framework is compatible with Microsoft Silverlight 2 Beta 1 and Beta 2, Mozilla Firefox, and Internet Explorer support.

Here are some key features of "Microsoft Silverlight Unit Test Framework":

· unit tests run right inside the web browser
· enables testing of rich controls and the entire Silverlight platform
· rich in-browser logging
· basic asynchronous testing support