Microsoft WPF team has released the TestApi v0.3 with various new additions and updates to the common testing API library.  The new APIs and updates include:

  • Managed code fault injection API
  • Combinational variation generation API
  • New application control API
  • Visual verification additions
  • Acceptance tests
  • New samples
  • New namespace and binary naming
  • Updated documentation

The release can be downloaded from here as a zip file and don't forget to follow these steps to unblock the downloaded zip file before you unzip it. 

The mastermind behind this initiative, Ivo Manolov, also has a series very good blog posts for more details about the new APIs:

Please send your feedback, comments, thoughts and suggestion to or post them at the TestApi forum.  Thanks!