## Mock Object Brief ![[Mock Object.excalidraw.svg|100]] A [[Software construction/Testing/Test Doubles/Test Doubles|Test double]] that validates that [[System Under Test]] demostrates the desired behavior. The Mock Object registers what calls the [[System Under Test]] performes and validates them indside the Mock object itself. ## Illustration ![[Mock-Object-lifecycle.gif]] ## Sources http://xunitpatterns.com/Mock%20Object.html