mock object

mock object (plural mock objects)

1. (object-oriented programming) An object that mimics the behavior of a real object in a controlled way, often used as part of unit testing.

   Synonym: mock

   Hypernyms: fake, test double

   Coordinate term: stub

   • 2020, Cătălin Tudose, JUnit in Action, 3rd edition, Simon and Schuster, →ISBN, page 139:

     Mock objects (mocks, for short) are perfectly suited for testing a portion of code logic in isolation from the rest of the code.