25.12.1. Mockito Example

Try these first

1. 1.

   Define mocking in the context of unit testing.

   Hint

   Think about the purpose of replacing real components.

2. 2.

   What is the purpose of the @Mock annotation in Mockito?

   Hint

   Recall how we indicate a mock object in the code.

3. 3.

   What framework is commonly used for mocking in Java?

   • JUnit
   • Mockito
   • TestNG

   Hint

   Consider which tool specializes in mocking.

4. 4.

   True or False: Mocking allows tests to use real implementations of dependencies.

   • True
   • False

   Hint

   Think about the function of mocks.

5. 5.

   Create a unit test using Mockito for a service that requires two dependencies and verify that both dependencies are called correctly during the test.

   Hint

   Ensure to isolate each dependency in your test.

6. 6.

   Discuss the implications of using mocks excessively in your testing strategy. What could potentially go wrong?

   Hint

   Think about the relationship between mocks and the actual behavior of the system.