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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What annotation is used to create a mock object in Mockito?
💡 Hint: Think about the purpose of the annotation; it creates something fake for testing.
Question 2
Easy
How do you specify that a mock should return a specific value?
💡 Hint: It involves setting a condition followed by the expected result.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does the @Mock annotation do?
- Creates a real object
- Creates a mock object
- Injects dependencies
💡 Hint: Recall the primary role of mocking in testing.
Question 2
True or False: The verify method is used to define the behavior of a mock object.
- True
- False
💡 Hint: Consider what verifying implies in the context of testing.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a unit test class that uses Mockito to test a UserService class that relies on a UserRepository mock. The test should verify that the findUser method returns the expected user when called.
💡 Hint: Think about the dependencies and how to inject them appropriately into `UserService`.
Question 2
In a service that calculates discounts, how would you use Mockito to mock the database layer that retrieves product prices? Write a test case demonstrating this.
💡 Hint: Make sure you clarify the roles of the database layer and the service you're testing.
Challenge and get performance evaluation