25.7 - Writing Your First Unit Test with JUnit 5
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Practice Questions
Test your understanding with targeted questions
What annotation do you use to mark a test method in JUnit?
💡 Hint: It's a single-character text that begins with '@'.
What is the purpose of assertEquals?
💡 Hint: Think of equality checking.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the @Test annotation do?
💡 Hint: Look at which entity it is marking!
The method assertEquals checks if _____ .
💡 Hint: Consider the meaning of equality in tests.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Create and implement a unit test for a Calculator class that includes methods for multiplication and division. Ensure all tests are comprehensive.
💡 Hint: Think about edge cases when writing your tests.
Explain the importance of clear failure messages in unit tests and how they aid in debugging.
💡 Hint: Why do you think a developer needs clarity when tests fail?
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