Practice Blazingly Fast Execution (3.2.4.4) - Software Engineering - Unit Testing Techniques
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Blazingly Fast Execution

Practice - Blazingly Fast Execution

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the purpose of unit testing?

💡 Hint: Think about the role of unit tests in the software development lifecycle.

Question 2 Easy

What does isolation in unit testing mean?

💡 Hint: Consider why it's important for testing results.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the primary benefit of rapid execution in unit tests?

Increased complexity
Faster feedback loops
Higher costs

💡 Hint: Consider how speed affects the testing process.

Question 2

True or False: Mocks are used to validate interactions while stubs provide controlled outputs.

True
False

💡 Hint: Think about the purpose of each type of test double.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a unit test strategy for a login function that depends on external services, using both stubs and mocks.

💡 Hint: Consider what responses you would need from each component to isolate the login function smoothly.

Challenge 2 Hard

Explain how you would refactor a slow-running suite of unit tests while maintaining test coverage and effectiveness.

💡 Hint: Focus on eliminating dependencies that slow down execution.

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Reference links

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