What are the benefits of using test doubles in software development?
Test doubles help isolate components, improve test speed, and allow for testing in various scenarios without dependencies.
Can you explain the different types of test doubles?
Sure! The main types are stubs, mocks, fakes, and spies, each serving different purposes in testing.
How do test doubles improve the reliability of tests?
They reduce flakiness by eliminating external dependencies, ensuring tests are more predictable and easier to maintain.
Are there any downsides to using test doubles?
Yes, overusing them can lead to tests that don't reflect real-world scenarios, so balance is key.
What best practices should I follow when using test doubles?
Focus on clarity, keep them simple, and ensure they mimic real behavior closely to maintain test effectiveness.
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