What are the best practices for test-driven development?
Test-driven development (TDD) emphasizes writing tests before code. Key practices include writing small tests, keeping tests fast, and refactoring regularly.
Can you explain why writing tests first is beneficial?
Writing tests first helps clarify requirements, ensures code meets specifications, and reduces bugs, leading to more reliable software.
What tools can I use for TDD?
Popular tools for TDD include JUnit for Java, NUnit for .NET, and Jest for JavaScript. These frameworks support writing and running tests.
How do I handle tests that fail?
When tests fail, investigate the cause, fix the underlying issue, and then run the tests again to ensure everything works as expected.
Are there any common pitfalls in TDD?
Yes, common pitfalls include writing overly complex tests, neglecting to refactor, and not keeping tests up to date with code changes.
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