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AoAD2 Practice: Test-Driven Development

James Shore

This is a pre-release excerpt of The Art of Agile Development, Second Edition , to be published by O’Reilly in 2021. Visit the Second Edition home page for information about the open development process, additional excerpts, and more. To share your thoughts, join the AoAD2 open review mailing list. Test-Driven Development.

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Agile, Stand-ups, TDD and Code Reviews

The Programmer's Paradox

These two things tend to make agile an excellent fit for startups and an impossibly bad fit for large projects in large organizations. A big problem in development, particularly when a lot of people are introverts, is communication. Some people invented a fun little game called “test driven development” (TDD).

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Extended Role of QA in Test Driven Development (TDD)

Xoriant

TDD is an Agile Development technique in which developers write test cases before writing the corresponding code for the user story assigned to him. Once the code passes the Acceptance test, the code is then refactored /simplified to be used as production code. How TDD is different than others?

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LLMs Demand Observability-Driven Development

Honeycomb

Many software engineers are encountering LLMs for the very first time, while many ML engineers are being exposed directly to production systems for the very first time. LLMs are their own beast Unit testing involves asserting predictable outputs for defined inputs, but this obviously cannot be done with LLMs. Sound at all familiar?

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5 ways to do Continuously Improved Testing

Xebia

In many organizations, automated testing lags behind and becomes a bottleneck for successful continuous delivery. Either tests do not provide enough confidence or companies take a very traditional approach, resulting in releases either introducing substantial risks or becoming costly. Lower-level testing.

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5 Tips for Successfully Implementing Behavior-Driven Development in Your Team

Gorilla Logic

Experiences like these make many developers think about using Behavior-Driven Development (BDD). BDD emphasizes collaboration between developers, testers, and stakeholders to define and deliver software that meets business requirements. For each team member, ask: Are they familiar with BDD or TDD?

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Authors’ Cut—Not-So-Distant Early Warning: Making the Move to Observability-Driven Development

Honeycomb

This is how the developer story used to go: You do your coding work once, then you ship it to production—only to find out the code (or its dependencies) has security or other vulnerabilities. After all, observability is about understanding systems, which means more than just production. TDD goes platinum. But nothing’s perfect.