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Practical Node.js: Building Real-World Scalable Web Apps by Azat Mardan

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CHAPTER 3

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TDD and BDD for Node.js with Mocha

Test-driven development (TDD), as many of you might know, is one of the main, agile development techniques. The genius of TDD lies in increased quality of code, faster development resulting from greater programmer confidence, and improved bug detection (duh!).

Historically, web apps have been hard to autotest, and developers relied heavily on manual testing. But, certain parts such as standalone services and REST API can be and should be tested thoroughly by the TDD. At the same time, rich user interface (UI) / user experience (UX) can be tested with headless browsers such as PhantomJS.

The behavior-driven ...

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