Download Test-Driven JavaScript Development (Developer's Library) by Christian Johansen PDF

By Christian Johansen

This is the e-book model of the broadcast book.

For JavaScript builders engaged on more and more huge and intricate initiatives, potent automatic checking out is important to good fortune. Test-Driven JavaScript Development is an entire, best-practice consultant to agile JavaScript trying out and caliber insurance with the test-driven improvement (TDD) method. major agile JavaScript developer Christian Johansen covers all facets of employing state of the art automatic trying out in JavaScript environments, strolling readers in the course of the complete improvement lifecycle, from venture release to program deployment, and past.

Using real-life examples pushed by means of unit checks, Johansen exhibits the best way to use TDD to achieve larger self belief on your code base, so that you can fearlessly refactor and construct extra powerful, maintainable, and trustworthy JavaScript code at cheaper price. all through, he addresses the most important matters starting from code layout to functionality optimization, providing sensible options for builders, QA experts, and testers.

Coverage includes
•    knowing computerized checking out and TDD
•    construction potent automatic trying out workflows
•    trying out code for either browsers and servers (using Node.js)
•    utilizing TDD to construct purifier APIs, larger modularized code, and extra powerful software
•    Writing testable code
•    utilizing attempt stubs and mocks to check devices in isolation
•    constantly enhancing code via refactoring
•    jogging throughout the building and automatic trying out of totally practical software

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