This course has been updated! We now recommend you take the JavaScript Testing Practices and Principles course.

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The "Discovery Testing" Lesson is part of the full, Unit Testing JavaScript (with CoffeeScript) course featured in this preview video. Here's what you'd learn in this lesson:

Justin’s calls his approach to unit testing “discovery testing”. This involves breaking down the feature into smaller pieces and identifying each responsibility. Justin demonstrates his discovery process on his arithmetic problem generator.

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