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CodeSignal

Red-Green-Refactor: Practicing TDD with JavaScript & Jest

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Overview

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This course focuses on practicing the core TDD workflow: "Red-Green-Refactor." You'll write failing tests (Red), implement code to pass them (Green), and refactor while keeping tests passing (Refactor). No new concepts are introduced—just hands-on practice with various requirements to sharpen your TDD skills.

Syllabus

  • Lesson 1: Practice Red-Green-Refactor: Discount Calculation
  • Lesson 2: Continue Developing the calculateDiscount Function
  • Lesson 3: Building a Shopping Cart with Many Requirements through TDD
  • Lesson 4: Implementing More Features for the Shopping Cart
  • Lesson 5: Finishing the Shopping Cart with TDD and TypeScript

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