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Back-end Engineering

111 learners

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

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.

Jest

TypeScript

See path

5 lessons

27 practices

3 hours

Programming, Algorithms, and Data Structures

Lessons and practices

Lesson 1: Practice Red-Green-Refactor: Discount Calculation

Discount Calculation: Requirement #1

Discount Calculation: Requirement #2

Discount Calculation: Requirement #3

Discount Calculation: Requirement #4

Discount Calculation: Requirement #5

Discount Calculation: Requirement #6

Lesson 2: Continue Developing the calculateDiscount Function

Discount Calculation: Requirement #7

Discount Calculation: Requirement #8

Discount Calculation: Requirement #9

Discount Calculation: Requirement #10

Discount Calculation: Requirement #11

Lesson 3: Building a Shopping Cart with Many Requirements through TDD

Shopping Cart: Requirement #1

Shopping Cart: Requirement #2

Shopping Cart: Requirement #3

Shopping Cart: Requirement #4

Shopping Cart: Requirement #5

Lesson 4: Implementing More Features for the Shopping Cart

Shopping Cart: Requirement #6

Shopping Cart: Requirement #7

Shopping Cart: Requirement #8

Shopping Cart: Requirement #9

Shopping Cart: Requirement #10

Lesson 5: Finishing the Shopping Cart with TDD and TypeScript

Shopping Cart: Requirement #11

Shopping Cart: Requirement #12

Shopping Cart: Requirement #13

Shopping Cart: Requirement #14

Shopping Cart: Requirement #15

Shopping Cart: Requirement #16

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