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JavaScript Unit Testing - The Practical Guide

Learn how to write automated tests (unit & integration tests) for your JavaScript projects with Vitest & Jest.
4.7 ★★★★★31,275 studentsCreated by Maximilian Schwarzmüller, Academind by Maximilian SchwarzmüllerLast updated Oct 30, 2025🌐 English

What you'll learn

Write and structure unit & integration tests
Remove side effects from tests via mocking and spies
Work with popular JavaScript test runners and libraries
Write good tests and focus on testing core business logic

Requirements

Basic JavaScript knowledge is required
NO prior testing knowledge is necessary at all

Description

Frequently Asked Questions

Student Feedback

4.7
★★★★★
Course Rating
75%
15%
5%
5%
5%
S
Sarah J.
★★★★★2 weeks ago

This course was absolutely amazing! The instructor explained everything clearly and the projects were very helpful.

M
Michael T.
★★★★1 month ago

Great content, highly recommended for beginners. Just wish there were more practice exercises.

D
David K.
★★★★★2 months ago

Best course on this topic I've taken so far. Worth every penny (even better since I got it for free!).

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This course includes:
  • 📺 5h 30m on-demand video
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  • ♾️ Full lifetime access
  • 🏆 Certificate of completion