CF

Test with Jest

52m 39s
English
Paid

Jest is an industry-leading test suite for JavaScript, trusted by projects big and small across the globe. In this course, you'll get up and running with Jest, learning how to efficiently test your JavaScript applications. Notable companies such as Facebook, New York Times, Twitter, Spotify, Instagram, and Airbnb rely on Jest today for their testing needs.

Course Overview

Jest is not only powerful but also incredibly easy to work with. By the end of this course, you'll be adept at installing Jest in your projects and ready to test your code, fully equipped to handle modern JavaScript.

Key Learning Outcomes

  • Understanding how to write tests, often referred to as specs (short for specifications).
  • Learning to organize your tests through grouping for better manageability.
  • Leveraging the powerful Snapshot feature provided by Jest.
  • Acquiring essential workflow tips & tricks to optimize your testing process.

Prerequisites

This course assumes a fundamental understanding of JavaScript Testing. If you're unfamiliar with the basics, we recommend enrolling in our JavaScript Testing Fundamentals course to build a strong foundation before diving into Jest.

About the Author: Vue School

Vue School thumbnail

Vue School (vueschool.io) is a Greece-based Vue.js training platform founded by Alex Kyriakidis, an early Vue community member and one of the longest-running independent Vue educators. Vue School operates as both an on-demand course platform and a Vue / Nuxt consulting business, with course material that often emerges from real client engagements.

Course material covers the full Vue ecosystem: Vue 3 fundamentals through advanced Composition API patterns, Nuxt 3 production deployment, Pinia state management, Vue Router, the testing track with Vitest, TypeScript with Vue, real-time features with Pusher / WebSockets, and the broader full-stack Vue work. Vue School also publishes the popular Mastering Pinia course in collaboration with Pinia's author Eduardo San Martín Morote.

The CourseFlix listing under this source carries over 30 Vue School courses spanning that range. Material is paid; Vue School runs on per-course or membership pricing on the original platform. Courses are aimed at Vue developers from beginner through senior level building production Vue applications.

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#1: Install Jest
All Course Lessons (13)
#Lesson TitleDurationAccess
1
Install Jest Demo
02:58
2
Running the First Test
03:02
3
Jest Expectations
03:22
4
Snapshot Testing with Jest
02:38
5
Execute Code Before and After Tests
02:34
6
Run Specific Tests Only
01:09
7
Run Tests in Watch Mode
01:05
8
Building and Testing a Library
05:30
9
The Record Method
04:52
10
The All Method
05:02
11
The Find Method
05:25
12
The Update Method
07:45
13
Customizable Options
07:17
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Frequently asked questions

What prerequisites are needed before enrolling in this course?
To get the most out of this course, a fundamental understanding of JavaScript Testing is assumed. If you are unfamiliar with the basics of JavaScript Testing, it is recommended to take the JavaScript Testing Fundamentals course to establish a strong foundation before advancing to learning Jest.
What specific tools or features will I learn to use in this course?
This course will teach you how to effectively use Jest, focusing on features like Snapshot Testing, organizing tests through grouping, and leveraging Jest's Expectations. Additionally, you will learn workflow tips and tricks to optimize the testing process, including running tests in watch mode and executing code before and after tests.
What type of projects will I be able to test after completing this course?
After completing this course, you will be equipped to test JavaScript applications, including building and testing libraries. The course covers various methods such as The Record Method, The All Method, The Find Method, and The Update Method, which are crucial for ensuring your projects behave as expected.
What is the estimated time commitment for completing this course?
The course consists of 13 lessons. While the exact runtime is not specified, students should allocate sufficient time to engage with each lesson and practice the concepts, particularly if they are new to testing with Jest.
How does the scope of this course compare to other JavaScript testing courses?
This course specifically focuses on mastering Jest as a testing suite for JavaScript applications. While it assumes prior knowledge of JavaScript Testing fundamentals, it delves deeply into Jest's features and workflows, unlike broader courses that may cover multiple testing frameworks.
Who would benefit most from taking this course?
The course is ideal for JavaScript developers who have a foundational understanding of testing and are looking to specialize in using Jest for their testing needs. It will benefit those who are working on projects that require reliable testing frameworks, as Jest is used by major companies like Facebook and Airbnb.
Is there anything not covered in this course that I should be aware of?
This course does not cover the fundamentals of JavaScript Testing, as it assumes that students already have this knowledge. It focuses exclusively on Jest and its application in testing JavaScript code. Those needing a broader introduction to testing concepts should consider additional resources or foundational courses.