Testing is a critical part of the development process. There is no shortage of different ways to test our apps. This talk will give an intro to general testing principles and tools before diving into the specifics of testing React components using Jest and React Testing Library, the tooling recommended by the React core team.
This month's guest presenter, Chris Schmitz, Senior Software Engineer at Handshake, will teach you how to get started with Jest and the React Testing Library.
0:00 - Intro and Agenda
2:23 - What is a React Test?
3:53 - Why Write Tests?
4:13 - Documentation
5:17 - Consistency
6:10 - Comfort and Confidence in Testing
7:29 - Productivity
8:16 - Types of Tests
10:14 - React Component Tests
12:36 - A Jest Test
15:10 - Walkthrough Begins
18:53 - Rendering Components for Testing
23:54 - Use DOM Testing Library for Querying the DOM
31:14 - Rendering and Testing with React Testing Library
35:11 - Simulating User Interaction
41:45 - Testing Async Code
49:00 - More Resources to Explore
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