Using the React Testing Library

The React Testing Library (https://testing-library.com/) is a set of tools and APIs for testing React components. It can be used for DOM testing and queries. The React Testing Library provides a set of query functions that help you search elements based on their text content, label, and so on. It also provides tools to simulate user actions such as clicking a button and typing into input fields.

Let’s go through some important concepts in the React Testing Library. The Testing Library provides a render() method that renders a React element into the DOM and makes it available for testing:

import { render } from '@testing-library/react'
render(<MyComponent />);

Queries can be used to find elements on the page. The screen object is a utility for querying the rendered components. It provides a set of query methods that can be used to find elements on the page. There are different types of queries that start with various...