Jest is a testing tool created by Facebook for testing React apps. As an example of E2E testing, we’ll verify that our webpage displays text and handles page navigation and form submissions as intended. While there are many testing frameworks available for React, in this tutorial, we’ll perform end-to-end testing in React using Jest and Puppeteer, two popular testing tools. In React, E2E testing helps to ensure that the code you wrote is functional and your app works as intended, allowing you to catch bugs in your code before your app is live. End-to-end testing (E2E) : Confirms that the entire range of features works from the user’s perspectiveĮnd-to-end tests simulate actual user actions and are designed to test how a real user would likely use the application. ![]()
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