Tutorials

In this blog post I will show how to interact with DOM elements inside an iframe (even if the iframe is served from another domain), how to spy on window.fetch requests that the iframe makes, and even how to stub XHR requests from the iframe.…

How do you test native browser APIs like Notification? If you don't have a real modern browser during tests, it seems like a challenge. But Cypress controls an Electron or Chrome or (soon) Firefox browser, so your tests can access the real thing.…

Imagine a small "application" that shows Window Confirm popup when the user clicks a button. The HTML might look like this...…

In this blog post, I will show how to automatically load the React DevTools Chrome extension when launching the browser during Cypress tests.…

The Cypress Test Runner can "see" everything happening inside the web application under test: DOM elements, cookies, local storage items, location, etc. The Test Runner can also spy on and stub network requests the application is making to its backend API or even to the 3rd party APIs. This blog pos…