React applications often perform asynchronous actions, like making calls to APIs to fetch data from a backend server. This asynchronous behavior can make unit tests and component tests a bit tricky to write.
Due to its power and first-class support for Typescript, Deno has gained a lot of popularity in recent years. A common stumbling block for developers new to Deno is how to use Node.js packages in Deno apps. In this tutorial, you'll learn how to leverage the enormous ecosystem of code in the npm registry and use Node.js modules in your Deno applications.
Web applications have advanced a lot over the last decade. They have advanced from a simple static page for your pet, to fully functional tools that allow you to connect with friends, buy books and even author content for the web. To allow for this advancement, the technology behind web applications has had to grow a lot. One of the most recent advancements in how we structure web applications is the concept of micro frontends. In this article we will build a web application and learn about micro frontends along the way.
Selenium Grid is an open-source project that enables you to run Selenium tests across browsers on your own infrastructure. In this tutorial, we'll cover how to set up Selenium Grid to run a basic set of tests.
Cypress does not have built-in support for testing workflows that require a user to highlight text on a page. This tutorial provides two workarounds that allow you replicate and test text highlighting in your Cypress tests.
Correctly detecting and waiting for asynchronous actions is one of the most effective ways for preventing test flakiness in Selenium. Here we'll cover various strategies for determining whether an element is ready to be interacted with, and highlight which strategy is most effective at reducing test flakiness.