Javier Aguilarblog.itsjavi.com·Oct 22, 2023Mocking the IntersectionObserver in Jest for testing React componentsThe IntersectionObserver is a powerful API for tracking elements' visibility within the viewport. Many modern web applications use it to implement lazy loading, infinite scrolling, or other interactions that depend on an element's visibility. When it...1 like·217 readsWebDevJestAdd a thoughtful commentNo comments yetBe the first to start the conversation.