Code examples for this lesson on github
Clarification: I mentioned using not using 1 second in setTimeout when mocking network calls and using zero, what ACTUALLY you would do is not using setTimeout at all and resolve immediately.
https://github.com/askeroff/testing-r...
Mentioned in the video:
Mutation Observer - https://developer.mozilla.org/en-US/d...
dom-testing-library (wait and waitForElement) - https://github.com/kentcdodds/dom-tes...