Before you choose a tradesperson, have a look through these tips. It’s full of support and guidance about what to look for, what qualifications to check, and how best to make a contract. For specific questions, you can also ask a question to our community of tradespeople.
I’ve organised my WCAG 2.0 checklists by level (read more about WCAG 2.0 levels here). If you’re attacking the guidelines in order (and I suggest you do), you’ll move from Level A (Beginner) through Level AA (Intermediate) and on to Level AAA (Advanced).
The jest command line runner has a number of useful options. You can run jest --help to view all available options. Many of the options shown below can also be used together to run tests exactly the way you want. Every one of Jest's Configuration options can also be specified through the CLI.