Write tests. Not too many. Mostly integration. Use Jest

You got deadlines to meet and you don't have any time to waste. Your team is testing things manually so you can move fast. But nobody dares to update dependencies and bugs is a pain. Stian is here to show you how Jest can help you take back control and how new features in Jest can further increase confidence in your code.

Presenter: Stian Didriksen

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Sponsored by Stooic Labs (http://bit.ly/2oTE4dF)
Organizer: Domenico Solazzo (http://bit.ly/2jRxj8j)

Transcript

1. Write tests. Not too many. Mostly integration. Use Jest.
2. I"m @stipsan on GitHub/Twitter/Medium/etc
4. WHAT MATTERS THEN?
6. SHALLOW RENDER AND SNAPSHOTS Decisions decisions… – Unknown Google Engineer
7. 2 UNIT TESTS, 0 INTEGRATION TESTS And how 1 integration test is enough-
8. PROPS + NEW DATE() + SNAPSHOTS = MESS And Enzyme can snapshot too!
9. THE CIRCLE OF LIFECYCLES +1 styled components cameo!
10. FINDING THE PERFECT BALANCE 3 interesting perspectives, one of them brand new