Working Well, The Future of JavaScript Testing

on YouTube ↗21m

" summary

Argues that tests must prove software works well by measuring performance, visual correctness and code necessity with concrete instrumentation rather than vague examples. Cites headless Chrome (Chrome 59, shipped April 13) and the Chrome DevTools Protocol to collect traces, memory and coverage, shows screenshots in about six lines with Puppeteer, basic visual checks in ~50 lines, integrates with Percy and ember macro benchmark, and demonstrates tracking regressions and unused bytes so teams can quantify surprising changes over time.

AI-written summary · about

" chapters (5)

1. 0:00Start
2. 1:21Working Well: The Future of Web Testing
3. 1:56Testing Gives Us Confidence That Software Works
4. 2:28Testing Should Give Us Confidence That Software Works Well
5. 10:25ember-macro- benchmark

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