visual regression test

[pauldambra]

Goal:

It is impossible to break the insight editor

What do we think

• move to playwright
  • initially only for visual regression
• need to be able to start the stack before running the visual regression tests
  • once it is up we run playwright against it

reference:

https://github.com/PostHog/posthog/pull/11825 https://github.com/PostHog/posthog/pull/11771

[pauldambra]

cc @Twixes @thmsobrmlr

[thmsobrmlr]

https://storybook.js.org/addons/storybook-addon-playwright

[pauldambra]

can we run chromatic visual regression tests only once a day or on tagged PRs

(how do we get baselines images accepted into chromatic)

[pauldambra]

https://percy.io/?

[thmsobrmlr]

Others?

• https://github.com/americanexpress/jest-image-snapshot
• https://github.com/creevey/creevey
• https://github.com/bbc/wraith
• https://garris.github.io/BackstopJS/
• https://reflect.run/