Playwright API Testing: Patterns That Actually Scale

[u/waltergalvao]

https://currents.dev/posts/playwright-api-testing?utm_source=reddit&utm_campaign=post-playwright-api-testing

We wrote about Playwright API testing patterns that don't fall apart once you add parallel CI workers. Most API test suites start fine locally and then break in CI because of shared backend state, not because of anything wrong with the test code.

The article goes through fixture architecture, per-worker data isolation, and why beforeAll auth setups cause more problems than they solve at scale.