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Thanks! > Are you seeing a lower number of production hot fixes? Yes, with E2E tests in general: They are more effective at stopping incidents than other test
by jampa 1y ago
Thanks!
> Are you seeing a lower number of production hot fixes?
Yes, with E2E tests in general: They are more effective at stopping incidents than other tests, but they require more effort to write. In my estimation, we prevent about 2-3 critical bugs per month from being merged into main (and consequently deployed).
For this project specifically: I think the critical bugs would have been caught in our overnight full E2E run anyway. The biggest gain was that E2E tests took too much time in the pipeline, and finding the root cause of bugs in nightly tests took even more time. When a test fails in the PR, we can quickly fix it before merging.
> Have you tried other models? Or thought about using output from different models and combining the results when they differ?
Not yet, but I think we need to start experimenting. Claude went offline for 30 minutes over the last 2 days, and engineers were blocked from merging because of it. I'm planning to add claude-code-router as a fallback.