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Improving End-to-End Tests to Reduce Flakiness: Tools and Strategies
There’s nothing worse than a test suite that fails randomly. Flaky end-to-end (E2E) tests erode confidence, slow down releases, and lead developers to ignore legitimate failures. If your team starts using the term “CI roulette,” it’s time to act. Flaky tests are fixable—but it takes visibility, discipline,
Use Playwright’s waitFor* APIs that react to real DOM changes Prefer assertions with built-in retries Monitor for resource loading explicitly if needed Enable tracing selectively (e.g. only on failure) Use consistent naming to tie logs to test IDs Store and surface artifacts in your analytics tool Tag known flaky tests with TODOs or links to issues Document common flake causes Share reports in Slack or dashboards
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