Flaky Tests in E2E Test Suites: The Complete Guide to Detection, Root Causes, and Remediation
· 16 min read
Flaky tests affect 16% of all tests at Google. 84% of pass-to-fail CI transitions involve one (Source: Google Testing Blog, 2017). In E2E suites, async-wait issues alone drive about 45% of the failures. The wasted developer hours are bad. The trust damage is worse: once your team learns that red CI usually means "probably a flake," real regressions stop getting caught.