How to Test OTP Emails Without Flaky Waits
Learn a deterministic pattern for testing OTP emails in CI with isolated inboxes, bounded waits, parsed codes, and useful failure evidence.
BLOG · TAG
Flaky tests
Diagnosing email tests that pass locally and fail in CI: stale messages, shared inboxes and fixed sleeps.
Shared Inbox vs Isolated Test Inboxes: What Breaks in Parallel CI
Compare shared and isolated test inboxes, see why parallel CI creates stale-message and cross-test failures, and choose the right email-testing setup.
Put the guide into practice
Create an isolated inbox and replace your fixed sleep with a bounded wait.
No credit card required · 14-day trial on paid plans