What is a smoke test in CI/CD?

Quick post-build check: Does the app start and hit basics like login

Difference between unit and integration testing?

Units: Solo functions, fully mocked. Integration: Pieces talking, like API + DB mocks. Units catch logic slips; integrations expose glue fails.

How to add UAT to CI/CD pipeline?

Deploy to staging on merge, notify stakeholders via Slack/Jira. Manual approve gate before prod. Automate reminders, not the tests.

Why regression testing in every pipeline?

Changes break old stuff. Run suite on PRs/merges to block creeping rot – your safety net as code grows.

⚙️ DevOps & Platform Eng

Why Your CI/CD Testing Stage Is Probably Failing You – And How to Fix It

Most CI/CD pipelines treat testing like an afterthought. Here's the gritty truth on what makes a testing stage truly solid – or just expensive theater.

theAIcatchup Apr 10, 2026 4 min read

CI/CD pipeline with layered testing stages from unit to UAT

⚡ Key Takeaways

Stack tests pyramid-style: heavy units, light E2E, critical UAT. 𝕏
Smoke and sanity gatekeep cheaply; skip them at production peril. 𝕏
UAT isn't dev work – it's the biz reality check that saves cash. 𝕏

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theAIcatchup

Ship faster. Build smarter.

#CI/CD #CI/CD testing #E2E testing #E2E tests #UAT #UAT pipeline #pipeline stages #regression testing #smoke tests #testing pipeline #unit testing #unit tests

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⚡ Key Takeaways

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