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GitHub Actions vs GitLab CI for running test suites — practical comparison?We're moving off Jenkins and evaluating GitHub Actions vs GitLab CI (we're already on GitLab for source control). For…
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What is your actual test pyramid ratio in practice — unit, integration, E2E?The classic answer is 70% unit / 20% integration / 10% E2E. But I've never worked on a team that actually hits that…
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Headless vs headed browser testing — when do you run headed locally?Most people run headed during development and headless in CI. But I'm curious about the exceptions: - When do you run…
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Is Selenium Grid 4 still worth self-hosting or should we just use cloud providers?We're running Selenium Grid 3 on 6 VMs and it's a maintenance headache — node crashes, session leaks, version…
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Is contract testing with Pact worth the setup cost for a 2-team API boundary?We have two teams: one owns a user service (Python/FastAPI), one owns a frontend (Next.js). The user service API is the…
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How granular is your test tagging strategy and does it actually get used?We use pytest marks for test organisation: @pytest.mark.slow, @pytest.mark.integration, @pytest.mark.smoke. In theory:…
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BDD with Cucumber and Gherkin — genuine value or just an abstraction layer nobody asked for?My new company uses Cucumber for all E2E tests. Feature files are written in Gherkin, step definitions in Java. After 2…
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k6 vs JMeter vs Gatling in 2026 — which would you choose for a new project?Starting a new performance testing initiative. Our stack: Node.js microservices, REST APIs, ~50k requests/day in…
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Database testing strategies when your team does not own the database schema?We're an SDET team testing a service that uses a database we don't own — the schema is managed by a platform team and…
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ISTQB certification in 2026 — is it worth the time and money for career advancement?I'm considering ISTQB Foundation and Advanced (Test Automation Engineer) certifications. Combined cost with study…
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Cross-browser testing — how many browsers do you actually test against?Theoretically we should test Chrome, Firefox, Safari, Edge. In practice: - Chrome is 65% of our user base - Safari is…
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Do you practice mutation testing and does it actually improve your test suite?Mutation testing (mutmut for Python, Stryker for JS) sounds powerful in theory: introduce small code changes and verify…
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Why our team chose to stay with Selenium instead of migrating — and we do not regret itEvery few months someone on our team brings up migrating to Playwright. We've evaluated it twice now and decided to…
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REST API testing checklist I have refined over 5 years — share yoursHere's the checklist I run through when writing API tests for a new endpoint. Not exhaustive but covers 90% of what…
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How do you balance test coverage percentage targets vs meaningful test quality?Our engineering director wants 80% code coverage enforced in CI. I understand the intent but I'm worried about…
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Has your team shifted performance testing left (earlier in the dev cycle)?0 votes
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