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How do you persist authentication state across Playwright tests without logging in every time?

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How do I prepare for a senior SDET interview — what is actually assessed?

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63 discussions

Q&A

How do you persist authentication state across Playwright tests without logging in every time?

Our Playwright suite has 200+ tests and login takes 3–4 seconds each time. Running everything serially we're losing ~15 minutes…

Ajitesh MohantaAmbassador1w ago1,259470

Q&A

How do I prepare for a senior SDET interview — what is actually assessed?

I have a senior SDET interview at a product company (Series C, ~200 engineers) in 3 weeks. I've done 2 SDET interviews before but…

Ajitesh MohantaAmbassador1w ago2,358880

Q&A

How do you onboard new team members to a large legacy test suite?

We have a 1,200-test suite built over 4 years. Good test coverage, but: - No documentation of test strategy or architectural…

Ajitesh MohantaAmbassador1w ago1,141420

Q&A

How do you handle multiple authenticated user roles in a single Playwright test?

I'm writing a test for an admin action that should be visible to admins but hidden from regular users. The test needs to: 1. Log…

Ajitesh MohantaAmbassador1w ago501140

Q&A

How are you using AI to generate test assertions specifically — not just test structure?

Most AI test generation demos show the happy path: given a function, generate a test skeleton. I've seen this work OK. What I…

Ajitesh MohantaAmbassador1w ago1,356510

Q&A

How do you test file uploads reliably in Playwright across different OS environments?

File uploads work fine locally (macOS) but fail intermittently in our Linux CI containers. We're using page.setInputFiles() for a…

Ajitesh MohantaAmbassador1w ago633190

Q&A

Where do you find remote SDET roles and what terms are actually negotiable?

I'm based in Southeast Asia and targeting remote SDET roles at US/European companies. The job market feels opaque. Questions: -…

Ajitesh MohantaAmbassador2w ago1,881650

Q&A

Best approach for testing file downloads in Playwright?

I need to test that a CSV export button downloads the correct file with the right data. Our app generates the file server-side…

Ajitesh MohantaAmbassador2w ago755220

Q&A

How do you handle auth token refresh in long-running API test suites?

Our auth tokens expire after 1 hour. Most CI runs complete in 30–40 minutes so it's fine, but nightly full-suite runs take 90+…

Ajitesh MohantaAmbassador2w ago791260

Q&A

How do you test AI/ML features in your product — what assertions even make sense?

Our product has a few LLM-powered features (a summarisation tool, a smart search). I'm trying to figure out how to test them. The…

Ajitesh MohantaAmbassador2w ago2,348880

Q&A

When should you use Playwright component testing vs full E2E tests?

Playwright now supports component testing (React/Vue/Svelte) which blurs the line with E2E tests. In practice I'm unsure where to…

Ajitesh MohantaAmbassador2w ago881310

Q&A

Common pitfalls when using pytest-asyncio with FastAPI tests?

I'm testing a FastAPI application with pytest-asyncio and httpx.AsyncClient and hitting a few rough edges. Issues I've…

Ajitesh MohantaAmbassador2w ago1,439550

Q&A

What prompts work best for generating pytest tests from an OpenAPI spec?

I have a FastAPI service with a well-maintained OpenAPI spec (auto-generated by FastAPI). I want to generate a meaningful…

Ajitesh MohantaAmbassador2w ago1,795670

Q&A

Playwright + TypeScript strict mode — how do you type Page Object Models properly?

I'm building a Page Object Model layer with TypeScript strict mode enabled and running into issues typing things cleanly.…

Ajitesh MohantaAmbassador2w ago624180

Q&A

How do you parallelise 1000+ tests to run in under 10 minutes in CI?

Our test suite: 1200 Playwright tests, currently runs serially in ~55 minutes. Target: under 10 minutes for the PR pipeline. I've…

Ajitesh MohantaAmbassador2w ago2,104790

Q&A

Is test.step() worth using in Playwright? What does it actually give you?

I see test.step() mentioned in Playwright docs but I'm not clear on when it's worth the extra nesting. From what I understand it:…

Ajitesh MohantaAmbassador2w ago411110

Q&A

How do you validate AI-generated test code before committing it?

I've started using AI to generate first-pass test code. The problem: I've caught several subtle bugs in AI-generated tests: - A…

Ajitesh MohantaAmbassador3w ago1,061390

Q&A

Flaky test quarantine in CI — auto-retry, dedicated quarantine job, or just fix them?

Our flake rate is ~4% per test in CI (down from 9% after a big cleanup push). With 800 tests that means ~32 flaky failures per…

Ajitesh MohantaAmbassador3w ago1,678620

Q&A

How do you test third-party integrations — mock, sandbox, or contract?

We integrate with: Stripe (payments), SendGrid (email), Twilio (SMS), and Segment (analytics). Each has a sandbox/test mode.…

Ajitesh MohantaAmbassador3w ago1,353500

Q&A

pytest-xdist vs pytest-parallel — which is more reliable for parallel test execution?

We need to parallelise a 600-test pytest suite. Current serial runtime is ~22 minutes, target is under 8 minutes. I've tested…

Ajitesh MohantaAmbassador3w ago896290

Technical Q&A for QA Engineers & SDETs

Technical Q&A for
QA Engineers & SDETs