Tag

Testing

3 posts tagged Testing — buyer's guides, comparisons, and how-tos for developers.

27 September 2026·14 min read

Vitest vs Jest vs Node Test Runner 2026: Which JavaScript Test Runner to Choose

A practical 2026 comparison of the three JavaScript and TypeScript unit-test runners worth reaching for — Vitest (the Vite-native runner with instant watch mode, a Jest-compatible API, first-class ESM and TypeScript, and an experimental browser mode), Jest (the battle-tested incumbent from the React era with the largest ecosystem, snapshot testing and a huge body of examples), and the built-in Node Test Runner (node:test — zero dependencies, ships with Node, and runs with node --test). Speed, config, ESM and TypeScript support, mocking, coverage, watch-mode DX, migration paths and which runner to build — or ship in the templates you sell — on in 2026.

31 August 2026·14 min read

GitHub Actions vs GitLab CI vs CircleCI in 2026: Which CI/CD Platform Should You Build On

A practical GitHub Actions vs GitLab CI vs CircleCI comparison for 2026 — the real difference between the CI baked into where your code already lives, the CI baked into a full DevOps platform, and the dedicated CI specialist built for speed and control. Pricing and free minutes, config model, caching and parallelism, self-hosted runners, security, and which one to reach for on a solo project, a startup team, or a template you build, hand off, or sell.

30 July 2026·15 min read

Playwright vs Cypress vs Vitest in 2026: How to Test a Next.js App You Ship or Sell

A practical Playwright vs Cypress vs Vitest comparison for 2026 — which is for unit tests, which is for end-to-end, how they fit together, speed, browser support, and CI cost. The testing stack to build on for a Next.js app you ship, hand off, or sell.