Database

"Cypress: end-to-end/component testing, commands, intercept (network mocking), fixtures, custom commands, CI, retries"

k6: load testing, performance testing, stress testing, soak testing, thresholds, checks, scenarios, browser testing, CI integration

"MSW (Mock Service Worker): API mocking, request handlers, rest/graphql, browser/node, setupServer, network-level interception"

Pact: consumer-driven contract testing, provider verification, pact broker, API compatibility, microservice integration testing

"Playwright: end-to-end testing, browser automation, selectors, assertions, fixtures, page objects, visual regression, CI, codegen"

Storybook Test: component testing via play functions, interaction testing, accessibility checks, visual regression, test-runner, portable stories

"Testing Library: React/DOM testing, queries (getBy/findBy/queryBy), user events, screen, waitFor, render, accessibility-first"

"Vitest: unit/integration testing, Vite-native, mocking (vi.mock/vi.fn), snapshots, coverage, workspace, in-source testing, benchmark"