Browse QA Skills

Optimizing test coverage beyond line coverage including branch coverage, mutation score, path coverage, and identifying meaningful coverage gaps.

Managing test environments including provisioning, configuration, data seeding, isolation, cleanup, and environment-as-code patterns.

Teach agents to shard and parallelize Playwright, Jest, and pytest suites in CI to reduce wall-clock time while merging reports reliably.

Test framework migration skill covering strategies for migrating between testing frameworks including Selenium to Playwright, Jest to Vitest, Enzyme to React Testing Library, and Protractor to Cypress with automated codemods and incremental migration patterns.

Docker-based integration testing with Testcontainers for databases, message queues, cloud services, and custom containers with lifecycle management.

Advanced Java testing with TestNG covering data providers, parallel execution, test groups, XML suite configuration, listeners, soft assertions, and dependency management.

Automated WCAG 2.2 AA/AAA compliance testing with axe-core, Pa11y, and manual testing patterns for keyboard navigation, screen readers, and color contrast.

Testing and monitoring Core Web Vitals (LCP, FID, CLS, INP, TTFB) to ensure web performance meets Google search ranking thresholds.

Vue.js component testing using Vue Test Utils with mount/shallow mount, event simulation, Vuex/Pinia store testing, and composition API testing.

Automated web application security scanning using OWASP ZAP for finding XSS, SQL injection, CSRF, and other OWASP Top 10 vulnerabilities.

Testing browser extensions including content script injection, background worker testing, popup UI testing, storage API testing, and cross-browser compatibility.

Fast test execution with Bun's built-in test runner including snapshot testing, mocking, code coverage, lifecycle hooks, DOM testing with happy-dom, and migration from Jest and Vitest to Bun test.

Testing patterns for autonomous AI coding agents like Devin and SWE-Agent including task verification, output validation, sandboxed execution, regression testing for agent behavior, and safety guardrails for autonomous code generation.

Testing Docker containers and images including Dockerfile linting, container structure tests, security scanning, and multi-stage build validation.

Testing GraphQL subscriptions including WebSocket lifecycle, real-time event delivery, authorization on subscriptions, and connection management.

AI-powered testing patterns with Mabl including auto-healing tests, visual regression, API testing, performance monitoring, CI/CD integration, and intelligent test maintenance using Mabl's machine learning capabilities.

Teaches the agent to build resilient Playwright locators with .filter (hasText/has/hasNot), narrow lists, and reason correctly about visibility, waitFor states, and timeouts.

Component testing patterns with Cypress v14 including React, Vue, and Angular component mounting, custom mount commands, interaction testing, visual snapshots, and integration with Vite and Webpack bundlers.

Teach agents to build go or no-go release readiness scorecards with gated criteria for coverage, flakes, defects, performance, security, and sign-off.