testing▌

Playwright is a browser automation framework for Node.js and Python supporting Chromium, Firefox, and WebKit with a single API. It provides auto-waiting, web-first assertions, and full test isolation for reliable end-to-end testing.

Meta-skill that generates Claude Code skills from the Trail of Bits Testing Handbook. \n \n Analyzes handbook content to identify security testing tools, fuzzers, and techniques, then generates reusable skills with structured templates \n Uses a two-pass generation workflow: Pass 1 generates skill content in parallel, Pass 2 populates cross-references between related skills \n Supports four skill types (Tool, Fuzzer, Technique, Domain) with dedicated templates that enforce consistent structure a

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Web scraping for dynamic content, authentication, pagination, and data extraction using Playwright. \n \n Handles JavaScript-rendered sites, login flows, and multi-page navigation with built-in wait strategies and selector management \n Supports headless and visible browser modes, with async patterns for reliable automation across flaky elements \n Extracts data via selectors with JSON output, captures screenshots and PDFs, and manages cookies and sessions per context \n Configure via JSON files

Systematic security testing to identify, exploit, and document vulnerabilities in applications, networks, and infrastructure through simulated attacks.

Write and review React Native component tests using Testing Library v13 and v14. \n \n Covers render patterns, screen queries (getBy/getAllBy/queryBy/findBy variants), Jest matchers, userEvent interactions, fireEvent, and async patterns with version-specific behavior \n Automatically detects your project's RNTL version (v13 for React 18, v14 for React 19+) and applies correct API signatures and sync/async rules \n Provides query priority guidance (getByRole first), interaction best practices (us

Comprehensive backend testing for REST APIs, databases, authentication, and business logic across Jest, Pytest, and Mocha. \n \n Covers unit tests for isolated functions, integration tests for API endpoints, and authentication/authorization flows with detailed examples for Express.js, FastAPI, and other frameworks \n Includes test environment setup, mocking strategies for external dependencies, and database isolation patterns using in-memory or separate test databases \n Provides step-by-step gu

Playwright can record browser interactions as video - perfect for demo footage in Remotion compositions.

Playwright E2E testing specialist for writing maintainable browser tests, debugging flaky tests, and CI/CD integration. \n \n Emphasizes role-based selectors and auto-waiting to avoid brittle tests and arbitrary timeouts \n Provides Page Object Model patterns for test organization, fixture setup, and configuration guidance \n Includes debugging workflow using trace viewer, screenshots, and retry strategies to identify and fix flaky tests \n Covers API mocking, visual regression testing, and para

Execute QA test plans on Holoscan Sensor Bridge hardware. Reads a user-provided test document, filters tests by the user's setup, determines which tests can run automatically, executes them with pass/fail evaluation, and produces a structured test results report.