Browse QA Skills

Master the Test-Driven Development approach with Red-Green-Refactor cycles, writing tests before code, comprehensive coverage patterns, and quality code practices for building robust, maintainable software.

FastAPI application testing with TestClient, dependency injection overrides, async testing, database testing with SQLAlchemy, and OpenAPI validation.

Testing implementations against formal specifications including RFC compliance, protocol adherence, and standards conformance verification.

Advanced debugging patterns for test failures covering root cause analysis, flakiness investigation, performance debugging, and systematic troubleshooting methodologies.

Database performance testing including query optimization, index analysis, connection pooling, slow query detection, and N+1 query prevention.

Data-driven testing with parameterized tests, test matrices, combinatorial testing, and pairwise parameter generation techniques.

Anthropic's official web application testing skill using native Python Playwright scripts with helper utilities for server lifecycle management, browser automation, and comprehensive E2E testing workflows.

Redis testing including cache behavior verification, pub/sub testing, transaction testing, cluster failover testing, and data expiration validation.

Mobile app test automation with Python, pytest, and Appium for iOS and Android. Use when writing, reviewing, or debugging Appium tests, page objects, gestures, capabilities for UiAutomator2 or XCUITest, running on devices or device farms, or building pytest fixtures for Appium.

Mobile app test automation with Python, pytest, and Appium for iOS and Android. Use when writing, reviewing, or debugging Appium tests, creating mobile page objects, handling gestures, setting up capabilities for UiAutomator2 or XCUITest, running on real devices or device farms, or building pytest fixtures for Appium. Also trigger for mobile selectors, accessibility IDs, or app lifecycle testing.

Mobile app test automation with Python, pytest, and Appium for iOS and Android. Use when writing, reviewing, or debugging Appium tests, creating mobile page objects, handling gestures, setting up capabilities for UiAutomator2 or XCUITest, running on real devices or device farms, or building pytest fixtures for Appium.