Unit Testing

Best practices for writing R package tests using testthat version 3+. Use when writing, organizing, or improving tests for R packages. Covers test structure, expectations, fixtures, snapshots, mocking, and modern testthat 3 patterns including self-sufficient tests, proper cleanup with withr, and snapshot testing.

CI/CD pipeline standards for GitHub Actions, GitLab CI, and deployment automation. Covers testing gates, security scanning, artifact management, and deployment strategies for reliable software delivery.

Testing patterns for Jest and Playwright. Use when writing tests, setting up test fixtures, or validating RLS enforcement. Routes to existing test conventions and provides evidence templates.

Stripe payment integration patterns. Use when implementing payment flows, handling webhooks, or working with subscriptions. Routes to existing patterns and provides evidence templates for payment testing.

A valid skill for testing with proper structure and content

Test-Driven Development workflow for Miyabi. Red-Green-Refactor cycle with Rust-specific patterns. Use when implementing new features, fixing bugs, or writing tests.

Write comprehensive, idiomatic tests following best practices and project conventions. Use this when writing unit tests, integration tests, or test fixtures. Helps ensure proper test structure, mocking, assertions, and coverage.

This skill should be used when developing Holochain hApps, setting up development environments, creating zomes, implementing hREA integration, or writing multi-agent tests with Tryorama

Integration testing standards for API testing, database testing, and service-to-service communication. Covers test containers, Docker Compose, API mocking, and contract testing for reliable integration suites.

Use when automating browsers, testing pages, or taking screenshots

Go coding standards following idiomatic Go patterns, error handling, concurrency best practices, and modern Go tooling. Use for Go projects requiring clean, efficient, production-ready code with comprehensive testing.

Deployment workflows, pre-deploy validation, and smoke testing patterns. Use when deploying to staging or production, running smoke tests, or validating deployments.

Use for bugs, test failures, or unexpected behavior needing root cause

JavaScript/ES6+ coding standards following Airbnb guidelines, modern patterns, React best practices, and comprehensive Jest testing. Use for JavaScript projects requiring clean, maintainable, production-ready code with modern tooling.

Test skill demonstrating progressive file loading with multiple resources

Master Rust's ownership system, type safety, and zero-cost abstractions for building safe, concurrent, and performant systems. Covers borrowing, lifetimes, traits, error handling, async/await, and testing patterns.

Performance testing standards for load, stress, spike, and soak testing. Covers k6 and JMeter implementation, SLI/SLO definitions, CI/CD integration, and bottleneck analysis. Use when validating system behavior under load, establishing baselines, or capacity planning.

Skill-Loader standards and best practices for Skill Loader. Includes implementation guidelines, common patterns, and testing strategies.

Essential patterns for reliable shell scripts - portable shebangs, error handling, quoting rules, functions, testing with Bats, and ShellCheck integration.

Python coding standards following PEP 8, type hints, testing best practices, and modern Python patterns. Use for Python projects requiring clean, maintainable, production-ready code with comprehensive testing.