Skills for “testing”

--- name: test-writer description: Generates comprehensive unit tests for code version: 1.0.0 owner: example task_type: testing ---

…extension. Use when the user wants to create, scaffold, test, or port a VillageSQL (VEF) extension. Runs a 7-phase workflow: requirements, feasibility, scaffold, implementation, review, acceptance testing, and…

You MUST use this when interacting with or testing local web applications with Playwright - verifying frontend functionality, debugging UI behavior, capturing browser screenshots, or viewing browser console logs.

…role, webhooks, admin-only handlers, frontend invocation, testing, and the InvokeLLM model table. Use when the app needs external APIs, privileged logic or scheduled…

…wiring up Drizzle, running netlify database commands, testing with a local Postgres, or switching from Neon/Supabase/RDS to Netlify…

…handler shape, path routing, config options, and local testing with netlify…

Content experimentation and A/B testing guidance covering experiment design, hypotheses, metrics, sample size, statistical foundations, CMS-managed variants, and common analysis pitfalls. Use this skill when planning…

Set up a testing environment for RevenueCat purchases without charging real money. Use when the user says test RevenueCat purchases, sandbox setup, StoreKit configuration file, license tester, how do I test purchases…

…baseline characterisation, threshold drafting, back-testing via simulate, and shipping with a notification…

Use this skill when testing a RevenueCat Android integration. Covers the RevenueCat Test Store (test_ API key prefix, in dialog choice of Test valid purchase, Test failed purchase, or Cancel), mockk based unit testing…

…loading), workspaces, structured output, streaming, testing, and multi-agent patterns. Use when the user mentions Pydantic AI, imports pydantic_ai, or asks to build an AI agent, add tools/capabilities, attach a…

…upgrading model dimensions, switching providers, or A/B testing…

…debugs, and interprets results from `postman application test` — the Postman layer that runs your Playwright tests, captures their network traffic, matches it against a collection contract, runs pm.test assertions,…

…Use for implementing or debugging incoming handlers and testing webhooks an API sends, whether or not Postman is mentioned. Example requests include "get payment events to localhost," "inspect a webhook delivery,"…

Use when load-testing or benchmarking an API with concurrent virtual users and latency or error thresholds, or when importing or migrating a JMeter `.jmx` plan or a Gatling simulation (Java/Kotlin/Scala/JS/TS) into a…

Use when testing an endpoint, running collection assertions, or checking real application traffic against an API contract. Reuses saved requests and reports what live, mocked, or captured-traffic results actually…

Use when designing, implementing, mocking, testing, monitoring, documenting, or deploying an API. Guides decisions using reusable local API contracts, tests, and mocks, plus organization-wide dependency context, and…

…localize or personalize a page with geolocation, run A/B testing, transform or inject HTML into a response, stream server-side rendering at the edge, or cache an edge response. Also use it when an edge function…

…Data job from a shell right now, when it is building or testing a scraper, when a quick one-off check of a page, a search, a zone or a bill is enough, or when the user names bdata, brightdata, or the Bright Data…

Uses Chrome DevTools MCP for accessibility (a11y) debugging and auditing based on web.dev guidelines. Use when testing semantic HTML, ARIA labels, focus states, keyboard navigation, tap targets, and color contrast.