frontend-testing
langgeniusGenerate Vitest + React Testing Library tests for Dify frontend components, hooks, and utilities. Triggers on testing, spec files, coverage, Vitest, RTL, unit tests, integration tests, or write/review test requests.
testing
lobehubTesting guide using Vitest. Use when writing tests (.test.ts, .test.tsx), fixing failing tests, improving test coverage, or debugging test issues. Triggers on test creation, test debugging, mock setup, or test-related questions.
test-writer
leonardomsoGenerate comprehensive Vitest tests for code examples in JavaScript concept documentation pages, following project conventions and referencing source lines
write-unit-tests
tldrawWriting unit and integration tests for the tldraw SDK. Use when creating new tests, adding test coverage, or fixing failing tests in packages/editor or packages/tldraw. Covers Vitest patterns, TestEditor usage, and test file organization.
javascript-testing-patterns
wshobsonImplement comprehensive testing strategies using Jest, Vitest, and Testing Library for unit tests, integration tests, and end-to-end testing with mocking, fixtures, and test-driven development. Use when writing JavaScript/TypeScript tests, setting up test infrastructure, or implementing TDD/BDD workflows.
backend-dev-guidelines
langfuseComprehensive backend development guide for Langfuse's Next.js 14/tRPC/Express/TypeScript monorepo. Use when creating tRPC routers, public API endpoints, BullMQ queue processors, services, or working with tRPC procedures, Next.js API routes, Prisma database access, ClickHouse analytics queries, Redis queues, OpenTelemetry instrumentation, Zod v4 validation, env.mjs configuration, tenant isolation patterns, or async patterns. Covers layered architecture (tRPC procedures → services, queue processors → services), dual database system (PostgreSQL + ClickHouse), projectId filtering for multi-tenant isolation, traceException error handling, observability patterns, and testing strategies (Jest for web, vitest for worker).
javascript-testing-patterns
sickn33Implement comprehensive testing strategies using Jest, Vitest, and Testing Library for unit tests, integration tests, and end-to-end testing with mocking, fixtures, and test-driven development. Use when writing JavaScript/TypeScript tests, setting up test infrastructure, or implementing TDD/BDD workflows.
contributing
nuxtGuide for contributing to Nuxt UI. Provides component structure patterns, Tailwind Variants theming, Vitest testing conventions, and MDC documentation guidelines. Use when creating new components, reviewing component PRs, modifying existing components, writing tests, or creating documentation in this codebase.
epic-testing
epicweb-devGuide on testing with Vitest and Playwright for Epic Stack
testing
redpanda-dataWrite and maintain tests with Vitest v4 dual configuration, mock utilities, and Zustand store testing patterns.
vitest
antfuVitest is a fast unit testing framework powered by Vite with a Jest-compatible API. Use it when writing tests, mocking, configuring coverage, or working with test filtering and fixtures.
vue-testing-best-practices
antfuUse for Vue.js testing. Covers Vitest, Vue Test Utils, component testing, mocking, testing patterns, and Playwright for E2E testing.
Frontend Testing
exceptionlessUnit and component testing for the frontend with Vitest and Testing Library. Keywords: Vitest, @testing-library/svelte, component tests, vi.mock, render, screen, fireEvent, userEvent, test.ts, spec.ts, describe, it, AAA pattern
frontend-testing
YFGaiaGenerate Vitest + React Testing Library tests for Dify frontend components, hooks, and utilities. Triggers on testing, spec files, coverage, Vitest, RTL, unit tests, integration tests, or write/review test requests.
typescript-circular-dependency
bladerDetect and resolve TypeScript/JavaScript circular import dependencies. Use when: (1) "Cannot access 'X' before initialization" at runtime, (2) Import returns undefined unexpectedly, (3) "ReferenceError: Cannot access X before initialization", (4) Type errors that disappear when you change import order, (5) Jest/Vitest tests fail with undefined imports that work in browser.
web-testing
mrgoonieWeb testing with Playwright, Vitest, k6. E2E/unit/integration/load/security/visual/a11y testing. Use for test automation, flakiness, Core Web Vitals, mobile gestures, cross-browser.
vitest-test-creator
Create vitest test creator operations. Auto-activating skill for Test Automation. Triggers on: vitest test creator, vitest test creator Part of the Test Automation skill category. Use when writing or running tests. Trigger with phrases like "vitest test creator", "vitest creator", "vitest".
Writing Tests
hotovoComprehensive guide for writing unit tests, integration tests, and component tests in AiderDesk using Vitest. Use when creating new tests, configuring mocks, or organizing test files.
vitest
sanity-ioVitest fast unit testing framework powered by Vite with Jest-compatible API. Use when writing tests, mocking, configuring coverage, or working with test filtering and fixtures.
moai-lang-javascript
modu-aiJavaScript ES2024+ development specialist covering Node.js 22 LTS, Bun 1.x (serve, SQLite, S3, shell, test), Deno 2.x, testing (Vitest, Jest), linting (ESLint 9, Biome), and backend frameworks (Express, Fastify, Hono). Use when developing JavaScript APIs, web applications, or Node.js projects.
cloudflare-workflows
jezwebBuild durable workflows with Cloudflare Workflows (GA April 2025). Features step.do, step.sleep, waitForEvent, Vitest testing, automatic retries, and state persistence for long-running tasks. Prevents 12 documented errors. Use when: creating workflows, implementing retries, or troubleshooting NonRetryableError, I/O context, serialization errors, waitForEvent timeouts, getPlatformProxy failures.
cloudflare-vectorize
jezwebBuild semantic search with Cloudflare Vectorize V2. Covers async mutations, 5M vectors/index, 31ms latency, returnMetadata enum changes, and V1 deprecation. Prevents 14 errors including dimension mismatches, TypeScript types, testing setup. Use when: building RAG or semantic search, troubleshooting returnMetadata, V2 timing, metadata index, dimension errors, vitest setup, or wrangler --json output.
vitest
onmaxUse when writing unit/integration tests for Vite projects - provides Vitest configuration, test APIs, mocking patterns, and coverage setup
test-generator
alirezarezvaniAutomatically suggest tests for new functions and components. Use when new code is written, functions added, or user mentions testing. Creates test scaffolding with Jest, Vitest, Pytest patterns. Triggers on new functions, components, test requests, testing mentions.
angular-testing
analogjsWrite unit and integration tests for Angular v20+ applications using Vitest or Jasmine with TestBed and modern testing patterns. Use for testing components with signals, OnPush change detection, services with inject(), and HTTP interactions. Triggers on test creation, testing signal-based components, mocking dependencies, or setting up test infrastructure. Don't use for E2E testing with Cypress or Playwright, or for testing non-Angular JavaScript/TypeScript code.
durable-objects
cloudflareCreate and review Cloudflare Durable Objects. Use when building stateful coordination (chat rooms, multiplayer games, booking systems), implementing RPC methods, SQLite storage, alarms, WebSockets, or reviewing DO code for best practices. Covers Workers integration, wrangler config, and testing with Vitest.
vitest
a5c-aiVitest configuration, mocking, coverage, snapshot testing, and performance.
testing-guide
du2333Testing architecture and best practices for the Flare Stack Blog. Use when writing, debugging, or refactoring tests with Vitest and Cloudflare Workers pool.
testing-frontend
MadAppGangUse when writing component tests, testing user interactions, mocking APIs, or setting up Vitest/React Testing Library/Vue Test Utils for frontend applications.
tooling-setup
MadAppGangUse when setting up new projects or updating tool configurations. Configures Vite, TypeScript, Biome, and Vitest for React 19 projects. Covers build configuration, strict TypeScript setup, linting/formatting, and testing infrastructure.
test-engineer
CaoMeiYouRen编写、运行和优化项目测试用例（Vitest）。
test-automation
jimmykaneGenerate and manage Vitest tests for Angular components, services, and Firebase integrations
vitest-testing
aiskillstore**AI-friendly comprehensive testing guidance for Vitest with practical patterns and behavior-driven development.**
testing-patterns
aiskillstoreVitest testing patterns and strategies for unit tests, agent tests, and API tests with Supabase mocking
typescript-testing
shinprVitestテスト設計と品質基準を適用。カバレッジ要件とモック使用ガイドを提供。ユニットテスト作成時に使用。
javascript-testing-patterns
MicrockImplement comprehensive testing strategies using Jest, Vitest, and Testing Library for unit tests, integration tests, and end-to-end testing with mocking, fixtures, and test-driven development. Use when writing JavaScript/TypeScript tests, setting up test infrastructure, or implementing TDD/BDD workflows.
backend-dev-guidelines
MicrockComprehensive backend development guide for Langfuse's Next.js 14/tRPC/Express/TypeScript monorepo. Use when creating tRPC routers, public API endpoints, BullMQ queue processors, services, or working with tRPC procedures, Next.js API routes, Prisma database access, ClickHouse analytics queries, Redis queues, OpenTelemetry instrumentation, Zod v4 validation, env.mjs configuration, tenant isolation patterns, or async patterns. Covers layered architecture (tRPC procedures → services, queue processors → services), dual database system (PostgreSQL + ClickHouse), projectId filtering for multi-tenant isolation, traceException error handling, observability patterns, and testing strategies (Jest for web, vitest for worker).
ln-743-test-infrastructure
levnikolaevichCreates test infrastructure with Vitest, xUnit, and pytest
turborepo-monorepo
giuseppe-trisciuoglioProvides comprehensive Turborepo monorepo management guidance for TypeScript/JavaScript projects. Use when creating Turborepo workspaces, configuring turbo.json tasks, setting up Next.js/NestJS apps, managing test pipelines (Vitest/Jest), configuring CI/CD, implementing remote caching, or optimizing build performance in monorepos
mcp-testing
adezeMCP Testing Strategies with Vitest, Inspector, and Integration Tests
vitest
partme-aiProvides comprehensive guidance for Vitest testing framework including fast test execution, Vite integration, component testing, mocking, and configuration. Use when the user asks about Vitest, needs to write fast unit tests, test Vue/React components, or configure Vitest with Vite projects.
svelte-testing
spences10Fix and create Svelte 5 tests with vitest-browser-svelte and Playwright. Use when fixing broken tests, debugging failures, writing unit/SSR/e2e tests, or working with vitest/Playwright.
vitest-testing-patterns
TheBushidoCollectiveUse when vitest testing patterns including unit tests, mocks, spies, and browser mode testing.
vitest-configuration
TheBushidoCollectiveUse when vitest configuration, Vite integration, workspace setup, and test environment configuration for modern testing.
vitest-performance
TheBushidoCollectiveUse when vitest performance optimization including fast execution, watch mode, and parallelization strategies.
frontend-testing
aj-geddesImplement comprehensive frontend testing using Jest, Vitest, React Testing Library, and Cypress. Use when building robust test suites for UI and integration tests.
vitest-runner
jmaglyExecute JavaScript/TypeScript tests with Vitest, supporting coverage, watch mode, and parallel execution. Use for JS/TS test automation.
test-frontend-units
MarcelMichauExecutes frontend component unit tests for the Fake Survey Generator React application using Vitest. This skill validates that React components are properly tested and that existing tests continue to pass. Reports test failures and code coverage metrics.