Vitest · For developers

A skill your agent uses when setting up Node 24+ built-in node:sqlite with the loadable sqlite-vec extension for vector / RAG storage in TypeScript without better-sqlite3, or when debugging vec0…

mizchi/skills

Long-term technology stack review using State of JS, State of CSS, and Thoughtworks Technology Radar — satisfaction×usage matrix, ADOPT/TRIAL/ASSESS/HOLD mapping, P0–P3 migration priority.

mizchi/skills

Create and validate component snapshots for UI regression testing.

jeremylongshore/tons-of-skills-marketplace

Guide red-green-refactor TDD with test generation, coverage-gap analysis, and multi- framework support.

borghei/Claude-Skills

Write effective unit tests with Jest, Vitest, or pytest. An agent skill from petrkindlmann/qa-skills.

petrkindlmann/qa-skills

Test development. An agent skill from foldkit/foldkit.

foldkit/foldkit

A skill your agent uses when writing, fixing, reviewing, or planning tests in any project, in whatever runner the project already uses.

WrongStack/WrongStack

Default post-edit verification for Fantasia Archive agents: ESLint on touched paths, full vue-tsc, stylelint on touched styles, and yarn vitest run only on specs connected to the edit batch.

vishiri/fantasia-archive

In-renderer floating Window surfaces: Teleport to body, useFaFloatingWindowFrame, per-edge viewport margins, resize geometry and clamp, z-index band 5000–5999, Vitest teleport stub, custom…

vishiri/fantasia-archive

Runs and extends Fantasia Archive tests: Vitest unit tests vs Playwright component and E2E tests, including rebuild-before-Playwright rules and file naming.

vishiri/fantasia-archive

Build and publish npm packages using Bun as the primary toolchain with npm-compatible output.

jwynia/agent-skills

Build and publish npx-executable CLI tools using Bun as the primary toolchain with npm-compatible output.

jwynia/agent-skills

Guide for writing unit tests (Vitest), integration tests, and E2E tests (Playwright) following Mobazha project conventions.

mobazha/mobazha-unified

Complete testing strategy covering TDD workflow, test pyramid, unit/integration/E2E/property testing, framework best practices (Jest, Vitest, pytest), mock strategies, and CI integration.

majiayu000/spellbook

Testing expert with comprehensive knowledge of test structure, mocking strategies, async testing, coverage analysis, and cross-framework debugging.

cin12211/orca-q

Test doubles with Vitest (vi.fn, vi.mock, vi.spyOn) and Mother pattern.

macalbert/envilder

Mandatory testing conventions for TypeScript stacks (Vitest for CLI/SDK/Website/CDK).

macalbert/envilder

Migrate a test suite from one framework to another, incrementally and without losing coverage.

petrkindlmann/qa-skills

Test-driven development workflow with test generation, coverage analysis, and multi-framework support

aAAaqwq/AGI-Super-Team

Unit testing patterns for isolated business logic tests — AAA pattern, parametrized tests (test.each, @pytest.mark.parametrize), fixture scoping (function/module/session), mocking with MSW/VCR at…

yonatangross/orchestkit

Auto-detect testing framework and run relevant tests. An agent skill from davila7/claude-code-templates.

davila7/claude-code-templates

Orchestrates test suite execution with parallel sharding, intelligent retry, and real-time reporting across Jest, Vitest, and Playwright.

proffesor-for-testing/agentic-qe

Generates durable-first tests — invariants, contracts, and property-based tests at boundaries that survive a reimplementation — plus unit, integration, and e2e coverage.

proffesor-for-testing/agentic-qe

Comprehensive testing guide for Cloudflare Workers using Vitest and @cloudflare/vitest-pool-workers.

secondsky/claude-skills

Applies repository-aware TypeScript test design, behavior evidence, isolation, and mock-boundary criteria.

shinpr/ai-coding-project-boilerplate

This skill should be used when the user wants to implement features or fix bugs using test-driven development.

glebis/claude-skills

Testing strategy: pyramid, AAA, mocks/fakes/stubs, flaky tests, coverage.

softspark/ai-toolkit

Writing guidelines for Breeze RMM tests — API route (Vitest + Drizzle mocks), Go agent, shared validators, and the required coverage checklist for every new feature.

LanternOps/breeze

Write, review, filter, mock, and debug Core unit tests with the repository's installed Vitest 5 configuration.

Asymmetric-al/core

Catalog existing tests — discover test frameworks, count tests by type, parse coverage reports, and map test-to-feature relationships.

EmeaAppGbb/spec2cloud

Generate BDD test code from Gherkin scenarios. An agent skill from EmeaAppGbb/spec2cloud.

EmeaAppGbb/spec2cloud

Configure Apollo.io local development workflow. An agent skill from jeremylongshore/tons-of-skills-marketplace.

jeremylongshore/tons-of-skills-marketplace

Configure Deepgram local development workflow with testing and mocks.

jeremylongshore/tons-of-skills-marketplace

Set up a fast Obsidian plugin development loop with hot reload.

jeremylongshore/tons-of-skills-marketplace

Build a deterministic local PostHog development loop with dependency injection, mocks, test identities, and optional isolated-project verification.

jeremylongshore/tons-of-skills-marketplace

Configure Shopify local development with Shopify CLI, hot reload, and ngrok tunneling.

jeremylongshore/tons-of-skills-marketplace

Guidelines and patterns for writing unit tests in TypeScript using Vitest.

microsoft-foundry/foundry-agent-webapp

Test a React app that embeds CometChat v7 — what to mock vs exercise for real, rendering kit components under a test provider, waiting out the async init→login gate, and a lean E2E smoke.

cometchat/cometchat-skills

Automatically activated when user works with Jest tests, mentions Jest configuration, asks about Jest matchers/mocks, or has files matching .test.js, .test.ts, jest.config..

aiskillstore/marketplace

リポジトリで設定済みのReactテスト・ブラウザハーネスを使用してフロントエンドテストを設計。RTL、MSW、Vitest、Playwrightが存在する場合に適用。コンポーネント、loading/error state、統合、フロントエンドE2Eテストの追加・レビュー時に使用。

shinpr/ai-coding-project-boilerplate

使用仓库已配置的 React 测试与浏览器测试工具（包括 RTL、MSW、Vitest，以及存在时的 Playwright）设计前端测试。适用于新增或评审组件测试、加载/错误状态测试、集成测试或前端 E2E 测试时。

shinpr/ai-coding-project-boilerplate

A skill your agent uses when writing or fixing frontend unit, component or custom-hook tests with Vitest or Jest plus Testing Library — rendering a component in jsdom, testing a hook in isolation…

ericrisco/rsc-harness

Provides comprehensive Turborepo monorepo management guidance for TypeScript/JavaScript projects.

giuseppe-trisciuoglio/developer-kit

Apply Envilder testing conventions when a verification contract selects Vitest unit tests, integration tests, or LocalStack e2e evidence for command handlers, domain entities, adapters, CLI, or…

macalbert/envilder

Audits an already-written use case (UC-XXX) or test case (TC-XXX) against its specification and reports a coverage matrix: which main success scenario steps, alternative flows, business rules…

AI-Unified-Process/marketplace

Write Jest or Vitest unit tests with React Testing Library and Playwright E2E tests for Next.js projects.

HoangNguyen0403/agent-skills-standard

Test React components with RTL and Jest/Vitest. An agent skill from HoangNguyen0403/agent-skills-standard.

HoangNguyen0403/agent-skills-standard

Storybook 10 testing patterns with Vitest integration, ESM-only distribution, CSF3 typesafe factories, play() interaction tests, Chromatic TurboSnap visual regression, module automocking…

yonatangross/orchestkit