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Found 20 Skills
Test Node.js applications with Jest including unit tests, integration tests, mocking, code coverage, and CI/CD integration
Expert in Jest testing framework, advanced mocking strategies, snapshot testing, async patterns, TypeScript integration, and performance optimization
Use when jest testing patterns including unit tests, mocks, spies, snapshots, and assertion techniques for comprehensive test coverage.
Jest testing best practices for JavaScript and TypeScript applications, covering test structure, mocking, and assertion patterns.
Best practices for writing JavaScript/TypeScript tests using Jest, including mocking strategies, test structure, and common patterns.
Guidelines for building high-performance APIs with Fastify and TypeScript, covering validation, Prisma integration, and testing best practices
Generates Jest unit and integration tests in JavaScript or TypeScript. Covers mocking, snapshots, async testing, and React component testing. Use when user mentions "Jest", "describe/it/expect", "jest.mock", "toMatchSnapshot". Triggers on: "Jest", "expect().toBe()", "jest.mock", "snapshot test", "JS test", "React test".
Comprehensive React component testing with Jest and React Testing Library covering configuration, mocking strategies, async testing patterns, hooks testing, and integration testing best practices
Testing patterns for NestJS apps using Jest, covering unit, integration, and e2e tests.
Use when working with WeChat mini-program automation (mini-program automation, automated testing, E2E) via miniprogram-automator, especially for standalone Node scripts or Jest tests involving DevTools launch/connect, page navigation, waitFor, custom-component selectors, wx method mocking, console or exception listeners, screenshots, regression checks, or troubleshooting launch failures, connection timeouts, and element-not-found issues.
Set up and run unit, integration, and E2E tests for Chrome extensions. Covers Jest mocks for chrome.* APIs and Puppeteer E2E with real Chrome.
Lightning Web Components with PICKLES methodology and 165-point scoring. Use this skill when the user creates or edits LWC components, builds wire service patterns, or writes Jest tests for LWC. TRIGGER when: user creates/edits LWC components, touches lwc/**/*.js, .html, .css, .js-meta.xml files, or asks about wire service, SLDS, or Jest LWC tests. DO NOT TRIGGER when: Apex classes (use generating-apex), Aura components, or Visualforce.