Create and run unit tests following the project's architecture and guidelines (Robolectric, naming, location).
Use when creating specialized subagents for Claude Code plugins or the Task tool - covers description writing for auto-delegation, tool selection, prompt structure, and testing…
Creates integration test cases for .NET data access artifacts during Oracle-to-PostgreSQL database migrations.
Creates test version branches for testing app upgrade functionality. Use when preparing upgrade test builds, testing version migration, or when the user mentions test version,…
A framework for optimizing paid growth through iterative creative testing and AI-accelerated concepting.
Test cross-browser compatibility on Chrome, Firefox, Safari, and Edge using Playwright. Use when ensuring browser compatibility or fixing browser-specific issues.
Handle cross-platform compatibility including file paths, environment detection, platform-specific dependencies, and testing across Windows, macOS, and Linux.
When the user wants to plan, design, or implement an A/B test or experiment. Also use when the user mentions "A/B test," "split test," "experiment," "test this change," " — from…
Use when writing E2E tests with Playwright, setting up test infrastructure, or debugging flaky browser tests.
Production-grade Playwright testing toolkit. Use when the user mentions Playwright tests, end-to-end testing, browser automation, fixing flaky tests, test migration, CI/C — from…
Generates test files, creates mocking strategies, analyzes code coverage, designs test architectures, and produces test plans and defect reports across functional, perfor — from…
CSAPP; "Computer Systems A Programmer's Perspective" by Randal E. Bryant and David R. O'Hallaron, covering computer architecture, systems programming, and performance optimization.
中文优先：用于C#测试相关任务，帮助识别、设计、实现或验证对应工作流。English keywords: C# and .NET testing patterns with xUnit, FluentAssertions, mocking, integration tests, and test organization best practices.
Generate realistic CSV data files with proper headers, data types, and configurable row counts for testing, demos, and development.
Master the art of calls-to-action that convert. Direct CTAs, transitional CTAs, button copy, and microcopy that turns readers into customers.
Comprehensive BDD testing with Cucumber and Gherkin syntax. Use when writing feature files (.feature), step definitions, hooks, or implementing Behaviour-Driven Development.
Cypress E2E testing standards including framework adaptations, test organization, and best practices
CUI Java unit testing standards and patterns with JUnit 5, generators, and value object testing
CUI test library standards for test data generation, value object contracts, and JUL log testing
Skill for writing unit tests using YAxUnit framework for 1C:Enterprise (BSL). Use when creating, editing, or validating unit tests, working with test data generation, or…
Configure Customer.io CI/CD integration with automated testing. Use when setting up GitHub Actions, integration test suites, or pre-commit validation for Customer.io code.
Create a minimal working Customer.io example. Use when learning Customer.io basics, testing SDK setup, or creating your first identify + track integration.
Implement Customer.io load testing and horizontal scaling. Use when preparing for high traffic, running load tests, or designing queue-based architectures for scale.
Configure Customer.io local development workflow. Use when setting up local testing, dev/staging isolation, or mocking Customer.io for unit tests.
Drafts CBP Form 19 protests under 19 U.S.C. § 1514 and 19 C.F.R. Part 174 challenging tariff classification, valuation, origin, and trade preference decisions.
Cypress testing patterns, custom commands, component testing, and CI integration.
Production-grade Cypress E2E and component testing — selectors, network stubbing, auth, CI parallelization, flake elimination, Page Object Model, and TypeScript support.
Scaffolds Cypress component tests for React, Vue, and Angular apps using the Cypress CT mount API. Configures webpack/vite dev servers and generates snapshot-based visual…
Implements component and E2E tests using Cypress with cy.mount, cy.intercept, and cy.get selectors. Configures cypress.config.ts with component devServer, custom commands, and…
Creates component and integration tests using the Cypress Testing Library API and cy.intercept for network stubbing.
Creates end-to-end tests with Cypress cy.intercept() for API mocking and cy.wait() for request assertion.
Tests end-to-end avec Cypress, couvrant le setup, les commandes personnalisées, les fixtures, l'interception réseau et l'intégration CI.
Cypress is an open-source browser testing framework for end-to-end, component, and accessibility testing in modern web apps.
Write end-to-end tests with Cypress including browser automation, API testing, component testing, and visual regression.
Use when cypress fundamentals including commands, assertions, fixtures, and E2E testing patterns.
Sets up end-to-end testing with Cypress or Playwright including page objects, fixtures, and CI integration.
Generates production-grade Cypress E2E and component tests in JavaScript or TypeScript. Supports local execution and TestMu AI cloud.
Automates pixel-level visual regression testing using Cypress with cypress-image-snapshot plugin. Compares screenshots against baselines using pixelmatch algorithm with…
Dagger is an open-source automation engine for building, testing, and shipping any codebase. It replaces shell scripts and proprietary YAML with real code using SDKs in Go,…
Write and organize unit tests for functions, methods, and classes using `package:test`. Use when creating new logic or fixing bugs to ensure code remains correct and…
Define and generate mock objects for external dependencies using `package:mockito` and `build_runner`.
Understand and improve test coverage in a Dart package. Helps agents run coverage, interpret results, and identify missed lines.
Core concepts and best practices for `package:test`. Covers `test`, `group`, lifecycle methods (`setUp`, `tearDown`), and configuration (`dart_test.yaml`).
Provides comprehensive darts scoring rules and board structure knowledge. Use when implementing or testing darts scoring logic, validation, simulation, or any feature related to…
Update data-cleaning-implementation skill with critical pandas patterns and testing learnings from vp-e62a
Build features guided by data insights, A/B testing, and continuous measurement using specialized agents for analysis, implementation, and experimentation.
Comprehensive guide to data quality validation, testing frameworks, anomaly detection, and data observability for production data pipelines
Create database seed scripts with realistic test data for development and testing. Use when setting up development environment or creating demo data.
Generates deterministic seed data for development and testing with factory functions, realistic fixtures, and database reset scripts.
Use when creating test data for scratch orgs, sandboxes, or CI pipelines: Apex @testSetup factories, sf data import tree plans, CumulusCI datasets, Snowfakery.
Validation et qualité des données dans les pipelines. Se déclenche avec "data quality", "validation des données", "data contract", "schema validation", "Great Expectation — from…
Database Test Helper - Auto-activating skill for Test Automation. Triggers on: database test helper, database test helper Part of the Test Automation skill category.
Database schema validation, data integrity testing, migration testing, transaction isolation, and query performance.
Language-agnostic database best practices covering migrations, schema design, ORM patterns, query optimization, and testing strategies.
Daytona Electron sandbox testing with CDP/noVNC. Use when the user says test on Daytona, run Electron on Daytona, Daytona dry run, test Electron remotely, reproduce on Daytona, or…
Standards de tests exhaustifs pour les bounded contexts DDD (Domain, Application, Integration). À utiliser lors de l'écriture de tests backend, tests unitaires, tests…
DDE subordinate extension. C++ test design/execution workflow (CMake/CTest/gtest) with strict DDE write gating.
Extract, filter, annotate, and export differential expression results from DESeq2 or edgeR. Use for identifying significant genes, applying multiple testing corrections — from…
Universal PDCA debugging framework for systematic hypothesis verification. Use when debugging issues that require structured investigation, observing runtime behavior, or…
Deep analysis debugging mode for complex issues. Activates methodical investigation protocol with evidence gathering, hypothesis testing, and rigorous verification.