Unit Testing

Visual regression testing expert using Playwright snapshots, Percy, Chromatic, BackstopJS, and pixel-diff analysis. Covers baseline management, responsive testing, cross-browser visual testing, component visual testing, and CI integration. Activates for visual regression, screenshot testing, visual diff, Percy, Chromatic, BackstopJS, pixel comparison, snapshot testing, visual testing, CSS regression, UI looks different, layout changed, style regression, component looks wrong, responsive breakpoints, cross-browser differences, screenshot comparison, baseline update, approve changes, Storybook visual tests, design QA, pixel perfect, UI drift, visual bugs.

Generate the conclaude-schema.json configuration schema file using src/bin/generate-schema.rs. USE WHEN the configuration format changes, new config fields are added, or the schema needs to be updated for release or testing.

Manages Release Candidate (RC) workflows including pre-release tagging, RC lifecycle (alpha/beta/rc), testing validation, RC promotion to production, rollback procedures, and channel-based releases. Handles RC versioning (v1.0.0-rc.1, v1.0.0-beta.1), tracks RC testing status, coordinates RC across multiple repositories, manages canary/blue-green deployments. Activates for release candidate, RC, pre-release, beta release, alpha release, canary release, rc workflow, promote rc, rc testing, staging release, pre-production.

Lightning Web Components development skill with PICKLES architecture methodology, component scaffolding, wire service patterns, event handling, Apex integration, GraphQL support, and Jest test generation. Build modern Salesforce UIs with proper reactivity, accessibility, dark mode compatibility, and performance patterns.

Salesforce data operations expert with 130-point scoring. Use when writing SOQL queries, creating test data, performing bulk data operations, or importing/exporting data via sf CLI.

Comprehensive ML model evaluation with multiple metrics, cross-validation, and statistical testing. Activates for "evaluate model", "model metrics", "model performance", "compare models", "validation metrics", "test accuracy", "precision recall", "ROC AUC". Generates detailed evaluation reports with visualizations and statistical significance tests, integrated with SpecWeave increment documentation.

Generates comprehensive specifications (spec.md, plan.md, tasks.md with embedded tests) for SpecWeave increments using proven templates and flexible structure. Activates when users create new increments, plan features, or need structured documentation. Keywords: specification, spec, plan, tasks, tests, increment planning, feature planning, requirements.

Generates and reviews Salesforce Apex code with 2025 best practices and 150-point scoring. Use when writing Apex classes, triggers, test classes, batch jobs, or reviewing existing Apex code for bulkification, security, and SOLID principles.

Implements comprehensive backtesting capabilities for Pine Script indicators and strategies. Use when adding performance metrics, trade analysis, equity curves, win rates, drawdown tracking, or statistical validation. Triggers on "backtest", "performance", "metrics", "win rate", "drawdown", or testing requests.

Prepares ML models for production deployment with containerization, API creation, monitoring setup, and A/B testing. Activates for "deploy model", "production deployment", "model API", "containerize model", "docker ml", "serving ml model", "model monitoring", "A/B test model". Generates deployment artifacts and ensures models are production-ready with monitoring, versioning, and rollback capabilities.

Enhanced AI-powered quality assessment with RISK SCORING (BMAD pattern) and quality gate decisions. Evaluates specifications, plans, and tests for clarity, testability, completeness, feasibility, maintainability, edge cases, and RISKS. Provides PASS/CONCERNS/FAIL decisions. Activates for validate quality, quality check, assess spec, evaluate increment, spec review, quality score, risk assessment, qa check, quality gate, /sw:qa command.

Testing philosophy and practices. This skill should be used when writing tests, designing test strategies, or reviewing test code. Use proactively when discussing TDD, red-green-refactor, test doubles, mocks, stubs, fakes, RSpec, Jest, pytest, unit tests, integration tests, test coverage, or test-first development. (user)

Comprehensive Agentforce testing skill with test execution, coverage analysis, and agentic fix loops. Run agent tests via sf CLI, analyze topic/action coverage, generate test specs, and automatically fix failing agents with 100-point scoring.

Expert in React Native testing strategies including unit tests with Jest, integration tests, E2E tests with Detox, component testing with React Native Testing Library, snapshot testing, mocking native modules, testing on simulators and real devices. Activates for testing, jest, detox, e2e, unit test, integration test, component test, test runner, mock, snapshot test, testing library, react native testing library, test automation.

Run GDUnit4 tests for Godot projects. Use after implementing features, fixing bugs, or modifying GDScript files to verify correctness.

Expert PM validation for increment closure with 3-gate quality checks (tasks, tests, documentation). Acts as final quality gate before closing increments. Validates task completion, test coverage, documentation updates, and detects scope creep. Activates for /done command, increment closure, close increment, validate increment, completion check, quality gate, PM approval, ready to close, scope creep detection, release validation, increment validation.

Comprehensive unit testing expertise covering Vitest, Jest, test-driven development (TDD), mocking strategies, test coverage, snapshot testing, test architecture, testing patterns, dependency injection, test doubles (mocks, stubs, spies, fakes), async testing, error handling tests, parametric testing, test organization, code coverage analysis, mutation testing, and production-grade unit testing best practices. Activates for unit testing, vitest, jest, test-driven development, TDD, red-green-refactor, mocking, stubbing, spying, test doubles, test coverage, snapshot testing, test architecture, dependency injection, async testing, test patterns, code coverage, mutation testing, test isolation, test fixtures, AAA pattern, given-when-then, test organization, testing best practices, vi.fn, vi.mock, vi.spyOn, describe, it, expect, beforeEach, afterEach.

Human-supervised PDCA (Plan-Do-Check-Act) framework for AI-assisted code generation. Use when generating production code with AI agents to maintain quality, reduce technical debt, and keep humans engaged. Applies structured analysis, planning, test-driven development, validation, and retrospection to AI coding sessions. Essential for developers who need systematic approaches to maintain code quality and accountability when using AI code generation tools in complex codebases.

Test-Driven Development (TDD) expertise covering red-green-refactor cycle, behavior-driven development, test-first design, refactoring with confidence, TDD best practices, TDD workflow, unit testing strategies, mock-driven development, test doubles, TDD patterns, SOLID principles through testing, emergent design, incremental development, TDD anti-patterns, and production-grade TDD practices. Activates for TDD, test-driven development, red-green-refactor, test-first, behavior-driven, BDD, refactoring, test doubles, mock-driven, test design, SOLID principles, emergent design, incremental development, TDD workflow, TDD best practices, TDD patterns, Kent Beck, Robert Martin, Uncle Bob, test-first design.

Test-Driven Development workflow coordinator. Detects TDD intent and offers guided red-green-refactor cycle. Activates for TDD, test-driven, red-green-refactor, write tests first, test-first development, Kent Beck, TDD cycle.