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Found 268 Skills
Use when designing tests, writing test cases, or planning test strategy for a module. Covers unit, integration, and e2e layering.
Testing reference for Megatron Bridge — unit and functional test layout, tier semantics (L0/L1/L2/flaky), script conventions, running tests locally, adding/moving/disabling tests, and pytest conventions.
Apply RED-GREEN-REFACTOR with Pest or PHPUnit; use factories, feature tests for HTTP, and parallel test runners; verify failures before implementation
Use when writing tests, adding coverage, implementing business logic, or building features with TDD. Enforces output-based testing of pure functions only - never test imperative shell directly.
Enforce Test-Driven Development (TDD) workflow for all code changes. Apply PROACTIVELY by default using Red-Green-Refactor cycles for features, bug fixes, and refactoring.
Vitest test runner for JavaScript and TypeScript. Fast, modern alternative to Jest. Vite-native, ESM support, watch mode, UI mode, coverage, mocking, snapshot testing. Use when setting up tests for Vite projects, migrating from Jest, or needing fast test execution.
Write effective tests for code quality and reliability. Use when implementing features, fixing bugs, or improving coverage. Covers unit, integration, and E2E testing.
Run test suite. Use when user wants to run tests, verify functionality, or check for regressions.
Comprehensive testing workflow - unit tests ∥ integration tests → E2E tests
Guides strict Test-Driven Development (TDD) using the Red-Green-Refactor cycle. Ensures no production code is written without a prior failing test. Use this skill when implementing new features, fixing bugs, or refactoring code to ensure high test coverage and design quality. Triggers on phrases like 'TDD', 'write tests first', 'test-driven', 'red-green-refactor', 'watch it fail', 'test first', or 'behavior driven'.
Generate unit and integration tests for API routes, utilities, React components, and hooks. Use when asked to generate tests, write unit tests, create integration tests, add test coverage, or test a component/route/function.
Testing doctrine, commands, and test layout conventions