Evidence-based completion verification for Starwards - run actual npm test commands, check E2E snapshots, verify TypeScript types, and confirm build success before claiming work is complete; evidence before assertions always
PixiJS v8 patterns for Starwards - Containers, Sprites, Graphics, Textures, ticker integration, event handling, and testing with Playwright data-id selectors
Test-driven development for Starwards - write the test first, watch it fail, write minimal code to pass; includes Jest unit tests, Playwright E2E tests, Colyseus state sync, @gameField decorators, Tweakpane UI, and multiplayer scenarios
Integrate automated testing into CI/CD pipelines for continuous quality feedback. Use for continuous testing, CI testing, automated testing pipelines, test orchestration, and DevOps quality practices.
Implement synthetic monitoring and automated testing to simulate user behavior and detect issues before users. Use when creating end-to-end test scenarios, monitoring API flows, or validating user workflows.
Generate realistic, consistent test data using factories, fixtures, and fake data libraries. Use for test data, fixtures, mock data, faker, test builders, and seed data generation.
Design and implement integration tests that verify component interactions, API endpoints, database operations, and external service communication. Use for integration test, API test, end-to-end component testing, and service layer validation.
Create and manage mocks, stubs, spies, and test doubles for isolating unit tests from external dependencies. Use for mock, stub, spy, test double, Mockito, Jest mocks, and dependency isolation.
Evaluate test suite quality by introducing code mutations and verifying tests catch them. Use for mutation testing, test quality, mutant detection, Stryker, PITest, and test effectiveness analysis.
Design property-based tests that verify code properties hold for all inputs using automatic test case generation. Use for property-based, QuickCheck, hypothesis testing, generative testing, and invariant verification.
Implement comprehensive frontend testing using Jest, Vitest, React Testing Library, and Cypress. Use when building robust test suites for UI and integration tests.
Write comprehensive unit tests with high coverage using testing frameworks like Jest, pytest, JUnit, or RSpec. Use when writing tests for functions, classes, components, or establishing testing standards.
Design and implement scalable test automation frameworks with Page Object Model, fixtures, and reporting. Use for test framework, page object pattern, test architecture, test organization, and automation infrastructure.
Control a headless browser for testing, screenshots, and web automation. Use when testing web pages, taking screenshots, interacting with web pages, verifying UI changes, or scraping rendered HTML.
Write comprehensive tests following TDD and BDD principles
Use when symfony doctrine fixtures foundry
Preview and verify imported content in local AEM Edge Delivery Services dev server. Validates rendering, compares with original page, and troubleshoots common issues.
Use when symfony e2e panther playwright
