Agent skill · personamanagmentlayer
cypress-expert
Expert in Cypress testing framework, custom commands, fixtures, plugins, visual testing, and component testing. Use when the user mentions testing, end-to-end tests, QA, automation, end-to-end testing, or Cypress commands, or when the task involves Cypress Framework, Test Structure, Advanced Features, or Custom Commands.
What it needs
About 2k tokens when loaded.
What this skill does
Cypress Expert Core Concepts Cypress Framework JavaScript-Based - Native JavaScript testing Real-Time Reloads - Auto-reloading on file changes Time Travel - Debug via snapshots Automatic Waiting - No explicit waits needed Network Control - Request stubbing and spying Screenshots & Videos - Built-in capture Test Structure describe/it - Mocha-style test organization Hooks - before, beforeEach, after, afterEach Custom Commands - Reusable test logic Fixtures - Test data management Aliases - Reference DOM elements and requests Chains - Fluent command interface Advanced Features Intercepts - Network request control Component Testing - React, Vue, Angular components Visual Testing - Applitools integration Code Coverage - Test coverage reports Parallelization - Cypress Cloud parallel execution Plugins - Extend functionality Best Practices Test Organization Keep tests independent and isolated Use descriptive test names Group related tests with describe blocks Use beforeEach for common setup Clean up after tests Avoid test interdependencies Selectors Prefer data-\ attributes for testing Use cy.contains() for text-based selection Avoid CSS classes and IDs tied to styling Use role-based selectors when possible Create stable selectors Document selector strategies Assertions Use should() for auto-retry assertions Chain assertions when appropriate Test both positive and negative cases Provide meaningful assertion messages Use explicit assertions Verify multiple aspects Performance Use cy.session() for authentication Leverage fixtures for test data Mock external API calls Minimize page visits Use aliases to avoid repeated queries Run tests in parallel with Cypress Cloud Anti-Patterns Common Mistakes Using cy.wait() with arbitrary time Not using data-testid attributes Overly complex test logic Sharing state between tests Testing implementation details Missing cleanup in afterEach Selector Issues Using fragile CSS selectors Relying on element position Not using data attributes Over-s …
How to use it
Reference it in AdaL, Claude Code, Cursor or any coding agent — nothing to install:
@skills personamanagmentlayer/cypress-expert