What is the primary benefit of the E2E Testing Patterns skill?

It provides standardized, battle-tested implementation patterns that reduce test flakiness and make end-to-end suites easier to maintain as your codebase grows.

How does this skill help with flaky tests?

It promotes auto-waiting assertions, deterministic selection strategies (like data-testid), and proper cleanup fixtures instead of using unreliable fixed timeouts.

Does this skill support both Playwright and Cypress?

Yes, it includes specific configuration patterns, directory structures, and implementation examples for both Playwright and Cypress frameworks.

Can I use these patterns for mobile testing?

Absolutely. The skill includes configurations for mobile device emulation to ensure your web applications work correctly on various screen sizes and mobile browsers.

Does it include visual regression testing?

Yes, it provides patterns for screenshot comparison and visual testing to catch UI regressions that functional tests might miss.

E2E Testing Patterns

Name: E2E Testing Patterns
Author: HermeticOrmus

byHermeticOrmus

Security & Testing

Implements robust end-to-end testing suites using Playwright and Cypress best practices to ensure application reliability.

About

E2E Testing Patterns provides a standardized framework for building maintainable and fast end-to-end test suites. By leveraging industry-standard patterns for Playwright and Cypress, this skill helps developers implement Page Object Models, complex network mocking, and efficient waiting strategies. It is particularly useful for teams looking to eliminate test flakiness, automate critical user journeys, and integrate comprehensive cross-browser testing into their CI/CD pipelines to catch regressions before they reach production.

Key Features

Automated waiting strategies to eliminate flakiness and ensure deterministic results
Cross-browser and mobile device emulation configurations for responsive testing
Standardized Page Object Model (POM) architectures for better maintainability
Integrated visual regression and accessibility testing patterns using Axe-core
0 GitHub stars
Advanced network mocking and API request interception techniques

Use Cases

Establishing a new E2E test suite for complex web applications using Playwright or Cypress
Debugging and refactoring flaky tests in existing automation pipelines to improve stability
Automating critical user flows such as multi-step forms, authentication, and payment processing

About

Key Features

Automated waiting strategies to eliminate flakiness and ensure deterministic results
Cross-browser and mobile device emulation configurations for responsive testing
Standardized Page Object Model (POM) architectures for better maintainability
Integrated visual regression and accessibility testing patterns using Axe-core
0 GitHub stars
Advanced network mocking and API request interception techniques

Use Cases

Establishing a new E2E test suite for complex web applications using Playwright or Cypress
Debugging and refactoring flaky tests in existing automation pipelines to improve stability
Automating critical user flows such as multi-step forms, authentication, and payment processing