# E2e

> E2E Testing (End-to-End Testing)

- Skill: `neuralblitz/e2e` (Agent Skill)
- Install (CLI): `npx skillmds@latest add neuralblitz/e2e`
- Raw SKILL.md: https://api.skillmd.com/api/skills/neuralblitz/e2e/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: AI & ML
- Author: NeuralBlitz (https://skillmd.com/u/neuralblitz)
- Updated: 2026-09-22
- Page: https://skillmd.com/skills/neuralblitz/e2e

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# E2E Testing (End-to-End Testing)

E2E testing verifies complete application flows from the user's perspective, testing the entire system including frontend, backend, and integrations.

## Key Concepts

- Browser automation (Playwright, Cypress)
- Test scenarios and user flows
- Test data management
- Parallel execution
- Visual regression testing

## Common Use Cases

- Critical user journeys
- Payment flows
- Authentication flows
- Cross-browser testing
- Smoke tests

## Best Practices

- Write from user perspective
- Use stable selectors (data-testid)
- Implement proper waiting
- Parallelize execution
- Use CI/CD integration

## Resources

- Playwright: playwright.dev
- Cypress: docs.cypress.io
- Related Skills: testing, playwright, continuous-integration