Does it support static HTML files?

Yes, it can read static HTML files directly to identify selectors before executing Playwright scripts, or treat them as dynamic if they contain client-side logic.

Can I test both a frontend and backend simultaneously?

Yes, the included with_server.py helper script allows you to manage multiple server lifecycles concurrently, enabling full-stack integration testing.

Why should I use the bundled scripts instead of writing custom code?

The bundled scripts are optimized to handle complex server and browser workflows reliably while acting as 'black boxes' that prevent Claude's context window from being cluttered with implementation details.

How does this skill handle dynamic web applications?

It utilizes a 'reconnaissance-then-action' pattern, specifically waiting for the 'networkidle' state and inspecting the rendered DOM before attempting to identify or interact with elements.

Does it support visual debugging?

Absolutely. The skill supports capturing browser screenshots and viewing console logs, which are essential for diagnosing issues in headless environments.

Web App Testing & Playwright Automation

Name: Web App Testing & Playwright Automation
Author: EricGrill

byEricGrill

•

Seguridad y Pruebas

Automates browser-based testing and UI verification for local web applications using Playwright and server lifecycle management.

The Web Application Testing skill provides a robust toolkit for Claude to interact with, test, and debug local web applications. It streamlines the process of managing server lifecycles for both frontend and backend services, allowing for seamless end-to-end automation. By leveraging Playwright, it enables precise DOM inspection, screenshot capture for visual debugging, and the execution of complex UI flows through a specialized 'reconnaissance-then-action' pattern that ensures reliability on dynamic, JavaScript-heavy applications.

Características Principales

01Reconnaissance-then-action pattern for accurate element selection

022 GitHub stars

03Visual debugging via screenshots and browser console log capture

04Automated server lifecycle management for single and multi-service stacks

05Native Playwright integration for reliable headless browser automation

06Pre-bundled scripts to minimize context window pollution

Casos de Uso

01Verifying frontend functionality and layout after local code changes

02Automating end-to-end user flows across local frontend and backend services

03Debugging complex UI behaviors by inspecting the rendered DOM state and network logs

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add ericgrill/agents-skills-plugins webapp-testing

For use in Claude.ai and ChatGPT

Download Skill