webapp-testing

Topics in the source

• Web Application Testing
• When to Use This Skill
• Prerequisites
• Core Capabilities
• 1. Browser Automation
• 2. Verification
• 3. Debugging
• Usage Examples

This skill enables comprehensive testing and debugging of local web applications using Playwright automation. You should use the Playwright MCP Server to undertake the work if possible. If the MCP Server is unavailable, you can run the code in a local Node.js environment with Playwright installed. Use this skill when you need to: Test frontend functionality in a real browser Verify UI behavior and interactions Debug web application issues Capture screenshots for documentation or debugging Inspect browser console logs Validate form submissions and user flows Check responsive design across viewports Node.js installed on the system A locally running web application (or accessible URL) Playwright will be installed automatically if not present Navigate to URLs Click buttons and links Fill form fields Select dropdowns Handle dialogs and alerts Assert element presence Verify text content Check element visibility Validate URLs Test responsive behavior Capture screenshots View console logs Inspect network requests Debug failed tests 1. Always verify the app is running - Check that the local server is accessible before running tests 2. Use explicit waits - Wait for elements or navigation to

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