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playwright

3 posts

2026-10-23 dotnet playwright testing

Playwright .NET 1.64 adds Locator.Within(), and it is Locator chaining read backwards

Microsoft.Playwright 1.64 adds Locator.Within() so you can write 'this button, within that dialog'. A quick probe shows it builds exactly the same locator as parent.Locator(child), including per-parent Nth() resolution.

2026-09-29 ai-agents claude-code playwright

Self-Healing E2E Tests When a Coding Agent Renames Your Selectors

A coding agent refactors a component, renames a data-testid, and your Playwright suite goes red. Here is a three-layer setup, verified on Playwright 1.63.0 and Claude Code 2.1.197: locators that survive, a PreToolUse hook that blocks the rename, and a CI guard that lets the Playwright healer agent fix locators but never rewrite an assertion.

2026-05-08 claude-code ai-agents agent-skills

How to Write a Claude Code Subagent That Runs Browser Tests

Create a Claude Code browser-testing subagent with an inline Playwright MCP server, explicit tools, an isolated browser profile, and evidence-based pass/fail reporting.