I Put TestSprite Through a Real E-Commerce Project — Here's What I Found (Especially Around Locale)

I've been skeptical of AI-powered testing tools for a while. Most of them are glorified code generators that spit out flaky Playwright tests and call it a day. So when I heard about TestSprite — which promises to write, run, and maintain tests through an MCP integration — I decided to actually put it to work on a real project before writing a single word about it. The project: a mid-size e-commerce storefront built with Next.js 14, internationalized for US, EU, and Southeast Asian markets. It ha