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Practical Playwright testing strategies I learned the hard way — from authentication flows to CI/CD integration, with real code examples that actually work in production.

Learn how to write robust, maintainable tests with Vitest. From setup to advanced patterns, discover why this modern testing framework is changing how we approach JavaScript testing in 2026.

Master these seven essential testing patterns to write better, more maintainable tests in JavaScript. From AAA pattern to Page Objects, learn practical techniques that actually work.