QA Cosmos

  Building a test automation framework isn't just about writing automated scripts; it's about designing a robust, scalable, and maintainable ecosystem for your tests. Just like architects use blueprints and engineers apply proven principles, automation specialists leverage design patterns – reusable solutions to common software design problems – to construct frameworks that stand the test of time. In this deep dive, we'll explore some of the most influential and widely adopted design patterns in test automation, explaining their purpose, benefits, and how they contribute to a superior automation experience. Why Design Patterns in Test Automation? Without design patterns, test automation code can quickly devolve into a chaotic, unmaintainable mess characterized by: Code Duplication (violating DRY): Repeating the same logic across multiple tests. Tight Coupling: Changes in one part of the application UI or logic break numerous tests. Poor Readability: Difficult to underst...

  As automation engineers, we constantly strive for cleaner, more maintainable, and highly efficient test suites. Repetitive setup code, complex beforeEach hooks, and duplicated login logic can quickly turn a promising test framework into a tangled mess. This is where Playwright's custom fixtures shine, offering a powerful and elegant solution to encapsulate setup and teardown logic, share state, and create a truly modular test architecture. If you're looking to elevate your Playwright test automation, understanding and leveraging custom fixtures is an absolute must. Let's dive in! What are Playwright Fixtures? At its core, a Playwright fixture is a way to set up the environment for a test, providing it with everything it needs and nothing more. You've already encountered them: page , browser , context , request , browserName – these are all built-in Playwright fixtures . When you write async ({ page }) => { ... } , you're telling Playwright to "fix up...