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Table Of Contents
Hands-On Automated Testing with Playwright
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In modern web applications, the ability to upload and download files is a core part of the user experience. Whether it’s sharing images, submitting documents, or generating downloadable reports, these features need to work seamlessly for users while remaining reliable under the hood. For testers and developers, that means ensuring uploads and downloads are not only functional but also resilient to real-world quirks, from slow networks to unexpected file formats.
In this chapter, we’ll explore how to automate these workflows with Playwright, cutting out the manual tedium and making our tests both faster and more dependable. You’ll learn how to simulate file uploads without wrestling with OS-level dialogs, verify that downloads happen exactly as expected, and handle a variety of file types (from PDFs to CSVs) with confidence. Along the way, we’ll cover edge cases and look at best practices for keeping your test environment...