Automate Your API Testing: Data-Driven Postman Collections with CSV & JSON

This is where you unlock one of the most powerful features in all of Postman. In this tutorial, we will take a comprehensive deep dive into Data-Driven Testing. You will learn how to stop running the same request over and over, and instead use external data files to run your test collection against hundreds of different scenarios automatically. We will cover how to set up, run, and debug tests using both CSV and JSON data files. This is the core skill you need to become a true automation expert in Postman. ✅ In this video, you will learn: What Data-Driven Testing is and why it's essential. How to format and use a CSV file for simple data. How to format and use a JSON file for more complex, nested data. How to access your file data within your Postman test scripts. When to choose CSV vs. JSON for your project. #Postman #DataDrivenTesting #APITesting #Automation #SoftwareTesting