API Testing using Postman

API Testing is essential, no matter which API you are using

Photo by Marvin Meyer on Unsplash

Difficulty: Beginner | Easy | Normal | Challenging

Making API calls from any application is essential in most, if not all projects of any scale. How do you know if an issue with the client-server relationship is from the client or the server?

When you need to create an API call you should be using Postman to support your development.

This guide is a step-by-step tutorial on how to use Postman with a fake API endpoint provided by https://reqres.in

Prerequisites:

• None, although you will need to be able to download and install applications on your chosen platform.

If you do wish to understand HTTPRequests, you might like to look at this article explaining them

Terminology

API: Application programming interface. A set of accessible tools for building software applications

Endpoint: An endpoint is a remote computing device that communicates back and forth with a network to which it is connected

GET request: requests data from a specified endpoint