Table of Contents 1. REST API Testing with Postman 1.1. Why Postman tool? 1.2. Install native Postman Application 2. Getting Started with Postman 2.1. What is HTTP? 2.2. Most common HTTP methods: 2.4. How to Test GET Requests 2.5. How to Test POST Requests 2.6. How to Test PUT, PATCH, DELETE 3. REST API Automation Testing using Postman 3.1. Automate the Login API through Postman 1. REST API Testing with Postman Reliable API calls are critical to any decoupled application. Whether it is a simple configuration change to an entity or updating the Drupal core, both of them can alter the API response and lead to application-breaking changes on the front end. An API test suite can watch out for these API-breaking changes by running a slew of tests against your endpoint. And when you need to create an API test suite, Postman delivers. 1.1. Why Postman tool? Postman is a simple GUI for sending HTTP requests and viewing responses. It is built upon an extensive set of power

1. Introduction Mobile app testing is a crucial part of the software development life cycle, ensuring that applications perform as expected on various devices and operating systems. However, testing on physical devices can be expensive and time-consuming. That's where emulators come in. Emulators are software applications that simulate real mobile devices, allowing developers and testers to test their apps without the need for physical devices. This comprehensive guide aims to provide you with a complete understanding of mobile app testing using emulators. We will explore the concept of emulators, the AVD Manager (Android Virtual Device Manager), and how to set up and configure emulators for testing. Additionally, we will delve into writing Appium test scripts to automate testing tasks and cover various aspects of interacting with emulators. By the end of this guide, you will have a solid foundation for testing mobile apps using emulators, enabling you to efficiently validate your