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Who this course is for?

Learning REST API is beneficial who interested in coding and programming software, using REST API in programming allow users to connect to, manage and interact with cloud services flexibility in a distributes environment.


This course is designed to make you an expert in working with Back End Testing.

Nowadays, almost all web applications use web services to communicate or interact with each other. Most modern day web services are built on Representational state transfer (REST) architecture; REST has gained a lot of popularity and it will continue to do the same due to its simplicity in comparison with other technologies

90% of the IT industry now heading towards this API for automating Services. On course completion You will be familiar with REST API testing using Postman, SOAPUI & Rest Assured and can implement Successfully it in your work place or will surely land on High Paying Job.


You should be having basic knowledge on testing concepts.

Good logical skills.

What You'll Learn?

You will be able to understand what the Webservices & API’s are, and their functionality.

After completing this course you can start working on API & Webservices testing projects.

Covered most popular API testing tools like Postman, SOAPUI, Ready API & RestAssured API Automation.

You will learn how to develop and test Microservices.

Topics Covered

What is Client & server?

Client-server architecture

What is an API?

Types of an API

API Vs Webservice

Rest API methods

http Vs https

Postman Introduction

Postman installation

Creating Workspace

Creating Collection

Creating Requests - Get, Post, Put & Delete

Saving & Editing Requests

Operations on Collections

Things to be validated in response

Status codes



Response body

Exporting & Importing Collections

Creating Dummy API’s for API Testing

NodeJS installation

json-server installation

JavaScript Object Notation (JSON) & JSON Path

What is JSON?

Understanding JSON Object & JSON Array


Adding Tests/validations

Testing status codes

Testing headers

Testing cookies

Testing response time

Testing response body

Scripts in Postman

Pre-request Scripts

Tests Scripts

Working with Variables

Global Variables

Collection Variables

Environment Variables

Local Variables

Data Variables

Get and Set Variables with Scripts

Postman Console

API Chaining

Project - Books API

Data Driven Testing using JSON & CSV files

File Upload & Download API

Authorization Types


cURL ( Client URL)

Documenting & Publishing

ECommerce App Rest API's

Testing XML Response

Testing JSON Response

Run Collection

Command prompt

Command prompt with HTML Report

Sharing Collections

Run Collection Remotely

Push collection to Github

Run collection in Jenkins

Introduction to RestAssured

Setting RestAssured Maven Project

Including The Required REST Assured and Other Dependencies

Static imports

Writing first REST Assured API Automation Script





Post request body creation ways


POJO class

Org.Json Library

External JSON file

External JSON file with variables


Path Parameters

Query parameters

Headers and cookies


Parsing Data

Parsing JSON response

Parsing Data

Parsing XML response

File Upload & Download API