REST Assured Fundamentals

Name: REST Assured Fundamentals
Rating: 4.5 (1858 reviews)

Learn the fundamentals of REST Assured to add API Automation Testing to your Java code

Created byJames Willett

Last updated 7/2025

English

What you'll learn

Use all of the core features of REST Assured
Test two sample API applications, including one developed especially for this course
Advanced use of REST Assured to extract explicit data from a HTTP response

Course content

8 sections • 41 lectures • 3h 20m total length

Course Introduction2:41
Brief introduction to this REST Assured course
Housekeeping2:18
How to ask questions to the course author, and how to use the Github repository with the source code
Prerequisite Software2:11
List of prerequisite software needed to follow along with the course, and where to obtain it
Target Application 1 - Video Game DB4:03
How to access and use the Video Game DB application through Swagger
Target Application 2 - Football Data API2:18
Quick overview of the 2nd application under test - Football Data API

Create Intellij Project & Install REST Assured4:03
Setup our project in IntelliJ and add the REST Assured dependencies
Write your First REST Assured Test4:11
Write your first REST Assured test
Setting up a Base Class5:53
Add a base class for common code to be executed by all your tests in REST Assured
Request Specification5:40
Using Request Specification in REST Assured
Response Specification2:45
Using Response specification in REST Assured
Create Config file for Video Game DB3:25
Add the base config file for the Video Game DB
Adding Endpoints to an Interface4:57
Adding Endpoints to an Interface for use in REST Assured tests

GET Request4:40
How to make a GET request in REST Assured
POST Request with JSON7:30
How to make a POST request with JSON in REST Assured
POST Request with XML5:19
How to make a POST Request with XML
PUT Request4:31
How to make a PUT Request in REST Assured
DELETE Request3:41
How to make a DELETE request in REST Assured
Path Parameters3:07
How to add Path Parameters in your REST Assured API calls
Create Config file for Football API4:38
Create a config file for Football API tests to inherit from
Query Parameters7:08
How to add Path Parameters in your REST Assured API calls

Object Serialization6:57
How to performance Object Serialization with REST Assured
Validating Response against a XML Schema8:02
Validating Response against a XML Schema in REST Assured
Validating Response against a JSON Schema6:01
Validating Response against a JSON Schema in REST Assured
Convert JSON Response to POJO6:38
Learn how to convert a JSON response in the response body to a POJO in REST Assured
Measuring Response Time in REST Assured6:08
Measuring Response Time in REST Assured

GPath JSON Part 1 - Setup and basic find9:06
How to use GPath to look up JSON in REST Assured
GPath JSON Part 2 - Using findAll to extract multiple data5:44
How to use GPath to look up JSON in REST Assured, in this lecture we use findAll to extract multiple data sets
GPath JSON Part 3 - Using Min, Max, Collect and Sum5:01
How to use GPath to look up JSON in REST Assured, in this lecture we use mix, max, collect and sum
GPath JSON Part 4 - Combining finds and using parameters7:52
How to use GPath to look up JSON in REST Assured, in this lecture we combine finds and use parameters

GPath XML Part 1 - Setup and basic find4:12
Using GPath XML in REST Assured - in this lecture we go over the setup and perform a basic find
GPath XML Part 2 - Attributes2:17
Using GPath XML in REST Assured - in this lecture we discuss XML attributes
GPath XML Part 3 - Extract all XML nodes with findAll4:49
Using GPath XML in REST Assured - in this lecture we discuss XML nodes and use findAll
GPath XML Part 4 - Extract XML nodes with an attribute4:11
Using GPath XML in REST Assured - in this lecture we discuss XML nodes and capturing them with an attribute
GPath XML Part 5 - Extract single node4:27
Using GPath XML in REST Assured - in this lecture we extract a single node
GPath XML Part 6 - Depth First Search3:44
Using GPath XML in REST Assured - in this lecture we look at how to perform a depth first search
GPath XML Part 7 - Get all nodes based on a condition4:33
Using GPath XML in REST Assured - in this lecture we extract all nodes based on a condition

Requirements

No prerequisites are needed for the course, but you will get more out of it if you know some basic Java
Basic knowledge of how APIs work will be helpful, but not required

Description

This course on REST Assured assumes that you have some basic knowledge of Java and API testing, and cuts through all the filler of other courses to get you up and running with REST Assured quickly.

Even if you have little to no knowledge of Java and API testing, you can still follow along with this course.

The course makes use of two different API applications to test against, including one that was created specifically for this course and supports both JSON and XML queries.

This course covers all the fundamentals of REST Assured, including:

Request & Response Specifications
Setting up a Base Class for API testing defaults
Measuring Response time in REST Assured
Covers all HTTP Verbs (GET, POST, PUT and DELETE) - for both JSON and XML
Advanced assertions using Groovy GPATH
Testing and validating against both XML and JSON Schemas
And many many more concepts

If you want a course that will get you up and running with REST Assured and learning the fundamentals of this awesome DSL for Java API Testing, this is the course for you.

This course has recently been re-recorded for a third time, and is one of the most popular API testing courses available on Udemy.

Enroll today and join almost 10,000 students learning about REST Assured and adding API automation to Java projects.

Who this course is for:

Anyone who wants to learn the fundamental features of REST Assured quickly and efficiently
Students with an interest in API Automation

REST Assured Fundamentals

What you'll learn

Explore related topics

Course content

Prerequisite Installations & Setup5 lectures • 14min

REST Assured - Preparing Your Framework7 lectures • 31min

REST Assured - Different Request Types8 lectures • 41min

REST Assured - Assert and Extract from the Response Body4 lectures • 25min

REST Assured - Serialization, Schema Validation & Measuring Response Time5 lectures • 34min

Using Groovy GPath for JSON in REST Assured4 lectures • 28min

Using Groovy Gpath for XML in REST Assured7 lectures • 28min

Conclusion1 lecture • 1min

Requirements

Description

Who this course is for: