REST Assured Complete Practical Guide

Published by SoftwareTestPilot

PDF • 109 pages • Notes • Intermediate • API Testing

Published 28 September 2026 • Updated 29 September 2026

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REST Assured Complete Practical Guide — practical API Testing notes for software testers, 109 pages.

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Overview

This complete practical guide covers REST Assured for Java API testing, from initial API requests to building a production-ready automation framework. It offers 100 hands-on labs aligned with REST Assured 6.0.1 and Java 17+, detailing setup, requests, validations, authentication, specifications, filters, schemas, and framework architecture. The PDF is structured as practical workshop labs, suitable for beginners to read in order or for experienced engineers to jump directly to advanced topics like CI/CD, schema validation, or framework design. It helps users understand and implement robust API automation, including integration with JUnit/TestNG and Spring modules.

What you'll learn

Setup REST Assured with Maven or Gradle
Construct API requests using Java
Validate API responses with various methods
Implement authentication and sessions
Utilize JSONPath and XMLPath for extraction
Design robust automation framework architecture

Topics covered

java
automation-testing
rest-assured

REST Assured 6.0.1 and Java 17+
Maven Setup
Gradle Setup
Recommended Static Imports
First given-when-then Test
Direct Response Style
baseURI and basePath
RequestSpecification
Query Parameters
Path Parameters
Headers
Content-Type and Accept
JSON Body from Map
JSON Body from POJO
Raw JSON String