Here’s a well-structured list of Rest Assured topics to help you master API automation testing:

1. Introduction to Rest Assured

  • What is Rest Assured?
  • Features of Rest Assured
  • Advantages of Rest Assured for API Testing
  • Setting Up Rest Assured in the Development Environment
    • Adding Rest Assured Dependency (Maven/Gradle)
    • IDE Configuration (Eclipse/IntelliJ)

2. Basics of API Testing

  • Understanding RESTful Web Services
    • HTTP Methods: GET, POST, PUT, DELETE, PATCH, OPTIONS
    • HTTP Status Codes
    • Request and Response Structure
    • URI and Endpoints
  • Types of APIs: REST vs SOAP
  • REST API Best Practices

3. Rest Assured Fundamentals

  • Introduction to Rest Assured Library
  • Making Simple API Requests:
    • GET Request
    • POST Request
    • PUT Request
    • DELETE Request
  • Configuring Base URI, Base Path, and Port
  • Query Parameters and Path Parameters
  • Sending Headers and Cookies in Requests
  • Reading Response Body, Status Code, and Headers

4. Validating API Responses

  • Response Validation:
    • Validating Status Codes
    • Validating Response Headers
    • Validating Response Body
  • Using Hamcrest Matchers for Assertions
  • JsonPath and XmlPath for Parsing and Validating API Responses
  • Validating Content-Type and Length
  • Response Time Validation

5. Working with JSON and XML

  • Sending JSON Payloads
  • Handling Nested JSON Objects and Arrays
  • Sending XML Payloads
  • Parsing JSON and XML Responses
  • Serialization and Deserialization with POJO

6. Advanced Request Handling

  • Sending Form Data in Requests
  • Sending Multipart Files
  • Handling Authentication:
    • Basic Authentication
    • OAuth 1.0 and OAuth 2.0
    • Bearer Token Authentication
    • API Key Authentication
  • Handling Cookies in API Requests and Responses

7. Working with Dynamic Data

  • Passing Dynamic Data in Requests
  • Reading Data from External Sources:
    • Properties Files
    • Excel (Apache POI)
    • JSON and XML Files
  • Generating Random Data for Requests

8. Request and Response Specifications

  • Using RequestSpecification to Simplify Requests
  • Using ResponseSpecification to Simplify Validations
  • Combining Request and Response Specifications

9. Logging and Debugging

  • Logging Requests and Responses
  • Debugging Failed Requests
  • Printing Request and Response Details for Debugging

10. Rest Assured with Frameworks

  • TestNG Integration:
    • Writing TestNG Test Cases for APIs
    • Using DataProviders for Parameterized Tests
  • JUnit Integration
    • Writing JUnit Test Cases for APIs
    • Running Tests in Parallel
  • Creating a Modular Framework for API Testing
    • Folder Structure
    • Reusable Components
    • Configuring Environment Variables

11. Advanced Rest Assured Features

  • Request Chaining
    • Using Response from One Request in Another
  • Advanced JSON Parsing with JsonPath
  • Conditional Requests Using Predefined Conditions
  • Sending Patch Requests for Partial Updates
  • Handling Asynchronous API Calls (Async HTTP)

12. Error Handling and Exception Management

  • Common HTTP Errors
  • Handling Timeouts
  • Validating Error Codes and Error Messages
  • Handling Exceptions in API Tests

13. Reporting in Rest Assured

  • Generating Reports with TestNG
  • Integrating Extent Reports for API Tests
  • Generating HTML Reports
  • Logging API Test Results

14. Mocking APIs

  • Introduction to Mock APIs
  • Using WireMock with Rest Assured
  • Simulating API Responses
  • Testing Scenarios with Mocked Endpoints

15. Rest Assured with CI/CD

  • Integrating Rest Assured with Jenkins
  • Running API Tests in CI/CD Pipelines
  • Generating API Test Results for CI/CD
  • Using Docker for API Test Environment Setup

16. Performance Testing with Rest Assured

  • Measuring Response Time
  • Validating API Performance Thresholds
  • Introduction to API Load Testing (with JMeter or Gatling)

17. API Security Testing

  • Validating Authentication Mechanisms
  • Testing for SQL Injection and XSS
  • Validating Rate Limits and Throttling
  • Penetration Testing of APIs

18. Migrating to Rest Assured from Other Tools

  • Comparing Rest Assured with Postman
  • Writing Rest Assured Scripts Based on Postman Collections
  • Using Newman to Automate Postman Collections in CI/CD

19. Real-World Scenarios

  • End-to-End API Test Cases
  • Validating API Contracts (Schema Validation)
  • Testing APIs with Dependency on Other Services
  • Automating CRUD Operations with Rest Assured

This structured list will help you build a strong foundation in API Testing with Rest Assured. Let me know if you want detailed tutorials or examples on any specific topic!