🚀 DummyJSON API Testing Project

📌 Project Overview

This project demonstrates comprehensive API testing of the DummyJSON REST APIs using Postman. The objective of this project is to validate API functionality, request/response behavior, status codes, data integrity, and error handling through structured test scenarios.

The project covers CRUD operations, authentication, response validation, and negative testing to ensure API reliability and consistency.

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🛠️ Tools & Technologies

• Postman
• DummyJSON REST APIs
• JavaScript (Postman Test Scripts)
• GitHub
• Excel Test Documentation

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🎯 APIs Tested

Authentication

• Login with Valid Credentials
• Verify Authentication Response
• Validate Authenticated User Details

Posts API

• Get All Posts
• Get Post By ID
• Search Posts
• Create Post
• Update Post
• Delete Post

Comments API

• Get All Comments
• Get Comment By ID
• Get Comments By Post ID
• Add Comment
• Update Comment
• Delete Comment

Carts API

• Get All Carts
• Get Cart By ID
• Add Cart
• Update Cart
• Delete Cart

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✅ Validation Performed

• Status Code Validation
• Response Body Validation
• Response Time Validation
• Data Integrity Validation
• Error Handling Validation
• Content-Type Validation
• JSON Response Validation
• Dynamic Data Verification

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📊 Test Coverage

Module	Operations Covered
Authentication	Login, Get Auth User
Posts	GET, POST, PUT, DELETE
Comments	GET, POST, PUT, DELETE
Carts	GET, POST, PUT, DELETE

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📂 Project Structure

DummyJSON-API-Testing/
│
├── README.md      # Project Documentation
│
├── JsonFile/
│   └── DummyJson API.postman_collection.json  # Postman Collection
│
└── TestCases/
    └── Dummy Json.xlsx  # Test Cases & Validation Documentation

📖 API Documentation

Published Postman Documentation

https://documenter.getpostman.com/view/42777813/2sBXwsNAhv

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🔥 Key Features

• End-to-End API Testing
• CRUD Operations Validation
• Positive and Negative Test Scenarios
• Automated Assertions using Postman Scripts
• Structured Test Case Documentation
• Published API Documentation
• Request and Response Validation

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🎓 Learning Outcomes

Through this project, I gained hands-on experience in:

• REST API Testing
• API Request & Response Validation
• Test Case Design
• Error Handling Verification
• Postman Collection Management
• API Documentation
• GitHub Project Management

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👨‍💻 Author

Sarode Maruthi Rao

Aspiring Software Test Engineer | API Testing Enthusiast

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⭐ Feel free to explore the collection and documentation to review the implemented API test scenarios and validation results.