API Automation Testing Syllabus – Python + Pytest

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1. Introduction

• What is API Automation Testing?
• Differences between Manual and Automated API Testing
• Why Automate API Testing?
• Overview of Python Libraries for API Testing:

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2. Setting Up the API Automation Project

• Installing Required Packages
• Creating a Basic Project Structure
• Introduction to Sample APIs
• Writing the First GET API Test using requests
• Validating Status Code, Response Body, and Headers

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3. Working with Parameters

• Sending Query Parameters in GET Requests
• Using Path Parameters in API URLs
• Passing Headers and Payload
• Using Environment Variables / Config Files for Dynamic Values

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4. Validations in API Responses

• Validating:
• Status Codes
• Response Headers
• Response Body
• Extracting Values using:
• Dictionary Access
• jsonpath-ng or custom functions
• Response Assertions using assert and pytest

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5. POST, PUT, PATCH, DELETE Requests

• Creating Payloads using Python Dictionaries / JSON Files
• POST Requests with Payloads
• PUT and PATCH Requests to Update Data
• DELETE Requests and Validating Responses
• Creating Reusable Utility Functions for API Calls

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6. Authentication and Authorization

• Overview of Different Authentication Types:
• Basic Auth
• Bearer Tokens
• OAuth2 (basic concept only)
• Passing Auth Headers in Requests

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7. Serialization and Deserialization

• Working with JSON Data in Requests and Responses
• Converting JSON Response to Python Object
• Serializing Python Object to JSON for Payloads

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8. Pytest-based Automation Framework

• Building an API Test Framework using pytest
• Folder Structure:
• Creating Config Files for Environment Setup
• Grouping Tests
• Adding Reusable Fixtures
• Parametrizing Tests with Test Data
• Skipping, Failing, and Tagging Tests

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9. Logging and Reporting

• Generating HTML Reports
• Capturing Request & Response Logs for Debugging

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10. Running and Organizing Tests

• Organizing Tests into Modules and Packages
• Configurations
• Creating Custom CLI Commands for Execution
• Creating Test Suites using Markers / Categories
• Test Execution:
• Full suite run
• Module-specific run
• Test-specific run