API Testing Foundations

Learn the basics of how APIs work and how to do API testing. Learn strategies for testing APIs at scale in an organization.

Introduction

• Standing out as an API tester

1. Understanding Web Services and APIs

• Introduction to web services
• Your first tool: Postman
• Understanding API terminology
• Types of APIs

2. Getting Started with API Testing

• Risks of using services and APIs
• Install and set up API challenges
• Exploring an API
• Challenge: API discovery
• Solution: API discovery

3. API Authorization

• Overview of authorization and authentication
• Basic auth in API calls
• Using authorization tokens
• Finding Bearer Tokens
• Setting up OAuth

4. Hands-On API Testing

• Testing GET calls
• Testing PUT calls
• Testing DELETE calls
• Challenge: Break the API
• Solution: Break the API
• Understanding POST calls
• Testing POST calls
• Challenge: Access protected endpoints
• Solution: Access protected endpoints

5. Additional API Testing Consideration

• Using mocks, stubs, and fakes in API testing
• API automation
• Performance testing
• Security testing

Conclusion

• Resources to keep learning