FA-0525DevOps, Cloud & InfrastructureCybersecurityAutomation, RPA & Power Platform

API Fundamentals and Testing

2 days to master your Gateway to Robust Applications

Introduction

Why this course

In the modern software development landscape, APIs (Application Programming Interfaces) are the backbone of communication between different software systems. Understanding and effectively testing APIs is crucial for ensuring that applications perform as expected and provide a seamless user experience.

This course aims to equip you with the knowledge and skills needed to master API fundamentals and testing. Unlike traditional academic courses, this training is hands-on, focusing on practical applications and real-world scenarios, guided by industry veterans with over 30 years of experience.

Learning outcomes

Learning outcomes

By the end of this course, participants will be able to:

  • Understand the basics of APIs and their role in software architecture.
  • Differentiate between various types of APIs such as REST, SOAP, and GraphQL.
  • Utilize HTTP protocols and methods for effective API communication.
  • Design and execute comprehensive API test cases.
  • Use popular API testing tools and automation frameworks.
  • Integrate API tests into CI/CD pipelines.
  • Perform advanced API testing techniques including parameterization, mocking, and load testing.
  • Identify and mitigate common API security vulnerabilities.
  • Implement best practices for API testing and reporting.
Prerequisites

Prerequisites

Participants should have:

  • Basic understanding of web development concepts.
  • Familiarity with HTTP protocols and methods.
  • Experience with any programming or scripting language.
  • Basic knowledge of software testing principles.
Training outline

7 modules

·
011. API Fundamentals3 topics
  • What is an API?
    • Definition and significance
    • Role in software architecture
    • Real-world examples and applications
  • Types of APIs
    • REST: Principles, usage, and examples
    • SOAP: Overview and comparison with REST
    • GraphQL: Introduction and benefits
  • HTTP Protocol
    • Methods: GET, POST, PUT, DELETE
    • Status codes: 1xx, 2xx, 3xx, 4xx, 5xx
    • Headers: Purpose and usage
    • Request and response structure
022. API Testing Concepts3 topics
  • API Testing vs. Functional Testing
    • Differences and similarities
    • Importance of API testing in the software lifecycle
  • Types of API Tests
    • Functional testing: Validating functionality
    • Performance testing: Assessing speed and scalability
    • Security testing: Ensuring data protection
    • Reliability testing: Checking API stability
  • Test Case Design
    • Identifying test scenarios
    • Writing effective test cases
    • Examples of test cases for different endpoints
033. Tools and Technologies3 topics
  • API Testing Tools
    • Postman: Installation and basic usage
    • SoapUI: Key features and setup
    • REST Assured: Overview and examples
  • Automation Frameworks
    • Introduction to JUnit, TestNG, and Pytest
    • Writing automated tests for APIs
    • Examples and best practices
  • CI/CD Integration
    • Importance of CI/CD in API testing
    • Integrating API tests into Jenkins, GitLab CI, etc.
    • Automating test execution and reporting
044. Hands-On API Testing3 topics
  • Creating and Sending API Requests
    • Practical exercises with Postman and SoapUI
    • Validating responses and handling errors
  • Working with API Documentation
    • Reading and interpreting Swagger/OpenAPI documentation
    • Generating documentation for APIs
  • Error Handling and Debugging
    • Common issues in API testing
    • Techniques for troubleshooting and resolving errors
055. Advanced API Testing Techniques3 topics
  • Parameterization
    • Using dynamic data in API tests
    • Implementing parameterized tests in Postman and automation frameworks
  • Mocking and Virtualization
    • Setting up mock servers and virtual services
    • Using tools like WireMock and MockServer
  • Load and Performance Testing
    • Introduction to JMeter and LoadRunner
    • Conducting stress tests and analyzing results
066. Security Testing2 topics
  • Common API Vulnerabilities
    • SQL injection, XSS, CSRF, and more
    • Techniques for identifying and mitigating vulnerabilities
  • OAuth and Authentication
    • Understanding OAuth 2.0 and JWT
    • Testing APIs with different authentication mechanisms
077. Best Practices and Strategies3 topics
  • API Testing Best Practices
    • Guidelines for effective API testing
    • Test data management and version control
  • Test Reporting
    • Generating detailed test reports
    • Interpreting metrics and results
  • Collaboration and Communication
    • Effective communication with development teams
    • Documenting and reporting API issues

This comprehensive training will provide you with the skills and confidence needed to handle API testing in real-world scenarios, ensuring that your applications are robust, secure, and performant.

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API Fundamentals and Testing
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API Fundamentals and Testing