Software Testing - API Testing with Postman E-Learning

Embark on a comprehensive journey into API Testing with Postman where we merge fundamental principles with advanced techniques to equip you with a holistic understanding of API testing. Learn about REST and SOAP APIs and discern best practices in API design. Master various request types, including GET, POST, PUT, PATCH, and DELETE, while working with GitHub APIs. Transition to Postman to establish a solid foundation in API request basics. Conduct API testing, manipulate query parameters, and utilize advanced functionalities like writing test scripts. Elevate your skills with performance testing, and load testing using tools like k6, and fortify APIs against security vulnerabilities. Shift focus to API contract and automation testing, defining contracts with Open API and integrating Postman into automation pipelines using GitHub actions. Expand your horizons by working with GraphQL APIs to manipulate data effectively. Remember, each API call is a gateway to a world of possibilities. With Postman as your trusty companion, you're ready to explore, validate, and conquer the intricate APIs that power our digital universe!

This LearningKit with more than 19:56 hours of learning is divided into three tracks:

Track 1: API Testing Fundamentals with Postman

In this track of the journey, the focus will be on API fundamentals and API testing with Postman.
Courses:

Introducing API Fundamentals & Testing: Understanding APIs

Course: 1 Hour, 34 Minutes

• Course Overview
• The Importance of APIs
• Types of APIs
• REST APIs
• SOAP APIs
• GraphQL APIs
• gRPC APIs
• RESTful API Architecture
• API Design Best Practices
• API Versioning
• Course Summary

Introducing API Fundamentals & Testing: Working with RESTful APIs

Course: 1 Hour, 53 Minutes

• Course Overview
• Viewing the Basic Structure of API URLs
• Using Chrome DevTools to View Network Requests
• Using the Swagger UI to Make Requests
• Viewing Responses with Different Status Codes and Response Types
• Installing cURL on macOS and Windows
• Installing jq on macOS and Windows
• Making GET Requests Using cURL
• Specifying Headers with cURL Requests
• Making POST Requests Using cURL
• Making PUT, PATCH, and DELETE Requests Using cURL
• Viewing cURL Configuration Options
• Authenticating to Use GitHub APIs
• Creating, Updating, and Deleting Repositories Using APIs
• Course Summary

API Testing: Getting Started with Postman & API Requests

Course: 2 Hours, 3 Minutes

• Course Overview
• Introduction to API Testing
• Application Programming Interface (API) Testing with Postman
• Exploring the Postman Website
• Navigating and Exploring the Postman Web Version
• Installing Postman on macOS and Windows
• Making GET Requests with Postman
• Making GET Requests with Query Parameters and Path Variables
• Configuring Headers and Parsing cURL Requests
• Syncing Data with Your Postman Account
• Making POST Requests with Postman
• Submitting Form Data in a POST Request
• Making PUT, PATCH, and DELETE Requests
• Course Summary

API Testing: The Basics of Testing APIs with Postman

Course: 1 Hour, 35 Minutes

• Course Overview
• Running a Bug Tracking Application Programming Interface (API) Server Locally
• Writing Test Scripts for GET Requests
• Using POST Requests to Create Bugs and Testing Responses
• Making PUT and DELETE Requests and Verifying Responses with Tests
• Executing a Collection Using a Collection Runner
• Creating and Managing Environments
• Working with Basic and Digest Authentication
• Exploring Authentication with the Bookstore API
• Creating and Using Header Presets
• Course Summary

API Testing: Working with Variables in Postman

Course: 1 Hour, 40 Minutes

• Course Overview
• Creating and Accessing Global Variables
• Defining Global Variables Using Pre-request Scripts
• Creating Secret Variables
• Creating and Accessing Collection Variables
• Performing End-to-end Tests with Collection Variables-I
• Performing End-to-end Tests with Collection Variables-II
• Creating and Using Environment Variables
• Configuring Pre-request Scripts for Requests and Collections
• Configuring Test Scripts for Schema Validation
• Working with Request Chaining
• Running Collections Using the Postman Command Line Interface (CLI)
• Course Summary

API Testing: Data Files, End-to-end Testing, & Mocks in Postman

Course: 1 Hour, 59 Minutes

• Course Overview
• Specifying Request Data Using Files
• Running Multiple Iterations of a Collection
• Performing End-to-end Tests Using Data Files-I
• Performing End-to-end Tests Using Data Files-II
• Performing End-to-end Tests with Loops-I
• Performing End-to-end Tests with Loops-II
• Creating a Mock Server and Mocking Requests
• Mocking Error Responses
• Mocking POST Requests
• Monitoring Collections
• Generating Documentation
• Publishing Documentation
• Course Summary

Track 2: Advanced Api Testing Techniques Using Postman

In this track, the focus will be on performance testing, bottlenecks, security testing, and API contracts and automation testing.
Courses:

Testing in Postman: Performance Testing

Course: 1 Hour, 24 Minutes

• Course Overview
• API Performance Testing
• Performance Testing with Postman and k
• Installing Databases for API Server
• Setting up the API Server
• Setting up the Performance Test Request Collection
• Running Performance Tests Using Postman
• Using the Performance Report to View Metric
• Running Performance Tests Using the Ramp-up Load Profile
• Course Summary

Testing in Postman: Identifying Bottlenecks in API Performance

Course: 2 Hours, 2 Minutes

• Course Overview
• Setting up a PostgreSQL Server on the GCP
• Configuring API Code to Run on the GCP
• Running the API Server Using Cloud Run on the GCP
• Running Performance Tests against an Inefficient API Server
• Observing the Effects of Hardware on API Performance
• Improving the Performance of the API
• Identifying Performance Degradation Due to Caching
• Identifying Latency in Individual Requests
• Types of Performance Tests
• Installing k6 on macOS and Windows
• Performing Load Testing with k
• Configuring Smoke Tests with Checks
• Running Load Tests and Stress Tests
• Running Spike Tests and Breakpoint Tests
• Course Summary

Testing in Postman: Security Testing

Course: 2 Hours, 13 Minutes

• Course Overview
• Building Blocks of Secure Applications
• Causes of Security Vulnerabilities
• Application Programming Interface (API) Security
• The OWASP Top 10 Vulnerabilities - Part I
• The OWASP Top 10 Vulnerabilities - Part II
• OWASP API Security Top
• Setting up a Locally Running Server with Basic Authentication
• Performing Security Tests for Basic Authentication
• Creating Security Tests for Basic Authentication
• Detecting Authentication Failures with Tests
• Testing APIs for SQL Injection
• Demonstrating SQL Injecting with Raw Queries
• Using the Postman Security Collection Workspace
• Course Summary

API Contract & Automation Testing with Postman: Contract Testing

Course: 1 Hour, 53 Minutes

• Course Overview
• Introducing Contract Testing
• The OpenAPI Specification
• Setting Up the Application Programming Interface (API) Server
• Defining APIs Using the Open API Specification
• Defining Security Schemas in Open API
• Defining Response Headers in Open API
• Defining Schemas in the Components Section
• Defining Array Response Bodies and Parameters
• Completing the Open API Specification
• Performing Contract Schema Validation
• Using the Postman Contract Test Generator
• Course Summary

API Contract & Automation Testing with Postman: Automation Testing

Course: 1 Hour, 47 Minutes

• Course Overview
• Introduction to API Automation Testing
• CI/CD Using GitHub Actions
• Running a Production Server on the Google Cloud Platform (GCP)
• Setting Up a Collection and Installing Newman
• Using Newman to Run Collections from the Command Line Interface (CLI)
• Generating HTML Reports for Collection Runs
• Setting Up Git and GitHub
• Committing Postman Tests to GitHub
• Setting Up the CI/CD Workflow for Postman Tests
• Committing Changes to GitHub and Triggering Workflow
• Configuring Workflow to Send Email
• Course Summary

API Contract & Automation Testing with Postman: Working with GraphQL APIs

Course: 53 Minutes

• Course Overview
• Working with GraphQL Queries
• Specifying Arguments and Query Variables
• Sending GraphQL Mutation Requests
• Executing GraphQL Queries with Postman
• Performing GraphQL Mutations with Postman
• Course Summary

Assessment:

• Final Exam: Software Testing