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API Testing Recipes in Ruby

The problem solving guide to API Testing

Zhimin Zhan

The API Testing Recipes in Ruby book is a quick problem-solving guide to automated testing APIs such as SOAP and RESTful web services in Ruby language. It contains hundreds of solutions to real-world problems, with clear explanations and ready-to-run test scripts you can use in your own projects.

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Author

About the Author

Zhimin Zhan

Zhimin Zhan is the founder and principal agile testing coach of AgileWay Pty Ltd, Australia. As an advisor and coach, he helps organisations implement test automation using Continuous Testing with open technologies, such as Selenium WebDriver / Appium. Zhimin is the creator of TestWise, the next-generation functional testing tool that supports functional test refactorings, and BuildWise, an international award-winning Continuous Testing Server. Zhimin is a frequent speaker and author of 14 books on software testing and programming. He shares his test automation and CI experience on Substack and Medium.

Contents

Table of Contents

  • Preface
    • Who should read this book
    • How to read this book
    • Recipe test scripts
    • Send me feedback
  • 1. Introduction
    • Automated API Testing
    • An API test example
    • Skills required
    • Use Ruby
    • RSpec Test Framework
    • Avoid SoapUI alike tools
    • The benefits of text scripting
    • Testing Tool
  • 2. SOAP Web Service
    • Construct SOAP Request
    • SOAP Web Service call with Ruby
    • SOAP Request with Dynamic Data
    • Assert SOAP response
    • Use SOAP client: Savon
    • Review
  • 3. RESTful Web Services
    • LIST all records
    • CREATE a record
    • READ a record
    • UPDATE a record
    • DELETE a record
    • Using HTTP and REST client: rest-client
    • CREATE or UPDATE records with dynamic request data
    • REST web service returns JSON
    • REST web service sends JSON
  • 4. Parse Response
    • Parse XML with REXML
    • Parse XML with Nokogiri
    • Strip out namespaces in XML
    • Parse XML with Nokogiri in Slop mode
    • Parse JSON
    • Pretty print JSON
    • Parse CSV
    • Parse RSS Feed
    • Extract pattern text with Regular Expression
  • 5. Email
    • Send text email - SMTP
    • Send HTML email to multiple recipients - SMTP
    • Send email with Gmail
    • Send email with Mail gem
    • Multi-part email with Mail gem
    • Check POP3 Email
    • Verify saved email
    • Verify multi-part email with attachments
  • 6. Download Binary File
    • Download file from static URL
    • Verify the file integrity with MD5 or SHA256 Checksum
    • Verify compressed Zip
    • Verify PDF
    • Verify downloaded Excel file
    • Verify PNG
  • 7. Database
    • SQLite
    • MySQL
    • PostgreSQL
    • MS SQL server
    • Easier Database Interaction with ActiveRecord
  • 8. Generate Request Data
    • Generate dynamic dates
    • Generate random boolean value
    • Generate random number
    • Generate name and address
    • General unique IDs
    • Generate test files at specific size
    • Generate various text files from templates
    • Error handling in ERB templates
    • Generate XML
    • Modify existing XML
    • Generate JSON
    • Modify existing JSON
    • Generate JSON with model
    • Generate Zip file
    • Generate CSV file
    • Generate Excel file with spreadsheet
    • Generate Excel file with spreadsheet
    • Generate open XML spreadsheet with templates
  • 9. Headless HTML
    • Parse HTML with Nokogiri
    • Headless web browsing with Mechanize and parse HTML
    • Manage Cookies
  • 10. Synergy of API and Functional Testing
    • Check emails with MailCatcher
  • 11. Test Execution
    • Execute RSpec tests from command line
    • Execute MiniTest tests from command line
    • Custom MiniTest test execution with Rake
    • Custom RSpec test execution with Rake
    • Run as part of Continuous Testing
  • Afterword
  • Resources
    • Books
    • Tools

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