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API Testing and Development with Postman

You're reading from   API Testing and Development with Postman API creation, testing, debugging, and management made easy

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Product type Paperback
Published in Jun 2024
Publisher Packt
ISBN-13 9781804617908
Length 358 pages
Edition 2nd Edition
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Author (1):
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Dave Westerveld Dave Westerveld
Author Profile Icon Dave Westerveld
Dave Westerveld
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Table of Contents (18) Chapters Close

Preface 1. API Terminology and Types 2. API Documentation and Design FREE CHAPTER 3. OpenAPI and API Specifications 4. Considerations for Good API Test Automation 5. Understanding Authorization Options 6. Creating Test Validation Scripts 7. Data-Driven Testing 8. Workflow Testing 9. Running API Tests in CI with Newman 10. Monitoring APIs with Postman 11. Testing an Existing API 12. Creating and Using Mock Servers in Postman 13. Using Contract Testing to Verify an API 14. API Security Testing 15. Performance Testing an API 16. Other Books You May Enjoy
17. Index

Organizing and structuring tests

As the saying goes, an ounce of prevention is worth a pound of cure. This is good general life advice and is also true in test automation. Taking a bit of time to structure and organize your tests when you are starting will save you a lot of time later when you are trying to understand test failures or reports on test effectiveness. Postman understands this philosophy and makes it easy to keep tests well organized.

It is too easy to spout off a bunch of theory that you will skim over and not fully understand. In order to keep this practical, I will try to walk through a concrete example. I will once again use the Star Wars API for this (https://swapi.dev/). So, how would you go about structuring the tests for this API?

Creating the test structure

In Postman, collections are used to organize the tests. One way you can think of a collection is as a folder that you can use to collect items, such as other folders and tests. You may already...

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