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Building Enterprise JavaScript Applications

You're reading from   Building Enterprise JavaScript Applications Learn to build and deploy robust JavaScript applications using Cucumber, Mocha, Jenkins, Docker, and Kubernetes

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Product type Paperback
Published in Sep 2018
Publisher Packt
ISBN-13 9781788477321
Length 764 pages
Edition 1st Edition
Languages
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Author (1):
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Daniel Li Daniel Li
Author Profile Icon Daniel Li
Daniel Li
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Toc

Table of Contents (26) Chapters Close

Title Page
Copyright and Credits
Dedication
Packt Upsell
Contributors
Preface
1. The Importance of Good Code FREE CHAPTER 2. The State of JavaScript 3. Managing Version History with Git 4. Setting Up Development Tools 5. Writing End-to-End Tests 6. Storing Data in Elasticsearch 7. Modularizing Our Code 8. Writing Unit/Integration Tests 9. Designing Our API 10. Deploying Our Application on a VPS 11. Continuous Integration 12. Security – Authentication and Authorization 13. Documenting Our API 14. Creating UI with React 15. E2E Testing in React 16. Managing States with Redux 17. Migrating to Docker 18. Robust Infrastructure with Kubernetes 1. Other Books You May Enjoy Index

Validating our payload


So far, we've been writing tests that ensure our request is valid and well-formed; in other words, making sure they are syntactically correct. Next, we are going to shift our focus to writing test cases that look at the payload object itself, ensuring that the payload has the correct structure and that it is semantically correct.

Checking for required fields

In our requirements, we specified that in order to create a user account, the client must provide at least the email and password fields. So, let's write a test for this.

 

 

In our spec/cucumber/features/users/create/main.feature file, add the following scenario outline:

Scenario Outline: Bad Request Payload

  When the client creates a POST request to /users
  And attaches a Create User payload which is missing the <missingFields> field
  And sends the request
  Then our API should respond with a 400 HTTP status code
  And the payload of the response should be a JSON object
  And contains a message property which...
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