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Hands-On Microservices with JavaScript

You're reading from   Hands-On Microservices with JavaScript Build scalable web applications with JavaScript, Node.js, and Docker

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Product type Paperback
Published in Dec 2024
Publisher Packt
ISBN-13 9781788625401
Length
Edition 1st Edition
Languages
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Author (1):
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Tural Suleymani Tural Suleymani
Author Profile Icon Tural Suleymani
Tural Suleymani
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Table of Contents (19) Chapters Close

Preface 1. Part 1:Fundamentals of Microservices Architecture
2. Chapter 1: Introduction to Microservices FREE CHAPTER 3. Chapter 2: Diving into Microservices Internals 4. Chapter 3: What Do You Need Before Getting Started? 5. Chapter 4: Stack Development Technologies 6. Part 2:Building and Managing Microservices
7. Chapter 5: Basic CRUD Microservices 8. Chapter 6: Synchronous Microservices 9. Chapter 7: Asynchronous Microservices 10. Chapter 8: Real-Time Data Streaming Using Microservices 11. Part 3:Securing, Testing, and Deploying Microservices
12. Chapter 9: Securing Microservices 13. Chapter 10: Monitoring Microservices 14. Chapter 11: Microservices Architecture 15. Chapter 12: Testing Microservices 16. Chapter 13: A CI/CD Pipeline for Your Microservices 17. Index 18. Other Books You May Enjoy

Understanding and implementing integration tests

Integration tests are an important component of a robust testing strategy and focus on the interactions between different parts of your application. Unlike unit tests, which isolate individual components, integration tests evaluate how these components work together as a cohesive system.

In the context of Express.js, integration tests ensure that routes, controllers, models, and databases interact seamlessly. They verify that data flows correctly between these components and that the application produces the expected outcomes.

Why are integration tests essential? They help prevent integration issues, which can often be complex and time-consuming to debug. By testing the interactions between components, you can catch potential problems early in the development cycle, reducing the risk of unexpected behavior in production.

Integration tests aren’t a replacement for unit tests. Unit tests focus on the correctness of individual...

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