Mocking Requests with Mocha, Chai and Sinon
Read OriginalThis article is a technical guide demonstrating how to mock and spy on AJAX/HTTP requests when writing tests with Mocha, Chai, and Sinon. It walks through setting up a simple Node.js/Express service and writing tests for it, addressing common issues like CORS and focusing on mocking dependencies to isolate unit tests.
Comments
No comments yet
Be the first to share your thoughts!
Browser Extension
Get instant access to AllDevBlogs from your browser
Top of the Week
1
The Beautiful Web
Jens Oliver Meiert
•
2 votes
2
Container queries are rad AF!
Chris Ferdinandi
•
2 votes
3
Wagon’s algorithm in Python
John D. Cook
•
1 votes
4
An example conversation with Claude Code
Dumm Zeuch
•
1 votes
5
Top picks — 2026 January
Paweł Grzybek
•
1 votes
6
In Praise of –dry-run
Henrik Warne
•
1 votes
7
Deep Learning is Powerful Because It Makes Hard Things Easy - Reflections 10 Years On
Ferenc Huszár
•
1 votes
8
Vibe coding your first iOS app
William Denniss
•
1 votes
9
AGI, ASI, A*I – Do we have all we need to get there?
John D. Cook
•
1 votes
10
How to Add a Quick Interactive Map to your Website
Miguel Grinberg
•
1 votes