#5- Syp Stub Mock using Sinon | Mocha Chai Unit Testing in TypeScript & Node Js

►Kumar Programming - Keep Learning in a simple way
#5 - Hooks (before , after , beforeEach , afterEach) | Nested Test Suite | Skip/Only | Mocha Chai Testing in TypeScript & Node
This is 5th video of this series, hope you are learning well. In this video we have covered Sinon library and lerned about Spy Stub and Mock and how we can use them to write our test cases.
► Topics covered in this Series
1. Introduction -Unit Testing Mocha Chai - Done
2. Installation and Writing Test Suites and Test cases and Running Test cases (describe , it) - Done
3. Chai - Different Chai Assertion Styles (assert, expect, should) - Done
4. Common Chai Assertions - Done
5. Hooks (before, after, beforeEach, afterEach) - Done
6. Nested Test Suites- Done
7. Skipping and Focusing Tests (skip, only) - Done
8. Sinon (Spying, Mocking and Stubbing) - Done
9. Asynchronous Testing - (async await)
10. Testing Promise
11. Nock - Mock Api Calls and data
12. GET POST Api Testing
13. Code Coverage and Reporting (nyc-Istanbul)
► Used Framework and libraries
Mocha - Unit testing framework is the most popular framework for TypeScript/Javascript unit testing.
In this series, I used below popular libraries
Chai - for assertion with with multiple assertion style
Sinon - for spying , mocking and stubbing
Nock - for async api mocking
Nyc - Unit test coverage report by nyc Istanbul and configurations
► Sample code on github:
github.com/kyp...
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[@chiragmehta2955]

very well explained. thanks!!!!!!!!!!!

[@kyprogramming]

@@chiragmehta2955 Thank you Chirag!

[@kiranhiremath777]

I loved it! Kumar, you have explained each and every step very well than anyone would expect. I would like to thank you for all your efforts in making such wonderful videos. Keep up the good work. Will be looking for more such videos from you.

[@kyprogramming]

@@kiranhiremath777 Thank you for your appreciation.

[@adelminwer2675]

amazing content bro

[@kyprogramming]

Thank you Adelminwer 👍

[@DhammzNaidu]

Thanks this is really helped me lot and keep it up bro

[@kyprogramming]

Thank you Naidu, glad to know; this video was helpful to you.

[@priscachidimma1896]

You explained very clearly 👏

[@kyprogramming]

Thank you Prisca!!

[@ashishkushwaha8773]

great content

[@kyprogramming]

Thank you Ashish for your comment!

[@styfleur880]

Thank you for the content. I have a question. How do you mock, stub or spy an anonym function?

[@kyprogramming]

Thank you for your comment. Its a very good question , so I thought to make a video on this, which I have published it today. I hope this will be helpful to understand. Please let me know if you have if still you have any query. Link is given mentioned below: kzbin.info/www/bejne/qHqmXn2JaZKXrLc

[@amitchauhan1505]

very confusing way to explain. All cluttered.

[@kyprogramming]

Hi Amil, what is you confusion ? Would you please explain a bit more. I would try to solve your query. Thanks