How to mock Connection in unit testing

[devvaneio]

I'm submitting a...

[ ] Regression 
[ ] Bug report
[ ] Feature request
[x] Documentation issue or request
[ ] Support request => Please do not submit support request here, instead post your question on Stack Overflow.

Current behavior

I can't find a way to mock a Connection in unit testing. I did that with with repository though

Expected behavior

Mock Connection

Minimal reproduction of the problem with instructions

What is the motivation / use case for changing the behavior?

Environment

Nest version: 7.x
 
For Tooling issues:
- Node version: 14
- Platform:  Ubuntu

[Jay McDoniel]

You can take a look at this repo for an idea of how to write custom provider mocks

[lusatiro]

Thanks. I had to use Connection to get around the lack of support for MongoDB transactions in Typeorm. I did mock repositories using getRepositoryToken. But I couldn't do the same with Connection. I'm gonna keep doing my research anyway. I'll go back here If I found something.

[Kamil Mysliwiec]

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