# Activating test dependencies?

**URL:** <https://discourse.julialang.org/t/activating-test-dependencies/48121>\
**Category:** General Usage\
**Created:** [October 10, 2020, 7:07pm UTC](https://discourse.julialang.org/t/activating-test-dependencies/48121 "2020-10-10T19:07:09Z")\
**Posts on this page:** 1\
**Showing post:** 10

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**Author:** ![goretkin](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/goretkin/32/167_2.png) [@goretkin](https://discourse.julialang.org/u/goretkin)\
**Post date:** [April 23, 2021, 5:05pm UTC](https://discourse.julialang.org/t/activating-test-dependencies/48121/10 "2021-04-23T17:05:11Z")

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For this to work, I think it is necessary for `test/Manifest.toml` to exist. To create it, do `]activate test` and `]instantiate`.

But then version resolution doesn’t seem to happen jointly. I’ve had more success with working in the `test` environment and doing `]dev .`.

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_[View the full topic](https://discourse.julialang.org/t/activating-test-dependencies/48121)._