Add `aga_override_test`

[codecov[bot]]

Codecov Report

Base: 98.39% // Head: 98.09% // Decreases project coverage by -0.30% :warning:

Coverage data is based on head (c5b8b92) compared to base (5f6d077). Patch coverage: 93.33% of modified lines in pull request are covered.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #57 +/- ## ========================================== - Coverage 98.39% 98.09% -0.31% ========================================== Files 18 18 Lines 936 995 +59 Branches 159 175 +16 ========================================== + Hits 921 976 +55 - Misses 9 10 +1 - Partials 6 9 +3 ``` | [Impacted Files](https://codecov.io/gh/nihilistkitten/aga/pull/57?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Riley+Shahar) | Coverage Δ | | |---|---|---| | [src/aga/checks.py](https://codecov.io/gh/nihilistkitten/aga/pull/57/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Riley+Shahar#diff-c3JjL2FnYS9jaGVja3MucHk=) | `94.02% <92.85%> (-5.98%)` | :arrow_down: | | [src/aga/core.py](https://codecov.io/gh/nihilistkitten/aga/pull/57/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Riley+Shahar#diff-c3JjL2FnYS9jb3JlLnB5) | `99.24% <100.00%> (+0.01%)` | :arrow_up: | Help us with your feedback. Take ten seconds to tell us [how you rate us](https://about.codecov.io/nps?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Riley+Shahar). Have a feature suggestion? [Share it here.](https://app.codecov.io/gh/feedback/?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Riley+Shahar)

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