test (callback): add test for CSVLoggerCallback

[bretteiffert]

#330

[Deathn0t]

Hello @bretteiffert could you fix the linting error?

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 50.42%. Comparing base (c9c39f8) to head (adc14fc).
Report is 38 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #344      +/-   ##
===========================================
+ Coverage    43.69%   50.42%   +6.73%     
===========================================
  Files          124      109      -15     
  Lines         8377     7768     -609     
  Branches      1375     1251     -124     
===========================================
+ Hits          3660     3917     +257     
+ Misses        4387     3498     -889     
- Partials       330      353      +23     

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