feat: Optimize testing mock

[hwbrzzl]

Closes #

📑 Description

✅ Checks

• My pull request adheres to the code style of this project
• My code requires changes to the documentation
• I have updated the documentation as required
• All the tests have passed

ℹ Additional Information

[codecov]

Codecov Report

Attention: 77 lines in your changes are missing coverage. Please review.

Comparison is base (df75d28) 42.05% compared to head (0ee2fe7) 41.99%.

Files	Patch %	Lines
testing/mock/mock.go	0.00%	77 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #418      +/-   ##
==========================================
- Coverage   42.05%   41.99%   -0.06%     
==========================================
  Files         272      272              
  Lines       16323    16345      +22     
==========================================
  Hits         6864     6864              
- Misses       8853     8875      +22     
  Partials      606      606              

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