Chore/backend/adding codecov tests

[waveyboym]

Description

This pr mainly aims to add some more tests to the backend

Fixes # (issue)

Type of change

tests

Please delete options that are not relevant.

• New feature (non-breaking change which adds functionality)

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce. Please also list any relevant details for your test configuration
N/A

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.15%. Comparing base (c1683d7) to head (fa1075c).

Additional details and impacted files

@@             Coverage Diff              @@
##           develop      #79       +/-   ##
============================================
+ Coverage    67.21%   82.15%   +14.93%     
============================================
  Files            5        5               
  Lines          241      241               
============================================
+ Hits           162      198       +36     
+ Misses          69       34       -35     
+ Partials        10        9        -1     

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