Add more tests for aragorn functions

[maximusunc]

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[codecov]

Codecov Report

Attention: Patch coverage is 0% with 3 lines in your changes missing coverage. Please review.

Project coverage is 58.11%. Comparing base (1061221) to head (9be1646).
Report is 4 commits behind head on main.

Files with missing lines	Patch %	Lines
workers/aragorn_lookup/worker.py	0.00%	3 Missing ⚠️

Files with missing lines	Coverage Δ
workers/aragorn_lookup/worker.py	66.14% <0.00%> (+66.14%)	⬆️

... and 1 file with indirect coverage changes

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