Refactor tests

[quambene]

No description provided.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 82.93187% with 248 lines in your changes are missing coverage. Please review.

Project coverage is 70.15%. Comparing base (f854d2a) to head (f68f67d).

Files	Patch %	Lines
src/cmd/send_bulk.rs	45.55%	49 Missing ⚠️
src/cmd/send.rs	40.00%	30 Missing ⚠️
src/sources/postgres.rs	0.00%	23 Missing ⚠️
src/email_builder/receiver.rs	83.82%	22 Missing ⚠️
src/email_transmission/client.rs	60.37%	21 Missing ⚠️
src/cmd/init.rs	37.93%	18 Missing ⚠️
src/email_builder/mime.rs	93.10%	16 Missing ⚠️
src/email_builder/message.rs	93.56%	15 Missing ⚠️
src/email_provider/aws.rs	0.00%	13 Missing ⚠️
src/email_transmission/smtp.rs	0.00%	13 Missing ⚠️
... and 6 more

Additional details and impacted files

@@             Coverage Diff             @@
##             main       #6       +/-   ##
===========================================
+ Coverage   14.98%   70.15%   +55.17%     
===========================================
  Files          29       27        -2     
  Lines        2329     1997      -332     
===========================================
+ Hits          349     1401     +1052     
+ Misses       1980      596     -1384     

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