Add unit test for framework

[wisererik]

What this PR does / why we need it:

Which issue this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close that issue when PR gets merged): fixes #

Special notes for your reviewer:

Release note:

[codecov-commenter]

Codecov Report

Merging #3 into master will increase coverage by 9.22%.
The diff coverage is 38.57%.

@@            Coverage Diff             @@
##           master       #3      +/-   ##
==========================================
+ Coverage   29.19%   38.42%   +9.22%     
==========================================
  Files          61       61              
  Lines        3919     3977      +58     
  Branches      441      450       +9     
==========================================
+ Hits         1144     1528     +384     
+ Misses       2758     2388     -370     
- Partials       17       61      +44     

Impacted Files	Coverage Δ
dolphin/alert_manager/alert_processor.py	0.00% <0.00%> (ø)
dolphin/alert_manager/trap_receiver.py	0.00% <0.00%> (ø)
dolphin/api/common/wsgi.py	23.46% <0.00%> (-0.23%)	⬇️
dolphin/api/extensions.py	0.00% <0.00%> (-22.70%)	⬇️
dolphin/api/v1/access_info.py	0.00% <0.00%> (ø)
dolphin/api/v1/alert.py	0.00% <0.00%> (ø)
dolphin/api/v1/pools.py	0.00% <0.00%> (ø)
dolphin/api/v1/volumes.py	0.00% <0.00%> (ø)
dolphin/api/validation/validators.py	23.43% <0.00%> (-0.60%)	⬇️
dolphin/common/sqlalchemyutils.py	35.29% <0.00%> (+14.70%)	⬆️
... and 31 more