Add tests for Org API

[lunny]

Add tests for #5603

[codecov-io]

Codecov Report

Merging #6731 into master will increase coverage by 0.09%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #6731      +/-   ##
==========================================
+ Coverage   40.72%   40.82%   +0.09%     
==========================================
  Files         421      421              
  Lines       57902    57902              
==========================================
+ Hits        23582    23637      +55     
+ Misses      31186    31126      -60     
- Partials     3134     3139       +5

Impacted Files	Coverage Δ
routers/api/v1/api.go	68.68% <0%> (+0.63%)	⬆️
routers/repo/view.go	42.6% <0%> (+1%)	⬆️
models/unit.go	51.42% <0%> (+5.71%)	⬆️
routers/api/v1/org/org.go	51.61% <0%> (+10.32%)	⬆️
routers/api/v1/org/member.go	12.13% <0%> (+12.13%)	⬆️

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