added rom-rom support to norma

[eparish1]

PR for opinf-opinf coupling. I have also added a test.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 93.55%. Comparing base (d2f7347) to head (f0a16f1).
Report is 3 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #125      +/-   ##
==========================================
+ Coverage   93.50%   93.55%   +0.04%     
==========================================
  Files          16       16              
  Lines        4002     4002              
==========================================
+ Hits         3742     3744       +2     
+ Misses        260      258       -2     

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[ikalash]

Lgtm! Thanks for doing this. I will go ahead and merge.