Oc/rectification

[oczoske]

This adds a few unit tests.

[codecov]

Codecov Report

Patch coverage: 100.00% and project coverage change: +0.21 🎉

Comparison is base (f1a8239) 74.93% compared to head (89cbbc2) 75.14%.

Additional details and impacted files

@@              Coverage Diff               @@
##           dev_master     #237      +/-   ##
==============================================
+ Coverage       74.93%   75.14%   +0.21%     
==============================================
  Files             149      152       +3     
  Lines           15406    15664     +258     
==============================================
+ Hits            11544    11771     +227     
- Misses           3862     3893      +31     

Impacted Files	Coverage Δ
...esim/tests/tests_effects/test_SpectralTraceList.py	96.07% <ø> (ø)
...pesim/tests/mocks/py_objects/trace_list_objects.py	83.96% <100.00%> (+0.76%)	⬆️
...tests/tests_effects/test_SpectralTraceListUtils.py	100.00% <100.00%> (ø)

... and 8 files with indirect coverage changes

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