Add Basic Function Benchmarks

[mborland]

Closes: #490

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.7%. Comparing base (5c23c2b) to head (4efd8a4).

Additional details and impacted files

@@            Coverage Diff            @@
##           develop    #507     +/-   ##
=========================================
+ Coverage     98.7%   98.7%   +0.1%     
=========================================
  Files          180     181      +1     
  Lines        11457   11459      +2     
=========================================
+ Hits         11307   11309      +2     
  Misses         150     150             

Files	Coverage Δ
test/benchmarks.cpp	100.0% <100.0%> (ø)

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