Add test for segfault issue

[odow]

x-ref #214

[codecov]

Codecov Report

Patch coverage: 100.00% and project coverage change: +0.29 🎉

Comparison is base (a78e129) 86.20% compared to head (2317446) 86.50%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #215      +/-   ##
==========================================
+ Coverage   86.20%   86.50%   +0.29%     
==========================================
  Files           2        2              
  Lines         319      326       +7     
==========================================
+ Hits          275      282       +7     
  Misses         44       44              

Impacted Files	Coverage Δ
src/MOI_wrapper/MOI_wrapper.jl	87.02% <100.00%> (+0.29%)	⬆️

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