Update nonFunctions adopt test

[sebmck]

It is indeed throwing a TypeError, it just wasn't the TypeError that I believe this test was wanting.

[ljharb]

thanks!

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.69%. Comparing base (a1c5ade) to head (2f7eb6e).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main       #7   +/-   ##
=======================================
  Coverage   90.69%   90.69%           
=======================================
  Files          28       28           
  Lines         387      387           
  Branches       85       85           
=======================================
  Hits          351      351           
  Misses         36       36           

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