test: propagate napi_status to JS

Re: https://github.com/nodejs/node/pull/27945#discussion_r288833979

This commit regards reporting to the JS level an actual event
that happens when using suspected improper null arguments. It is better
to report the exact reason from N-API to the JS level.

PR-URL: https://github.com/nodejs/node/pull/28505


Reviewed-By: Gabriel Schulhof <gabriel.schulhof@intel.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>