A "scratch test" refers to an experiment where an object or material is scratched to see how easily it gets damaged or if it can withstand any force or friction without breaking. Full definition
There is no mention about screen protection, but I did a small pin scratch test applied mild pressure — there were no scratches. (gogi.in)
The other way is to test for food allergies, either by drawing blood and having the serum tested for antibodies to certain ingredients, or by doing a skin scratch test. (allfelinehospital.com)
It is not clearly mentioned if the glass comes with protection but it looks like scratch resistant to some extent (tried the pin scratch test). (gogi.in)