default or selected kernelversion does not have config value CONFIG_TEST_STRSCPY.
Result is shown for kernelversion 6.9.9

Test strscpy*() family of functions at runtime

modulename: test_strscpy.ko

configname: CONFIG_TEST_STRSCPY

Linux Kernel Configuration
└─>Kernel hacking
└─>Kernel Testing and Coverage
└─>Runtime Testing
└─>Test strscpy*() family of functions at runtime
In linux kernel since version 5.1 (release Date: 2019-05-05)  
source code: