HTEST_FN() is a developer-interface function, a constructor for
user-facing test functions like TTEST(). It returns a function with
a consistent signature that routes to the correct implementation based
on the model ID and method variant.
HTEST_FN() is a developer-interface function, a constructor for
user-facing test functions like TTEST(). It returns a function with
a consistent signature that routes to the correct implementation based
on the model ID and method variant.