At Aristotle’s suggestion
Now that basic require() and subroutines are tested, you can use the
F<t/test.pl> library.
-Note, however, that some test scripts still avoid F<t/test.pl> if they make
-use of features that F<t/test.pl> relies on heavily.
+Note, however, that some test scripts still avoid F<t/test.pl> if they test
+features that F<t/test.pl> relies on heavily.
You can also use certain libraries like Config conditionally, but be
sure to skip the test gracefully if it's not there.