##
test($obj) # From within the object that defines test().
-or-
Class::test($obj) # From anywhere.
##
##
$obj->Class::test()
$class->Class::test()
$obj->SUPER::test()
$class->SUPER::test()
##
##
sub eg { $_[0]->test($_[1]); }
sub eg { One::test(@_); }
sub eg { Two->test($_[1]); }
sub eg { One->test($_[1]); }