Cannot replace non-existent sub (Logger::log_warn) at t/01-basic.t line 18.
BEGIN failed--compilation aborted at t/01-basic.t line 18.

##</code><code>##

1..4
ok 1 - constructs
ok 2 - no warnings
ok 3 - constructs
Undefined subroutine &MyObj::log_warn called at /home/choroba/_/0/lib/MyObj.pm line 11.