is_deeply [ SL::BackgroundJob::Base->get_known_job_classes ], \@expected_known_job_classes, 'get_known_job_classes called as class method';
my $job = new_ok 'SL::BackgroundJob::Base';
is_deeply [ SL::BackgroundJob::Base->get_known_job_classes ], \@expected_known_job_classes, 'get_known_job_classes called as class method';
my $job = new_ok 'SL::BackgroundJob::Base';