use strict; use Test::More (tests => 2); use File::Extract; use File::Extract::Filter::Exec; my $extract = File::Extract->new( output_encoding => 'euc-jp', filters => { 'text/plain' => [ File::Extract::Filter::Exec->new(cmd => "$^X -pe 's/^/\$. /'") ] }, ); my $r = $extract->extract(__FILE__); ok($r, "valid result returned"); my @p = grep { !/^\d+ / } split(/\n/, $r->text); ok(!@p, "text has line numbers");