#!/usr/bin/env perl use strict; use FindBin qw($Bin); our @files; BEGIN { chdir "$Bin/.." or die; @files = ( "doc/protocol.txt" ); } use Test::More tests => scalar(@files); foreach my $f (@files) { open(my $fh, $f) or die("Can't open $f"); my @long_lines = (); my $line_number = 0; while(<$fh>) { $line_number++; if(length($_) > 80) { push(@long_lines, $line_number); } } close($fh); ok(@long_lines == 0, "$f has a long lines: @long_lines"); }