#!perl -T

use strict;
use warnings;

use Test::More tests => 3;

sub not_in_file_ok {
        my ($filename, %regex) = @_;
        open( my $fh, '<', $filename )
            or die "couldn't open $filename for reading: $!";

        my %violated;

        while (my $line = <$fh>) {
                while (my ($desc, $regex) = each %regex) {
                        if ($line =~ $regex) {
                                push @{$violated{$desc}||=[]}, $.;
                        }
                }
        }

        if (%violated) {
                fail("$filename contains boilerplate text");
                diag "$_ appears on lines @{$violated{$_}}" for keys %violated;
        } else {
                pass("$filename contains no boilerplate text");
        }
}

sub module_boilerplate_ok {
        my ($module) = @_;
        not_in_file_ok($module =>
                       'the great new $MODULENAME'   => qr/ - The great new /,
                       'boilerplate description'     => qr/Quick summary of what the module/,
                       'stub function definition'    => qr/function[12]/,
                      );
}

not_in_file_ok(README =>
               "The README is used..."       => qr/The README is used/,
               "'version information here'"  => qr/to provide version information/,
              );

not_in_file_ok(ChangeLog =>
               "placeholder date/time"       => qr(Date/time)
              );

module_boilerplate_ok('lib/TAP/DOM.pm');
