use strict;
use Test;
BEGIN { plan tests => 2 }
use lib '../lib';
use File::SortedSeek;
my $file = './test.file';
my ( $tell, $begin, $finish, $line, $got, $want, @data, @lines, @between );
File::SortedSeek::set_silent;
#################### test passing munge subrefs ####################
# write a test file that will need munging
open TEST, ">$file" or die "Can't write test file $!\n";
$line = 'AAAA';
for ( 0 .. 1000 ) {
print TEST "Just|Another|Perl|Hacker|$_|$line\n";
$line++;
}
close TEST;
open TEST, "<$file" or die "Can't open test file $!\n";
# munge the number out of the file and find that record
sub munge_num {
my $line = shift || return undef;
return ($line =~ m/(\d+)\|\w+$/) ? $1 : undef;
}
$tell = File::SortedSeek::numeric( *TEST, 42, \&munge_num );
chomp ( $line = <TEST> );
ok($line, 'Just|Another|Perl|Hacker|42|AABQ');
# munge a string out of the file and find that record
sub munge_string {
my $line = shift || return undef;
return ($line =~ m/\|(\w+)$/) ? $1 : undef;
}
$tell = File::SortedSeek::alphabetic( *TEST, 'ABBA', \&munge_string );
chomp ( $line = <TEST> );
ok( $line, 'Just|Another|Perl|Hacker|702|ABBA' );
close TEST;
# write the test file with the data supplied in an array
# we use the default system line ending.
sub write_file {
open TEST, ">$file" or die "Can't write test file $!\n";
print TEST "$_\n" for @_;
close TEST;
}