use strict;
use warnings;

use MediaWiki::Dumpfile;
use MediaWiki::DumpFile::Pages;
use MediaWiki::DumpFile::FastPages;

my $input = shift(@ARGV);

my $pages = MediaWiki::DumpFile::Pages->new(input => $input, fast => 1);

my @titles;

print "generating titles\n";
while(my ($title, $text) = $pages->next) {
	push(@titles, $title);
}

while(1) {
	print "starting loop\n";
	
	my @copy = reverse(@titles);
	$pages = MediaWiki::DumpFile::Pages->new(input => $input);
	my $fast = 0;
	
	while(1) {
		my $title;
		
		if (rand(1) > .5) {
			$fast = 1;
		} else {
			$fast = 0;
		}
		
		if ($fast) {
			($title) = $pages->next($fast);
			last unless defined $title;
		} else {
			my $page = $pages->next;
			last unless defined $page;
			$title = $page->title;
		}
		
		die "failed" unless pop(@copy) eq $title;
	}
	
	die "did not read number of entries right" unless scalar(@copy) == 0;
}