#!/usr/bin/perl 

use strict;
use AnyEvent;
use AnyEvent::HTTP;
use Time::HiRes qw(time);

my $cv = AnyEvent->condvar(
    cb => sub {
        print "\n";
        print "Starting test...\n";
        print "\n";
    }
);

my $urls = [
    'http://www.google.com',  'http://www.yahoo.com',
    'https://pause.perl.org', 'http://www.perlmonks.com',
    'http://www.perl.com',    'http://www.cpan.org'
];

my $start = time;

my $result;
$cv->begin(
    sub {
        ( shift() )->send($result);
    }
);
foreach my $url (@$urls) {
    $cv->begin;

    my $now = time;
    my $request;
    $request = http_request(
        GET     => $url,
        timeout => 3,
        sub {
            my ( $body, $hdr ) = @_;
            if ( $$hdr{'Status'} =~ /^2/ ) {
                push(
                    @$result,
                    join(
                        " ",
                        (
                            $url,                    "=> \n length",
                            $$hdr{'content-length'}, "\n loaded in",
                            time - $now,             "ms"
                        )
                    )
                );
            }
            else {
                push(
                    @$result,
                    join( "",
                        "Error for ",   $url, ": (",
                        $hdr->{Status}, ") ", $hdr->{Reason} )
                );
            }
            undef $request;
            $cv->end;
        }
    );
}
$cv->end;

my $foo = $cv->recv;
print join( "\n", @$foo ), "\n" if defined $foo;
print "\nTotal elapsed time: ", time - $start, "ms\n\n";