#!/usr/bin/perl -w
use strict;

sub report {
    my($desc, $count, $sub) = @_;
    print STDERR "[[ timing ]] $desc\n";
    print STDERR timestr(timeit($count, $sub))."\n";
}

sub mark {
    print STDERR "------\n";
}

my %options = @ARGV;
srand(delete $options{srand}) if exists $options{srand};
defined(my $size   = delete $options{size})   || die "No size option";
defined(my $string = delete $options{string}) || die "No string option";
defined(my $inc    = delete $options{INC})    || die "No INC option";
die "Unknown option ", join(",", keys %options) if %options;
eval '
    use Benchmark;

    use Heap::Binary;
    use Heap::Elem::Num qw(NumElem);
    use Heap::Elem::Str qw(StrElem);
    1' || die $@;

my @input;
if ($string) {
    for (1..$size) {
        push @input, StrElem("A" . rand(2*$size));
    }
} else {
    for (1..$size) {
        push @input, NumElem(rand(2*$size));
    }
}

my $heap = Heap::Binary->new;
mark;
report("Insert of $size elements into Heap::Binary",
       $size,
       sub { $heap->add(pop @input) });
undef @input;
report("Extract $size elements from Heap::Binary",
       $size,
       sub { $heap->extract_minimum });