#!perl
use Test::More tests => 2;
package foo;
use common::sense;
use Object::Event;
$Object::Event::ENABLE_METHODS_DEFAULT = $ENV{OE_METHODS_ENABLE};
our @ISA = qw/Object::Event/;
package main;
use common::sense;
my $f = foo->new;
my $a = 0;
my $b = 0;
$f->reg_cb (
   test => sub {
      my ($f) = @_;
      $a++;
      $f->unreg_me;
      $f->reg_cb (test => sub {
         my ($f) = @_;
         $b++;
         $f->unreg_me;
      });
      ()
   }
);
$f->event ('test');
$f->event ('test');
$f->event ('test');
is ($a, 1, 'first callback was called once');
is ($b, 1, 'second callback was called once');