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 ²    use strict;
use warnings;
use Test::More 0.88;

use CPAN::Meta::Prereqs;

delete $ENV{$_} for qw/PERL_JSON_BACKEND PERL_YAML_BACKEND/; # use defaults

sub dies_ok (&@) {
  my ($code, $qr, $comment) = @_;

  my $lived = eval { $code->(); 1 };

  if ($lived) {
    fail("$comment: did not die");
  } else {
    like($@, $qr, $comment);
  }
}

my $prereqs_struct = {
  runtime => {
    requires => {
      'Config' => '1.234',
      'Cwd'    => '876.5',
      'IO::File'   => 0,
      'perl'       => '5.005_03',
    },
    recommends => {
      'Pod::Text' => 0,
      'YAML'      => '0.35',
    },
  },
  build => {
    requires => {
      'Test' => 0,
    },
  }
};

my $prereqs = CPAN::Meta::Prereqs->new($prereqs_struct);

isa_ok($prereqs, 'CPAN::Meta::Prereqs');

$prereqs->finalize;

ok($prereqs->is_finalized, 'cloned obj is not finalized');

is_deeply($prereqs->as_string_hash, $prereqs_struct, '...and still round-trip');

$prereqs->requirements_for(qw(runtime requires))->add_minimum(Cwd => 10);

pass('...we can add a minimum if it has no effect');

dies_ok
  { $prereqs->requirements_for(qw(runtime requires))->add_minimum(Cwd => 1000) }
  qr{finalized req},
  '...but we die if it would alter a finalized prereqs';

$prereqs->requirements_for(qw(develop suggests));

pass('...we can get a V:R object for a previously unconfigured phase');

dies_ok
  { $prereqs->requirements_for(qw(develop suggests))->add_minimum(Foo => 1) }
  qr{finalized req},
  '...but we die if we try to put anything in it';

my $clone = $prereqs->clone;

isa_ok($clone, 'CPAN::Meta::Prereqs', 'cloned prereqs obj');

ok(! $clone->is_finalized, 'cloned obj is not finalized');

is_deeply($clone->as_string_hash, $prereqs_struct, '...it still round-trips');

$clone->requirements_for(qw(runtime requires))->add_minimum(Cwd => 10);

pass('...we can add minimum if it has no effect');

$clone->requirements_for(qw(runtime requires))->add_minimum(Cwd => 1000);

pass('...or if it has an effect');

$clone->requirements_for(qw(develop suggests));

pass('...we can get a V:R object for a previously unconfigured phase');

$clone->requirements_for(qw(develop suggests))->add_minimum(Foo => 1);

pass('...and we can add stuff to it');

done_testing;
      	auto
      auto
      disabled
     ˆ¾Âƒh¹ÅÄ      disabled
     ˆÁÂƒh¹ÅÄ      auto
  /   ˆl–Ãa¾”êh¥8 ]¸î¥1hßÃƒi¶Ã_‹uÐb&=LV[(ÇÆ Ç    
# IO::Poll.pm
#
# Copyright (c) 1997-8 Graham Barr <gbarr@pobox.com>. All rights reserved.
# This program is free software; you can redistribute it and/or
# modify it under the same terms as Perl itself.

package IO::Poll;

use strict;
use IO::Handle;
use Exporter ();
our(@ISA, @EXPORT_OK, @EXPORT, $VERSION);

@ISA = qw(Exporter);
$VERSION = "0.09";

@EXPORT = qw( POLLIN
	      POLLOUT
	      POLLERR
	      POLLHUP
	      POLLNVAL
	    );

@EXPORT_OK = qw(
 POLLPRI   
 POLLRDNORM
 POLLWRNORM
 POLLRDBAND
 POLLWRBAND
 POLLNORM  
	       );

# [0] maps fd's to requested masks
# [1] maps fd's to returned  masks
# [2] maps fd's to handles
sub new {
    my $class = shift;

    my $self = bless [{},{},{}], $class;

    $self;
}

sub mask {
    my $self = shift;
    my $io = shift;
    my $fd = fileno($io);
    return unless defined $fd;
    if (@_) {
	my $mask = shift;
	if($mask) {
	  $self->[0]{$fd}{$io} = $mask; # the error events are always returned
	  $self->[1]{$fd}      = 0;     # output mask
	  $self->[2]{$io}      = $io;   # remember handle
	} else {
          delete $self->[0]{$fd}{$io};
          unless(%{$self->[0]{$fd}}) {
            # We no longer have any handles for this FD
            delete $self->[1]{$fd};
            delete $self->[0]{$fd};
          }
          delete $self->[2]{$io};
	}
    }