t/000_load.t

   1 use strict;
   2 use warnings;
   3
   4 use Test::More tests => 50;
   5
   6 BEGIN {
   7     use_ok('Class::MOP');
   8     use_ok('Class::MOP::Package');
   9     use_ok('Class::MOP::Module');
  10     use_ok('Class::MOP::Class');
  11     use_ok('Class::MOP::Class::Immutable::Trait');
  12     use_ok('Class::MOP::Immutable');
  13     use_ok('Class::MOP::Attribute');
  14     use_ok('Class::MOP::Method');
  15     use_ok('Class::MOP::Method::Wrapped');
  16     use_ok('Class::MOP::Method::Inlined');
  17     use_ok('Class::MOP::Method::Generated');
  18     use_ok('Class::MOP::Method::Accessor');
  19     use_ok('Class::MOP::Method::Constructor');
  20     use_ok('Class::MOP::Instance');
  21     use_ok('Class::MOP::Object');
  22 }
  23
  24 # make sure we are tracking metaclasses correctly
  25
  26 my %METAS = (
  27     'Class::MOP::Attribute'         => Class::MOP::Attribute->meta,
  28     'Class::MOP::Method::Inlined' => Class::MOP::Method::Inlined->meta,
  29     'Class::MOP::Method::Generated' => Class::MOP::Method::Generated->meta,
  30     'Class::MOP::Method::Accessor'  => Class::MOP::Method::Accessor->meta,
  31     'Class::MOP::Method::Constructor' =>
  32         Class::MOP::Method::Constructor->meta,
  33     'Class::MOP::Package'         => Class::MOP::Package->meta,
  34     'Class::MOP::Module'          => Class::MOP::Module->meta,
  35     'Class::MOP::Class'           => Class::MOP::Class->meta,
  36     'Class::MOP::Method'          => Class::MOP::Method->meta,
  37     'Class::MOP::Method::Wrapped' => Class::MOP::Method::Wrapped->meta,
  38     'Class::MOP::Instance'        => Class::MOP::Instance->meta,
  39     'Class::MOP::Object'          => Class::MOP::Object->meta,
  40     'Class::MOP::Class::Immutable::Trait' => Class::MOP::Class::Immutable::Trait->meta,
  41     'Class::MOP::Class::Immutable::Class::MOP::Class' => Class::MOP::Class::Immutable::Class::MOP::Class->meta,
  42 );
  43
  44 ok( Class::MOP::is_class_loaded($_), '... ' . $_ . ' is loaded' )
  45     for keys %METAS;
  46
  47 ok( $_->is_immutable(), '... ' . $_->name . ' is immutable' )
  48     for values %METAS;
  49
  50 is_deeply(
  51     {Class::MOP::get_all_metaclasses},
  52     \%METAS,
  53     '... got all the metaclasses'
  54 );
  55
  56 is_deeply(
  57     [
  58         sort { $a->name cmp $b->name } Class::MOP::get_all_metaclass_instances
  59     ],
  60     [
  61         Class::MOP::Attribute->meta,
  62         Class::MOP::Class->meta,
  63         Class::MOP::Class::Immutable::Class::MOP::Class->meta,
  64         Class::MOP::Class::Immutable::Trait->meta,
  65         Class::MOP::Instance->meta,
  66         Class::MOP::Method->meta,
  67         Class::MOP::Method::Accessor->meta,
  68         Class::MOP::Method::Constructor->meta,
  69         Class::MOP::Method::Generated->meta,
  70         Class::MOP::Method::Inlined->meta,
  71         Class::MOP::Method::Wrapped->meta,
  72         Class::MOP::Module->meta,
  73         Class::MOP::Object->meta,
  74         Class::MOP::Package->meta,
  75     ],
  76     '... got all the metaclass instances'
  77 );
  78
  79 is_deeply(
  80     [ sort { $a cmp $b } Class::MOP::get_all_metaclass_names() ],
  81     [
  82         sort qw/
  83             Class::MOP::Attribute
  84             Class::MOP::Class
  85             Class::MOP::Class::Immutable::Class::MOP::Class
  86             Class::MOP::Class::Immutable::Trait
  87             Class::MOP::Instance
  88             Class::MOP::Method
  89             Class::MOP::Method::Accessor
  90             Class::MOP::Method::Constructor
  91             Class::MOP::Method::Generated
  92             Class::MOP::Method::Inlined
  93             Class::MOP::Method::Wrapped
  94             Class::MOP::Module
  95             Class::MOP::Object
  96             Class::MOP::Package
  97             /,
  98     ],
  99     '... got all the metaclass names'
 100 );
 101
 102 # testing the meta-circularity of the system
 103
 104 is(
 105     Class::MOP::Class->meta, Class::MOP::Class->meta->meta,
 106     '... Class::MOP::Class->meta == Class::MOP::Class->meta->meta'
 107 );
 108
 109 is(
 110     Class::MOP::Class->meta->meta, Class::MOP::Class->meta->meta->meta,
 111     '... Class::MOP::Class->meta->meta == Class::MOP::Class->meta->meta->meta'
 112 );
 113
 114 is(
 115     Class::MOP::Class->meta, Class::MOP::Class->meta->meta->meta,
 116     '... Class::MOP::Class->meta == Class::MOP::Class->meta->meta->meta'
 117 );
 118
 119 is(
 120     Class::MOP::Class->meta, Class::MOP::Class->meta->meta->meta->meta,
 121     '... Class::MOP::Class->meta == Class::MOP::Class->meta->meta->meta->meta'
 122 );
 123