diff options
Diffstat (limited to 't/cmop/self_introspection.t')
| -rw-r--r-- | t/cmop/self_introspection.t | 359 |
1 files changed, 359 insertions, 0 deletions
diff --git a/t/cmop/self_introspection.t b/t/cmop/self_introspection.t new file mode 100644 index 0000000..69128f2 --- /dev/null +++ b/t/cmop/self_introspection.t @@ -0,0 +1,359 @@ +use strict; +use warnings; + +use Test::More; +use Class::MOP; +use Class::MOP::Class; +use Class::MOP::Package; +use Class::MOP::Module; + +{ + my $class = Class::MOP::Class->initialize('Foo'); + is($class->meta, Class::MOP::Class->meta, '... instance and class both lead to the same meta'); +} + +my $class_mop_class_meta = Class::MOP::Class->meta(); +isa_ok($class_mop_class_meta, 'Class::MOP::Class'); + +my $class_mop_package_meta = Class::MOP::Package->meta(); +isa_ok($class_mop_package_meta, 'Class::MOP::Package'); + +my $class_mop_module_meta = Class::MOP::Module->meta(); +isa_ok($class_mop_module_meta, 'Class::MOP::Module'); + +my @class_mop_package_methods = qw( + _new + + initialize reinitialize create create_anon is_anon + _free_anon _anon_cache_key _anon_package_prefix + + name + namespace + + add_package_symbol get_package_symbol has_package_symbol + remove_package_symbol get_or_add_package_symbol + list_all_package_symbols get_all_package_symbols remove_package_glob + + _package_stash + + DESTROY +); + +my @class_mop_module_methods = qw( + _new + + _instantiate_module + + version authority identifier create + + _anon_cache_key _anon_package_prefix +); + +my @class_mop_class_methods = qw( + _new + + is_pristine + + initialize reinitialize create + + create_anon_class is_anon_class + _anon_cache_key _anon_package_prefix + + instance_metaclass get_meta_instance + _inline_create_instance + _inline_rebless_instance + _inline_get_mop_slot _inline_set_mop_slot _inline_clear_mop_slot + _create_meta_instance + new_object clone_object + _inline_new_object _inline_default_value _inline_preserve_weak_metaclasses + _inline_slot_initializer _inline_extra_init _inline_fallback_constructor + _inline_generate_instance _inline_params _inline_slot_initializers + _inline_init_attr_from_constructor _inline_init_attr_from_default + _generate_fallback_constructor + _eval_environment + _construct_instance + _construct_class_instance + _clone_instance + rebless_instance rebless_instance_back rebless_instance_away + _force_rebless_instance _fixup_attributes_after_rebless + _check_metaclass_compatibility + _check_class_metaclass_compatibility _check_single_metaclass_compatibility + _class_metaclass_is_compatible _single_metaclass_is_compatible + _fix_metaclass_incompatibility _fix_class_metaclass_incompatibility + _fix_single_metaclass_incompatibility _base_metaclasses + _can_fix_metaclass_incompatibility + _class_metaclass_can_be_made_compatible + _single_metaclass_can_be_made_compatible + + _remove_generated_metaobjects + _restore_metaobjects_from + + add_meta_instance_dependencies remove_meta_instance_dependencies update_meta_instance_dependencies + add_dependent_meta_instance remove_dependent_meta_instance + invalidate_meta_instances invalidate_meta_instance + + superclasses subclasses direct_subclasses class_precedence_list + linearized_isa _method_lookup_order _superclasses_updated _superclass_metas + + get_all_method_names get_all_methods + find_method_by_name find_all_methods_by_name find_next_method_by_name + + add_before_method_modifier add_after_method_modifier add_around_method_modifier + + _attach_attribute + _post_add_attribute + remove_attribute + find_attribute_by_name + get_all_attributes + + is_mutable is_immutable make_mutable make_immutable + _initialize_immutable _install_inlined_code _inlined_methods + _add_inlined_method _inline_accessors _inline_constructor + _inline_destructor _immutable_options _real_ref_name + _rebless_as_immutable _rebless_as_mutable _remove_inlined_code + + _immutable_metaclass + immutable_trait immutable_options + constructor_name constructor_class destructor_class +); + +# check the class ... + +is_deeply([ sort $class_mop_class_meta->get_method_list ], [ sort @class_mop_class_methods ], '... got the correct method list for class'); + +foreach my $method_name (sort @class_mop_class_methods) { + ok($class_mop_class_meta->has_method($method_name), '... Class::MOP::Class->has_method(' . $method_name . ')'); + { + no strict 'refs'; + is($class_mop_class_meta->get_method($method_name)->body, + \&{'Class::MOP::Class::' . $method_name}, + '... Class::MOP::Class->get_method(' . $method_name . ') == &Class::MOP::Class::' . $method_name); + } +} + +## check the package .... + +is_deeply([ sort $class_mop_package_meta->get_method_list ], [ sort @class_mop_package_methods ], '... got the correct method list for package'); + +foreach my $method_name (sort @class_mop_package_methods) { + ok($class_mop_package_meta->has_method($method_name), '... Class::MOP::Package->has_method(' . $method_name . ')'); + { + no strict 'refs'; + is($class_mop_package_meta->get_method($method_name)->body, + \&{'Class::MOP::Package::' . $method_name}, + '... Class::MOP::Package->get_method(' . $method_name . ') == &Class::MOP::Package::' . $method_name); + } +} + +## check the module .... + +is_deeply([ sort $class_mop_module_meta->get_method_list ], [ sort @class_mop_module_methods ], '... got the correct method list for module'); + +foreach my $method_name (sort @class_mop_module_methods) { + ok($class_mop_module_meta->has_method($method_name), '... Class::MOP::Module->has_method(' . $method_name . ')'); + { + no strict 'refs'; + is($class_mop_module_meta->get_method($method_name)->body, + \&{'Class::MOP::Module::' . $method_name}, + '... Class::MOP::Module->get_method(' . $method_name . ') == &Class::MOP::Module::' . $method_name); + } +} + + +# check for imported functions which are not methods + +foreach my $non_method_name (qw( + confess + blessed + subname + svref_2object + )) { + ok(!$class_mop_class_meta->has_method($non_method_name), '... NOT Class::MOP::Class->has_method(' . $non_method_name . ')'); +} + +# check for the right attributes + +my @class_mop_package_attributes = ( + 'package', + 'namespace', +); + +my @class_mop_module_attributes = ( + 'version', + 'authority' +); + +my @class_mop_class_attributes = ( + 'superclasses', + 'instance_metaclass', + 'immutable_trait', + 'constructor_name', + 'constructor_class', + 'destructor_class', +); + +# check class + +is_deeply( + [ sort $class_mop_class_meta->get_attribute_list ], + [ sort @class_mop_class_attributes ], + '... got the right list of attributes' +); + +is_deeply( + [ sort keys %{$class_mop_class_meta->_attribute_map} ], + [ sort @class_mop_class_attributes ], + '... got the right list of attributes'); + +foreach my $attribute_name (sort @class_mop_class_attributes) { + ok($class_mop_class_meta->has_attribute($attribute_name), '... Class::MOP::Class->has_attribute(' . $attribute_name . ')'); + isa_ok($class_mop_class_meta->get_attribute($attribute_name), 'Class::MOP::Attribute'); +} + +# check module + +is_deeply( + [ sort $class_mop_package_meta->get_attribute_list ], + [ sort @class_mop_package_attributes ], + '... got the right list of attributes'); + +is_deeply( + [ sort keys %{$class_mop_package_meta->_attribute_map} ], + [ sort @class_mop_package_attributes ], + '... got the right list of attributes'); + +foreach my $attribute_name (sort @class_mop_package_attributes) { + ok($class_mop_package_meta->has_attribute($attribute_name), '... Class::MOP::Package->has_attribute(' . $attribute_name . ')'); + isa_ok($class_mop_package_meta->get_attribute($attribute_name), 'Class::MOP::Attribute'); +} + +# check package + +is_deeply( + [ sort $class_mop_module_meta->get_attribute_list ], + [ sort @class_mop_module_attributes ], + '... got the right list of attributes'); + +is_deeply( + [ sort keys %{$class_mop_module_meta->_attribute_map} ], + [ sort @class_mop_module_attributes ], + '... got the right list of attributes'); + +foreach my $attribute_name (sort @class_mop_module_attributes) { + ok($class_mop_module_meta->has_attribute($attribute_name), '... Class::MOP::Module->has_attribute(' . $attribute_name . ')'); + isa_ok($class_mop_module_meta->get_attribute($attribute_name), 'Class::MOP::Attribute'); +} + +## check the attributes themselves + +# ... package + +ok($class_mop_package_meta->get_attribute('package')->has_reader, '... Class::MOP::Class package has a reader'); +is(ref($class_mop_package_meta->get_attribute('package')->reader), 'HASH', '... Class::MOP::Class package\'s a reader is { name => sub { ... } }'); + +ok($class_mop_package_meta->get_attribute('package')->has_init_arg, '... Class::MOP::Class package has a init_arg'); +is($class_mop_package_meta->get_attribute('package')->init_arg, 'package', '... Class::MOP::Class package\'s a init_arg is package'); + +# ... class, but inherited from HasMethods +ok($class_mop_class_meta->find_attribute_by_name('method_metaclass')->has_reader, '... Class::MOP::Class method_metaclass has a reader'); +is_deeply($class_mop_class_meta->find_attribute_by_name('method_metaclass')->reader, + { 'method_metaclass' => \&Class::MOP::Mixin::HasMethods::method_metaclass }, + '... Class::MOP::Class method_metaclass\'s a reader is &method_metaclass'); + +ok($class_mop_class_meta->find_attribute_by_name('method_metaclass')->has_init_arg, '... Class::MOP::Class method_metaclass has a init_arg'); +is($class_mop_class_meta->find_attribute_by_name('method_metaclass')->init_arg, + 'method_metaclass', + '... Class::MOP::Class method_metaclass\'s init_arg is method_metaclass'); + +ok($class_mop_class_meta->find_attribute_by_name('method_metaclass')->has_default, '... Class::MOP::Class method_metaclass has a default'); +is($class_mop_class_meta->find_attribute_by_name('method_metaclass')->default, + 'Class::MOP::Method', + '... Class::MOP::Class method_metaclass\'s a default is Class::MOP:::Method'); + +ok($class_mop_class_meta->find_attribute_by_name('wrapped_method_metaclass')->has_reader, '... Class::MOP::Class wrapped_method_metaclass has a reader'); +is_deeply($class_mop_class_meta->find_attribute_by_name('wrapped_method_metaclass')->reader, + { 'wrapped_method_metaclass' => \&Class::MOP::Mixin::HasMethods::wrapped_method_metaclass }, + '... Class::MOP::Class wrapped_method_metaclass\'s a reader is &wrapped_method_metaclass'); + +ok($class_mop_class_meta->find_attribute_by_name('wrapped_method_metaclass')->has_init_arg, '... Class::MOP::Class wrapped_method_metaclass has a init_arg'); +is($class_mop_class_meta->find_attribute_by_name('wrapped_method_metaclass')->init_arg, + 'wrapped_method_metaclass', + '... Class::MOP::Class wrapped_method_metaclass\'s init_arg is wrapped_method_metaclass'); + +ok($class_mop_class_meta->find_attribute_by_name('method_metaclass')->has_default, '... Class::MOP::Class method_metaclass has a default'); +is($class_mop_class_meta->find_attribute_by_name('method_metaclass')->default, + 'Class::MOP::Method', + '... Class::MOP::Class method_metaclass\'s a default is Class::MOP:::Method'); + + +# ... class, but inherited from HasAttributes + +ok($class_mop_class_meta->find_attribute_by_name('attributes')->has_reader, '... Class::MOP::Class attributes has a reader'); +is_deeply($class_mop_class_meta->find_attribute_by_name('attributes')->reader, + { '_attribute_map' => \&Class::MOP::Mixin::HasAttributes::_attribute_map }, + '... Class::MOP::Class attributes\'s a reader is &_attribute_map'); + +ok($class_mop_class_meta->find_attribute_by_name('attributes')->has_init_arg, '... Class::MOP::Class attributes has a init_arg'); +is($class_mop_class_meta->find_attribute_by_name('attributes')->init_arg, + 'attributes', + '... Class::MOP::Class attributes\'s a init_arg is attributes'); + +ok($class_mop_class_meta->find_attribute_by_name('attributes')->has_default, '... Class::MOP::Class attributes has a default'); +is_deeply($class_mop_class_meta->find_attribute_by_name('attributes')->default('Foo'), + {}, + '... Class::MOP::Class attributes\'s a default of {}'); + +ok($class_mop_class_meta->find_attribute_by_name('attribute_metaclass')->has_reader, '... Class::MOP::Class attribute_metaclass has a reader'); +is_deeply($class_mop_class_meta->find_attribute_by_name('attribute_metaclass')->reader, + { 'attribute_metaclass' => \&Class::MOP::Mixin::HasAttributes::attribute_metaclass }, + '... Class::MOP::Class attribute_metaclass\'s a reader is &attribute_metaclass'); + +ok($class_mop_class_meta->find_attribute_by_name('attribute_metaclass')->has_init_arg, '... Class::MOP::Class attribute_metaclass has a init_arg'); +is($class_mop_class_meta->find_attribute_by_name('attribute_metaclass')->init_arg, + 'attribute_metaclass', + '... Class::MOP::Class attribute_metaclass\'s a init_arg is attribute_metaclass'); + +ok($class_mop_class_meta->find_attribute_by_name('attribute_metaclass')->has_default, '... Class::MOP::Class attribute_metaclass has a default'); +is($class_mop_class_meta->find_attribute_by_name('attribute_metaclass')->default, + 'Class::MOP::Attribute', + '... Class::MOP::Class attribute_metaclass\'s a default is Class::MOP:::Attribute'); + +# check the values of some of the methods + +is($class_mop_class_meta->name, 'Class::MOP::Class', '... Class::MOP::Class->name'); +is($class_mop_class_meta->version, $Class::MOP::Class::VERSION, '... Class::MOP::Class->version'); + +if ( defined $Class::MOP::Class::VERSION ) { + ok($class_mop_class_meta->has_package_symbol('$VERSION'), '... Class::MOP::Class->has_package_symbol($VERSION)'); +} +is(${$class_mop_class_meta->get_package_symbol('$VERSION')}, + $Class::MOP::Class::VERSION, + '... Class::MOP::Class->get_package_symbol($VERSION)'); + +is_deeply( + [ $class_mop_class_meta->superclasses ], + [ qw/Class::MOP::Module Class::MOP::Mixin::HasAttributes Class::MOP::Mixin::HasMethods Class::MOP::Mixin::HasOverloads/ ], + '... Class::MOP::Class->superclasses == [ Class::MOP::Module ]'); + +is_deeply( + [ $class_mop_class_meta->class_precedence_list ], + [ qw/ + Class::MOP::Class + Class::MOP::Module + Class::MOP::Package + Class::MOP::Object + Class::MOP::Mixin + Class::MOP::Mixin::HasAttributes + Class::MOP::Mixin + Class::MOP::Mixin::HasMethods + Class::MOP::Mixin + Class::MOP::Mixin::HasOverloads + Class::MOP::Mixin + / ], + '... Class::MOP::Class->class_precedence_list == [ Class::MOP::Class Class::MOP::Module Class::MOP::Package ]'); + +is($class_mop_class_meta->attribute_metaclass, 'Class::MOP::Attribute', '... got the right value for attribute_metaclass'); +is($class_mop_class_meta->method_metaclass, 'Class::MOP::Method', '... got the right value for method_metaclass'); +is($class_mop_class_meta->instance_metaclass, 'Class::MOP::Instance', '... got the right value for instance_metaclass'); + +done_testing; |