diff options
Diffstat (limited to 't/moose/030_metarole_combination.t')
| -rw-r--r-- | t/moose/030_metarole_combination.t | 240 |
1 files changed, 240 insertions, 0 deletions
diff --git a/t/moose/030_metarole_combination.t b/t/moose/030_metarole_combination.t new file mode 100644 index 0000000..a045df2 --- /dev/null +++ b/t/moose/030_metarole_combination.t @@ -0,0 +1,240 @@ +use strict; +use warnings; +use Test::More; + +our @applications; + +{ + package CustomApplication; + use Moose::Role; + + after apply_methods => sub { + my ( $self, $role, $other ) = @_; + $self->apply_custom( $role, $other ); + }; + + sub apply_custom { + shift; + push @applications, [@_]; + } +} + +{ + package CustomApplication::ToClass; + use Moose::Role; + + with 'CustomApplication'; +} + +{ + package CustomApplication::ToRole; + use Moose::Role; + + with 'CustomApplication'; +} + +{ + package CustomApplication::ToInstance; + use Moose::Role; + + with 'CustomApplication'; +} + +{ + package CustomApplication::Composite; + use Moose::Role; + + with 'CustomApplication'; + + around apply_custom => sub { + my ( $next, $self, $composite, $other ) = @_; + for my $role ( @{ $composite->get_roles } ) { + $self->$next( $role, $other ); + } + }; +} + +{ + package CustomApplication::Composite::ToClass; + use Moose::Role; + + with 'CustomApplication::Composite'; +} + +{ + package CustomApplication::Composite::ToRole; + use Moose::Role; + + with 'CustomApplication::Composite'; +} + +{ + package CustomApplication::Composite::ToInstance; + use Moose::Role; + + with 'CustomApplication::Composite'; +} + +{ + package Role::Composite; + use Moose::Role; + + around apply_params => sub { + my ( $next, $self, @args ) = @_; + return Moose::Util::MetaRole::apply_metaroles( + for => $self->$next(@args), + role_metaroles => { + application_to_class => + ['CustomApplication::Composite::ToClass'], + application_to_role => + ['CustomApplication::Composite::ToRole'], + application_to_instance => + ['CustomApplication::Composite::ToInstance'], + }, + ); + }; +} + +{ + package Role::WithCustomApplication; + use Moose::Role; + + around composition_class_roles => sub { + my ($orig, $self) = @_; + return $self->$orig, 'Role::Composite'; + }; +} + +{ + package CustomRole; + use MooseX::Exporter::Easy; + + also 'Moose::Role'; + + sub init_meta_extra { + my ( $self, %options ) = @_; + return Moose::Util::MetaRole::apply_metaroles( + for_class => Moose::Role->init_meta(%options), + role_metaroles => { + role => ['Role::WithCustomApplication'], + application_to_class => + ['CustomApplication::ToClass'], + application_to_role => ['CustomApplication::ToRole'], + application_to_instance => + ['CustomApplication::ToInstance'], + }, + ); + } + + export; +} + +{ + package My::Role::Normal; + use Moose::Role; +} + +{ + package My::Role::Special; + CustomRole->import; +} + +ok( My::Role::Normal->meta->isa('Moose::Meta::Role'), "sanity check" ); +ok( My::Role::Special->meta->isa('Moose::Meta::Role'), + "using custom application roles does not change the role metaobject's class" +); +ok( My::Role::Special->meta->meta->does_role('Role::WithCustomApplication'), + "the role's metaobject has custom applications" ); +is_deeply( [My::Role::Special->meta->composition_class_roles], + ['Role::Composite'], + "the role knows about the specified composition class" ); + +{ + package Foo; + use Moose; + + local @applications; + with 'My::Role::Special'; + + ::is( @applications, 1, 'one role application' ); + ::is( $applications[0]->[0]->name, 'My::Role::Special', + "the application's first role was My::Role::Special'" ); + ::is( $applications[0]->[1]->name, 'Foo', + "the application provided an additional role" ); +} + +{ + package Bar; + use Moose::Role; + + local @applications; + with 'My::Role::Special'; + + ::is( @applications, 1 ); + ::is( $applications[0]->[0]->name, 'My::Role::Special' ); + ::is( $applications[0]->[1]->name, 'Bar' ); +} + +{ + package Baz; + use Moose; + + my $i = Baz->new; + local @applications; + My::Role::Special->meta->apply($i); + + ::is( @applications, 1 ); + ::is( $applications[0]->[0]->name, 'My::Role::Special' ); + ::ok( $applications[0]->[1]->is_anon_class ); + ::ok( $applications[0]->[1]->name->isa('Baz') ); +} + +{ + package Corge; + use Moose; + + local @applications; + with 'My::Role::Normal', 'My::Role::Special'; + + ::is( @applications, 2 ); + ::is( $applications[0]->[0]->name, 'My::Role::Normal' ); + ::is( $applications[0]->[1]->name, 'Corge' ); + ::is( $applications[1]->[0]->name, 'My::Role::Special' ); + ::is( $applications[1]->[1]->name, 'Corge' ); +} + +{ + package Thud; + use Moose::Role; + + local @applications; + with 'My::Role::Normal', 'My::Role::Special'; + + ::is( @applications, 2 ); + ::is( $applications[0]->[0]->name, 'My::Role::Normal' ); + ::is( $applications[0]->[1]->name, 'Thud' ); + ::is( $applications[1]->[0]->name, 'My::Role::Special' ); + ::is( $applications[1]->[1]->name, 'Thud' ); +} + +{ + package Garply; + use Moose; + + my $i = Garply->new; + local @applications; + Moose::Meta::Role->combine( + [ 'My::Role::Normal' => undef ], + [ 'My::Role::Special' => undef ], + )->apply($i); + + ::is( @applications, 2 ); + ::is( $applications[0]->[0]->name, 'My::Role::Normal' ); + ::ok( $applications[0]->[1]->is_anon_class ); + ::ok( $applications[0]->[1]->name->isa('Garply') ); + ::is( $applications[1]->[0]->name, 'My::Role::Special' ); + ::ok( $applications[1]->[1]->is_anon_class ); + ::ok( $applications[1]->[1]->name->isa('Garply') ); +} + +done_testing; |