Test is_subtype_of on role_type of undefined role

[gitmo/Moose.git] / t / type_constraints / role_type_constraint.t

#!/usr/bin/perl

use strict;
use warnings;

use Test::More;
use Test::Fatal;

use Moose::Util::TypeConstraints;

{
    package Gorch;
    use Moose::Role;

    package Bar;
    use Moose::Role;

    package Foo;
    use Moose::Role;

    with qw(Bar Gorch);

    package FooC;
    use Moose;
    with qw(Foo);

    package BarC;
    use Moose;
    with qw(Bar);

}

is( exception { role_type('Boop', message { "${_} is not a Boop" }) }, undef, 'role_type keywork works with message' );

my $type = find_type_constraint("Foo");

is( $type->role, "Foo", "role attribute" );

ok( $type->is_subtype_of("Gorch"), "subtype of gorch" );

ok( $type->is_subtype_of("Bar"), "subtype of bar" );

ok( $type->is_subtype_of("Object"), "subtype of Object" );

ok( !$type->is_subtype_of("ThisTypeDoesNotExist"), "not subtype of unknown type name" );
ok( !$type->is_a_type_of("ThisTypeDoesNotExist"), "not type of unknown type name" );

ok( find_type_constraint("Bar")->check(FooC->new), "Foo passes Bar" );
ok( find_type_constraint("Bar")->check(BarC->new), "Bar passes Bar" );
ok( !find_type_constraint("Gorch")->check(BarC->new), "but Bar doesn't pass Gorch");

my $boop = find_type_constraint("Boop");
ok( $boop->has_message, 'Boop has a message');
my $error = $boop->get_message(FooC->new);
like( $error, qr/is not a Boop/,  'boop gives correct error message');


ok( $type->equals($type), "equals self" );
ok( $type->equals(Moose::Meta::TypeConstraint::Role->new( name => "__ANON__", role => "Foo" )), "equals anon constraint of same value" );
ok( $type->equals(Moose::Meta::TypeConstraint::Role->new( name => "Oink", role => "Foo" )), "equals differently named constraint of same value" );
ok( !$type->equals(Moose::Meta::TypeConstraint::Role->new( name => "__ANON__", role => "Bar" )), "doesn't equal other anon constraint" );
ok( $type->is_subtype_of(Moose::Meta::TypeConstraint::Role->new( name => "__ANON__", role => "Bar" )), "subtype of other anon constraint" );

{   # See block comment in t/type_constraints/class_type_constraint.t
    my $type;
    is( exception { $type = role_type 'MyExampleRole' }, undef, 'Make initial role_type' );
    is( exception { is(role_type('MyExampleRole'), $type, 're-running role_type gives same type') }, undef, 'No exception making duplicate role_type' );;
    is( exception { ok( ! $type->is_subtype_of('Bar'), 'MyExampleRole is not a subtype of Bar' ) }, undef, 'No exception for is_subtype_of undefined role' );
}

done_testing;