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use strict;
use warnings FATAL => 'all';
use Test::More;
use Test::Fatal;
BEGIN {
package MyRole;
use Role::Tiny;
requires qw(req1 req2);
sub bar { 'role bar' }
sub baz { 'role baz' }
}
BEGIN {
package MyClass;
use constant SIMPLE => 'simple';
use constant REF_CONST => [ 'ref_const' ];
use constant VSTRING_CONST => v1;
sub req1 { }
sub req2 { }
sub foo { 'class foo' }
sub baz { 'class baz' }
}
BEGIN {
package ExtraClass;
sub req1 { }
sub req2 { }
sub req3 { }
sub foo { }
sub baz { 'class baz' }
}
BEGIN {
package IntermediaryRole;
use Role::Tiny;
requires 'req3';
}
BEGIN {
package NoMethods;
package OneMethod;
sub req1 { }
}
BEGIN {
package ExtraRole;
use Role::Tiny;
sub extra1 { 'role extra' }
}
sub try_apply_to {
my $to = shift;
exception { Role::Tiny->apply_role_to_package($to, 'MyRole') }
}
is(try_apply_to('MyClass'), undef, 'role applies cleanly');
is(MyClass->bar, 'role bar', 'method from role');
is(MyClass->baz, 'class baz', 'method from class');
ok(MyClass->does('MyRole'), 'class does role');
ok(!MyClass->does('IntermediaryRole'), 'class does not do non-applied role');
ok(!MyClass->does('Random'), 'class does not do non-role');
like(try_apply_to('NoMethods'), qr/req1, req2/, 'error for both methods');
like(try_apply_to('OneMethod'), qr/req2/, 'error for one method');
is exception {
Role::Tiny->apply_role_to_package('IntermediaryRole', 'MyRole');
Role::Tiny->apply_role_to_package('ExtraClass', 'IntermediaryRole');
}, undef, 'No errors applying roles';
ok(ExtraClass->does('MyRole'), 'ExtraClass does MyRole');
ok(ExtraClass->does('IntermediaryRole'), 'ExtraClass does IntermediaryRole');
is(ExtraClass->bar, 'role bar', 'method from role');
is(ExtraClass->baz, 'class baz', 'method from class');
my $new_class;
is exception {
$new_class = Role::Tiny->create_class_with_roles('MyClass', 'ExtraRole');
}, undef, 'No errors creating class with roles';
isa_ok($new_class, 'MyClass');
is($new_class->extra1, 'role extra', 'method from role');
ok(Role::Tiny->is_role('MyRole'), 'is_role true for roles');
ok(!Role::Tiny->is_role('MyClass'), 'is_role false for classes');
done_testing;
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