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use strict;
use warnings;
use Test::More;
use Test::Exception;
use Class::MOP;
=pod
This tests a bug sent via RT #39001
=cut
{
package Foo;
use metaclass;
}
throws_ok {
Foo->meta->superclasses('Foo');
} qr/^Recursive inheritance detected/, "error occurs when extending oneself";
{
package Bar;
use metaclass;
}
lives_ok {
Foo->meta->superclasses('Bar');
} "regular subclass";
throws_ok {
Bar->meta->superclasses('Foo');
} qr/^Recursive inheritance detected/, "error occurs when Bar extends Foo, when Foo is a Bar";
done_testing;
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