my $anon_class = Class::MOP::Class->create_anon_class();
isa_ok($anon_class, 'Class::MOP::Class');
-like($anon_class->name, qr/Class::MOP::Class::__ANON__::[0-9a-f]/, '... got an anon class package name');
+like($anon_class->name, qr/Class::MOP::Class::__ANON__::SERIAL::[0-9]+/, '... got an anon class package name');
lives_ok {
$anon_class->add_method('foo' => sub { "__ANON__::foo" });