ok($child->is_subtype_of($parent));
}
+{
+ my $type;
+ is( exception { $type = class_type 'MyExampleClass' }, undef, 'Make initial class_type' );
+ coerce 'MyExampleClass', from 'Str', via { bless {}, 'MyExampleClass' };
+ # We test class_type keeping the existing type (not making a new one) here.
+ is( exception { is(class_type('MyExampleClass'), $type, 're-running class_type gives same type') }, undef, 'No exception making duplicate class_type' );;
+
+ # Next define a class which needs this type and it's original coercion
+ # Note this has to be after the 2nd class_type call to test the bug as M::M::Attribute grabs
+ # the type constraint which is there at the time the attribute decleration runs.
+ {
+ package HoldsExample;
+ use Moose;
+
+ has foo => ( isa => 'MyExampleClass', is => 'ro', coerce => 1, required => 1 );
+ no Moose;
+ }
+
+ is( exception { isa_ok(HoldsExample->new(foo => "bar")->foo, 'MyExampleClass') }, undef, 'class_type coercion works' );
+}
+
done_testing;