1 files changed, 37 insertions, 0 deletions
diff --git a/t/metaclasses/immutable_metaclass_compat_bug.t b/t/metaclasses/immutable_metaclass_compat_bug.t
new file mode 100644
index 0000000..67a4ffa
--- /dev/null
+++ b/t/metaclasses/immutable_metaclass_compat_bug.t
@@ -0,0 +1,37 @@
+use strict;
+use warnings;
+use Test::More;
+
+{
+    package Foo::Base::Meta::Trait;
+    use Moose::Role;
+}
+
+{
+    package Foo::Base;
+    use Moose;
+    Moose::Util::MetaRole::apply_metaroles(
+        for             => __PACKAGE__,
+        class_metaroles => { constructor => ['Foo::Base::Meta::Trait'] },
+    );
+    __PACKAGE__->meta->make_immutable;
+}
+
+{
+    package Foo::Meta::Trait;
+    use Moose::Role;
+}
+
+{
+    package Foo;
+    use Moose;
+    Moose::Util::MetaRole::apply_metaroles(
+        for             => __PACKAGE__,
+        class_metaroles => { constructor => ['Foo::Meta::Trait'] }
+    );
+    ::ok(!Foo->meta->is_immutable);
+    extends 'Foo::Base';
+    ::ok(!Foo->meta->is_immutable);
+}
+
+done_testing;