1 files changed, 33 insertions, 0 deletions
diff --git a/t/immutable/immutable_roundtrip.t b/t/immutable/immutable_roundtrip.t
new file mode 100644
index 0000000..2f1bceb
--- /dev/null
+++ b/t/immutable/immutable_roundtrip.t
@@ -0,0 +1,33 @@
+use strict;
+use warnings;
+
+use Test::More;
+use Test::Requires 'Test::Output';  # skip all if not installed
+
+{
+    package Foo;
+    use Moose;
+    __PACKAGE__->meta->make_immutable;
+}
+
+{
+    package Bar;
+    use Moose;
+
+    extends 'Foo';
+
+    __PACKAGE__->meta->make_immutable;
+    __PACKAGE__->meta->make_mutable;
+
+
+    # This actually is testing for a bug in Class::MOP that cause
+    # Moose::Meta::Method::Constructor to spit out a warning when it
+    # shouldn't have done so. The bug was fixed in CMOP 0.75.
+    ::stderr_unlike(
+        sub { Bar->meta->make_immutable },
+        qr/Not inlining a constructor/,
+        'no warning that Bar may not have an inlined constructor'
+    );
+}
+
+done_testing;