1 files changed, 15 insertions, 2 deletions
diff --git a/activerecord/test/cases/attributes_test.rb b/activerecord/test/cases/attributes_test.rb
index bd74821d87..2991ca8b76 100644
--- a/activerecord/test/cases/attributes_test.rb
+++ b/activerecord/test/cases/attributes_test.rb
@@ -152,7 +152,7 @@ module ActiveRecord
           Type::String.new(limit: 50))
         int_array = ConnectionAdapters::PostgreSQL::OID::Array.new(
           Type::Integer.new)
-        refute_equal string_array, int_array
+        assert_not_equal string_array, int_array
         assert_equal string_array, klass.type_for_attribute("my_array")
         assert_equal int_array, klass.type_for_attribute("my_int_array")
       end
@@ -167,10 +167,23 @@ module ActiveRecord
           Type::String.new(limit: 50))
         int_range = ConnectionAdapters::PostgreSQL::OID::Range.new(
           Type::Integer.new)
-        refute_equal string_range, int_range
+        assert_not_equal string_range, int_range
         assert_equal string_range, klass.type_for_attribute("my_range")
         assert_equal int_range, klass.type_for_attribute("my_int_range")
       end
     end
+
+    test "attributes added after subclasses load are inherited" do
+      parent = Class.new(ActiveRecord::Base) do
+        self.table_name = "topics"
+      end
+
+      child = Class.new(parent)
+      child.new # => force a schema load
+
+      parent.attribute(:foo, Type::Value.new)
+
+      assert_equal(:bar, child.new(foo: :bar).foo)
+    end
   end
 end