1 files changed, 5 insertions, 0 deletions
diff --git a/activerecord/test/cases/adapter_test.rb b/activerecord/test/cases/adapter_test.rb
index e28bb7b6ca..dd355e8d0c 100644
--- a/activerecord/test/cases/adapter_test.rb
+++ b/activerecord/test/cases/adapter_test.rb
@@ -173,6 +173,11 @@ module ActiveRecord
         end
       end
     end
+
+    def test_select_all_always_return_activerecord_result
+      result = @connection.select_all "SELECT * FROM posts"
+      assert result.is_a?(ActiveRecord::Result)
+    end
   end
 
   class AdapterTestWithoutTransaction < ActiveRecord::TestCase