1 files changed, 7 insertions, 8 deletions
diff --git a/activerecord/test/models/topic.rb b/activerecord/test/models/topic.rb
index 03430154db..fdb461ed7f 100644
--- a/activerecord/test/models/topic.rb
+++ b/activerecord/test/models/topic.rb
@@ -10,19 +10,14 @@ class Topic < ActiveRecord::Base
   scope :approved, -> { where(approved: true) }
   scope :rejected, -> { where(approved: false) }
 
+  scope :children, -> { where.not(parent_id: nil) }
+  scope :has_children, -> { where(id: Topic.children.select(:parent_id)) }
+
   scope :scope_with_lambda, lambda { all }
 
-  scope :by_private_lifo, -> { where(author_name: private_lifo) }
   scope :by_lifo, -> { where(author_name: "lifo") }
   scope :replied, -> { where "replies_count > 0" }
 
-  class << self
-    private
-      def private_lifo
-        "lifo"
-      end
-  end
-
   scope "approved_as_string", -> { where(approved: true) }
   scope :anonymous_extension, -> { } do
     def one
@@ -96,6 +91,10 @@ class Topic < ActiveRecord::Base
     write_attribute(:approved, val)
   end
 
+  def self.nested_scoping(scope)
+    scope.base
+  end
+
   private
 
     def default_written_on